[DrJava] [ drjava-Bugs-2033275 ] You work it out ..

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Bugs item #2033275, was opened at 2008-07-30 23:55
Message generated for change (Tracker Item Submitted) made by Item Submitter
You can respond by visiting: 
https://sourceforge.net/tracker/?func=detail&atid=438935&aid=2033275&group_id=44253

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Category: None
Group: None
Status: Open
Resolution: None
Priority: 5
Private: No
Submitted By: Nobody/Anonymous (nobody)
Assigned to: Nobody/Anonymous (nobody)
Summary: You work it out .. 

Initial Comment:
edu.rice.cs.util.UnexpectedException: java.lang.NullPointerException
	at edu.rice.cs.drjava.model.AbstractGlobalModel.setActiveDocument(AbstractGlobalModel.java:4247)
	at edu.rice.cs.drjava.ui.MainFrame._save(MainFrame.java:3819)
	at edu.rice.cs.drjava.ui.MainFrame.access$2400(MainFrame.java:106)
	at edu.rice.cs.drjava.ui.MainFrame$26.actionPerformed(MainFrame.java:522)
	at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
	at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
	at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
	at java.awt.Component.processMouseEvent(Unknown Source)
	at javax.swing.JComponent.processMouseEvent(Unknown Source)
	at java.awt.Component.processEvent(Unknown Source)
	at java.awt.Container.processEvent(Unknown Source)
	at java.awt.Component.dispatchEventImpl(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Window.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.run(Unknown Source)
Caused by: java.lang.NullPointerException
	at javax.swing.filechooser.FileSystemView.getParentDirectory(Unknown Source)
	at javax.swing.JFileChooser.setCurrentDirectory(Unknown Source)
	at edu.rice.cs.drjava.ui.MainFrame$132.setCurrentDirectory(MainFrame.java:2666)
	at edu.rice.cs.drjava.ui.MainFrame._setCurrentDirectory(MainFrame.java:6259)
	at edu.rice.cs.drjava.ui.MainFrame._setCurrentDirectory(MainFrame.java:6272)
	at edu.rice.cs.drjava.ui.MainFrame.access$13900(MainFrame.java:106)
	at edu.rice.cs.drjava.ui.MainFrame$ModelListener$7.run(MainFrame.java:6835)
	at edu.rice.cs.util.swing.Utilities.invokeLater(Utilities.java:59)
	at edu.rice.cs.drjava.ui.MainFrame$ModelListener.activeDocumentChanged(MainFrame.java:6819)
	at edu.rice.cs.drjava.model.GlobalEventNotifier.activeDocumentChanged(GlobalEventNotifier.java:283)
	at edu.rice.cs.drjava.model.AbstractGlobalModel.refreshActiveDocument(AbstractGlobalModel.java:4330)
	at edu.rice.cs.drjava.model.AbstractGlobalModel._setActiveDoc(AbstractGlobalModel.java:4320)
	at edu.rice.cs.drjava.model.AbstractGlobalModel.access$000(AbstractGlobalModel.java:161)
	at edu.rice.cs.drjava.model.AbstractGlobalModel$2.itemCase(AbstractGlobalModel.java:369)
	at edu.rice.cs.drjava.model.AbstractGlobalModel$2.itemCase(AbstractGlobalModel.java:392)
	at edu.rice.cs.util.docnavigation.JListNavigator$1$1$2.execute(JListNavigator.java:109)
	at edu.rice.cs.drjava.model.AbstractGlobalModel$3.gainedSelection(AbstractGlobalModel.java:397)
	at edu.rice.cs.util.docnavigation.JListNavigator$1$1.run(JListNavigator.java:113)
	at edu.rice.cs.util.swing.Utilities.invokeLater(Utilities.java:59)
	at edu.rice.cs.util.docnavigation.JListNavigator$1.valueChanged(JListNavigator.java:98)
	at javax.swing.JList.fireSelectionValueChanged(Unknown Source)
	at javax.swing.JList$ListSelectionHandler.valueChanged(Unknown Source)
	at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
	at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
	at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
	at javax.swing.DefaultListSelectionModel.changeSelection(Unknown Source)
	at javax.swing.DefaultListSelectionModel.changeSelection(Unknown Source)
	at javax.swing.DefaultListSelectionModel.setSelectionInterval(Unknown Source)
	at javax.swing.JList.setSelectedIndex(Unknown Source)
	at javax.swing.JList.setSelectedValue(Unknown Source)
	at edu.rice.cs.util.docnavigation.JListNavigator.setActiveDoc(JListNavigator.java:232)
	at edu.rice.cs.drjava.model.AbstractGlobalModel$20.run(AbstractGlobalModel.java:4243)
	at edu.rice.cs.util.swing.Utilities.invokeAndWait(Utilities.java:67)
	at edu.rice.cs.drjava.model.AbstractGlobalModel.setActiveDocument(AbstractGlobalModel.java:4238)
	... 29 more

