add waiting-for-app support

(starting to rip some old stuff out)

13 files changed, 1483 insertions, 1595 deletions

diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/MobileBKUConnector.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/MobileBKUConnector.java
index dc2258a1..1748f631 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/MobileBKUConnector.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/MobileBKUConnector.java
@@ -13,18 +13,14 @@ import java.util.regex.Pattern;
 
 import javax.annotation.CheckForNull;
 import javax.annotation.Nonnull;
-import javax.annotation.Nullable;
-import javax.swing.text.html.HTML.Tag;
 
 import org.apache.hc.client5.http.classic.methods.HttpGet;
 import org.apache.hc.client5.http.classic.methods.HttpPost;
-import org.apache.hc.client5.http.config.RequestConfig;
 import org.apache.hc.client5.http.entity.UrlEncodedFormEntity;
 import org.apache.hc.client5.http.entity.mime.MultipartEntityBuilder;
 import org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
 import org.apache.hc.client5.http.impl.classic.CloseableHttpResponse;
 import org.apache.hc.client5.http.impl.classic.HttpClients;
-import org.apache.hc.client5.http.impl.classic.RequestFailedException;
 import org.apache.hc.core5.http.ClassicHttpRequest;
 import org.apache.hc.core5.http.ContentType;
 import org.apache.hc.core5.http.Header;
@@ -228,6 +224,67 @@ public class MobileBKUConnector implements BkuSlConnector {
         return post;
     }
 
+    private static class LongPollThread extends Thread implements AutoCloseable {
+        
+        private final CloseableHttpClient httpClient = HttpClients.createDefault();
+        private final HttpGet request;
+        private final Runnable signal;
+        private boolean done = false;
+
+        @Override
+        public void run() {
+            long timeout = System.nanoTime() + (300l * 1000l * 1000l * 1000l); /* a-trust timeout is 5 minutes */
+            log.debug("longPollThread hello");
+            while (!done) {
+                try (final CloseableHttpResponse response = httpClient.execute(request)) {
+                    JSONObject jsonResponse = new JSONObject(EntityUtils.toString(response.getEntity()));
+                    if (jsonResponse.getBoolean("Fin"))
+                        signal.run();
+                    else if (jsonResponse.getBoolean("Wait"))
+                    {
+                        log.debug("longPollThread continue...");
+                        continue;
+                    }
+                    else if (jsonResponse.getBoolean("Error"))
+                        signal.run(); /* will trigger reload and find error; this is the same thing a-trust does */
+                    else {
+                        log.warn("Unknown long poll response:\n{}", jsonResponse.toString(2));
+                        break;
+                    }
+                } catch (NoHttpResponseException e) {
+                    if (timeout <= System.nanoTime())
+                        signal.run(); /* reload to find the timeout error */
+                    continue; /* httpclient timeout */
+                } catch (IOException | ParseException | IllegalStateException e) {
+                    if (done) break;
+                    log.warn("QR code long polling exception", e);
+                    /* sleep so we don't hammer a-trust too hard in case this goes wrong */
+                    try { Thread.sleep(5000); } catch (InterruptedException e2) {}
+                }
+            }
+            log.debug("longPollThread goodbye");
+        }
+
+        public LongPollThread(URI uri, Runnable signal) {
+            this.request = new HttpGet(uri);
+            this.signal = signal;
+        }
+
+        @Override
+        public void close() {
+            done = true;
+            if (this.request != null)
+                this.request.abort();
+
+            if (this.isAlive())
+                try { this.join(1000); } catch (InterruptedException e) {}
+            
+            if (this.httpClient != null)
+                try { this.httpClient.close(); } catch (IOException e) { log.warn("Auto-close of long-poll HTTP client threw exception", e); }
+        }
+        
+    }
+
     /**
      * Main lifting function for MobileBKU UX
      * @return the next request to make, or null if the current response should be returned
@@ -270,58 +327,29 @@ public class MobileBKUConnector implements BkuSlConnector {
             return new HttpGet(html.htmlDocument.baseUri());
         }
         if (html.qrCodeBlock != null) {
-            try (final CloseableHttpClient httpClient = HttpClients.custom().disableRedirectHandling().build()) {
-                final HttpGet request = new HttpGet(html.qrCodeBlock.pollingURI);
-                boolean[] done = new boolean[1];
-                done[0] = false;
-                Thread longPollThread = new Thread(() -> {
-                    long timeout = System.nanoTime() + (300l * 1000l * 1000l * 1000l); /* a-trust timeout is 5 minutes */
-                    log.debug("longPollThread hello");
-                    while (!done[0]) {
-                        try (final CloseableHttpResponse response = httpClient.execute(request)) {
-                            JSONObject jsonResponse = new JSONObject(EntityUtils.toString(response.getEntity()));
-                            if (jsonResponse.getBoolean("Fin"))
-                                state.signalQRScanned();
-                            else if (jsonResponse.getBoolean("Wait"))
-                            {
-                                log.debug("longPollThread continue...");
-                                continue;
-                            }
-                            else if (jsonResponse.getBoolean("Error"))
-                                state.signalQRScanned(); /* will trigger reload and find error; this is the same thing a-trust does */
-                            else {
-                                log.warn("Unknown long poll response:\n{}", jsonResponse.toString(2));
-                                break;
-                            }
-                        } catch (NoHttpResponseException e) {
-                            if (timeout <= System.nanoTime())
-                                state.signalQRScanned(); /* reload to find the timeout error */
-                            continue; /* httpclient timeout */
-                        } catch (IOException | ParseException | IllegalStateException e) {
-                            if (done[0]) break;
-                            log.warn("QR code long polling exception", e);
-                            /* sleep so we don't hammer a-trust too hard in case this goes wrong */
-                            try { Thread.sleep(5000); } catch (InterruptedException e2) {}
-                        }
-                    }
-                    log.debug("longPollThread goodbye");
-                });
-                try {
-                    longPollThread.start();
-                    MobileBKUState.QRResult result = this.state.showQRCode(html.qrCodeBlock.referenceValue, html.qrCodeBlock.qrCodeURI, html.signatureDataLink, html.smsTanLink != null, html.fido2Link != null, html.qrCodeBlock.errorMessage);
-                    switch (result) {
-                        case UPDATE: break;
-                        case TO_FIDO2: if (html.fido2Link != null) return new HttpGet(html.fido2Link); break;
-                        case TO_SMS: if (html.smsTanLink != null) return new HttpGet(html.smsTanLink); break;
-                    }
-                    return new HttpGet(html.htmlDocument.baseUri());
-                } finally {
-                    done[0] = true;
-                    request.abort();
-                    try { longPollThread.join(1000); } catch (InterruptedException e) {}
+            try (LongPollThread longPollThread = new LongPollThread(html.qrCodeBlock.pollingURI, () -> { this.state.signalQRScanned(); })) {
+                this.state.showQRCode(html.qrCodeBlock.referenceValue, html.qrCodeBlock.qrCodeURI, html.signatureDataLink, html.smsTanLink != null, html.fido2Link != null, html.qrCodeBlock.errorMessage);
+                longPollThread.start();
+                var result = this.state.waitForQRCodeResult();
+                switch (result) {
+                    case UPDATE: break;
+                    case TO_FIDO2: if (html.fido2Link != null) return new HttpGet(html.fido2Link); break;
+                    case TO_SMS: if (html.smsTanLink != null) return new HttpGet(html.smsTanLink); break;
+                }
+                return new HttpGet(html.htmlDocument.baseUri());
+            }
+        }
+        if (html.waitingForAppBlock != null) {
+            try (LongPollThread longPollThread = new LongPollThread(html.waitingForAppBlock.pollingURI, () -> { this.state.signalAppOpened(); })) {
+                this.state.showWaitingForApp(html.waitingForAppBlock.referenceValue, html.signatureDataLink, html.smsTanLink != null, html.fido2Link != null);
+                longPollThread.start();
+                var result = this.state.waitForAppOpen();
+                switch (result) {
+                    case UPDATE: break;
+                    case TO_FIDO2: if (html.fido2Link != null) return new HttpGet(html.fido2Link); break;
+                    case TO_SMS: if (html.smsTanLink != null) return new HttpGet(html.smsTanLink); break;
                 }
-            } catch (IOException e) {
-                log.warn("closing long-polling HttpClient threw exception", e);
+                return new HttpGet(html.htmlDocument.baseUri());
             }
         }
         if (html.fido2Block != null) {
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/OLDMobileBKUConnector.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/OLDMobileBKUConnector.java
index 8c054e95..c9ab164b 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/OLDMobileBKUConnector.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/OLDMobileBKUConnector.java
@@ -15,9 +15,6 @@
  */
 package at.asit.pdfover.gui.bku;
 
-import java.io.IOException;
-import java.net.URISyntaxException;
-
 // Imports
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -90,7 +87,7 @@ public class OLDMobileBKUConnector implements BkuSlConnector {
 
 					if (responseData.contains("undecided.aspx?sid=")) {
 						// handle polling
-						this.state.showOpenAppMessageWithSMSandCancel();
+						//this.state.showOpenAppMessageWithSMSandCancel();
 
 						if (this.state.status.isSMSTan) {
 							String response = handler.postSMSRequest();
@@ -124,11 +121,11 @@ public class OLDMobileBKUConnector implements BkuSlConnector {
 				boolean enterTAN = true;
 				String responseData = null;
 				if (status.qrCodeURL != null) {
-					try {
+					/*try {
 						this.state.OLDshowQR();
 					} catch (IOException | URISyntaxException e) {
 						throw new SignatureException(e);
-					}
+					}*/
 					if ("cancel".equals(this.state.status.errorMessage))
 						throw new SignatureException(new IllegalStateException());
 					if (status.qrCodeURL == null) {
@@ -178,7 +175,7 @@ public class OLDMobileBKUConnector implements BkuSlConnector {
 				if (enterTAN) {
 					try {
 						// Get TAN
-						this.state.OLDcheckTAN();
+						//this.state.OLDcheckTAN();
 
 						if ("cancel".equals(this.state.status.errorMessage))
 							throw new SignatureException(new IllegalStateException());
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/OLDmobile/ATrustHandler.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/OLDmobile/ATrustHandler.java
index ab85645b..e22db900 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/OLDmobile/ATrustHandler.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/OLDmobile/ATrustHandler.java
@@ -16,12 +16,10 @@
 package at.asit.pdfover.gui.bku.OLDmobile;
 
 // Imports
-import java.awt.Desktop;
 import java.io.BufferedInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.net.URI;
 import java.net.URL;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -38,12 +36,8 @@ import org.apache.commons.httpclient.methods.multipart.Part;
 import org.apache.commons.httpclient.methods.multipart.StringPart;
 import org.apache.commons.io.IOUtils;
 import org.eclipse.swt.SWT;
-import org.eclipse.swt.program.Program;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Shell;
-import org.jsoup.Jsoup;
-import org.jsoup.nodes.Document;
-import org.jsoup.nodes.Element;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/mobile/ATrustParser.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/mobile/ATrustParser.java
index 90afc834..1fb3b8d6 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/mobile/ATrustParser.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/mobile/ATrustParser.java
@@ -56,6 +56,24 @@ public class ATrustParser {
                 throw new ComponentParseFailed();
             }
         }
+        protected @Nonnull URI getLongPollURI() throws ComponentParseFailed {
+            var pollingScriptElm = getElementEnsureNotNull("#jsLongPoll script");
+            String pollingScript = pollingScriptElm.data();
+            int startIdx = pollingScript.indexOf("qrpoll(\"");
+            if (startIdx < 0) { log.warn("Failed to find 'qrpoll(\"' in jsLongPoll script:\n{}", pollingScript); throw new ComponentParseFailed(); }
+            startIdx += 8;
+
+            int endIdx = pollingScript.indexOf("\");", startIdx);
+            if (endIdx < 0) { log.warn("Failed to find qrpoll terminator '\");' in jsLongPoll script:\n{}", pollingScript); throw new ComponentParseFailed(); }
+
+            String pollingUriString = pollingScript.substring(startIdx, endIdx);
+            try {
+                return ISNOTNULL(new URI(pollingScriptElm.baseUri()).resolve(pollingUriString));
+            } catch (URISyntaxException e) {
+                log.warn("Long-poll URI '{}' could not be parsed", pollingUriString);
+                throw new ComponentParseFailed();
+            }
+        }
     }
 
     public static class ErrorBlock extends TopLevelFormBlock {
@@ -126,25 +144,22 @@ public class ATrustParser {
             
             this.referenceValue = ISNOTNULL(getElementEnsureNotNull("#vergleichswert").ownText());
             this.qrCodeURI = getURIAttributeEnsureNotNull("#qrimage", "abs:src");
+            this.pollingURI = getLongPollURI();
 
-            var pollingScriptElm = getElementEnsureNotNull("#jsLongPoll script");
-            String pollingScript = pollingScriptElm.data();
-            int startIdx = pollingScript.indexOf("qrpoll(\"");
-            if (startIdx < 0) { log.warn("Failed to find 'qrpoll(\"' in jsLongPoll script:\n{}", pollingScript); throw new ComponentParseFailed(); }
-            startIdx += 8;
+            this.errorMessage = null;
+        }
+    }
 
-            int endIdx = pollingScript.indexOf("\");", startIdx);
-            if (endIdx < 0) { log.warn("Failed to find qrpoll terminator '\");' in jsLongPoll script:\n{}", pollingScript); throw new ComponentParseFailed(); }
+    public static class WaitingForAppBlock extends TopLevelFormBlock {
+        public final @Nonnull String referenceValue;
+        public final @Nonnull URI pollingURI;
 
-            String pollingUriString = pollingScript.substring(startIdx, endIdx);
-            try {
-                this.pollingURI = ISNOTNULL(new URI(pollingScriptElm.baseUri()).resolve(pollingUriString));
-            } catch (URISyntaxException e) {
-                log.warn("URI '{}' could not be parsed", pollingUriString);
-                throw new ComponentParseFailed();
-            }
+        private WaitingForAppBlock(@Nonnull org.jsoup.nodes.Document htmlDocument, @Nonnull Map<String, String> formOptions) throws ComponentParseFailed {
+            super(htmlDocument, formOptions);
+            abortIfElementMissing("#smartphoneAnimation");
 
-            this.errorMessage = null;
+            this.referenceValue = ISNOTNULL(getElementEnsureNotNull("#vergleichswert").ownText());
+            this.pollingURI = getLongPollURI();            
         }
     }
 
@@ -179,6 +194,7 @@ public class ATrustParser {
         public final @CheckForNull UsernamePasswordBlock usernamePasswordBlock;
         public final @CheckForNull SMSTanBlock smsTanBlock;
         public final @CheckForNull QRCodeBlock qrCodeBlock;
+        public final @CheckForNull WaitingForAppBlock waitingForAppBlock;
         public final @CheckForNull Fido2Block fido2Block;
 
         private void validate() {
@@ -188,6 +204,7 @@ public class ATrustParser {
             if (usernamePasswordBlock != null) populated.add("usernamePasswordBlock");
             if (smsTanBlock != null) populated.add("smsTanBlock");
             if (qrCodeBlock != null) populated.add("qrCodeBlock");
+            if (waitingForAppBlock != null) populated.add("waitingForAppBlock");
             if (fido2Block != null) populated.add("fido2Block");
 
             switch (populated.size()) {
@@ -271,6 +288,7 @@ public class ATrustParser {
             this.usernamePasswordBlock = TryParseMainBlock(UsernamePasswordBlock.class);
             this.smsTanBlock = TryParseMainBlock(SMSTanBlock.class);
             this.qrCodeBlock = TryParseMainBlock(QRCodeBlock.class);
+            this.waitingForAppBlock = TryParseMainBlock(WaitingForAppBlock.class);
             this.fido2Block = TryParseMainBlock(Fido2Block.class);
             
             validate();
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/WaitingForAppComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/WaitingForAppComposite.java
deleted file mode 100644
index ecdece98..00000000
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/WaitingForAppComposite.java
+++ /dev/null
@@ -1,192 +0,0 @@
-/*

- * Copyright 2012 by A-SIT, Secure Information Technology Center Austria

- *

- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by

- * the European Commission - subsequent versions of the EUPL (the "Licence");

- * You may not use this work except in compliance with the Licence.

