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Bug 196065

Summary:	NullPointerException at java.util.HashMap$HashIterator.nextEntry
Product:	platform	Reporter:	FabianBlechschmidt
Component:	Filesystems	Assignee:	Jaroslav Tulach <jtulach>
Status:	RESOLVED FIXED
Severity:	normal	CC:	budgie67
Priority:	P3
Version:	6.x
Hardware:	All
OS:	All
Issue Type:	DEFECT	Exception Reporter:	177090
Attachments:	stacktrace

Description FabianBlechschmidt 2011-02-27 16:39:21 UTC

Build: NetBeans IDE Dev (Build 201102170501)
VM: Java HotSpot(TM) 64-Bit Server VM, 17.1-b03-307, Java(TM) SE Runtime Environment, 1.6.0_22-b04-307-9M3263
OS: Mac OS X

User Comments:
FabianBlechschmidt: Nothing.




Stacktrace: 
java.lang.NullPointerException
   at java.util.HashMap$HashIterator.nextEntry(HashMap.java:798)
   at java.util.HashMap$KeyIterator.next(HashMap.java:828)
   at java.util.AbstractCollection.addAll(AbstractCollection.java:305)
   at java.util.HashSet.<init>(HashSet.java:100)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.refreshImpl(FolderObj.java:403)
   at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.refresh(BaseFileObj.java:751)

Comment 1 FabianBlechschmidt 2011-02-27 16:39:25 UTC

Created attachment 106504 [details]
stacktrace

Comment 2 Jaroslav Tulach 2011-03-01 10:47:41 UTC

ergonomics#349064f8845d

Problem in synchronization. Nice catch!

Comment 3 Jaroslav Tulach 2011-03-01 10:49:08 UTC

*** Bug 196098 has been marked as a duplicate of this bug. ***

Comment 4 Quality Engineering 2011-03-02 07:00:18 UTC

Integrated into 'main-golden', will be available in build *201103020001* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)
Changeset: http://hg.netbeans.org/main/rev/349064f8845d
User: Jaroslav Tulach <jtulach@netbeans.org>
Log: #196065: Need to copy the HashSet inside synchronized block