[kepler-dev] [Bug 4953] Remote Components category sticks around sometimes

[bugzilla-daemon at ecoinformatics.org]

http://bugzilla.ecoinformatics.org/show_bug.cgi?id=4953

--- Comment #6 from Derik Barseghian <barseghian at nceas.ucsb.edu> 2012-09-11 23:03:29 PDT ---
Currently if I search the kepler library for "grow", right-click download the
growingDegreeDays.kar, then click the Cancel button to clear my search, the
entire tree disappears. If I attempt the search the empty tree again for
"grow", I get an NPE:


java.lang.NullPointerException
    at
org.kepler.objectmanager.repository.EcogridRepositoryLibrarySearcher.search(EcogridRepositoryLibrarySearcher.java:205)
    at
org.kepler.gui.SimpleLibrarySearcher.search(SimpleLibrarySearcher.java:211)
    at
org.kepler.gui.ComponentLibraryTab$SearchButtonActionHandler.actionPerformed(ComponentLibraryTab.java:480)
    at
org.kepler.gui.SimpleSearchUIPane$1.actionPerformed(SimpleSearchUIPane.java:91)
    at javax.swing.JTextField.fireActionPerformed(JTextField.java:492)
    at javax.swing.JTextField.postActionEvent(JTextField.java:705)
    at javax.swing.JTextField$NotifyAction.actionPerformed(JTextField.java:820)
    at javax.swing.SwingUtilities.notifyAction(SwingUtilities.java:1645)
    at javax.swing.JComponent.processKeyBinding(JComponent.java:2851)
    at javax.swing.JComponent.processKeyBindings(JComponent.java:2886)
    at javax.swing.JComponent.processKeyEvent(JComponent.java:2814)
    at java.awt.Component.processEvent(Component.java:6152)
    at java.awt.Container.processEvent(Container.java:2083)
    at java.awt.Component.dispatchEventImpl(Component.java:4737)
    at java.awt.Container.dispatchEventImpl(Container.java:2141)
    at java.awt.Component.dispatchEvent(Component.java:4565)
    at
java.awt.KeyboardFocusManager.redispatchEvent(KeyboardFocusManager.java:1836)
    at
java.awt.DefaultKeyboardFocusManager.dispatchKeyEvent(DefaultKeyboardFocusManager.java:712)
    at
java.awt.DefaultKeyboardFocusManager.preDispatchKeyEvent(DefaultKeyboardFocusManager.java:990)
    at
java.awt.DefaultKeyboardFocusManager.typeAheadAssertions(DefaultKeyboardFocusManager.java:855)
    at
java.awt.DefaultKeyboardFocusManager.dispatchEvent(DefaultKeyboardFocusManager.java:676)
    at java.awt.Component.dispatchEventImpl(Component.java:4609)
    at java.awt.Container.dispatchEventImpl(Container.java:2141)
    at java.awt.Window.dispatchEventImpl(Window.java:2482)
    at java.awt.Component.dispatchEvent(Component.java:4565)
    at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:684)
    at java.awt.EventQueue.access$000(EventQueue.java:85)
    at java.awt.EventQueue$1.run(EventQueue.java:643)
    at java.awt.EventQueue$1.run(EventQueue.java:641)
    at java.security.AccessController.doPrivileged(Native Method)
    at
java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
    at
java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:98)
    at java.awt.EventQueue$2.run(EventQueue.java:657)
    at java.awt.EventQueue$2.run(EventQueue.java:655)
    at java.security.AccessController.doPrivileged(Native Method)
    at
java.security.AccessControlContext$1.doIntersectionPrivilege(AccessControlContext.java:87)
    at java.awt.EventQueue.dispatchEvent(EventQueue.java:654)
    at
java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:296)
    at
java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:211)
    at
java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:201)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:196)
    at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:188)
    at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)

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