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-rw-r--r--pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/UpdateCheckManager.java85
-rw-r--r--pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareConfigurationState.java51
2 files changed, 89 insertions, 47 deletions
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/UpdateCheckManager.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/UpdateCheckManager.java
new file mode 100644
index 00000000..d6e650ba
--- /dev/null
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/UpdateCheckManager.java
@@ -0,0 +1,85 @@
+package at.asit.pdfover.gui.utils;
+
+import java.awt.Desktop;
+import java.net.URI;
+
+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.bku.BKUHelper;
+import at.asit.pdfover.gui.controls.Dialog;
+import at.asit.pdfover.gui.controls.Dialog.BUTTONS;
+import at.asit.pdfover.gui.controls.Dialog.ICON;
+
+import org.apache.commons.httpclient.HttpClient;
+import org.apache.commons.httpclient.methods.GetMethod;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.program.Program;
+import org.eclipse.swt.widgets.Shell;
+
+public final class UpdateCheckManager {
+ static final Logger log = LoggerFactory.getLogger(UpdateCheckManager.class);
+ private static Thread updateCheckThread = null;
+ private static boolean needsCheck = false;
+
+ public static void checkNow(Shell shell) {
+ if (Constants.APP_VERSION == null)
+ return;
+
+ synchronized (UpdateCheckManager.class) {
+ if (updateCheckThread != null)
+ return;
+
+ needsCheck = true;
+ updateCheckThread = new Thread(() -> {
+ while (true) {
+ synchronized (UpdateCheckManager.class) {
+ if (!needsCheck) {
+ UpdateCheckManager.updateCheckThread = null;
+ return;
+ }
+ needsCheck = false;
+ }
+ HttpClient client = (HttpClient) BKUHelper.getHttpClient();
+ GetMethod method = new GetMethod(Constants.CURRENT_RELEASE_URL);
+ try {
+ client.executeMethod(method);
+ final String version = method.getResponseBodyAsString().trim();
+ if (!VersionComparator.before(Constants.APP_VERSION, version))
+ return;
+
+ // wait 500ms before invoke the GUI message, because GUI had to be started from
+ // main thread
+ try { Thread.sleep(500); } catch (InterruptedException e1) { }
+ // invoke GUI message in main thread
+ shell.getDisplay().asyncExec(() -> {
+ Dialog info = new Dialog(shell,
+ Messages.getString("version_check.UpdateTitle"),
+ String.format(Messages.getString("version_check.UpdateText"), version),
+ BUTTONS.OK_CANCEL, ICON.INFORMATION);
+
+ if (info.open() == SWT.OK)
+ {
+ if (Desktop.isDesktopSupported()) {
+ try {
+ Desktop.getDesktop().browse(new URI(Constants.UPDATE_URL));
+ } catch (Exception e) {
+ log.error("Error opening update location ", e);
+ }
+ } else {
+ log.info("SWT Desktop is not supported on this platform");
+ Program.launch(Constants.UPDATE_URL);
+ }
+ }
+ });
+ } catch (Exception e) {
+ log.error("Error downloading update information: ", e);
+ }
+ }
+ });
+ updateCheckThread.start();
+ }
+ }
+}
diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareConfigurationState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareConfigurationState.java
index b6ea9c0b..df2a82fa 100644
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareConfigurationState.java
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/PrepareConfigurationState.java
@@ -16,7 +16,6 @@
package at.asit.pdfover.gui.workflow.states;
//Imports
-import java.awt.Desktop;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
@@ -27,24 +26,19 @@ import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
-import java.net.URI;
-import org.apache.commons.httpclient.HttpClient;
-import org.apache.commons.httpclient.methods.GetMethod;
+
import org.eclipse.swt.SWT;
-import org.eclipse.swt.program.Program;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import at.asit.pdfover.commons.Constants;
-import at.asit.pdfover.gui.bku.BKUHelper;
import at.asit.pdfover.gui.cliarguments.*;
-import at.asit.pdfover.gui.controls.Dialog;
import at.asit.pdfover.gui.controls.Dialog.BUTTONS;
-import at.asit.pdfover.gui.controls.Dialog.ICON;
import at.asit.pdfover.gui.controls.ErrorDialog;
import at.asit.pdfover.gui.exceptions.InitializationException;
import at.asit.pdfover.commons.Messages;
+import at.asit.pdfover.gui.utils.UpdateCheckManager;
import at.asit.pdfover.gui.utils.VersionComparator;
import at.asit.pdfover.gui.utils.Zipper;
import at.asit.pdfover.gui.workflow.GUIProvider;
@@ -301,45 +295,8 @@ public class PrepareConfigurationState extends State {
}
// Check for updates
- if (config.getUpdateCheck() && Constants.APP_VERSION != null) {
- new Thread(() -> {
- HttpClient client = (HttpClient) BKUHelper.getHttpClient();
- GetMethod method = new GetMethod(Constants.CURRENT_RELEASE_URL);
- try {
- client.executeMethod(method);
- final String version = method.getResponseBodyAsString().trim();
- if (!VersionComparator.before(Constants.APP_VERSION, version))
- return;
-
- // wait 500ms before invoke the GUI message, because GUI had to be started from
- // main thread
- try {Thread.sleep(500); } catch (InterruptedException e1) { }
- // invoke GUI message in main thread
- gui.getMainShell().getDisplay().asyncExec(() -> {
- Dialog info = new Dialog(gui.getMainShell(),
- Messages.getString("version_check.UpdateTitle"),
- String.format(Messages.getString("version_check.UpdateText"), version),
- BUTTONS.OK_CANCEL, ICON.INFORMATION);
-
- if (info.open() == SWT.OK)
- {
- if (Desktop.isDesktopSupported()) {
- try {
- Desktop.getDesktop().browse(new URI(Constants.UPDATE_URL));
- } catch (Exception e) {
- log.error("Error opening update location ", e);
- }
- } else {
- log.info("SWT Desktop is not supported on this platform");
- Program.launch(Constants.UPDATE_URL);
- }
- }
- });
- } catch (Exception e) {
- log.error("Error downloading update information: ", e);
- }
- }).start();
- }
+ if (config.getUpdateCheck())
+ UpdateCheckManager.checkNow(gui.getMainShell());
// Create PDF Signer
Status status = stateMachine.status;