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Bug 241302

Summary:	OutOfMemoryError: Java heap space
Product:	editor	Reporter:	ragnar
Component:	Lexer	Assignee:	Miloslav Metelka <mmetelka>
Status:	NEW ---
Severity:	normal	CC:	allisoncTimeless
Priority:	P3
Version:	8.0
Hardware:	All
OS:	All
Issue Type:	DEFECT	Exception Reporter:	207216
Attachments:	stacktrace

Description ragnar 2014-02-03 07:34:29 UTC

Build: NetBeans IDE 8.0 Beta (Build 201401141042)
VM: Java HotSpot(TM) 64-Bit Server VM, 23.6-b04, Java(TM) SE Runtime Environment, 1.7.0_10-b18
OS: Windows 7

User Comments:
ragnar: netbeans has frozen and used 100% cpu...




Stacktrace: 
java.lang.OutOfMemoryError: Java heap space
   at java.util.prefs.AbstractPreferences.addPreferenceChangeListener(AbstractPreferences.java:1039)
   at org.netbeans.modules.masterfs.GlobalVisibilityQueryImpl.getIgnoredFiles(GlobalVisibilityQueryImpl.java:132)
   at org.netbeans.modules.masterfs.GlobalVisibilityQueryImpl.getIgnoreFilesPattern(GlobalVisibilityQueryImpl.java:123)
   at org.netbeans.modules.masterfs.GlobalVisibilityQueryImpl.isVisible(GlobalVisibilityQueryImpl.java:101)
   at org.netbeans.modules.masterfs.GlobalVisibilityQueryImpl.isVisible(GlobalVisibilityQueryImpl.java:92)
   at org.netbeans.api.queries.VisibilityQuery.isVisible(VisibilityQuery.java:104)

Comment 1 ragnar 2014-02-03 07:34:31 UTC

Created attachment 144702 [details]
stacktrace

Comment 2 Jaroslav Havlin 2014-02-03 09:39:19 UTC

Class org.netbeans.lib.lexer.EmbeddedTokenList has 1.4 million instances, their retained size is 509 MB.
Reassigning to editor/Lexer. Please evaluate it, thank you.