- * You may obtain a copy of the Licence at:

- * http://joinup.ec.europa.eu/software/page/eupl

- *

- * Unless required by applicable law or agreed to in writing, software

- * distributed under the Licence is distributed on an "AS IS" basis,

- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

- * See the Licence for the specific language governing permissions and

- * limitations under the Licence.

- */

-package at.asit.pdfover.gui.composites;

-

-

-// Imports

-import org.eclipse.swt.SWT;

-import org.eclipse.swt.layout.FormAttachment;

-import org.eclipse.swt.layout.FormData;

-import org.eclipse.swt.layout.FormLayout;

-import org.eclipse.swt.widgets.Composite;

-import org.eclipse.swt.widgets.Label;

-import org.eclipse.swt.widgets.ProgressBar;

-import at.asit.pdfover.gui.utils.SWTUtils;

-import at.asit.pdfover.gui.workflow.states.State;

-import org.eclipse.swt.widgets.Button;

-import org.eclipse.swt.events.SelectionAdapter;

-import org.eclipse.swt.events.SelectionEvent;

-

-/**

- *

- */

-public class WaitingForAppComposite extends StateComposite {

-	private Label lbl_description;

-	private Button btn_sms;

-	private Button btn_cancel;

-	private Boolean isUserSMS = false;

-	private Boolean userCancel = false;

-	private Boolean isDone = false;

-

-	/**

-	 * @return the isDone

-	 */

-	public Boolean getIsDone() {

-		return this.isDone;

-	}

-

-	/**

-	 * @param isDone the isDone to set

-	 */

-	public void setIsDone(Boolean isDone) {

-		this.isDone = isDone;

-	}

-

-	/**

-	 * Create the composite.

-	 * @param parent

-	 * @param style

-	 * @param state

-	 */

-	public WaitingForAppComposite(Composite parent, int style, State state) {

-		super(parent, style, state);

-		setLayout(new FormLayout());

-

-		this.lbl_description = new Label(this, SWT.NATIVE);

-		FormData fd_lbl_description = new FormData();

-		fd_lbl_description.bottom = new FormAttachment(50, -10);

-		fd_lbl_description.left = new FormAttachment(0, +10);

-		fd_lbl_description.right = new FormAttachment(100, -10);

-		this.lbl_description.setLayoutData(fd_lbl_description);

-		this.lbl_description.setAlignment(SWT.CENTER);

-		SWTUtils.setLocalizedText(lbl_description, "waiting_for_app.message");

-

-		ProgressBar progressBar = new ProgressBar(this, SWT.HORIZONTAL | SWT.INDETERMINATE);

-		FormData fd_progressBar = new FormData();

-		fd_progressBar.top = new FormAttachment(50, +10);

-		fd_progressBar.bottom = new FormAttachment(50, +40);

-		fd_progressBar.left = new FormAttachment(50, -100);

-		fd_progressBar.right = new FormAttachment(50, +100);

-		progressBar.setLayoutData(fd_progressBar);

-

-		this.btn_sms = new Button(this, SWT.NONE);

-		this.btn_sms.addSelectionListener(new SMSSelectionListener());

-

-		FormData fd_btnSMS = new FormData();

-		fd_btnSMS.top = new FormAttachment(progressBar, 24);

-		fd_btnSMS.right = new FormAttachment(progressBar, 0, SWT.RIGHT);

-		this.btn_sms.setLayoutData(fd_btnSMS);

-		SWTUtils.setLocalizedText(btn_sms, "SMS tan");

-

-		this.btn_cancel = new Button(this, SWT.NONE);

-		this.btn_cancel.addSelectionListener(new CancelSelectionListener());

-		FormData fd_btnCancel = new FormData();

-		fd_btnCancel.top = new FormAttachment(btn_sms, 0, SWT.TOP);

-		fd_btnCancel.right = new FormAttachment(btn_sms, -6);

-		this.btn_cancel.setLayoutData(fd_btnCancel);

-		SWTUtils.setLocalizedText(btn_cancel, "WaitingForAppComposite.btnCancel.text");

-

-		reloadResources();

-

-	}

-

-	/**

-	 *

-	 */

-	private final class CancelSelectionListener extends SelectionAdapter {

-		/**

-		 * Empty constructor

-		 */

-		public CancelSelectionListener() {

-		}

-

-		@Override

-		public void widgetSelected(SelectionEvent e) {

-			WaitingForAppComposite.this.setUserCancel(true);

-			WaitingForAppComposite.this.btn_cancel.setEnabled(false);

-			WaitingForAppComposite.this.btn_sms.setEnabled(false);

-		}

-	}

-

-	private final class SMSSelectionListener extends SelectionAdapter {

-		/**

-		 * Empty constructor

-		 */

-		public SMSSelectionListener() {

-		}

-

-		@Override

-		public void widgetSelected(SelectionEvent e) {

-			if(!WaitingForAppComposite.this.btn_sms.getEnabled()) {

-				return;

-			}

-

-			WaitingForAppComposite.this.setUserSMS(true);

-			WaitingForAppComposite.this.btn_sms.setEnabled(false);

-			WaitingForAppComposite.this.btn_cancel.setEnabled(false);

-		}

-	}

-

-	public void setUserSMS(boolean b) {

-		this.isUserSMS = b;

-	}

-

-	@Override

-	protected void checkSubclass() {

-		// Disable the check that prevents subclassing of SWT components

-	}

-

-	/* (non-Javadoc)

-	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()

-	 */

-	@Override

-	public void doLayout() {

-		// Nothing to do here

-	}

-

-	/* (non-Javadoc)

-	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()

-	 */

-	@Override

-	public void reloadResources() {

-		SWTUtils.setLocalizedText(lbl_description, "waiting_for_app.message");

-		SWTUtils.setLocalizedText(btn_sms, "tanEnter.SMS");

-		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");

-		SWTUtils.setLocalizedText(btn_sms, "tanEnter.SMS");

-	}

-

-	/**

-	 * @return

-	 */

-	public boolean getUserCancel() {

-		return this.userCancel;

-	}

-

-	/**

-	 * @param b

-	 */

-	public void setUserCancel(boolean b) {

-		this.userCancel = b;

-

-	}

-

-	/**

-	 * @return

-	 */

-	public boolean getUserSMS() {

-		return this.isUserSMS;

-	}

-}

diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/configuration/AboutComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/configuration/AboutComposite.java
index b4675e2a..07b62421 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/configuration/AboutComposite.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/configuration/AboutComposite.java
@@ -2,13 +2,8 @@ package at.asit.pdfover.gui.composites.configuration;
 
 import java.awt.Desktop;
 import java.io.File;
-import java.io.IOException;
-import java.net.URI;
-import java.net.URISyntaxException;
 
 import org.eclipse.swt.SWT;
-import org.eclipse.swt.events.SelectionAdapter;
-import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.layout.FormLayout;
 import org.eclipse.swt.program.Program;
 import org.eclipse.swt.widgets.Button;
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/MobileBKUEnterNumberComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/MobileBKUEnterNumberComposite.java
index 6c75b160..575c2ad7 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/MobileBKUEnterNumberComposite.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/MobileBKUEnterNumberComposite.java
@@ -1,289 +1,289 @@
-/*

- * Copyright 2012 by A-SIT, Secure Information Technology Center Austria

- *

- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by

- * the European Commission - subsequent versions of the EUPL (the "Licence");

- * You may not use this work except in compliance with the Licence.

- * You may obtain a copy of the Licence at:

- * http://joinup.ec.europa.eu/software/page/eupl

- *

- * Unless required by applicable law or agreed to in writing, software

- * distributed under the Licence is distributed on an "AS IS" basis,

- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

- * See the Licence for the specific language governing permissions and

- * limitations under the Licence.

- */

-package at.asit.pdfover.gui.composites;

-

-// Imports

-import org.eclipse.swt.SWT;

-import org.eclipse.swt.events.SelectionAdapter;

-import org.eclipse.swt.events.SelectionEvent;

-import org.eclipse.swt.events.SelectionListener;

-import org.eclipse.swt.graphics.Image;

-import org.eclipse.swt.graphics.ImageData;

-import org.eclipse.swt.graphics.Rectangle;

-import org.eclipse.swt.layout.FormLayout;

-import org.eclipse.swt.widgets.Button;

-import org.eclipse.swt.widgets.Composite;

-import org.eclipse.swt.widgets.Label;

-import org.eclipse.swt.widgets.Text;

-import org.slf4j.Logger;

-import org.slf4j.LoggerFactory;

-

-import at.asit.pdfover.commons.Constants;

-import at.asit.pdfover.gui.bku.OLDmobile.MobileBKUHelper;

-import at.asit.pdfover.gui.exceptions.InvalidPasswordException;

-import at.asit.pdfover.gui.utils.SWTUtils;

-import at.asit.pdfover.commons.Messages;

-import at.asit.pdfover.gui.workflow.states.State;

-

-/**

- * Composite for entering the phone number for the mobile BKU

- */

-public class MobileBKUEnterNumberComposite extends StateComposite {

-	/**

-	 * SLF4J Logger instance

-	 **/

-	static final Logger log = LoggerFactory.getLogger(MobileBKUEnterNumberComposite.class);

-

-	/**

-	 *

-	 */

-	private final SelectionListener okListener = new SelectionAdapter() {

-		@Override

-		public void widgetSelected(SelectionEvent e) {

-			if (!MobileBKUEnterNumberComposite.this.btn_ok.isEnabled()) {

-				return;

-			}

-

-			try {

-				String number = MobileBKUEnterNumberComposite.this.txt_number.getText();

-

-				MobileBKUEnterNumberComposite.this.setMobileNumber(number);

-

-				String password = MobileBKUEnterNumberComposite.this.txt_password.getText();

-

-				MobileBKUHelper.validatePassword(password);

-

-				MobileBKUEnterNumberComposite.this.mobilePassword = password;

-				MobileBKUEnterNumberComposite.this.userAck = true;

-

-				MobileBKUEnterNumberComposite.this.btn_ok.setEnabled(false);

-

-			} catch(InvalidPasswordException ex) {

-				log.info("Validating input for Mobile BKU failed!", ex);

-				MobileBKUEnterNumberComposite.this.setErrorMessage(ex.getMessage());

-				MobileBKUEnterNumberComposite.this.txt_password.setFocus();

-			} catch (Exception ex) {

-				log.info("Validating input for Mobile BKU failed!", ex);

-				MobileBKUEnterNumberComposite.this.setErrorMessage(Messages.getString("error.InvalidPhoneNumber"));

-				MobileBKUEnterNumberComposite.this.txt_number.setFocus();

-				return;

-			}

-		}

-	};

-

-	/**

-	 *

-	 */

-	private final SelectionListener cancelListener = new SelectionAdapter() {

-		@Override

-		public void widgetSelected(SelectionEvent e) {

-			MobileBKUEnterNumberComposite.this.userCancel = true;

-		}

-	};

-

-

-	String mobileNumber;

-

-	String mobilePassword;

-

-	Text txt_number;

-

-	Text txt_password;

-

-	String errorMessage = null;

-

-	public boolean userAck = false;

-	public boolean userCancel = false;

-

-

-	private Label lbl_error;

-	private Label lbl_password;

-	private Label lbl_number;

-

-	Button btn_ok;

-	Button btn_cancel;

-	Button btn_remember;

-

-	/**

-	 * @return the errorMessage

-	 */

-	public String getErrorMessage() {

-		return this.errorMessage;

-	}

-

-	/**

-	 * @param errorMessage

-	 *            the errorMessage to set

-	 */

-	public void setErrorMessage(String errorMessage) {

-		this.errorMessage = errorMessage;

-

-		if (this.errorMessage != null) {

-			this.lbl_error.setText(this.errorMessage);

-		} else {

-			this.lbl_error.setText("");

-		}

-	}

-

-	public boolean isRememberPassword() { return this.btn_remember.getSelection(); }

-	public void setRememberPassword(boolean state) { this.btn_remember.setSelection(state); }

-

-	/**

-	 * Create the composite.

