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Bug 267941 - ClassCastException: com.sun.tools.javac.tree.JCTree$JCLambda cannot be cast to com.sun.source.tree.StatementTree
Summary: ClassCastException: com.sun.tools.javac.tree.JCTree$JCLambda cannot be cast t...
Status: RESOLVED FIXED
Alias: None
Product: debugger
Classification: Unclassified
Component: Java (show other bugs)
Version: 8.2
Hardware: All All
: P1 normal (vote)
Assignee: Martin Entlicher
URL:
Keywords: 82_HR_FIX
Depends on:
Blocks:
 
Reported: 2016-09-08 10:52 UTC by Vladimir Voskresensky
Modified: 2016-09-16 15:41 UTC (History)
0 users

See Also:
Issue Type: DEFECT
Exception Reporter: 226142

Attachments
stacktrace (3.04 KB, text/plain)
2016-09-08 10:52 UTC, Vladimir Voskresensky 		Details
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Description Vladimir Voskresensky 2016-09-08 10:52:45 UTC 
Build: NetBeans IDE Dev (Build 20160905-d011a8fc67ce)
VM: Java HotSpot(TM) 64-Bit Server VM, 25.92-b14, Java(TM) SE Runtime Environment, 1.8.0_92-b14
OS: SunOS

User Comments:
vv159170: switched to debugger Variables view




Stacktrace: 
java.lang.ClassCastException: com.sun.tools.javac.tree.JCTree$JCLambda cannot be cast to com.sun.source.tree.StatementTree
   at org.netbeans.modules.debugger.jpda.projects.IntroduceClass.getStatements(IntroduceClass.java:254)
   at org.netbeans.modules.debugger.jpda.projects.IntroduceClass.computeIntroduceMethod(IntroduceClass.java:112)
   at org.netbeans.modules.debugger.jpda.projects.CodeSnippetCompiler.compileToClass(CodeSnippetCompiler.java:76)
   at org.netbeans.modules.debugger.jpda.projects.PreferredCCParser.interpretOrCompileCode(PreferredCCParser.java:527)
   at org.netbeans.modules.debugger.jpda.projects.EditorContextSupport.interpretOrCompileCode(EditorContextSupport.java:1452)
   at org.netbeans.modules.debugger.jpda.projectsui.EditorContextImpl.interpretOrCompileCode(EditorContextImpl.java:860)
Comment 1 Vladimir Voskresensky 2016-09-08 10:52:47 UTC 
Created attachment 161967 [details]
stacktrace
Comment 2 Martin Entlicher 2016-09-13 12:01:22 UTC 
Reproduced.
Comment 3 Martin Entlicher 2016-09-13 16:42:05 UTC 
This, together with issue #267994, should be fixed into 8.2 so that we do not get exceptions during lambda evaluations.
Comment 4 Martin Entlicher 2016-09-13 16:45:29 UTC 
Fixed by changeset:   300697:67f31e5c2c2a
http://hg.netbeans.org/core-main/rev/67f31e5c2c2a
Comment 5 Martin Entlicher 2016-09-13 16:46:04 UTC 
Please verify so that we can back-port to 8.2. Thanks.
Comment 6 Quality Engineering 2016-09-15 02:05:15 UTC 
Integrated into 'main-silver', will be available in build *201609150002* on http://bits.netbeans.org/dev/nightly/ (upload may still be in progress)

Changeset: http://hg.netbeans.org/main-silver/rev/67f31e5c2c2a
User: mentlicher@netbeans.org
Log: #267941, #267994: Make lambda evaluations more robust.
Comment 7 Vladimir Voskresensky 2016-09-16 12:38:33 UTC 
I don't remember exact steps, but fast checks doesn't reproduce the problem.
Comment 8 Jiri Kovalsky 2016-09-16 15:28:10 UTC 
Integration to release82 branch approved. Martine, please merge the fix. Thanks.
Comment 9 Martin Entlicher 2016-09-16 15:41:10 UTC 
Thanks for the check Vladimir and for the approval, Jirko.
The backport is there:
http://hg.netbeans.org/releases/rev/8691116b10cf