Caused by:
java.lang.NullPointerException
	at javax.swing.filechooser.FileSystemView.getParentDirectory(Unknown Source)
	at javax.swing.JFileChooser.setCurrentDirectory(Unknown Source)
	at edu.rice.cs.drjava.ui.MainFrame$132.setCurrentDirectory(MainFrame.java:2666)
	at edu.rice.cs.drjava.ui.MainFrame._setCurrentDirectory(MainFrame.java:6259)
	at edu.rice.cs.drjava.ui.MainFrame._setCurrentDirectory(MainFrame.java:6272)
	at edu.rice.cs.drjava.ui.MainFrame.access$13900(MainFrame.java:106)
	at edu.rice.cs.drjava.ui.MainFrame$ModelListener$7.run(MainFrame.java:6835)
	at edu.rice.cs.util.swing.Utilities.invokeLater(Utilities.java:59)
	at edu.rice.cs.drjava.ui.MainFrame$ModelListener.activeDocumentChanged(MainFrame.java:6819)
	at edu.rice.cs.drjava.model.GlobalEventNotifier.activeDocumentChanged(GlobalEventNotifier.java:283)
	at edu.rice.cs.drjava.model.AbstractGlobalModel.refreshActiveDocument(AbstractGlobalModel.java:4330)
	at edu.rice.cs.drjava.model.AbstractGlobalModel._setActiveDoc(AbstractGlobalModel.java:4320)
	at edu.rice.cs.drjava.model.AbstractGlobalModel.access$000(AbstractGlobalModel.java:161)
	at edu.rice.cs.drjava.model.AbstractGlobalModel$2.itemCase(AbstractGlobalModel.java:369)
	at edu.rice.cs.drjava.model.AbstractGlobalModel$2.itemCase(AbstractGlobalModel.java:392)
	at edu.rice.cs.util.docnavigation.JListNavigator$1$1$2.execute(JListNavigator.java:109)
	at edu.rice.cs.drjava.model.AbstractGlobalModel$3.gainedSelection(AbstractGlobalModel.java:397)
	at edu.rice.cs.util.docnavigation.JListNavigator$1$1.run(JListNavigator.java:113)
	at edu.rice.cs.util.swing.Utilities.invokeLater(Utilities.java:59)
	at edu.rice.cs.util.docnavigation.JListNavigator$1.valueChanged(JListNavigator.java:98)
	at javax.swing.JList.fireSelectionValueChanged(Unknown Source)
	at javax.swing.JList$ListSelectionHandler.valueChanged(Unknown Source)
	at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
	at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
	at javax.swing.DefaultListSelectionModel.fireValueChanged(Unknown Source)
	at javax.swing.DefaultListSelectionModel.changeSelection(Unknown Source)
	at javax.swing.DefaultListSelectionModel.changeSelection(Unknown Source)
	at javax.swing.DefaultListSelectionModel.setSelectionInterval(Unknown Source)
	at javax.swing.JList.setSelectedIndex(Unknown Source)
	at javax.swing.JList.setSelectedValue(Unknown Source)
	at edu.rice.cs.util.docnavigation.JListNavigator.setActiveDoc(JListNavigator.java:232)
	at edu.rice.cs.drjava.model.AbstractGlobalModel$20.run(AbstractGlobalModel.java:4243)
	at edu.rice.cs.util.swing.Utilities.invokeAndWait(Utilities.java:67)
	at edu.rice.cs.drjava.model.AbstractGlobalModel.setActiveDocument(AbstractGlobalModel.java:4238)
	at edu.rice.cs.drjava.ui.MainFrame._save(MainFrame.java:3819)
	at edu.rice.cs.drjava.ui.MainFrame.access$2400(MainFrame.java:106)
	at edu.rice.cs.drjava.ui.MainFrame$26.actionPerformed(MainFrame.java:522)
	at javax.swing.AbstractButton.fireActionPerformed(Unknown Source)
	at javax.swing.AbstractButton$Handler.actionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.fireActionPerformed(Unknown Source)
	at javax.swing.DefaultButtonModel.setPressed(Unknown Source)
	at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(Unknown Source)
	at java.awt.AWTEventMulticaster.mouseReleased(Unknown Source)
	at java.awt.Component.processMouseEvent(Unknown Source)
	at javax.swing.JComponent.processMouseEvent(Unknown Source)
	at java.awt.Component.processEvent(Unknown Source)
	at java.awt.Container.processEvent(Unknown Source)
	at java.awt.Component.dispatchEventImpl(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.LightweightDispatcher.retargetMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.processMouseEvent(Unknown Source)
	at java.awt.LightweightDispatcher.dispatchEvent(Unknown Source)
	at java.awt.Container.dispatchEventImpl(Unknown Source)
	at java.awt.Window.dispatchEventImpl(Unknown Source)
	at java.awt.Component.dispatchEvent(Unknown Source)
	at java.awt.EventQueue.dispatchEvent(Unknown Source)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForFilter(Unknown Source)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.pumpEvents(Unknown Source)
	at java.awt.EventDispatchThread.run(Unknown Source)