-	 *

-	 * @param parent

-	 * @param style

-	 * @param state

-	 */

-	public MobileBKUEnterNumberComposite(Composite parent, int style, State state) {

-		super(parent, style, state);

-		setLayout(new FormLayout());

-

-		final Composite containerComposite = new Composite(this, SWT.NATIVE);

-		containerComposite.addPaintListener(e -> {

-			Rectangle clientArea = containerComposite.getClientArea();

-

-			//e.gc.setForeground();

-			e.gc.setForeground(Constants.MAINBAR_ACTIVE_BACK_DARK);

-			e.gc.setLineWidth(3);

-			e.gc.setLineStyle(SWT.LINE_SOLID);

-			e.gc.drawRoundRectangle(clientArea.x,

-					clientArea.y, clientArea.width - 2, clientArea.height - 2,

-					10, 10);

-		});

-		containerComposite.setLayout(new FormLayout());

-		SWTUtils.anchor(containerComposite).top(50, -120).bottom(50, 120).left(50, -200).right(50, 200);

-

-		this.txt_number = new Text(containerComposite, SWT.SINGLE | SWT.NATIVE | SWT.BORDER);

-		SWTUtils.anchor(txt_number).bottom(50, -10).left(50, 10).right(100, -20);

-		this.txt_number.setEditable(true);

-

-		this.lbl_number = new Label(containerComposite, SWT.NATIVE);

-		this.lbl_number.setAlignment(SWT.RIGHT);

-		SWTUtils.anchor(lbl_number).bottom(50, -10).right(50, -10);

-

-		ImageData mobileIconData = new ImageData(this.getClass().getResourceAsStream(Constants.RES_IMG_MOBILE));

-		Image mobileIcon = new Image(getDisplay(), mobileIconData);

-

-		Label lbl_image = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lbl_image).top(20, -1 * (mobileIconData.width / 2)).bottom(20, mobileIconData.width / 2).left(0, 10).width(mobileIconData.width);

-		lbl_image.setImage(mobileIcon);

-

-		this.txt_password = new Text(containerComposite, SWT.SINGLE | SWT.PASSWORD | SWT.BORDER | SWT.NATIVE);

-		SWTUtils.anchor(txt_password).top(50, 10).left(50, 10).right(100, -20);

-		this.txt_password.setEditable(true);

-

-		this.lbl_password = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lbl_password).top(50, 10).right(50, -10);

-		this.lbl_password.setAlignment(SWT.RIGHT);

-

-		this.btn_ok = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_ok).bottom(100, -20).right(100, -20);

-		this.btn_ok.addSelectionListener(this.okListener);

-

-		this.btn_cancel = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_cancel).bottom(100, -20).right(btn_ok, -10);

-		this.btn_cancel.addSelectionListener(this.cancelListener);

-

-		this.lbl_error = new Label(containerComposite, SWT.WRAP | SWT.NATIVE );

-		SWTUtils.anchor(lbl_error).bottom(103, -20).left(5, 0).right(btn_cancel, -10);

-

-		this.btn_remember = new Button(containerComposite, SWT.CHECK);

-		SWTUtils.anchor(btn_remember).right(100, -10).top(0, 5);

-	}

-

-	@Override

-	protected void checkSubclass() {

-		// Disable the check that prevents subclassing of SWT components

-	}

-

-	/**

-	 * enables submit button

-	 */

-	public void enableButton() {

-		this.btn_ok.setEnabled(true);

-	}

-

-	/**

-	 * (non-Javadoc)

-	 *

-	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()

-	 */

-	@Override

-	public void doLayout() {

-		getShell().setDefaultButton(this.btn_ok);

-	}

-

-	/**

-	 * @return the mobileNumber

-	 */

-	public String getMobileNumber() {

-		return this.mobileNumber;

-	}

-

-	/**

-	 * @param mobileNumber

-	 *            the mobileNumber to set

-	 */

-	public void setMobileNumber(String mobileNumber) {

-		this.mobileNumber = mobileNumber;

-

-		if (this.mobileNumber != null && !this.mobileNumber.isEmpty()) {

-			this.txt_number.setText(this.mobileNumber);

-			this.txt_password.setFocus();

-		} else {

-			this.txt_number.setText("");

-		}

-	}

-

-	/**

-	 * @return the mobilePassword

-	 */

-	public String getMobilePassword() {

-		return this.mobilePassword;

-	}

-

-

-

-	/**

-	 * @param mobilePassword

-	 *            the mobilePassword to set

-	 */

-	public void setMobilePassword(String mobilePassword) {

-		this.mobilePassword = mobilePassword;

-

-		if (this.mobilePassword != null) {

-			this.txt_password.setText(this.mobilePassword);

-		} else {

-			this.txt_password.setText("");

-		}

-	}

-

-	/** (non-Javadoc)

-	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()

-	 */

-	@Override

-	public void reloadResources() {

-		SWTUtils.setLocalizedText(lbl_number, "mobileBKU.number");

-		SWTUtils.setLocalizedText(lbl_password, "mobileBKU.password");

-		SWTUtils.setLocalizedText(btn_remember, "mobileBKU.rememberPassword");

-		SWTUtils.setLocalizedText(btn_ok, "common.Ok");

-		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");

-

-		SWTUtils.setLocalizedToolTipText(btn_remember, "mobileBKU.rememberPasswordNote");

-	}

-

-}

+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.composites;
+
+// Imports
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.ImageData;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.layout.FormLayout;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Text;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.asit.pdfover.commons.Constants;
+import at.asit.pdfover.gui.bku.OLDmobile.MobileBKUHelper;
+import at.asit.pdfover.gui.exceptions.InvalidPasswordException;
+import at.asit.pdfover.gui.utils.SWTUtils;
+import at.asit.pdfover.commons.Messages;
+import at.asit.pdfover.gui.workflow.states.State;
+
+/**
+ * Composite for entering the phone number for the mobile BKU
+ */
+public class MobileBKUEnterNumberComposite extends StateComposite {
+	/**
+	 * SLF4J Logger instance
+	 **/
+	static final Logger log = LoggerFactory.getLogger(MobileBKUEnterNumberComposite.class);
+
+	/**
+	 *
+	 */
+	private final SelectionListener okListener = new SelectionAdapter() {
+		@Override
+		public void widgetSelected(SelectionEvent e) {
+			if (!MobileBKUEnterNumberComposite.this.btn_ok.isEnabled()) {
+				return;
+			}
+
+			try {
+				String number = MobileBKUEnterNumberComposite.this.txt_number.getText();
+
+				MobileBKUEnterNumberComposite.this.setMobileNumber(number);
+
+				String password = MobileBKUEnterNumberComposite.this.txt_password.getText();
+
+				MobileBKUHelper.validatePassword(password);
+
+				MobileBKUEnterNumberComposite.this.mobilePassword = password;
+				MobileBKUEnterNumberComposite.this.userAck = true;
+
+				MobileBKUEnterNumberComposite.this.btn_ok.setEnabled(false);
+
+			} catch(InvalidPasswordException ex) {
+				log.info("Validating input for Mobile BKU failed!", ex);
+				MobileBKUEnterNumberComposite.this.setErrorMessage(ex.getMessage());
+				MobileBKUEnterNumberComposite.this.txt_password.setFocus();
+			} catch (Exception ex) {
+				log.info("Validating input for Mobile BKU failed!", ex);
+				MobileBKUEnterNumberComposite.this.setErrorMessage(Messages.getString("error.InvalidPhoneNumber"));
+				MobileBKUEnterNumberComposite.this.txt_number.setFocus();
+				return;
+			}
+		}
+	};
+
+	/**
+	 *
+	 */
+	private final SelectionListener cancelListener = new SelectionAdapter() {
+		@Override
+		public void widgetSelected(SelectionEvent e) {
+			MobileBKUEnterNumberComposite.this.userCancel = true;
+		}
+	};
+
+
+	String mobileNumber;
+
+	String mobilePassword;
+
+	Text txt_number;
+
+	Text txt_password;
+
+	String errorMessage = null;
+
+	public boolean userAck = false;
+	public boolean userCancel = false;
+
+
+	private Label lbl_error;
+	private Label lbl_password;
+	private Label lbl_number;
+
+	Button btn_ok;
+	Button btn_cancel;
+	Button btn_remember;
+
+	/**
+	 * @return the errorMessage
+	 */
+	public String getErrorMessage() {
+		return this.errorMessage;
+	}
+
+	/**
+	 * @param errorMessage
+	 *            the errorMessage to set
+	 */
+	public void setErrorMessage(String errorMessage) {
+		this.errorMessage = errorMessage;
+
+		if (this.errorMessage != null) {
+			this.lbl_error.setText(this.errorMessage);
+		} else {
+			this.lbl_error.setText("");
+		}
+	}
+
+	public boolean isRememberPassword() { return this.btn_remember.getSelection(); }
+	public void setRememberPassword(boolean state) { this.btn_remember.setSelection(state); }
+
+	/**
+	 * Create the composite.
+	 *
+	 * @param parent
+	 * @param style
+	 * @param state
+	 */
+	public MobileBKUEnterNumberComposite(Composite parent, int style, State state) {
+		super(parent, style, state);
+		setLayout(new FormLayout());
+
+		final Composite containerComposite = new Composite(this, SWT.NATIVE);
+		containerComposite.addPaintListener(e -> {
+			Rectangle clientArea = containerComposite.getClientArea();
+
+			//e.gc.setForeground();
+			e.gc.setForeground(Constants.MAINBAR_ACTIVE_BACK_DARK);
+			e.gc.setLineWidth(3);
+			e.gc.setLineStyle(SWT.LINE_SOLID);
+			e.gc.drawRoundRectangle(clientArea.x,
+					clientArea.y, clientArea.width - 2, clientArea.height - 2,
+					10, 10);
+		});
+		containerComposite.setLayout(new FormLayout());
+		SWTUtils.anchor(containerComposite).top(50, -120).bottom(50, 120).left(50, -200).right(50, 200);
+
+		this.txt_number = new Text(containerComposite, SWT.SINGLE | SWT.NATIVE | SWT.BORDER);
+		SWTUtils.anchor(txt_number).bottom(50, -10).left(50, 10).right(100, -20);
+		this.txt_number.setEditable(true);
+
+		this.lbl_number = new Label(containerComposite, SWT.NATIVE);
+		this.lbl_number.setAlignment(SWT.RIGHT);
+		SWTUtils.anchor(lbl_number).bottom(50, -10).right(50, -10);
+
+		ImageData mobileIconData = new ImageData(this.getClass().getResourceAsStream(Constants.RES_IMG_MOBILE));
+		Image mobileIcon = new Image(getDisplay(), mobileIconData);
+
+		Label lbl_image = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lbl_image).top(20, -1 * (mobileIconData.width / 2)).bottom(20, mobileIconData.width / 2).left(0, 10).width(mobileIconData.width);
+		lbl_image.setImage(mobileIcon);
+
+		this.txt_password = new Text(containerComposite, SWT.SINGLE | SWT.PASSWORD | SWT.BORDER | SWT.NATIVE);
+		SWTUtils.anchor(txt_password).top(50, 10).left(50, 10).right(100, -20);
+		this.txt_password.setEditable(true);
+
+		this.lbl_password = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lbl_password).top(50, 10).right(50, -10);
+		this.lbl_password.setAlignment(SWT.RIGHT);
+
+		this.btn_ok = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_ok).bottom(100, -20).right(100, -20);
+		this.btn_ok.addSelectionListener(this.okListener);
+
+		this.btn_cancel = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_cancel).bottom(100, -20).right(btn_ok, -10);
+		this.btn_cancel.addSelectionListener(this.cancelListener);
+
+		this.lbl_error = new Label(containerComposite, SWT.WRAP | SWT.NATIVE );
+		SWTUtils.anchor(lbl_error).bottom(103, -20).left(5, 0).right(btn_cancel, -10);
+
+		this.btn_remember = new Button(containerComposite, SWT.CHECK);
+		SWTUtils.anchor(btn_remember).right(100, -10).top(0, 5);
+	}
+
+	@Override
+	protected void checkSubclass() {
+		// Disable the check that prevents subclassing of SWT components
+	}
+
+	/**
+	 * enables submit button
+	 */
+	public void enableButton() {
+		this.btn_ok.setEnabled(true);
+	}
+
+	/**
+	 * (non-Javadoc)
+	 *
+	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()
+	 */
+	@Override
+	public void doLayout() {
+		getShell().setDefaultButton(this.btn_ok);
+	}
+
+	/**
+	 * @return the mobileNumber
+	 */
+	public String getMobileNumber() {
+		return this.mobileNumber;
+	}
+
+	/**
+	 * @param mobileNumber
+	 *            the mobileNumber to set
+	 */
+	public void setMobileNumber(String mobileNumber) {
+		this.mobileNumber = mobileNumber;
+
+		if (this.mobileNumber != null && !this.mobileNumber.isEmpty()) {
+			this.txt_number.setText(this.mobileNumber);
+			this.txt_password.setFocus();
+		} else {
+			this.txt_number.setText("");
+		}
+	}
+
+	/**
+	 * @return the mobilePassword
+	 */
+	public String getMobilePassword() {
+		return this.mobilePassword;
+	}
+
+
+
+	/**
+	 * @param mobilePassword
+	 *            the mobilePassword to set
+	 */
+	public void setMobilePassword(String mobilePassword) {
+		this.mobilePassword = mobilePassword;
+
+		if (this.mobilePassword != null) {
+			this.txt_password.setText(this.mobilePassword);
+		} else {
+			this.txt_password.setText("");
+		}
+	}
+
+	/** (non-Javadoc)
+	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()
+	 */
+	@Override
+	public void reloadResources() {
+		SWTUtils.setLocalizedText(lbl_number, "mobileBKU.number");
+		SWTUtils.setLocalizedText(lbl_password, "mobileBKU.password");
+		SWTUtils.setLocalizedText(btn_remember, "mobileBKU.rememberPassword");
+		SWTUtils.setLocalizedText(btn_ok, "common.Ok");
+		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");
+
+		SWTUtils.setLocalizedToolTipText(btn_remember, "mobileBKU.rememberPasswordNote");
+	}
+
+}
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/MobileBKUEnterTANComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/MobileBKUEnterTANComposite.java
index 6b52709e..83913c74 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/MobileBKUEnterTANComposite.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/MobileBKUEnterTANComposite.java
@@ -1,350 +1,349 @@
-/*

- * Copyright 2012 by A-SIT, Secure Information Technology Center Austria

- *

- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by

- * the European Commission - subsequent versions of the EUPL (the "Licence");

- * You may not use this work except in compliance with the Licence.

- * You may obtain a copy of the Licence at:

- * http://joinup.ec.europa.eu/software/page/eupl

- *

- * Unless required by applicable law or agreed to in writing, software

- * distributed under the Licence is distributed on an "AS IS" basis,

- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

- * See the Licence for the specific language governing permissions and

- * limitations under the Licence.

