[kepler-code] r28804 - trunk/modules/gui/src/org/kepler/gui/kar

[brooks at ecoinformatics.org]

Author: brooks
Date: 2011-10-17 10:48:30 -0700 (Mon, 17 Oct 2011)
New Revision: 28804

Modified:
   trunk/modules/gui/src/org/kepler/gui/kar/OpenArchiveAction.java
Log:
Print a message only once if the last directory cannot be found.


Modified: trunk/modules/gui/src/org/kepler/gui/kar/OpenArchiveAction.java
===================================================================
--- trunk/modules/gui/src/org/kepler/gui/kar/OpenArchiveAction.java	2011-10-17 14:03:43 UTC (rev 28803)
+++ trunk/modules/gui/src/org/kepler/gui/kar/OpenArchiveAction.java	2011-10-17 17:48:30 UTC (rev 28804)
@@ -39,6 +39,7 @@
 import ptolemy.actor.gui.Tableau;
 import ptolemy.actor.gui.TableauFrame;
 import ptolemy.gui.JFileChooserBugFix;
+import ptolemy.gui.MessageHandler;
 import ptolemy.kernel.util.InternalErrorException;
 import ptolemy.kernel.util.Nameable;
 import ptolemy.vergil.toolbox.FigureAction;
@@ -152,7 +153,23 @@
                 JFileChooser chooser = new JFileChooser();
                 if(_lastDirectoryUsed == null)
                 {
-                    _lastDirectoryUsed = LocalRepositoryManager.getInstance().getSaveRepository().getPath();
+                    try {
+                        LocalRepositoryManager repositoryManager = LocalRepositoryManager.getInstance();
+                        if (repositoryManager == null) {
+                            throw new InternalErrorException("Could not get instance from LocalRepositoryManager?");
+                        }
+                            File saveRepository = repositoryManager.getSaveRepository();
+                        if (saveRepository == null) {
+                            throw new InternalErrorException("Could not get the save repository from the LocalRepositoryManager \""
+                                    + repositoryManager + "\"?  Perhaps LocalRepositoryManager.setLocalSaveRepo() was not called?");
+                        }
+                        _lastDirectoryUsed = LocalRepositoryManager.getInstance().getSaveRepository().getPath();
+                    } catch (InternalErrorException ex) {
+                        if (!_printedFailedLastDirectoryMessage) {
+                            _printedFailedLastDirectoryMessage = true;
+                            MessageHandler.message("Failed to get the last directory opened:" + ex);
+                        }
+                    }
                 }
                 chooser.setCurrentDirectory(new File(_lastDirectoryUsed));
                 chooser.setFileFilter(filter);
@@ -339,4 +356,6 @@
     /** The directory for the last open. */
     private static String _lastDirectoryUsed = null;
 
-}
\ No newline at end of file
+    /** True if a message about failing to find last directory was printed. */
+    private static boolean _printedFailedLastDirectoryMessage = false;
+}