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Bug 269480

Summary: Netbeans hangs on Lombok Annotation Processing
Product: java Reporter: deveth0
Component: SourceAssignee: Svata Dedic <sdedic>
Status: RESOLVED WONTFIX    
Severity: normal    
Priority: P3    
Version: 8.2   
Hardware: PC   
OS: Windows 10 x64   
Issue Type: DEFECT Exception Reporter:
Attachments: Dump

Description deveth0 2017-01-03 08:14:35 UTC
Created attachment 163326 [details]
Dump

Hi,

this seems to be a reproducible bug, at least I get it each time I tried:

If you mistype a Lombok Annotation (not sure with other annotations), you can get Netbeans to hang with full CPU usage on one core and multiple exceptions dumps in log file.


Works:
@Getter(onMethod = @__(@JsonValue))

Does not Work:
@Getter(onMethod = (@__@JsonValue))



Exception in Log-File:
java.lang.NullPointerException
  at lombok.javac.JavacAST.printMessage(JavacAST.java:420)
  at lombok.javac.JavacNode.addError(JavacNode.java:235)
  at lombok.javac.handlers.JavacHandlerUtil$1.setError(JavacHandlerUtil.java:286)
  at lombok.javac.HandlerLibrary.handleAnnotation(HandlerLibrary.java:244)
  at lombok.javac.JavacTransformer$AnnotationVisitor.visitAnnotationOnField(JavacTransformer.java:91)
  at lombok.javac.JavacNode.traverse(JavacNode.java:115)
  at lombok.javac.JavacAST.traverseChildren(JavacAST.java:143)
  at lombok.javac.JavacNode.traverse(JavacNode.java:80)
  at lombok.javac.JavacAST.traverseChildren(JavacAST.java:143)
  at lombok.javac.JavacNode.traverse(JavacNode.java:75)
  at lombok.javac.JavacAST.traverseChildren(JavacAST.java:143)
  at lombok.javac.JavacNode.traverse(JavacNode.java:70)
  at lombok.javac.JavacAST.traverse(JavacAST.java:139)
  at lombok.javac.JavacTransformer.transform(JavacTransformer.java:70)
  at lombok.javac.apt.LombokProcessor.process(LombokProcessor.java:250)
  at lombok.core.AnnotationProcessor$JavacDescriptor.process(AnnotationProcessor.java:114)
  at lombok.core.AnnotationProcessor.process(AnnotationProcessor.java:164)
  at lombok.launch.AnnotationProcessorHider$AnnotationProcessor.process(AnnotationProcessor.java:59)
Comment 1 Svata Dedic 2017-03-09 12:08:27 UTC
Will not handle for 8.2 release, niche userbase. 

I've tested with current dev build and it seems that Lombok has serious problems with bundled nbjavac / JDK9 implementation. NPEs, linkage errors etc.