- */

-package at.asit.pdfover.gui.composites;

-

-// Imports

-import java.awt.Desktop;

-import java.net.URI;

-

-import org.eclipse.swt.SWT;

-import org.eclipse.swt.events.ModifyEvent;

-import org.eclipse.swt.events.ModifyListener;

-import org.eclipse.swt.events.PaintEvent;

-import org.eclipse.swt.events.PaintListener;

-import org.eclipse.swt.events.SelectionAdapter;

-import org.eclipse.swt.events.SelectionEvent;

-import org.eclipse.swt.events.TraverseEvent;

-import org.eclipse.swt.events.TraverseListener;

-import org.eclipse.swt.graphics.Image;

-import org.eclipse.swt.graphics.ImageData;

-import org.eclipse.swt.graphics.Rectangle;

-import org.eclipse.swt.layout.FormLayout;

-import org.eclipse.swt.program.Program;

-import org.eclipse.swt.widgets.Button;

-import org.eclipse.swt.widgets.Composite;

-import org.eclipse.swt.widgets.Label;

-import org.eclipse.swt.widgets.Link;

-import org.eclipse.swt.widgets.Text;

-import org.slf4j.Logger;

-import org.slf4j.LoggerFactory;

-

-import com.beust.jcommander.internal.Nullable;

-

-import at.asit.pdfover.commons.Constants;

-import at.asit.pdfover.commons.Messages;

-import at.asit.pdfover.gui.bku.OLDmobile.ATrustStatus;

-import at.asit.pdfover.gui.utils.SWTUtils;

-import at.asit.pdfover.gui.workflow.states.State;

-

-/**

- * Composite for entering the TAN for the mobile BKU

- */

-public class MobileBKUEnterTANComposite extends StateComposite {

-

-	/**

-	 *

-	 */

-	private final class OkSelectionListener extends SelectionAdapter {

-

-		@Override

-		public void widgetSelected(SelectionEvent e) {

-			if(!MobileBKUEnterTANComposite.this.btn_ok.getEnabled()) {

-				return;

-			}

-

-			String tan = MobileBKUEnterTANComposite.this.txt_tan.getText();

-

-			tan = tan.trim();

-

-			if (tan.isEmpty()) {

-				MobileBKUEnterTANComposite.this.setMessage(Messages

-						.getString("error.NoTan"));

-				return;

-			}

-

-			if (MobileBKUEnterTANComposite.this.refVal.startsWith(tan)) {

-				MobileBKUEnterTANComposite.this.setMessage(Messages

-						.getString("error.EnteredReferenceValue"));

-				return;

-			}

-

-			if (tan.length() > 6) {

-				MobileBKUEnterTANComposite.this.setMessage(Messages

-						.getString("error.TanTooLong"));

-				return;

-			}

-

-			MobileBKUEnterTANComposite.this.tan = tan;

-			MobileBKUEnterTANComposite.this.userAck = true;

-		}

-	}

-

-	/**

-	 * SLF4J Logger instance

-	 **/

-	static final Logger log = LoggerFactory.getLogger(MobileBKUEnterTANComposite.class);

-

-	private Text txt_tan;

-

-	private boolean userAck = false;

-	private boolean userCancel = false;

-	private boolean userFido2 = false;

-

-	private Label lblRefVal;

-

-	private String refVal;

-

-	private URI signatureDataURI;

-

-	/**

-	 * @param signatureData

-	 *            the signatureData to set

-	 */

-	public void setSignatureDataURI(@Nullable URI uri) {

-		this.signatureDataURI = uri;

-		this.lnk_sig_data.setEnabled(uri != null);

-	}

-

-	private String tan;

-

-	private Link lnk_sig_data;

-

-	private Label lblTries;

-	private Label lblRefValLabel;

-	private Label lblTan;

-

-	private Button btn_ok;

-	private Button btn_cancel;

-	private Button btn_fido2;

-

-	public boolean isDone() { return (this.userAck || this.userCancel || this.userFido2); }

-	public boolean isUserAck() { return this.userAck; }

-	public boolean isUserCancel() { return this.userCancel; }

-	public boolean isUserFido2() { return this.userFido2; }

-

-	public void reset() { this.userAck = this.userCancel = this.userFido2 = false; }

-

-	/**

-	 * Set how many tries are left

-	 *

-	 * @param tries

-	 */

-	public void setTries(int tries) {

-		if ((tries > 0) && (tries < ATrustStatus.MOBILE_MAX_TAN_TRIES)) {

-			if (tries > 1)

-				SWTUtils.setLocalizedText(lblTries, "tanEnter.try");

-			else

-				SWTUtils.setLocalizedText(lblTries, "tanEnter.tries", tries);

-		}

-	}

-

-	/**

-	 * Set an error message

-	 * @param errorMessage the error message

-	 */

-	public void setErrorMessage(String errorMessage) {

-		if (errorMessage == null)

-			this.lblTries.setText("");

-		else

-			this.lblTries.setText(

-					Messages.getString("error.Title") + ": " + errorMessage);

-	}

-

-	public void setFIDO2Enabled(boolean state) {

-		this.btn_fido2.setEnabled(state);

-	}

-

-	/**

-	 * Sets the message

-	 *

-	 * @param msg

-	 */

-	public void setMessage(String msg) {

-		this.lblTries.setText(msg);

-		this.lblTries.redraw();

-		this.lblTries.getParent().layout(true, true);

-	}

-

-	/**

-	 * @return the reference value

-	 */

-	public String getRefVal() {

-		return this.refVal;

-	}

-

-	/**

-	 * @param refVal

-	 *            the reference value to set

-	 */

-	public void setRefVal(String refVal) {

-		this.refVal = refVal.trim();

-

-		if (this.refVal != null) {

-			this.lblRefVal.setText(this.refVal);

-		} else {

-			this.lblRefVal.setText("");

-		}

-

-	}

-

-	/**

-	 * @return the tan

-	 */

-	public String getTan() {

-		return this.tan;

-	}

-

-	/**

-	 * @param tan

-	 *            the tan to set

-	 */

-	public void setTan(String tan) {

-		this.tan = tan;

-

-		if (this.tan == null) {

-			this.txt_tan.setText("");

-		} else {

-			this.txt_tan.setText(this.tan);

-		}

-	}

-

-	/**

-	 * Create the composite.

-	 *

-	 * @param parent

-	 * @param style

-	 * @param state

-	 */

-	public MobileBKUEnterTANComposite(Composite parent, int style, State state) {

-		super(parent, style, state);

-		setLayout(new FormLayout());

-

-		final Composite containerComposite = new Composite(this, SWT.NATIVE);

-		containerComposite.addPaintListener(new PaintListener() {

-			@Override

-			public void paintControl(PaintEvent e) {

-				Rectangle clientArea = containerComposite.getClientArea();

-

-				// e.gc.setForeground();

-				e.gc.setForeground(Constants.MAINBAR_ACTIVE_BACK_DARK);

-				e.gc.setLineWidth(3);

-				e.gc.setLineStyle(SWT.LINE_SOLID);

-				e.gc.drawRoundRectangle(clientArea.x, clientArea.y,

-						clientArea.width - 2, clientArea.height - 2, 10, 10);

-			}

-		});

-		containerComposite.setLayout(new FormLayout());

-		SWTUtils.anchor(containerComposite).top(50, -120).bottom(50, 120).left(50, -200).right(50, 200);

-

-		this.lblRefValLabel = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lblRefValLabel).right(50, -10).bottom(50,-10);

-		SWTUtils.setLocalizedText(lblRefValLabel, "tanEnter.ReferenceValue");

-		this.lblRefValLabel.setAlignment(SWT.RIGHT);

-

-		ImageData mobileIcon = new ImageData(this.getClass().getResourceAsStream(Constants.RES_IMG_MOBILE));

-		Label lbl_image = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lbl_image).top(50, -1 * (mobileIcon.width / 2)).bottom(50, mobileIcon.width / 2).left(0, 10).width(mobileIcon.width);

-		lbl_image.setImage(new Image(getDisplay(), mobileIcon));

-

-		this.lblRefVal = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lblRefVal).left(50,10).right(100,-20).bottom(50,-10);

-		this.lblRefVal.setText("");

-

-		this.lblTan = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lblTan).right(50,-10).top(50,10);

-		SWTUtils.setLocalizedText(lblTan, "tanEnter.TAN");

-		this.lblTan.setAlignment(SWT.RIGHT);

-

-		this.txt_tan = new Text(containerComposite, SWT.BORDER | SWT.NATIVE);

-		SWTUtils.anchor(txt_tan).left(50,10).right(100,-20).top(50,10);

-		this.txt_tan.setEditable(true);

-

-		this.txt_tan.addTraverseListener(new TraverseListener() {

-			@Override

-			public void keyTraversed(TraverseEvent e) {

-				if (e.detail == SWT.TRAVERSE_RETURN) {

-					if(MobileBKUEnterTANComposite.this.btn_ok.isEnabled()) {

-						(new OkSelectionListener()).widgetSelected(null);

-					}

-				}

-			}

-		});

-

-		this.txt_tan.addModifyListener(new ModifyListener() {

-			@Override

-			public void modifyText(ModifyEvent e) {

-

-				String text = MobileBKUEnterTANComposite.this.txt_tan.getText();

-				//log.debug("Current TAN: " + text);

-				if (text.length() > 3

-						&& MobileBKUEnterTANComposite.this.getRefVal()

-								.startsWith(text.trim())) {

-					MobileBKUEnterTANComposite.this.setMessage(Messages.getString("error.EnteredReferenceValue"));

-				}

-			}

-		});

-

-		this.lnk_sig_data = new Link(containerComposite, SWT.NATIVE | SWT.RESIZE);

-		SWTUtils.anchor(lnk_sig_data).right(100,-20).top(0,20);

-		lnk_sig_data.setEnabled(true);

-		SWTUtils.addSelectionListener(lnk_sig_data, (e) -> { SWTUtils.openURL(this.signatureDataURI); });

-

-		this.btn_ok = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_ok).right(100,-20).bottom(100,-20);

-		this.btn_ok.addSelectionListener(new OkSelectionListener());

-		

-		this.btn_cancel = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_cancel).right(btn_ok, -20).bottom(100, -20);

-		SWTUtils.addSelectionListener(btn_cancel, (e) -> { this.userCancel = true; });

-

-		this.btn_fido2 = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_fido2).right(btn_cancel, -20).bottom(100, -20);

-		SWTUtils.addSelectionListener(btn_fido2, (e) -> { this.userFido2 = true; });

-

-		this.lblTries = new Label(containerComposite, SWT.WRAP | SWT.NATIVE);

-		SWTUtils.anchor(lblTries).right(btn_fido2, -10).bottom(100, -20);

-	}

-

-	@Override

-	protected void checkSubclass() {

-		// Disable the check that prevents subclassing of SWT components

-	}

-

-	/*

-	 * (non-Javadoc)

-	 *

-	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()

-	 */

-	@Override

-	public void doLayout() {

-		// Nothing to do

-	}

-

-	/*

-	 * (non-Javadoc)

-	 *

-	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()

-	 */

-	@Override

-	public void reloadResources() {

-		SWTUtils.setLocalizedText(lnk_sig_data, "mobileBKU.show");

-		SWTUtils.setLocalizedToolTipText(lnk_sig_data, "mobileBKU.show_tooltip");

-		SWTUtils.setLocalizedText(lblRefValLabel, "tanEnter.ReferenceValue");

-		SWTUtils.setLocalizedText(lblTan, "tanEnter.TAN");

-		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");

-		SWTUtils.setLocalizedText(btn_ok, "common.Ok");

