[NETBEANS-267] NullPointerException at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.visitMethodDef(JavacProcessingEnvironment.java:1648)

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Component/s: java - Source
• Assignee: Meghna Jayan
• Reporter: Daniel Trebbien
• Created: 11/Jan/18 19:33
• Updated: 08/Nov/22 03:48

Description

A NullPointerException occurs when opening the following erroneous Java source file:

package bugs;

public class Test {
    public enum E {
        A()
        {
        };

        private E()
    }
}

Full stack trace:

java.lang.NullPointerException
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.visitMethodDef(JavacProcessingEnvironment.java:1648)
	at com.sun.tools.javac.tree.JCTree$JCMethodDecl.accept(JCTree.java:872)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.scan(JavacProcessingEnvironment.java:1561)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57)
	at com.sun.tools.javac.tree.TreeScanner.visitClassDef(TreeScanner.java:118)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.visitClassDef(JavacProcessingEnvironment.java:1597)
	at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:778)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.scan(JavacProcessingEnvironment.java:1561)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57)
	at com.sun.tools.javac.tree.TreeScanner.visitClassDef(TreeScanner.java:118)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.visitClassDef(JavacProcessingEnvironment.java:1597)
	at com.sun.tools.javac.tree.JCTree$JCClassDecl.accept(JCTree.java:778)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.scan(JavacProcessingEnvironment.java:1561)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:57)
	at com.sun.tools.javac.tree.TreeScanner.visitTopLevel(TreeScanner.java:66)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.visitTopLevel(JavacProcessingEnvironment.java:1591)
	at com.sun.tools.javac.tree.JCTree$JCCompilationUnit.accept(JCTree.java:531)
	at com.sun.tools.javac.tree.TreeScanner.scan(TreeScanner.java:49)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$1.scan(JavacProcessingEnvironment.java:1561)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$Round.newRound(JavacProcessingEnvironment.java:1285)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$Round.<init>(JavacProcessingEnvironment.java:1088)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment$Round.next(JavacProcessingEnvironment.java:1128)
	at com.sun.tools.javac.processing.JavacProcessingEnvironment.doProcessing(JavacProcessingEnvironment.java:1330)
	at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1336)
	at com.sun.tools.javac.main.JavaCompiler.processAnnotations(JavaCompiler.java:1224)
	at com.sun.tools.javac.api.JavacTaskImpl.enter(JavacTaskImpl.java:397)
	at com.sun.tools.javac.api.JavacTaskImpl.enter(JavacTaskImpl.java:320)
	at org.netbeans.modules.java.source.parsing.JavacParser.moveToPhase(JavacParser.java:619)
	at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:480)
	at org.netbeans.modules.java.source.parsing.JavacParser.getResult(JavacParser.java:134)
	at org.netbeans.modules.parsing.impl.TaskProcessor.callGetResult(TaskProcessor.java:608)
	at org.netbeans.modules.parsing.impl.SourceCache.getResult(SourceCache.java:239)
	at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.run(TaskProcessor.java:775)
	at org.openide.util.lookup.Lookups.executeWith(Lookups.java:279)
	at org.netbeans.modules.parsing.impl.TaskProcessor$RequestPerformer.execute(TaskProcessor.java:702)
	at org.netbeans.modules.parsing.impl.TaskProcessor$CompilationJob.run(TaskProcessor.java:663)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1418)
	at org.netbeans.modules.openide.util.GlobalLookup.execute(GlobalLookup.java:45)
	at org.openide.util.lookup.Lookups.executeWith(Lookups.java:278)
	at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:2033)