java.awt.Desktop BROWSE for help and hashdatadisplay

git-svn-id: https://joinup.ec.europa.eu/svn/mocca/trunk@152 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4

4 files changed, 47 insertions, 23 deletions

diff --git a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/AppletBKUWorker.java b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/AppletBKUWorker.java
index 2141165b..cf842d55 100644
--- a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/AppletBKUWorker.java
+++ b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/AppletBKUWorker.java
@@ -199,7 +199,7 @@ public class AppletBKUWorker extends AbstractBKUWorker implements Runnable {
       //if (HASHDATADISPLAY_EXTERNAL.equals(displayStyle)) {
       URL hashDataURL = params.getURLParameter(BKUApplet.HASHDATA_URL, sessionId);
       log.debug("register SignRequestHandler for HashDataURL " + hashDataURL);
-      addRequestHandler(SignRequest.class, new ExternalDisplaySignRequestHandler(ctx, hashDataURL));
+      addRequestHandler(SignRequest.class, new ExternalDisplaySignRequestHandler(hashDataURL)); //
     }
   }
 }
diff --git a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/AppletHelpListener.java b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/AppletHelpListener.java
index 4040431f..743dc7ef 100644
--- a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/AppletHelpListener.java
+++ b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/AppletHelpListener.java
@@ -18,30 +18,45 @@
 package at.gv.egiz.bku.online.applet;
 
 import at.gv.egiz.bku.gui.AbstractHelpListener;
-import java.applet.AppletContext;
+import java.awt.Desktop;
 import java.net.URL;
 import java.util.Locale;
 
 /**
- *
+ * Now uses java.awt.Desktop, which deprecates 
+ * the distinction between local and applet help listener
+ * TODO: integrate in AbstractHelpListener
+ * 
+ * @deprecated 
  * @author clemens
  */
 public class AppletHelpListener extends AbstractHelpListener {
 
-  protected AppletContext ctx;
+//  protected AppletContext ctx;
+  protected Desktop desktop;
 
-  public AppletHelpListener(AppletContext ctx, URL helpURL, Locale locale) {
+  public AppletHelpListener(URL helpURL, Locale locale) {
     super(helpURL, locale);
-    if (ctx == null) {
-      throw new RuntimeException("no applet context provided");
+//    if (ctx == null) {
+//      throw new RuntimeException("no applet context provided");
+//    }
+//    this.ctx = ctx;
+    if (Desktop.isDesktopSupported()) {
+      this.desktop = Desktop.getDesktop();
     }
-    this.ctx = ctx;
   }
 
   @Override
   public void showDocument(URL helpDocument) throws Exception {
-    ctx.showDocument(helpDocument, "_blank");
+//    ctx.showDocument(helpDocument, "_blank");
+    if (desktop == null) {
+      log.error("Failed to open default browser: Desktop API not available (libgnome installed?)");
+    } else {
+      if (!desktop.isSupported(Desktop.Action.BROWSE)) {
+        log.error("Failed to open default browser: The system provides the Desktop API, but does not support the BROWSE action");
+      } else {
+        Desktop.getDesktop().browse(helpDocument.toURI());
+      }
+    }
   }
-
-  
 }
diff --git a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/BKUApplet.java b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/BKUApplet.java
index 4eab7e89..482273b0 100644
--- a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/BKUApplet.java
+++ b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/BKUApplet.java
@@ -16,14 +16,10 @@
  */
 package at.gv.egiz.bku.online.applet;
 
-import at.gv.egiz.bku.smccstal.AbstractBKUWorker;
 import java.net.MalformedURLException;
 import java.net.URL;
 import java.util.Locale;
-import java.util.ResourceBundle;
 
-import java.util.logging.Level;
-import java.util.logging.Logger;
 import javax.net.ssl.HttpsURLConnection;
 import javax.swing.JApplet;
 
@@ -105,7 +101,7 @@ public class BKUApplet extends JApplet implements AppletParameterProvider {
     log.debug("setting locale to " + getLocale());
 
     BKUGUIFacade gui = BKUGUIFactory.createGUI(guiStyle);
-    AppletHelpListener helpListener = new AppletHelpListener(getAppletContext(), helpURL, getLocale());
+    AppletHelpListener helpListener = new AppletHelpListener(helpURL, getLocale()); //getAppletContext(),
     gui.init(getContentPane(), getLocale(), backgroundImgURL, helpListener);
 
     worker = new AppletBKUWorker(gui, getAppletContext(), this);
diff --git a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/ExternalDisplaySignRequestHandler.java b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/ExternalDisplaySignRequestHandler.java
index 2c9fde71..e4567a6c 100644
--- a/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/ExternalDisplaySignRequestHandler.java
+++ b/BKUApplet/src/main/java/at/gv/egiz/bku/online/applet/ExternalDisplaySignRequestHandler.java
@@ -17,7 +17,6 @@
 
 package at.gv.egiz.bku.online.applet;
 
-import java.applet.AppletContext;
 import java.net.URL;
 import java.util.List;
 
@@ -26,28 +25,42 @@ import org.apache.commons.logging.LogFactory;
 
 import at.gv.egiz.bku.smccstal.SignRequestHandler;
 import at.gv.egiz.stal.signedinfo.ReferenceType;
+import java.awt.Desktop;
 
 /**
  *
- * @author clemens
+ * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at>
  */
 public class ExternalDisplaySignRequestHandler extends SignRequestHandler {
 
   private static final Log log = LogFactory.getLog(ExternalDisplaySignRequestHandler.class);
   
-  AppletContext ctx;
-  URL hashDataURL;
+//  AppletContext ctx;
+  protected URL hashDataURL;
+  protected Desktop desktop;
 
-  public ExternalDisplaySignRequestHandler(AppletContext ctx, URL hashDataURL) {
-    this.ctx = ctx;
+  public ExternalDisplaySignRequestHandler(URL hashDataURL) {
+//    this.ctx = ctx;
     this.hashDataURL = hashDataURL;
+    if (Desktop.isDesktopSupported()) {
+      desktop = Desktop.getDesktop();
+    }
   }
 
   @Override
   public void displayHashDataInputs(List<ReferenceType> signedReferences) throws Exception {
     //TODO pass reference Id's to servlet (TODO servlet)
     log.debug("displaying hashdata inputs at " + hashDataURL);
-    ctx.showDocument(hashDataURL, "_blank");
+//    ctx.showDocument(hashDataURL, "_blank");
+    if (desktop == null) {
+      log.error("Failed to open default browser: Desktop API not available (libgnome installed?)");
+    } else {
+      if (!desktop.isSupported(Desktop.Action.BROWSE)) {
+        log.error("Failed to open default browser: The system provides the Desktop API, but does not support the BROWSE action");
+      } else {
+        Desktop.getDesktop().browse(hashDataURL.toURI());
+      }
+    }
   }
 
 }