-	}

-}

+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.composites;
+
+// Imports
+import java.net.URI;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.ModifyEvent;
+import org.eclipse.swt.events.ModifyListener;
+import org.eclipse.swt.events.PaintEvent;
+import org.eclipse.swt.events.PaintListener;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.TraverseEvent;
+import org.eclipse.swt.events.TraverseListener;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.ImageData;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.layout.FormLayout;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Link;
+import org.eclipse.swt.widgets.Text;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import com.beust.jcommander.internal.Nullable;
+
+import at.asit.pdfover.commons.Constants;
+import at.asit.pdfover.commons.Messages;
+import at.asit.pdfover.gui.bku.OLDmobile.ATrustStatus;
+import at.asit.pdfover.gui.utils.SWTUtils;
+import at.asit.pdfover.gui.workflow.states.State;
+
+/**
+ * Composite for entering the TAN for the mobile BKU
+ */
+public class MobileBKUEnterTANComposite extends StateComposite {
+
+	/**
+	 *
+	 */
+	private final class OkSelectionListener extends SelectionAdapter {
+
+		@Override
+		public void widgetSelected(SelectionEvent e) {
+			if(!MobileBKUEnterTANComposite.this.btn_ok.getEnabled()) {
+				return;
+			}
+
+			String tan = MobileBKUEnterTANComposite.this.txt_tan.getText();
+
+			tan = tan.trim();
+
+			if (tan.isEmpty()) {
+				MobileBKUEnterTANComposite.this.setMessage(Messages
+						.getString("error.NoTan"));
+				return;
+			}
+
+			if (MobileBKUEnterTANComposite.this.refVal.startsWith(tan)) {
+				MobileBKUEnterTANComposite.this.setMessage(Messages
+						.getString("error.EnteredReferenceValue"));
+				return;
+			}
+
+			if (tan.length() > 6) {
+				MobileBKUEnterTANComposite.this.setMessage(Messages
+						.getString("error.TanTooLong"));
+				return;
+			}
+
+			MobileBKUEnterTANComposite.this.tan = tan;
+			MobileBKUEnterTANComposite.this.userAck = true;
+		}
+	}
+
+	/**
+	 * SLF4J Logger instance
+	 **/
+	static final Logger log = LoggerFactory.getLogger(MobileBKUEnterTANComposite.class);
+
+	private Text txt_tan;
+
+	private boolean userAck = false;
+	private boolean userCancel = false;
+	private boolean userFido2 = false;
+
+	private Label lblRefVal;
+
+	private String refVal;
+
+	private URI signatureDataURI;
+
+	/**
+	 * @param signatureData
+	 *            the signatureData to set
+	 */
+	public void setSignatureDataURI(@Nullable URI uri) {
+		this.signatureDataURI = uri;
+		this.lnk_sig_data.setEnabled(uri != null);
+	}
+
+	private String tan;
+
+	private Link lnk_sig_data;
+
+	private Label lblTries;
+	private Label lblRefValLabel;
+	private Label lblTan;
+
+	private Button btn_ok;
+	private Button btn_cancel;
+	private Button btn_fido2;
+
+	public boolean isDone() { return (this.userAck || this.userCancel || this.userFido2); }
+	public boolean isUserAck() { return this.userAck; }
+	public boolean isUserCancel() { return this.userCancel; }
+	public boolean isUserFido2() { return this.userFido2; }
+
+	public void reset() { this.userAck = this.userCancel = this.userFido2 = false; }
+
+	/**
+	 * Set how many tries are left
+	 *
+	 * @param tries
+	 */
+	public void setTries(int tries) {
+		if ((tries > 0) && (tries < ATrustStatus.MOBILE_MAX_TAN_TRIES)) {
+			if (tries > 1)
+				SWTUtils.setLocalizedText(lblTries, "tanEnter.try");
+			else
+				SWTUtils.setLocalizedText(lblTries, "tanEnter.tries", tries);
+		}
+	}
+
+	/**
+	 * Set an error message
+	 * @param errorMessage the error message
+	 */
+	public void setErrorMessage(String errorMessage) {
+		if (errorMessage == null)
+			this.lblTries.setText("");
+		else
+			this.lblTries.setText(
+					Messages.getString("error.Title") + ": " + errorMessage);
+	}
+
+	public void setFIDO2Enabled(boolean state) {
+		this.btn_fido2.setEnabled(state);
+	}
+
+	/**
+	 * Sets the message
+	 *
+	 * @param msg
+	 */
+	public void setMessage(String msg) {
+		this.lblTries.setText(msg);
+		this.lblTries.redraw();
+		this.lblTries.getParent().layout(true, true);
+	}
+
+	/**
+	 * @return the reference value
+	 */
+	public String getRefVal() {
+		return this.refVal;
+	}
+
+	/**
+	 * @param refVal
+	 *            the reference value to set
+	 */
+	public void setRefVal(String refVal) {
+		this.refVal = refVal.trim();
+
+		if (this.refVal != null) {
+			this.lblRefVal.setText(this.refVal);
+		} else {
+			this.lblRefVal.setText("");
+		}
+
+	}
+
+	/**
+	 * @return the tan
+	 */
+	public String getTan() {
+		return this.tan;
+	}
+
+	/**
+	 * @param tan
+	 *            the tan to set
+	 */
+	public void setTan(String tan) {
+		this.tan = tan;
+
+		if (this.tan == null) {
+			this.txt_tan.setText("");
+		} else {
+			this.txt_tan.setText(this.tan);
+		}
+	}
+
+	/**
+	 * Create the composite.
+	 *
+	 * @param parent
+	 * @param style
+	 * @param state
+	 */
+	public MobileBKUEnterTANComposite(Composite parent, int style, State state) {
+		super(parent, style, state);
+		setLayout(new FormLayout());
+
+		final Composite containerComposite = new Composite(this, SWT.NATIVE);
+		containerComposite.addPaintListener(new PaintListener() {
+			@Override
+			public void paintControl(PaintEvent e) {
+				Rectangle clientArea = containerComposite.getClientArea();
+
+				// e.gc.setForeground();
+				e.gc.setForeground(Constants.MAINBAR_ACTIVE_BACK_DARK);
+				e.gc.setLineWidth(3);
+				e.gc.setLineStyle(SWT.LINE_SOLID);
+				e.gc.drawRoundRectangle(clientArea.x, clientArea.y,
+						clientArea.width - 2, clientArea.height - 2, 10, 10);
+			}
+		});
+		containerComposite.setLayout(new FormLayout());
+		SWTUtils.anchor(containerComposite).top(50, -120).bottom(50, 120).left(50, -200).right(50, 200);
+
+		this.lblRefValLabel = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lblRefValLabel).right(50, -10).bottom(50,-10);
+		SWTUtils.setLocalizedText(lblRefValLabel, "tanEnter.ReferenceValue");
+		this.lblRefValLabel.setAlignment(SWT.RIGHT);
+
+		ImageData mobileIcon = new ImageData(this.getClass().getResourceAsStream(Constants.RES_IMG_MOBILE));
+		Label lbl_image = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lbl_image).top(50, -1 * (mobileIcon.width / 2)).bottom(50, mobileIcon.width / 2).left(0, 10).width(mobileIcon.width);
+		lbl_image.setImage(new Image(getDisplay(), mobileIcon));
+
+		this.lblRefVal = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lblRefVal).left(50,10).right(100,-20).bottom(50,-10);
+		this.lblRefVal.setText("");
+
+		this.lblTan = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lblTan).right(50,-10).top(50,10);
+		SWTUtils.setLocalizedText(lblTan, "tanEnter.TAN");
+		this.lblTan.setAlignment(SWT.RIGHT);
+
+		this.txt_tan = new Text(containerComposite, SWT.BORDER | SWT.NATIVE);
+		SWTUtils.anchor(txt_tan).left(50,10).right(100,-20).top(50,10);
+		this.txt_tan.setEditable(true);
+
+		this.txt_tan.addTraverseListener(new TraverseListener() {
+			@Override
+			public void keyTraversed(TraverseEvent e) {
+				if (e.detail == SWT.TRAVERSE_RETURN) {
+					if(MobileBKUEnterTANComposite.this.btn_ok.isEnabled()) {
+						(new OkSelectionListener()).widgetSelected(null);
+					}
+				}
+			}
+		});
+
+		this.txt_tan.addModifyListener(new ModifyListener() {
+			@Override
+			public void modifyText(ModifyEvent e) {
+
+				String text = MobileBKUEnterTANComposite.this.txt_tan.getText();
+				//log.debug("Current TAN: " + text);
+				if (text.length() > 3
+						&& MobileBKUEnterTANComposite.this.getRefVal()
+								.startsWith(text.trim())) {
+					MobileBKUEnterTANComposite.this.setMessage(Messages.getString("error.EnteredReferenceValue"));
+				}
+			}
+		});
+
+		this.lnk_sig_data = new Link(containerComposite, SWT.NATIVE | SWT.RESIZE);
+		SWTUtils.anchor(lnk_sig_data).right(100,-20).top(0,20);
+		lnk_sig_data.setEnabled(true);
+		SWTUtils.addSelectionListener(lnk_sig_data, (e) -> { SWTUtils.openURL(this.signatureDataURI); });
+
+		this.btn_ok = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_ok).right(100,-20).bottom(100,-20);
+		this.btn_ok.addSelectionListener(new OkSelectionListener());
+		
+		this.btn_cancel = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_cancel).right(btn_ok, -20).bottom(100, -20);
+		SWTUtils.addSelectionListener(btn_cancel, (e) -> { this.userCancel = true; });
+
+		this.btn_fido2 = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_fido2).right(btn_cancel, -20).bottom(100, -20);
+		SWTUtils.addSelectionListener(btn_fido2, (e) -> { this.userFido2 = true; });
+
+		this.lblTries = new Label(containerComposite, SWT.WRAP | SWT.NATIVE);
+		SWTUtils.anchor(lblTries).right(btn_fido2, -10).bottom(100, -20);
+	}
+
+	@Override
+	protected void checkSubclass() {
+		// Disable the check that prevents subclassing of SWT components
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()
+	 */
+	@Override
+	public void doLayout() {
+		// Nothing to do
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()
+	 */
+	@Override
+	public void reloadResources() {
+		SWTUtils.setLocalizedText(lnk_sig_data, "mobileBKU.show");
+		SWTUtils.setLocalizedToolTipText(lnk_sig_data, "mobileBKU.show_tooltip");
+		SWTUtils.setLocalizedText(lblRefValLabel, "tanEnter.ReferenceValue");
+		SWTUtils.setLocalizedText(lblTan, "tanEnter.TAN");
+		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");
+		SWTUtils.setLocalizedText(btn_ok, "common.Ok");
+		SWTUtils.setLocalizedText(btn_fido2, "tanEnter.FIDO2");
+	}
+}
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/MobileBKUFingerprintComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/MobileBKUFingerprintComposite.java
index afa71f9f..c0561fe4 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/MobileBKUFingerprintComposite.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/MobileBKUFingerprintComposite.java
@@ -1,296 +1,292 @@
-/*

- * Copyright 2012 by A-SIT, Secure Information Technology Center Austria

- *

- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by

- * the European Commission - subsequent versions of the EUPL (the "Licence");

- * You may not use this work except in compliance with the Licence.

- * You may obtain a copy of the Licence at:

- * http://joinup.ec.europa.eu/software/page/eupl

- *

- * Unless required by applicable law or agreed to in writing, software

- * distributed under the Licence is distributed on an "AS IS" basis,

- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

- * See the Licence for the specific language governing permissions and

- * limitations under the Licence.

- */

-package at.asit.pdfover.gui.composites;

-

-// Imports

-import java.awt.Desktop;

-import java.net.URI;

-

-import org.eclipse.swt.SWT;

-import org.eclipse.swt.events.PaintEvent;

-import org.eclipse.swt.events.PaintListener;

-import org.eclipse.swt.events.SelectionAdapter;

-import org.eclipse.swt.events.SelectionEvent;

-import org.eclipse.swt.graphics.Image;

-import org.eclipse.swt.graphics.ImageData;

-import org.eclipse.swt.graphics.Rectangle;

-import org.eclipse.swt.layout.FormLayout;

-import org.eclipse.swt.program.Program;

-import org.eclipse.swt.widgets.Button;

-import org.eclipse.swt.widgets.Composite;

-import org.eclipse.swt.widgets.Label;

-import org.eclipse.swt.widgets.Link;

-import org.slf4j.Logger;

-import org.slf4j.LoggerFactory;

-

-import at.asit.pdfover.commons.Constants;

-import at.asit.pdfover.commons.Messages;

-import at.asit.pdfover.gui.utils.SWTUtils;

-import at.asit.pdfover.gui.workflow.states.State;

-

-/**

- * Composite for displaying the QR code for the mobile BKU

- */

-public class MobileBKUFingerprintComposite extends StateComposite {

-

-	/**

-	 *

-	 */

-	private final class SMSSelectionListener extends SelectionAdapter {

-		/**

-		 * Empty constructor

-		 */

-		public SMSSelectionListener() {

-		}

-

-		@Override

-		public void widgetSelected(SelectionEvent e) {

-			if(!MobileBKUFingerprintComposite.this.btn_sms.getEnabled()) {

-				return;

-			}

-

-			MobileBKUFingerprintComposite.this.setUserSMS(true);

-			MobileBKUFingerprintComposite.this.btn_sms.setEnabled(false);

-		}

-	}

-

-	/**

-	 *

-	 */

-	private final class CancelSelectionListener extends SelectionAdapter {

-		/**

-		 * Empty constructor

-		 */

-		public CancelSelectionListener() {

-		}

-

-		@Override

-		public void widgetSelected(SelectionEvent e) {

-			MobileBKUFingerprintComposite.this.setUserCancel(true);

-		}

-	}

-

-	/**

-	 * SLF4J Logger instance

-	 **/

-	static final Logger log = LoggerFactory.getLogger(MobileBKUFingerprintComposite.class);

-

-	boolean userCancel = false;

-	boolean userSMS = false;

-	boolean done = false;

-

-	private Label lblRefVal;

-

-	String refVal;

-

-	String signatureData;

-

-	/**

-	 * @return the signatureData

-	 */

-	public String getSignatureData() {

-		return this.signatureData;

-	}

-

-	/**

-	 * @param signatureData

-	 *            the signatureData to set

-	 */

-	public void setSignatureData(String signatureData) {

-		this.signatureData = signatureData;

-	}

-

-	private Label lblError;

-	private Label lblRefValLabel;

-	private Label lblFPLabel;

-

-	Button btn_sms;

-	Button btn_cancel;

-

-	Link lnk_sig_data;

-

-	/**

-	 * @return the userCancel

-	 */

-	public boolean isUserCancel() {

-		return this.userCancel;

-	}

-

-	/**

-	 * @return the userSMS

-	 */

-	public boolean isUserSMS() {

-		return this.userSMS;

-	}

-

-	/**

-	 * @return the done

-	 */

-	public boolean isDone() {

-		return this.done;

-	}

-

-	/**

-	 * Set an error message

-	 * @param errorMessage the error message

-	 */

-	public void setErrorMessage(String errorMessage) {

-		if (errorMessage == null)

-			this.lblError.setText("");

-		else

-			this.lblError.setText(

-					Messages.getString("error.Title") + ": " + errorMessage);

-	}

-

-	/**

-	 * @param userCancel

-	 *            the userCancel to set

-	 */

-	public void setUserCancel(boolean userCancel) {

-		this.userCancel = userCancel;

-	}

-

-	/**

-	 * @param userSMS

-	 *            the userSMS to set

-	 */

-	public void setUserSMS(boolean userSMS) {

-		this.userSMS = userSMS;

-	}

-

-	/**

-	 * @param done

-	 *            the done to set

-	 */

-	public void setDone(boolean done) {

-		this.done = done;

-	}

-

-	/**

-	 * @return the reference value

-	 */

-	public String getRefVal() {

-		return this.refVal;

-	}

-

-	/**

-	 * @param refVal

-	 *            the reference value to set

-	 */

-	public void setRefVal(String refVal) {

-

-		if (this.refVal != null) {

-			this.refVal = refVal.trim();

-			this.lblRefVal.setText(this.refVal);

-		} else {

-			this.lblRefVal.setText("");

-		}

-

-	}

-

-	/**

-	 * Create the composite.