System Properties:
DrJava Version 20070130-2255
java.runtime.name = Java(TM) SE Runtime Environment
sun.boot.library.path = C:\Program Files\Java\jre1.6.0_03\bin
java.vm.version = 1.6.0_03-b05
java.vm.vendor = Sun Microsystems Inc.
java.vendor.url = http://java.sun.com/
path.separator = ;
java.vm.name = Java HotSpot(TM) Client VM
file.encoding.pkg = sun.io
sun.java.launcher = SUN_STANDARD
user.country = NZ
sun.os.patch.level = Service Pack 2
java.vm.specification.name = Java Virtual Machine Specification
user.dir = <anonymized user.dir>
java.runtime.version = 1.6.0_03-b05
java.awt.graphicsenv = sun.awt.Win32GraphicsEnvironment
java.endorsed.dirs = C:\Program Files\Java\jre1.6.0_03\lib\endorsed
os.arch = x86
java.io.tmpdir = C:\DOCUME~1\<anonymized user.name>\LOCALS~1\Temp\
line.separator = "\u000d\u000a"
java.vm.specification.vendor = Sun Microsystems Inc.
user.variant = 
os.name = Windows XP
sun.jnu.encoding = Cp1252
java.library.path = C:\Program Files\Java\jre1.6.0_03\bin;.;C:\WINDOWS\Sun\Java\bin;<anonymized user.dir>;C:\WINDOWS;<anonymized user.dir>;C:\WINDOWS;C:\WINDOWS\System32\Wbem;<anonymized user.dir>\nls;<anonymized user.dir>\nls\ENGLISH;C:\Program Files\Novell\ZENworks\;C:\Program Files\java\jdk1.6.0_02\BIN;C:\progra~1\oraxp\bin;C:\progra~1\oraxp\jdk\jre\bin\classic;C:\progra~1\oraxp\jdk\jre\bin;C:\progra~1\oraxp\jlib;C:\program files\Oracle\jre\1.1.8\bin;C:\program files\Oracle\jre\1.3.1\bin;C:\program files\3dsmax5\backburner2\;C:\Program Files\Common Files\Autodesk Shared\;C:\Program Files\Rational\common;C:\Program Files\Jade60\BIN;C:\Program Files\Microsoft SQL Server\90\Tools\binn\;Z:.
java.specification.name = Java Platform API Specification
java.class.version = 50.0
sun.management.compiler = HotSpot Client Compiler
os.version = 5.1
user.home = <anonymized user.home>
user.timezone = Pacific/Auckland
java.awt.printerjob = sun.awt.windows.WPrinterJob
file.encoding = Cp1252
java.specification.version = 1.6
java.class.path = C:\Program Files\DRJava\drjava-stable-20070130-2255.exe;C:\Program Files\Java\jdk1.6.0_02\lib\tools.jar
user.name = <anonymized user.name>
java.vm.specification.version = 1.0
java.home = C:\Program Files\Java\jre1.6.0_03
sun.arch.data.model = 32
user.language = en
java.specification.vendor = Sun Microsystems Inc.
awt.toolkit = sun.awt.windows.WToolkit
java.vm.info = mixed mode, sharing
java.version = 1.6.0_03
java.ext.dirs = C:\Program Files\Java\jre1.6.0_03\lib\ext;C:\WINDOWS\Sun\Java\lib\ext
sun.boot.class.path = C:\Program Files\Java\jre1.6.0_03\lib\resources.jar;C:\Program Files\Java\jre1.6.0_03\lib\rt.jar;C:\Program Files\Java\jre1.6.0_03\lib\sunrsasign.jar;C:\Program Files\Java\jre1.6.0_03\lib\jsse.jar;C:\Program Files\Java\jre1.6.0_03\lib\jce.jar;C:\Program Files\Java\jre1.6.0_03\lib\charsets.jar;C:\Program Files\Java\jre1.6.0_03\classes
java.vendor = Sun Microsystems Inc.
file.separator = \
java.vendor.url.bug = http://java.sun.com/cgi-bin/bugreport.cgi
sun.io.unicode.encoding = UnicodeLittle
sun.cpu.endian = little
java.rmi.server.hostname = 127.0.0.1
sun.desktop = windows
sun.awt.exception.handler = edu.rice.cs.drjava.ui.DrJavaErrorHandler
sun.cpu.isalist = 

#DrJava configuration file
#Thu Jul 31 11:54:16 NZST 2008
key.delete.next = shift DELETE
key.delete.previous = shift BACK_SPACE
recent.files = [F:\\Test1.java]
window.x = 240
window.y = 162
last.dir = C:\\Documents and Settings\\<anonymized user.name>\\Desktop\\FruitTester.java
last.interactions.dir = C:\\Documents and Settings\\<anonymized user.name>\\Desktop

Used memory: about 13.36 megabytes
Free memory: about 6.49 megabytes
Total memory: about 19.85 megabytes
Total memory can expand to: about 127.06 megabytes

----------------------------------------------------------------------

You can respond by visiting: 
https://sourceforge.net/tracker/?func=detail&atid=438935&aid=2033275&group_id=44253

[DrJava] [ drjava-Bugs-2033275 ] You work it out ..

A lightweight programming environment for Java

[DrJava] [ drjava-Bugs-2033275 ] You work it out ..