From e9a7e90fda934dd5d053127470d0b849b1b8fc4b Mon Sep 17 00:00:00 2001 From: Jakob Heher Date: Thu, 6 Oct 2022 08:47:25 +0200 Subject: poll for local BKU, disable/skip option if unavailable --- .../at/asit/pdfover/gui/bku/LocalBKUConnector.java | 20 +++++++++++++++- .../gui/workflow/states/BKUSelectionState.java | 27 ++++++++++++++-------- .../pdfover/gui/workflow/states/OpenState.java | 4 ++++ 3 files changed, 41 insertions(+), 10 deletions(-) (limited to 'pdf-over-gui') diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/LocalBKUConnector.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/LocalBKUConnector.java index fe1e3a29..1f68a020 100644 --- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/LocalBKUConnector.java +++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/bku/LocalBKUConnector.java @@ -17,7 +17,7 @@ package at.asit.pdfover.gui.bku; // Imports import java.io.IOException; - +import java.net.Socket; import org.apache.commons.httpclient.HttpClient; import org.apache.commons.httpclient.HttpException; @@ -45,6 +45,24 @@ public class LocalBKUConnector implements BkuSlConnector { **/ private static final Logger log = LoggerFactory.getLogger(LocalBKUConnector.class); + private static boolean isAvailable = false; + public static boolean IsAvailable() { return isAvailable; } + private static Thread pollingThread = new Thread(() -> { + while (true) { + try { Thread.sleep(isAvailable ? 30000 : 5000); } catch (InterruptedException e) {} + try (Socket socket = new Socket("127.0.0.1", 3495)) { + isAvailable = true; + } catch (IOException e) { + isAvailable = false; + } + } + }, "LocalBKUProbeThread"); + static { + pollingThread.setDaemon(true); + pollingThread.start(); + } + + /** * HTTP Response server HEADER */ diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/BKUSelectionState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/BKUSelectionState.java index a86e68b3..d1bdfe0d 100644 --- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/BKUSelectionState.java +++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/BKUSelectionState.java @@ -23,6 +23,7 @@ import org.slf4j.Logger; import org.slf4j.LoggerFactory; import at.asit.pdfover.gui.MainWindow.Buttons; +import at.asit.pdfover.gui.bku.LocalBKUConnector; import at.asit.pdfover.commons.BKUs; import at.asit.pdfover.gui.MainWindowBehavior; import at.asit.pdfover.gui.composites.BKUSelectionComposite; @@ -48,36 +49,44 @@ public class BKUSelectionState extends State { private static final Logger log = LoggerFactory.getLogger(BKUSelectionState.class); private BKUSelectionComposite selectionComposite = null; - private BKUSelectionComposite getSelectionComposite() { if (this.selectionComposite == null) { this.selectionComposite = getStateMachine().createComposite(BKUSelectionComposite.class, SWT.RESIZE, this); } + return this.selectionComposite; + } + + private boolean isKeystoreEnabled() { if (getStateMachine().configProvider.getKeyStoreEnabled()) { File ks = new File(getStateMachine().configProvider.getKeyStoreFile()); - this.selectionComposite.setKeystoreEnabled(ks.exists()); + return ks.exists(); } else - this.selectionComposite.setKeystoreEnabled(false); - - return this.selectionComposite; + return false; } @Override public void run() { Status status = getStateMachine().status; State previousState = status.getPreviousState(); - if (!( + + final boolean hasLocalBKU = LocalBKUConnector.IsAvailable(); + final boolean hasKeystore = isKeystoreEnabled(); + if ( (previousState instanceof OpenState) || - (previousState instanceof PositioningState) || - (previousState instanceof BKUSelectionState) - )) { + (previousState instanceof PositioningState) + ) { + if (!hasLocalBKU && !hasKeystore) + status.bku = BKUs.MOBILE; + } else if (!(previousState instanceof BKUSelectionState)) { status.bku = BKUs.NONE; } if(status.bku == BKUs.NONE) { BKUSelectionComposite selection = this.getSelectionComposite(); + selection.setLocalBKUEnabled(hasLocalBKU); + selection.setKeystoreEnabled(hasKeystore); getStateMachine().display(selection); selection.layout(); diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OpenState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OpenState.java index 082f7277..4d881496 100644 --- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OpenState.java +++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OpenState.java @@ -34,6 +34,7 @@ import org.slf4j.LoggerFactory; import at.asit.pdfover.commons.Constants; import at.asit.pdfover.gui.MainWindow.Buttons; +import at.asit.pdfover.gui.bku.LocalBKUConnector; import at.asit.pdfover.gui.MainWindowBehavior; import at.asit.pdfover.gui.PlaceholderSelectionGui; import at.asit.pdfover.gui.composites.DataSourceSelectComposite; @@ -93,6 +94,9 @@ public class OpenState extends State { status.getPreviousState().cleanUp(); } + /* force static initialization and start polling */ + LocalBKUConnector.IsAvailable(); + if (status.document == null) { DataSourceSelectComposite selection = this.getSelectionComposite(); -- cgit v1.2.3