-	 *

-	 * @param parent

-	 * @param style

-	 * @param state

-	 */

-	public MobileBKUFingerprintComposite(Composite parent, int style, State state) {

-		super(parent, style, state);

-		setLayout(new FormLayout());

-

-		final Composite containerComposite = new Composite(this, SWT.NATIVE);

-		containerComposite.addPaintListener(new PaintListener() {

-			@Override

-			public void paintControl(PaintEvent e) {

-				Rectangle clientArea = containerComposite.getClientArea();

-

-				// e.gc.setForeground();

-				e.gc.setForeground(Constants.MAINBAR_ACTIVE_BACK_DARK);

-				e.gc.setLineWidth(3);

-				e.gc.setLineStyle(SWT.LINE_SOLID);

-				e.gc.drawRoundRectangle(clientArea.x, clientArea.y,

-						clientArea.width - 2, clientArea.height - 2, 10, 10);

-			}

-		});

-		containerComposite.setLayout(new FormLayout());

-		SWTUtils.anchor(containerComposite).top(50, -140).bottom(50, 140).left(50, -200).right(50, 200);

-

-		this.lblRefValLabel = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lblRefValLabel).right(50, -10).top(30, -10);

-		this.lblRefValLabel.setAlignment(SWT.RIGHT);

-

-		ImageData mobileIcon = new ImageData(this.getClass().getResourceAsStream(Constants.RES_IMG_MOBILE));

-		Label lbl_image = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lbl_image).top(50, -1 * (mobileIcon.width / 2)).bottom(50, mobileIcon.width / 2).left(0, 10).width(mobileIcon.width);

-		lbl_image.setImage(new Image(getDisplay(), mobileIcon));

-

-		this.lblRefVal = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lblRefVal).left(50, 10).right(100, -20).top(30, -10);

-

-		this.lblFPLabel = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lblFPLabel).left(25, 10).top(lblRefValLabel, 10);

-		this.lblFPLabel.setAlignment(SWT.LEFT);

-

-		this.lnk_sig_data = new Link(containerComposite, SWT.NATIVE | SWT.RESIZE);

-		SWTUtils.anchor(lnk_sig_data).right(100, -20).top(0, 20);

-		this.lnk_sig_data.setEnabled(true);

-		SWTUtils.addSelectionListener(lnk_sig_data, (e) -> { SWTUtils.openURL(getSignatureData()); });

-

-		this.btn_cancel = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_cancel).right(100, -20).bottom(100, -20);

-		this.btn_cancel.addSelectionListener(new CancelSelectionListener());

-

-		this.btn_sms = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_sms).right(btn_cancel, -20).bottom(100, -20);

-		this.btn_sms.addSelectionListener(new SMSSelectionListener());

-

-		this.lblError = new Label(containerComposite, SWT.WRAP | SWT.NATIVE);

-		SWTUtils.anchor(lblError).right(btn_sms, -10).bottom(100, -20);

-

-		reloadResources();

-	}

-

-	@Override

-	protected void checkSubclass() {

-		// Disable the check that prevents subclassing of SWT components

-	}

-

-	/*

-	 * (non-Javadoc)

-	 *

-	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()

-	 */

-	@Override

-	public void doLayout() {

-		// Nothing to do

-	}

-

-	/*

-	 * (non-Javadoc)

-	 *

-	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()

-	 */

-	@Override

-	public void reloadResources() {

-		SWTUtils.setLocalizedText(lblRefValLabel, "tanEnter.ReferenceValue");

-		SWTUtils.setLocalizedText(lblFPLabel, "tanEnter.FP");

-		SWTUtils.setLocalizedText(lnk_sig_data, "mobileBKU.show");

-		SWTUtils.setLocalizedToolTipText(lnk_sig_data, "mobileBKU.show_tooltip");

-		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");

-		SWTUtils.setLocalizedText(btn_sms, "tanEnter.SMS");

-	}

-}

+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.composites;
+
+// Imports
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.PaintEvent;
+import org.eclipse.swt.events.PaintListener;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.ImageData;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.layout.FormLayout;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Link;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.asit.pdfover.commons.Constants;
+import at.asit.pdfover.commons.Messages;
+import at.asit.pdfover.gui.utils.SWTUtils;
+import at.asit.pdfover.gui.workflow.states.State;
+
+/**
+ * Composite for displaying the QR code for the mobile BKU
+ */
+public class MobileBKUFingerprintComposite extends StateComposite {
+
+	/**
+	 *
+	 */
+	private final class SMSSelectionListener extends SelectionAdapter {
+		/**
+		 * Empty constructor
+		 */
+		public SMSSelectionListener() {
+		}
+
+		@Override
+		public void widgetSelected(SelectionEvent e) {
+			if(!MobileBKUFingerprintComposite.this.btn_sms.getEnabled()) {
+				return;
+			}
+
+			MobileBKUFingerprintComposite.this.setUserSMS(true);
+			MobileBKUFingerprintComposite.this.btn_sms.setEnabled(false);
+		}
+	}
+
+	/**
+	 *
+	 */
+	private final class CancelSelectionListener extends SelectionAdapter {
+		/**
+		 * Empty constructor
+		 */
+		public CancelSelectionListener() {
+		}
+
+		@Override
+		public void widgetSelected(SelectionEvent e) {
+			MobileBKUFingerprintComposite.this.setUserCancel(true);
+		}
+	}
+
+	/**
+	 * SLF4J Logger instance
+	 **/
+	static final Logger log = LoggerFactory.getLogger(MobileBKUFingerprintComposite.class);
+
+	boolean userCancel = false;
+	boolean userSMS = false;
+	boolean done = false;
+
+	private Label lblRefVal;
+
+	String refVal;
+
+	String signatureData;
+
+	/**
+	 * @return the signatureData
+	 */
+	public String getSignatureData() {
+		return this.signatureData;
+	}
+
+	/**
+	 * @param signatureData
+	 *            the signatureData to set
+	 */
+	public void setSignatureData(String signatureData) {
+		this.signatureData = signatureData;
+	}
+
+	private Label lblError;
+	private Label lblRefValLabel;
+	private Label lblFPLabel;
+
+	Button btn_sms;
+	Button btn_cancel;
+
+	Link lnk_sig_data;
+
+	/**
+	 * @return the userCancel
+	 */
+	public boolean isUserCancel() {
+		return this.userCancel;
+	}
+
+	/**
+	 * @return the userSMS
+	 */
+	public boolean isUserSMS() {
+		return this.userSMS;
+	}
+
+	/**
+	 * @return the done
+	 */
+	public boolean isDone() {
+		return this.done;
+	}
+
+	/**
+	 * Set an error message
+	 * @param errorMessage the error message
+	 */
+	public void setErrorMessage(String errorMessage) {
+		if (errorMessage == null)
+			this.lblError.setText("");
+		else
+			this.lblError.setText(
+					Messages.getString("error.Title") + ": " + errorMessage);
+	}
+
+	/**
+	 * @param userCancel
+	 *            the userCancel to set
+	 */
+	public void setUserCancel(boolean userCancel) {
+		this.userCancel = userCancel;
+	}
+
+	/**
+	 * @param userSMS
+	 *            the userSMS to set
+	 */
+	public void setUserSMS(boolean userSMS) {
+		this.userSMS = userSMS;
+	}
+
+	/**
+	 * @param done
+	 *            the done to set
+	 */
+	public void setDone(boolean done) {
+		this.done = done;
+	}
+
+	/**
+	 * @return the reference value
+	 */
+	public String getRefVal() {
+		return this.refVal;
+	}
+
+	/**
+	 * @param refVal
+	 *            the reference value to set
+	 */
+	public void setRefVal(String refVal) {
+
+		if (this.refVal != null) {
+			this.refVal = refVal.trim();
+			this.lblRefVal.setText(this.refVal);
+		} else {
+			this.lblRefVal.setText("");
+		}
+
+	}
+
+	/**
+	 * Create the composite.
+	 *
+	 * @param parent
+	 * @param style
+	 * @param state
+	 */
+	public MobileBKUFingerprintComposite(Composite parent, int style, State state) {
+		super(parent, style, state);
+		setLayout(new FormLayout());
+
+		final Composite containerComposite = new Composite(this, SWT.NATIVE);
+		containerComposite.addPaintListener(new PaintListener() {
+			@Override
+			public void paintControl(PaintEvent e) {
+				Rectangle clientArea = containerComposite.getClientArea();
+
+				// e.gc.setForeground();
+				e.gc.setForeground(Constants.MAINBAR_ACTIVE_BACK_DARK);
+				e.gc.setLineWidth(3);
+				e.gc.setLineStyle(SWT.LINE_SOLID);
+				e.gc.drawRoundRectangle(clientArea.x, clientArea.y,
+						clientArea.width - 2, clientArea.height - 2, 10, 10);
+			}
+		});
+		containerComposite.setLayout(new FormLayout());
+		SWTUtils.anchor(containerComposite).top(50, -140).bottom(50, 140).left(50, -200).right(50, 200);
+
+		this.lblRefValLabel = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lblRefValLabel).right(50, -10).top(30, -10);
+		this.lblRefValLabel.setAlignment(SWT.RIGHT);
+
+		ImageData mobileIcon = new ImageData(this.getClass().getResourceAsStream(Constants.RES_IMG_MOBILE));
+		Label lbl_image = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lbl_image).top(50, -1 * (mobileIcon.width / 2)).bottom(50, mobileIcon.width / 2).left(0, 10).width(mobileIcon.width);
+		lbl_image.setImage(new Image(getDisplay(), mobileIcon));
+
+		this.lblRefVal = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lblRefVal).left(50, 10).right(100, -20).top(30, -10);
+
+		this.lblFPLabel = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lblFPLabel).left(25, 10).top(lblRefValLabel, 10);
+		this.lblFPLabel.setAlignment(SWT.LEFT);
+
+		this.lnk_sig_data = new Link(containerComposite, SWT.NATIVE | SWT.RESIZE);
+		SWTUtils.anchor(lnk_sig_data).right(100, -20).top(0, 20);
+		this.lnk_sig_data.setEnabled(true);
+		SWTUtils.addSelectionListener(lnk_sig_data, (e) -> { SWTUtils.openURL(getSignatureData()); });
+
+		this.btn_cancel = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_cancel).right(100, -20).bottom(100, -20);
+		this.btn_cancel.addSelectionListener(new CancelSelectionListener());
+
+		this.btn_sms = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_sms).right(btn_cancel, -20).bottom(100, -20);
+		this.btn_sms.addSelectionListener(new SMSSelectionListener());
+
+		this.lblError = new Label(containerComposite, SWT.WRAP | SWT.NATIVE);
+		SWTUtils.anchor(lblError).right(btn_sms, -10).bottom(100, -20);
+
+		reloadResources();
+	}
+
+	@Override
+	protected void checkSubclass() {
+		// Disable the check that prevents subclassing of SWT components
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()
+	 */
+	@Override
+	public void doLayout() {
+		// Nothing to do
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()
+	 */
+	@Override
+	public void reloadResources() {
+		SWTUtils.setLocalizedText(lblRefValLabel, "tanEnter.ReferenceValue");
+		SWTUtils.setLocalizedText(lblFPLabel, "tanEnter.FP");
+		SWTUtils.setLocalizedText(lnk_sig_data, "mobileBKU.show");
+		SWTUtils.setLocalizedToolTipText(lnk_sig_data, "mobileBKU.show_tooltip");
+		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");
+		SWTUtils.setLocalizedText(btn_sms, "tanEnter.SMS");
+	}
+}
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/MobileBKUQRComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/MobileBKUQRComposite.java
index baabc192..91765610 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/MobileBKUQRComposite.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/MobileBKUQRComposite.java
@@ -1,252 +1,252 @@
-/*

- * Copyright 2012 by A-SIT, Secure Information Technology Center Austria

- *

- * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by

- * the European Commission - subsequent versions of the EUPL (the "Licence");

- * You may not use this work except in compliance with the Licence.

- * You may obtain a copy of the Licence at:

- * http://joinup.ec.europa.eu/software/page/eupl

- *

- * Unless required by applicable law or agreed to in writing, software

- * distributed under the Licence is distributed on an "AS IS" basis,

- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

- * See the Licence for the specific language governing permissions and

- * limitations under the Licence.

- */

-package at.asit.pdfover.gui.composites;

-

-// Imports

-import java.io.ByteArrayInputStream;

-import java.net.URI;

-import java.util.Objects;

-

-import javax.annotation.Nullable;

-

-import org.eclipse.swt.SWT;

-import org.eclipse.swt.SWTException;

-import org.eclipse.swt.events.PaintEvent;

-import org.eclipse.swt.events.PaintListener;

-import org.eclipse.swt.graphics.Image;

-import org.eclipse.swt.graphics.ImageData;

-import org.eclipse.swt.graphics.Point;

-import org.eclipse.swt.graphics.Rectangle;

-import org.eclipse.swt.layout.FormLayout;

-import org.eclipse.swt.widgets.Button;

-import org.eclipse.swt.widgets.Composite;

-import org.eclipse.swt.widgets.Label;

-import org.eclipse.swt.widgets.Link;

-import org.slf4j.Logger;

-import org.slf4j.LoggerFactory;

-

-import at.asit.pdfover.commons.Constants;

-import at.asit.pdfover.commons.Messages;

-import at.asit.pdfover.gui.utils.SWTUtils;

-import at.asit.pdfover.gui.workflow.states.State;

-

-/**

- * Composite for displaying the QR code for the mobile BKU

- */

-public class MobileBKUQRComposite extends StateComposite {

-

-	/**

-	 * SLF4J Logger instance

-	 **/

-	private static final Logger log = LoggerFactory.getLogger(MobileBKUQRComposite.class);

-

-	private Label lblQR;

-

-	private boolean userCancelClicked = false;

-	private boolean userSMSClicked = false;

-	private boolean userFIDO2Clicked = false;

-	private boolean pollingDone = false;

-

-	private Label lblRefVal;

-

-	private String refVal;

-

-	private ImageData currentQRImage;

-

-	private URI signatureDataURI;

-

-	private Label lblError;

-	private Label lblRefValLabel;

-	private Label lblQRLabel;

-

-	private Button btn_fido2;

-	private Button btn_sms;

-	private Button btn_cancel;

-

-	private Link lnk_sig_data;

-

-	public void signalPollingDone() { this.pollingDone = true; getDisplay().wake(); }

-	public boolean isDone() { return (this.userCancelClicked || this.userSMSClicked || this.userFIDO2Clicked || this.pollingDone); }

-	public boolean wasCancelClicked() { return this.userCancelClicked; }

-	public boolean wasSMSClicked() { return this.userSMSClicked; }

-	public boolean wasFIDO2Clicked() { return this.userFIDO2Clicked; }

-	public void reset() { this.userCancelClicked = this.userSMSClicked = this.userFIDO2Clicked = this.pollingDone = false; }

-

-	/**

-	 * Set an error message

-	 * @param errorMessage the error message

-	 */

-	public void setErrorMessage(String errorMessage) {

-		if (errorMessage == null)

-			this.lblError.setText("");

-		else

-			this.lblError.setText(

-					Messages.getString("error.Title") + ": " + errorMessage);

-	}

-

-	public String getRefVal() { return this.refVal; }

-	public void setRefVal(String refVal) {

-		this.refVal = (refVal != null) ? refVal.trim() : null;

-		this.lblRefVal.setText(Objects.requireNonNullElse(this.refVal, ""));

-	}

-

-	private void updateQRImage() {

-		if (this.currentQRImage == null)

-			return;

-

-		Point availableSize = this.lblQR.getSize();

-		int targetSize = Math.min(availableSize.x, availableSize.y);

-		if (targetSize <= 0)

-			return;

-		

-		this.lblQR.setImage(new Image(this.lblQR.getDisplay(), this.currentQRImage.scaledTo(targetSize, targetSize)));

-	}

-

-	/**

-	 * @param qrcode

-	 *            the qrcode to set

-	 */

-	public void setQR(byte[] qrcode) {

-		if (qrcode == null) {

-			setErrorMessage(Messages.getString("error.FailedToLoadQRCode"));

-			return;

-		}

-		try {

-			this.currentQRImage = new ImageData(new ByteArrayInputStream(qrcode));

-		} catch (SWTException e) {

-			log.warn("Failed to load QR code", e);

-			setErrorMessage(Messages.getString("error.FailedToLoadQRCode"));

-			return;

-		}

-		updateQRImage();

-	}

-

-	public void setSMSEnabled(boolean state) {

-		this.btn_sms.setEnabled(state);

-	}

-

-	public void setFIDO2Enabled(boolean state) {

-		this.btn_fido2.setEnabled(state);

-	}

-

-	public void setSignatureDataURI(@Nullable URI uri) {

-		this.signatureDataURI = uri;

-		this.lnk_sig_data.setEnabled(uri != null);

-	}

-

-	/**

-	 * Create the composite.

