[jbosstools-issues] [JBoss JIRA] (JBIDE-17433) Null pointer exception in Freemarker IDE when empty macro name typed
Jiri Peterka (JIRA)
issues at jboss.org
Mon Jul 7 04:52:26 EDT 2014
[ https://issues.jboss.org/browse/JBIDE-17433?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jiri Peterka closed JBIDE-17433.
--------------------------------
Verified with JBDS 8.0.0.Beta3, GNU/Linux x86_64
> Null pointer exception in Freemarker IDE when empty macro name typed
> --------------------------------------------------------------------
>
> Key: JBIDE-17433
> URL: https://issues.jboss.org/browse/JBIDE-17433
> Project: Tools (JBoss Tools)
> Issue Type: Bug
> Components: freemarker
> Environment: Windows x86, Eclipse Kepler (seems that issue doesn't depend on environment)
> Reporter: Tagir Valeev
> Assignee: Jiri Peterka
> Fix For: 4.2.0.Beta3
>
>
> NullPointerException occurs
> {code}java.lang.NullPointerException
> at org.jboss.ide.eclipse.freemarker.model.MacroDirective.compareTo(MacroDirective.java:128)
> at java.util.ComparableTimSort.countRunAndMakeAscending(Unknown Source)
> at java.util.ComparableTimSort.sort(Unknown Source)
> at java.util.ComparableTimSort.sort(Unknown Source)
> at java.util.Arrays.sort(Unknown Source)
> at java.util.Collections.sort(Unknown Source)
> at org.jboss.ide.eclipse.freemarker.model.ItemSet.parse(ItemSet.java:169)
> at org.jboss.ide.eclipse.freemarker.model.ItemSet.<init>(ItemSet.java:64)
> at org.jboss.ide.eclipse.freemarker.editor.Editor.getItemSet(Editor.java:277)
> at org.jboss.ide.eclipse.freemarker.editor.Editor.getSelectedItem(Editor.java:249)
> at org.jboss.ide.eclipse.freemarker.editor.Editor.keyReleased(Editor.java:374)
> at org.eclipse.swt.widgets.TypedListener.handleEvent(TypedListener.java:174)
> at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:84)
> at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1057)
> at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1081)
> at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1066)
> at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1108)
> at org.eclipse.swt.widgets.Widget.sendKeyEvent(Widget.java:1104)
> at org.eclipse.swt.widgets.Widget.wmKeyUp(Widget.java:1927)
> at org.eclipse.swt.widgets.Control.WM_KEYUP(Control.java:4979)
> at org.eclipse.swt.widgets.Control.windowProc(Control.java:4644)
> at org.eclipse.swt.widgets.Canvas.windowProc(Canvas.java:340)
> at org.eclipse.swt.widgets.Display.windowProc(Display.java:4990)
> at org.eclipse.swt.internal.win32.OS.DispatchMessageW(Native Method)
> at org.eclipse.swt.internal.win32.OS.DispatchMessage(OS.java:2549)
> at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3757)
> at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$9.run(PartRenderingEngine.java:1113)
> at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
> at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:997)
> at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:138)
> at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:610)
> at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:332)
> at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:567)
> at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
> at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:124)
> at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
> at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:110)
> at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:79)
> at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:354)
> at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:181)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
> at java.lang.reflect.Method.invoke(Unknown Source)
> at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:636)
> at org.eclipse.equinox.launcher.Main.basicRun(Main.java:591)
> at org.eclipse.equinox.launcher.Main.run(Main.java:1450)
> {code}
> when editing FTL file in Freemarker IDE due to problem in compareTo function in org.jboss.ide.eclipse.freemarker.model.MacroDirective. Proposed fix:
> {noformat}
> public int compareTo(Object arg0) {
> - if (arg0 instanceof MacroDirective)
> - return (getName().compareTo(((MacroDirective) arg0).getName()));
> + if (arg0 instanceof MacroDirective) {
> + String name = getName();
> + String otherName = ((MacroDirective) arg0).getName();
> + if(null == name)
> + name = "";
> + if(null == otherName)
> + otherName = "";
> + return (name.compareTo(otherName));
> + }
> else
> return 0;
> }
> {noformat}
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