Bug 327360

Description Michael Clay 2010-10-08 14:47:20 EDT

steps:

1. create example xtext project
2. open MyDsl.xtext
3. enable outlineview
4. expand root node
5. import model

'|' denotes the cursor position

grammar org.xtext.example.mydsl.MyDsl with org.eclipse.xtext.common.Terminals
i|
generate myDsl "http://www.xtext.org/example/mydsl/MyDsl"
Model:
	greetings+=Greeting*;
Greeting:
	'Hello' name=ID '!';

 
java.lang.NullPointerException
	at org.eclipse.xtext.xtext.ui.editor.outline.XtextOutlineTreeProvider.getReturnTypeText(XtextOutlineTreeProvider.java:63)
	at org.eclipse.xtext.xtext.ui.editor.outline.XtextOutlineTreeProvider.doCreateNode(XtextOutlineTreeProvider.java:95)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.eclipse.xtext.util.PolymorphicDispatcher.invoke(PolymorphicDispatcher.java:272)
	at org.eclipse.xtext.ui.editor.outline.impl.DefaultOutlineTreeProvider.createNode(DefaultOutlineTreeProvider.java:104)
	at org.eclipse.xtext.xtext.ui.editor.outline.XtextOutlineTreeProvider.doCreateChildren(XtextOutlineTreeProvider.java:103)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.eclipse.xtext.util.PolymorphicDispatcher.invoke(PolymorphicDispatcher.java:272)
	at org.eclipse.xtext.ui.editor.outline.impl.DefaultOutlineTreeProvider.createChildren(DefaultOutlineTreeProvider.java:77)
	at org.eclipse.xtext.ui.editor.outline.impl.AbstractOutlineNode$1.process(AbstractOutlineNode.java:80)
	at org.eclipse.xtext.ui.editor.outline.impl.AbstractOutlineNode$1.process(AbstractOutlineNode.java:1)
	at org.eclipse.xtext.util.concurrent.IUnitOfWork$Void.exec(IUnitOfWork.java:36)
	at org.eclipse.xtext.ui.editor.outline.impl.AbstractOutlineNode$2.exec(AbstractOutlineNode.java:161)
	at org.eclipse.xtext.ui.editor.outline.impl.AbstractOutlineNode$2.exec(AbstractOutlineNode.java:1)
	at org.eclipse.xtext.util.concurrent.IStateAccess$AbstractImpl.readOnly(IStateAccess.java:40)
	at org.eclipse.xtext.ui.editor.model.XtextDocument.readOnly(XtextDocument.java:83)
	at org.eclipse.xtext.ui.editor.outline.impl.AbstractOutlineNode.readOnly(AbstractOutlineNode.java:158)
	at org.eclipse.xtext.ui.editor.outline.impl.AbstractOutlineNode.getChildren(AbstractOutlineNode.java:77)
	at org.eclipse.xtext.ui.editor.outline.impl.OutlineRefreshJob.restoreChildrenSelectionAndExpansion(OutlineRefreshJob.java:68)
	at org.eclipse.xtext.ui.editor.outline.impl.OutlineRefreshJob.restoreChildrenSelectionAndExpansion(OutlineRefreshJob.java:71)
	at org.eclipse.xtext.ui.editor.outline.impl.OutlineRefreshJob$1.exec(OutlineRefreshJob.java:60)
	at org.eclipse.xtext.ui.editor.outline.impl.OutlineRefreshJob$1.exec(OutlineRefreshJob.java:1)
	at org.eclipse.xtext.util.concurrent.IStateAccess$AbstractImpl.readOnly(IStateAccess.java:40)
	at org.eclipse.xtext.ui.editor.model.XtextDocument.readOnly(XtextDocument.java:83)
	at org.eclipse.xtext.ui.editor.outline.impl.OutlineRefreshJob.refreshOutlineModel(OutlineRefreshJob.java:57)
	at org.eclipse.xtext.ui.editor.outline.impl.OutlineRefreshJob.run(OutlineRefreshJob.java:46)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)