-	 *

-	 * @param parent

-	 * @param style

-	 * @param state

-	 */

-	public MobileBKUQRComposite(Composite parent, int style, State state) {

-		super(parent, style, state);

-		setLayout(new FormLayout());

-

-		final Composite containerComposite = new Composite(this, SWT.NATIVE);

-		SWTUtils.anchor(containerComposite).top(50, -140).bottom(50, 140).left(50, -200).right(50, 200);

-		containerComposite.addPaintListener(new PaintListener() {

-			@Override

-			public void paintControl(PaintEvent e) {

-				Rectangle clientArea = containerComposite.getClientArea();

-

-				// e.gc.setForeground();

-				e.gc.setForeground(Constants.MAINBAR_ACTIVE_BACK_DARK);

-				e.gc.setLineWidth(3);

-				e.gc.setLineStyle(SWT.LINE_SOLID);

-				e.gc.drawRoundRectangle(clientArea.x, clientArea.y,

-						clientArea.width - 2, clientArea.height - 2, 10, 10);

-			}

-		});

-		containerComposite.setLayout(new FormLayout());

-

-		this.lblRefValLabel = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lblRefValLabel).right(50, -10).top(30, -10);

-		this.lblRefValLabel.setAlignment(SWT.RIGHT);

-

-		ImageData mobileIcon = new ImageData(this.getClass().getResourceAsStream(Constants.RES_IMG_MOBILE));

-		Label lbl_image = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lbl_image).top(50, -1 * (mobileIcon.width / 2)).bottom(50, mobileIcon.width / 2).left(0, 10).width(mobileIcon.width);

-		lbl_image.setImage(new Image(getDisplay(), mobileIcon));

-

-		this.lblRefVal = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lblRefVal).left(50, 10).right(100, -20).top(30, -10);

-

-		this.lblQRLabel = new Label(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(lblQRLabel).right(50, -10).top(lblRefValLabel, 10);

-		this.lblQRLabel.setAlignment(SWT.RIGHT);

-

-		this.lblQR = new Label(containerComposite, SWT.NATIVE);

-		this.lblQR.addListener(SWT.Resize, (e) -> { updateQRImage(); });

-

-		this.lnk_sig_data = new Link(containerComposite, SWT.NATIVE | SWT.RESIZE);

-		SWTUtils.anchor(lnk_sig_data).right(100, -20).top(0, 20);

-		SWTUtils.addSelectionListener(lnk_sig_data, (e) -> { SWTUtils.openURL(this.signatureDataURI); });

-

-		this.btn_cancel = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_cancel).right(100, -20).bottom(100, -5);

-		SWTUtils.addSelectionListener(btn_cancel, (e) -> { this.userCancelClicked = true; });

-

-		this.btn_sms = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_sms).right(btn_cancel, -20).bottom(100, -5);

-		SWTUtils.addSelectionListener(btn_sms, (e) -> { this.userSMSClicked = true; });

-

-		this.btn_fido2 = new Button(containerComposite, SWT.NATIVE);

-		SWTUtils.anchor(btn_fido2).right(btn_sms, -20).bottom(100, -5);

-		SWTUtils.addSelectionListener(btn_fido2, (e) -> {this.userFIDO2Clicked = true; });

-

-

-		SWTUtils.anchor(lblQR).left(50, 10).right(100, -20).top(lblRefVal, 10).bottom(btn_sms, -10);

-

-		this.lblError = new Label(containerComposite, SWT.WRAP | SWT.NATIVE);

-		SWTUtils.anchor(lblError).right(btn_sms, -10).bottom(100, -20);

-

-		reloadResources();

-	}

-

-	@Override

-	protected void checkSubclass() {

-		// Disable the check that prevents subclassing of SWT components

-	}

-

-	/*

-	 * (non-Javadoc)

-	 *

-	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()

-	 */

-	@Override

-	public void doLayout() {

-		// Nothing to do

-	}

-

-	/*

-	 * (non-Javadoc)

-	 *

-	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()

-	 */

-	@Override

-	public void reloadResources() {

-		SWTUtils.setLocalizedText(lblRefValLabel, "tanEnter.ReferenceValue");

-		SWTUtils.setLocalizedText(lblQRLabel, "tanEnter.QR");

-		SWTUtils.setLocalizedText(lnk_sig_data, "mobileBKU.show");

-		SWTUtils.setLocalizedToolTipText(lnk_sig_data, "mobileBKU.show_tooltip");

-		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");

-		SWTUtils.setLocalizedText(btn_sms, "tanEnter.SMS");

-		SWTUtils.setLocalizedText(btn_fido2, "tanEnter.FIDO2");

-	}

-}

+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.composites;
+
+// Imports
+import java.io.ByteArrayInputStream;
+import java.net.URI;
+import java.util.Objects;
+
+import javax.annotation.Nullable;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.SWTException;
+import org.eclipse.swt.events.PaintEvent;
+import org.eclipse.swt.events.PaintListener;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.graphics.ImageData;
+import org.eclipse.swt.graphics.Point;
+import org.eclipse.swt.graphics.Rectangle;
+import org.eclipse.swt.layout.FormLayout;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Link;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.asit.pdfover.commons.Constants;
+import at.asit.pdfover.commons.Messages;
+import at.asit.pdfover.gui.utils.SWTUtils;
+import at.asit.pdfover.gui.workflow.states.State;
+
+/**
+ * Composite for displaying the QR code for the mobile BKU
+ */
+public class MobileBKUQRComposite extends StateComposite {
+
+	/**
+	 * SLF4J Logger instance
+	 **/
+	private static final Logger log = LoggerFactory.getLogger(MobileBKUQRComposite.class);
+
+	private Label lblQR;
+
+	private boolean userCancelClicked = false;
+	private boolean userSMSClicked = false;
+	private boolean userFIDO2Clicked = false;
+	private boolean pollingDone = false;
+
+	private Label lblRefVal;
+
+	private String refVal;
+
+	private ImageData currentQRImage;
+
+	private URI signatureDataURI;
+
+	private Label lblError;
+	private Label lblRefValLabel;
+	private Label lblQRLabel;
+
+	private Button btn_fido2;
+	private Button btn_sms;
+	private Button btn_cancel;
+
+	private Link lnk_sig_data;
+
+	public void signalPollingDone() { this.pollingDone = true; getDisplay().wake(); }
+	public boolean isDone() { return (this.userCancelClicked || this.userSMSClicked || this.userFIDO2Clicked || this.pollingDone); }
+	public boolean wasCancelClicked() { return this.userCancelClicked; }
+	public boolean wasSMSClicked() { return this.userSMSClicked; }
+	public boolean wasFIDO2Clicked() { return this.userFIDO2Clicked; }
+	public void reset() { this.userCancelClicked = this.userSMSClicked = this.userFIDO2Clicked = this.pollingDone = false; }
+
+	/**
+	 * Set an error message
+	 * @param errorMessage the error message
+	 */
+	public void setErrorMessage(String errorMessage) {
+		if (errorMessage == null)
+			this.lblError.setText("");
+		else
+			this.lblError.setText(
+					Messages.getString("error.Title") + ": " + errorMessage);
+	}
+
+	public String getRefVal() { return this.refVal; }
+	public void setRefVal(String refVal) {
+		this.refVal = (refVal != null) ? refVal.trim() : null;
+		this.lblRefVal.setText(Objects.requireNonNullElse(this.refVal, ""));
+	}
+
+	private void updateQRImage() {
+		if (this.currentQRImage == null)
+			return;
+
+		Point availableSize = this.lblQR.getSize();
+		int targetSize = Math.min(availableSize.x, availableSize.y);
+		if (targetSize <= 0)
+			return;
+		
+		this.lblQR.setImage(new Image(this.lblQR.getDisplay(), this.currentQRImage.scaledTo(targetSize, targetSize)));
+	}
+
+	/**
+	 * @param qrcode
+	 *            the qrcode to set
+	 */
+	public void setQR(byte[] qrcode) {
+		if (qrcode == null) {
+			setErrorMessage(Messages.getString("error.FailedToLoadQRCode"));
+			return;
+		}
+		try {
+			this.currentQRImage = new ImageData(new ByteArrayInputStream(qrcode));
+		} catch (SWTException e) {
+			log.warn("Failed to load QR code", e);
+			setErrorMessage(Messages.getString("error.FailedToLoadQRCode"));
+			return;
+		}
+		updateQRImage();
+	}
+
+	public void setSMSEnabled(boolean state) {
+		this.btn_sms.setEnabled(state);
+	}
+
+	public void setFIDO2Enabled(boolean state) {
+		this.btn_fido2.setEnabled(state);
+	}
+
+	public void setSignatureDataURI(@Nullable URI uri) {
+		this.signatureDataURI = uri;
+		this.lnk_sig_data.setEnabled(uri != null);
+	}
+
+	/**
+	 * Create the composite.
+	 *
+	 * @param parent
+	 * @param style
+	 * @param state
+	 */
+	public MobileBKUQRComposite(Composite parent, int style, State state) {
+		super(parent, style, state);
+		setLayout(new FormLayout());
+
+		final Composite containerComposite = new Composite(this, SWT.NATIVE);
+		SWTUtils.anchor(containerComposite).top(50, -140).bottom(50, 140).left(50, -200).right(50, 200);
+		containerComposite.addPaintListener(new PaintListener() {
+			@Override
+			public void paintControl(PaintEvent e) {
+				Rectangle clientArea = containerComposite.getClientArea();
+
+				// e.gc.setForeground();
+				e.gc.setForeground(Constants.MAINBAR_ACTIVE_BACK_DARK);
+				e.gc.setLineWidth(3);
+				e.gc.setLineStyle(SWT.LINE_SOLID);
+				e.gc.drawRoundRectangle(clientArea.x, clientArea.y,
+						clientArea.width - 2, clientArea.height - 2, 10, 10);
+			}
+		});
+		containerComposite.setLayout(new FormLayout());
+
+		this.lblRefValLabel = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lblRefValLabel).right(50, -10).top(30, -10);
+		this.lblRefValLabel.setAlignment(SWT.RIGHT);
+
+		ImageData mobileIcon = new ImageData(this.getClass().getResourceAsStream(Constants.RES_IMG_MOBILE));
+		Label lbl_image = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lbl_image).top(50, -1 * (mobileIcon.width / 2)).bottom(50, mobileIcon.width / 2).left(0, 10).width(mobileIcon.width);
+		lbl_image.setImage(new Image(getDisplay(), mobileIcon));
+
+		this.lblRefVal = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lblRefVal).left(50, 10).right(100, -20).top(30, -10);
+
+		this.lblQRLabel = new Label(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(lblQRLabel).right(50, -10).top(lblRefValLabel, 10);
+		this.lblQRLabel.setAlignment(SWT.RIGHT);
+
+		this.lblQR = new Label(containerComposite, SWT.NATIVE);
+		this.lblQR.addListener(SWT.Resize, (e) -> { updateQRImage(); });
+
+		this.lnk_sig_data = new Link(containerComposite, SWT.NATIVE | SWT.RESIZE);
+		SWTUtils.anchor(lnk_sig_data).right(100, -20).top(0, 20);
+		SWTUtils.addSelectionListener(lnk_sig_data, (e) -> { SWTUtils.openURL(this.signatureDataURI); });
+
+		this.btn_cancel = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_cancel).right(100, -20).bottom(100, -5);
+		SWTUtils.addSelectionListener(btn_cancel, (e) -> { this.userCancelClicked = true; });
+
+		this.btn_sms = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_sms).right(btn_cancel, -20).bottom(100, -5);
+		SWTUtils.addSelectionListener(btn_sms, (e) -> { this.userSMSClicked = true; });
+
+		this.btn_fido2 = new Button(containerComposite, SWT.NATIVE);
+		SWTUtils.anchor(btn_fido2).right(btn_sms, -20).bottom(100, -5);
+		SWTUtils.addSelectionListener(btn_fido2, (e) -> {this.userFIDO2Clicked = true; });
+
+
+		SWTUtils.anchor(lblQR).left(50, 10).right(100, -20).top(lblRefVal, 10).bottom(btn_sms, -10);
+
+		this.lblError = new Label(containerComposite, SWT.WRAP | SWT.NATIVE);
+		SWTUtils.anchor(lblError).right(btn_sms, -10).bottom(100, -20);
+
+		reloadResources();
+	}
+
+	@Override
+	protected void checkSubclass() {
+		// Disable the check that prevents subclassing of SWT components
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()
+	 */
+	@Override
+	public void doLayout() {
+		// Nothing to do
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()
+	 */
+	@Override
+	public void reloadResources() {
+		SWTUtils.setLocalizedText(lblRefValLabel, "tanEnter.ReferenceValue");
+		SWTUtils.setLocalizedText(lblQRLabel, "tanEnter.QR");
+		SWTUtils.setLocalizedText(lnk_sig_data, "mobileBKU.show");
+		SWTUtils.setLocalizedToolTipText(lnk_sig_data, "mobileBKU.show_tooltip");
+		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");
+		SWTUtils.setLocalizedText(btn_sms, "tanEnter.SMS");
+		SWTUtils.setLocalizedText(btn_fido2, "tanEnter.FIDO2");
+	}
+}
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/WaitingForAppComposite.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/WaitingForAppComposite.java
new file mode 100644
index 00000000..7d5b4dfd
--- /dev/null
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/composites/mobilebku/WaitingForAppComposite.java
@@ -0,0 +1,121 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.composites;
+
+
+// Imports
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.layout.FormLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.ProgressBar;
+import at.asit.pdfover.gui.utils.SWTUtils;
+import at.asit.pdfover.gui.workflow.states.State;
+import org.eclipse.swt.widgets.Button;
+
+/**
+ *
+ */
+public class WaitingForAppComposite extends StateComposite {
+	private Label lbl_description;
+	private Button btn_sms;
+	private Button btn_cancel;
+	private Button btn_fido2;
+	private boolean userSMSClicked = false;
+	private boolean userCancelClicked = false;
+	private boolean userFIDO2Clicked = false;
+	private boolean pollingDone = false;
+
+	/**
+	 * @return the isDone
+	 */
+	public Boolean getIsDone() {
+		return this.pollingDone;
+	}
+
+	public void signalPollingDone() { this.pollingDone = true; getDisplay().wake(); }
+	public boolean isDone() { return (this.userCancelClicked || this.userSMSClicked || this.userFIDO2Clicked || this.pollingDone); }
+	public boolean wasCancelClicked() { return this.userCancelClicked; }
+	public boolean wasSMSClicked() { return this.userSMSClicked; }
+	public boolean wasFIDO2Clicked() { return this.userFIDO2Clicked; }
+	public void reset() { this.userCancelClicked = this.userSMSClicked = this.userFIDO2Clicked = this.pollingDone = false; }
+
+	public void setSMSEnabled(boolean state) {
+		this.btn_sms.setEnabled(state);
+	}
+
+	public void setFIDO2Enabled(boolean state) {
+		this.btn_fido2.setEnabled(state);
+	}
+
+	/**
+	 * Create the composite.
+	 * @param parent
+	 * @param style
+	 * @param state
+	 */
+	public WaitingForAppComposite(Composite parent, int style, State state) {
+		super(parent, style, state);
+		setLayout(new FormLayout());
+
+		this.lbl_description = new Label(this, SWT.NATIVE);
+		SWTUtils.anchor(lbl_description).bottom(50, -1).left(0, 10).right(100, -10);
+		this.lbl_description.setAlignment(SWT.CENTER);
+		SWTUtils.setLocalizedText(lbl_description, "waiting_for_app.message");
+
+		ProgressBar progressBar = new ProgressBar(this, SWT.HORIZONTAL | SWT.INDETERMINATE);
+		SWTUtils.anchor(progressBar).top(50, 10).bottom(50, 40).left(50,-100).right(50,100);
+
+		this.btn_sms = new Button(this, SWT.NONE);
+		SWTUtils.anchor(btn_sms).top(progressBar, 24).right(progressBar, 0, SWT.RIGHT);
+		SWTUtils.addSelectionListener(btn_sms, (e) -> { this.userSMSClicked = true; });
+
+		this.btn_cancel = new Button(this, SWT.NONE);
+		SWTUtils.anchor(btn_cancel).top(btn_sms, 0, SWT.TOP).right(btn_sms, -6);
+		SWTUtils.addSelectionListener(btn_cancel, (e) -> { this.userCancelClicked = true; });
+
+		this.btn_fido2 = new Button(this, SWT.NONE);
+		SWTUtils.anchor(btn_fido2).top(btn_cancel, 0, SWT.TOP).right(btn_cancel, -6);
+		SWTUtils.addSelectionListener(btn_fido2, (e) -> { this.userFIDO2Clicked = true; });
+
+		reloadResources();
+
+	}
+
+	@Override
+	protected void checkSubclass() {
+		// Disable the check that prevents subclassing of SWT components
+	}
+
+	/* (non-Javadoc)
+	 * @see at.asit.pdfover.gui.composites.StateComposite#doLayout()
+	 */
+	@Override
+	public void doLayout() {
+		// Nothing to do here
+	}
+
+	/* (non-Javadoc)
+	 * @see at.asit.pdfover.gui.composites.StateComposite#reloadResources()
+	 */
+	@Override
+	public void reloadResources() {
+		SWTUtils.setLocalizedText(lbl_description, "waiting_for_app.message");
+		SWTUtils.setLocalizedText(btn_sms, "tanEnter.SMS");
+		SWTUtils.setLocalizedText(btn_fido2, "tanEnter.FIDO2");
+		SWTUtils.setLocalizedText(btn_cancel, "common.Cancel");
+	}
+}
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/MobileBKUState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/MobileBKUState.java
index 8a0c95df..48415ab5 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/MobileBKUState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/MobileBKUState.java
@@ -18,7 +18,6 @@ package at.asit.pdfover.gui.workflow.states;
 import java.io.IOException;

 import java.net.ConnectException;

 import java.net.URI;

-import java.net.URISyntaxException;

 import java.net.UnknownHostException;

 import java.util.Timer;

 import java.util.TimerTask;

@@ -28,8 +27,6 @@ import javax.annotation.Nonnull;
 import javax.annotation.Nullable;

 

 // Imports

-import at.asit.pdfover.gui.exceptions.ATrustConnectionException;

-import at.asit.pdfover.signer.SignatureException;

 import at.asit.pdfover.signer.UserCancelledException;

 import at.asit.pdfover.signer.pdfas.PdfAs4SigningState;

 

@@ -364,40 +361,9 @@ public class MobileBKUState extends State {
 	}

 

 	/**

-	 * Make sure TAN is set in the MobileBKUStatus

-	 */

-	public void OLDcheckTAN() throws URISyntaxException {

-		final ATrustStatus mobileStatus = this.status;

-		

-		try {

-			SMSTanResult result = getSMSTanFromUser(mobileStatus.refVal, mobileStatus.tanTries, new URI(mobileStatus.signatureDataURL), false, mobileStatus.errorMessage);

-			if (result.type == SMSTanResult.ResultType.SMSTAN) {

-				mobileStatus.tan = result.smsTan;

-			}

-		} catch (UserCancelledException e) {

-			clearRememberedPassword();

-			mobileStatus.errorMessage = "cancel";

-		}

-	}

-

-	public enum QRResult {

-		/* the user has pressed the FIDO2 button */

-		TO_FIDO2,

-		/* the user has pressed the SMS button */

-		TO_SMS,

-		/* signalQRScanned has been called; this indicates that we should refresh the page */

-		UPDATE

-	};

-

-	/**

 	 * start showing the QR code at the indicated URI

-	 * this method will block until the QR code state completes

-	 * (due to QR code being scanned, or the user pressing a button)

-	 * <p>

-	 * it is the responsibility of the caller to perform AJAX long polling

-	 * @return

-	 */

-	public QRResult showQRCode(final @Nonnull String referenceValue, @Nonnull URI qrCodeURI, @Nullable URI signatureDataURI, final boolean showSmsTan, final boolean showFido2, final @Nullable String errorMessage) throws UserCancelledException {

+	 * this method will return immediately */

+	public void showQRCode(final @Nonnull String referenceValue, @Nonnull URI qrCodeURI, @Nullable URI signatureDataURI, final boolean showSmsTan, final boolean showFido2, final @Nullable String errorMessage) {

 		byte[] qrCode;

 		try (final CloseableHttpClient httpClient = HttpClients.createDefault()) {

 			try (final CloseableHttpResponse response = httpClient.execute(new HttpGet(qrCodeURI))) {

@@ -409,7 +375,7 @@ public class MobileBKUState extends State {
 		}

 		

 		final byte[] qrCodeCopy = qrCode; /* because java is silly */

-		return Display.getDefault().syncCall(() -> {

+		Display.getDefault().syncExec(() -> {

 			MobileBKUQRComposite qr = getMobileBKUQRComposite();

 			qr.reset();

 

@@ -420,6 +386,21 @@ public class MobileBKUState extends State {
 			qr.setSMSEnabled(showSmsTan);

 			qr.setFIDO2Enabled(showFido2);

 			getStateMachine().display(qr);

+		});

+	}

+

+	public enum QRResult {

+		/* the user has pressed the FIDO2 button */

+		TO_FIDO2,

+		/* the user has pressed the SMS button */

+		TO_SMS,

+		/* signalQRScanned has been called; this indicates that we should refresh the page */

+		UPDATE

+	};

+

+	public QRResult waitForQRCodeResult() throws UserCancelledException {

+		return Display.getDefault().syncCall(() -> {

+			MobileBKUQRComposite qr = getMobileBKUQRComposite();

 

 			Display display = getStateMachine().getMainShell().getDisplay();

 			while (!qr.isDone()) {

@@ -447,117 +428,69 @@ public class MobileBKUState extends State {
 

 	/**

 	 * indicate that the long polling operation completed

-	 * (any ongoing showQRCode call will then return)

+	 * (any ongoing waitForQRCodeResult call will then return)

 	 */

 	public void signalQRScanned() {

 		getMobileBKUQRComposite().signalPollingDone();

 	}

 

 	/**

-	 * Show QR code

-	 * @throws URISyntaxException

-	 * @throws UserCancelledException

-	 * @throws IOException

-	 */

-	public void OLDshowQR() throws IOException, UserCancelledException, URISyntaxException {

-		final ATrustStatus status = this.status;

-		final ATrustHandler handler = this.handler;

-

-		final Timer checkDone = new Timer();

-		checkDone.scheduleAtFixedRate(new TimerTask() {

-			@Override

-			public void run() {

-				// ping signature page to see if code has been scanned

-				try {

-					String resp = handler.getSignaturePage();

-					if (handler.handleQRResponse(resp)) {

-						log.debug("Signature page response: " + resp);

-						checkDone.cancel();

-						signalQRScanned();

-					}

-					Display.getDefault().wake();

-				} catch (Exception e) {

-					log.error("Error getting signature page", e);

-				}

-			}

-		}, 0, 5000);

+	 * start showing the "waiting for app" screen

+	 * this method will return immediately */

+	public void showWaitingForApp(final @Nonnull String referenceValue, @Nullable URI signatureDataURI, final boolean showSmsTan, final boolean showFido2) {

+		Display.getDefault().syncExec(() -> {

+			WaitingForAppComposite wfa = getWaitingForAppComposite();

+			wfa.reset();

 

-		QRResult result = showQRCode(status.refVal, new URI(status.baseURL).resolve(status.qrCodeURL), new URI(status.baseURL).resolve(status.signatureDataURL), true, false, status.errorMessage);

-		checkDone.cancel();

-		if (result == QRResult.TO_SMS)

-			status.qrCodeURL = null;

+			// TODO composite does not currently support: refval, signature data

+			wfa.setSMSEnabled(showSmsTan);

+			wfa.setFIDO2Enabled(showFido2);

+			getStateMachine().display(wfa);

+		});

 	}

 

-	/**

-	 *  This composite notifies the user to open the signature-app

-	 */

-	public void showOpenAppMessageWithSMSandCancel() throws SignatureException {

-

-		final ATrustStatus status = this.status;

-

-		Display.getDefault().syncExec(() -> {

-			WaitingForAppComposite waitingForAppcomposite = this.getWaitingForAppComposite();

-			getStateMachine().display(waitingForAppcomposite);

+	public enum AppOpenResult {

+		/* the user has pressed the FIDO2 button */

+		TO_FIDO2,

+		/* the user has pressed the SMS button */

+		TO_SMS,

+		/* signalAppOpened has been called; this indicates that we should refresh the page */

+		UPDATE

+	};

 

-			Display display = getStateMachine().getMainShell().getDisplay();

-			undecidedPolling();

-			long timeoutTime = System.nanoTime() + (300 * ((long)1e9));

+	public AppOpenResult waitForAppOpen() throws UserCancelledException {

+		return Display.getDefault().syncCall(() -> {

+			WaitingForAppComposite wfa = getWaitingForAppComposite();

 

-			while (!waitingForAppcomposite.getUserCancel() && !waitingForAppcomposite.getUserSMS()

-					&& !waitingForAppcomposite.getIsDone() && (System.nanoTime() < timeoutTime)) {

-				if (!display.readAndDispatch()) {

+			Display display = wfa.getDisplay();

+			while (!wfa.isDone()) {

+				if (!display.readAndDispatch())

 					display.sleep();

-				}

-			}

-

-			if (waitingForAppcomposite.getUserCancel()) {

-				waitingForAppcomposite.setUserCancel(false);

-				status.errorMessage = "cancel";

-				return;

 			}

 

-			if (waitingForAppcomposite.getUserSMS()) {

-				status.qrCodeURL = null;

-				waitingForAppcomposite.setUserSMS(false);

-				status.errorMessage = "sms";

-				status.isSMSTan = true;

-				// show waiting composite

-				getStateMachine().display(this.getWaitingComposite());

-				return;

+			getStateMachine().display(this.getWaitingComposite());

 

+			if (wfa.wasCancelClicked()) {

+				clearRememberedPassword();

+				throw new UserCancelledException();

 			}

 

-			if (waitingForAppcomposite.getIsDone())

-				waitingForAppcomposite.setIsDone(false);

-

-			if (!(System.nanoTime() < timeoutTime)) {

-				log.warn("The undecided polling got a timeout");

-				status.qrCodeURL = null;

-				status.errorMessage = "Polling Timeout";

-

+			if (wfa.wasSMSClicked())

+				return AppOpenResult.TO_SMS;

+			

+			if (wfa.wasFIDO2Clicked())

+				return AppOpenResult.TO_FIDO2;

 

-			}

+			return AppOpenResult.UPDATE;

 		});

 	}

 

-	private void undecidedPolling(){

-		final ATrustHandler handler = this.handler;

-

-		Thread pollingThread = new Thread(() -> {

-			try {

-				if (handler.handlePolling()){

-					String response = handler.getSignaturePage();

-					handler.handleCredentialsResponse(response);

-					Display.getDefault().syncExec(() ->

-							getWaitingForAppComposite().setIsDone(true));

-				}

-			} catch (ATrustConnectionException e) {

-				log.error("Error when calling polling endpoint");

-			} catch (Exception e) {

-				log.error("Exception occurred during calling polling endpoint");

-			}

-		});

-		pollingThread.start();

+	/**

+	 * indicate that the long polling operation completed

+	 * (any ongoing waitForAppOpen call will then return)

+	 */

+	public void signalAppOpened() {

+		getWaitingForAppComposite().signalPollingDone();

 	}

 

 	/**

diff --git a/pdf-over-gui/src/main/resources/logback.xml b/pdf-over-gui/src/main/resources/logback.xml
index 4e33264a..866a82f7 100644
--- a/pdf-over-gui/src/main/resources/logback.xml
+++ b/pdf-over-gui/src/main/resources/logback.xml
@@ -22,7 +22,6 @@
     </triggeringPolicy>
   </appender>
   <logger name="at.asit.pdfover" level="INFO"/>
-  <logger name="at.asit.pdfover.gui.bku" level="TRACE"/>
   <root level="WARN">
     <appender-ref ref="STDOUT"/>
     <appender-ref ref="LOGFILE"/>