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javaeclipsespring-tool-suitelombokspring-tools-4

java.lang.NullPointerException at org.eclipse.jdt.internal.compiler.codegen.CodeStream.newArray

Environment jdk1.8 spring-tool-suite4

Issue cannot debug the project because of the eclipse java problem.

Keywords codegen.TypeAnnotationCodeStream.newArray

Detail

Problems occurred when invoking code from plug-in: "org.eclipse.core.resources".

Contains: Errors running builder 'Java Builder' on project 'goodslist'.
java.lang.NullPointerException
    at org.eclipse.jdt.internal.compiler.codegen.CodeStream.newArray(CodeStream.java:6096)
    at org.eclipse.jdt.internal.compiler.codegen.TypeAnnotationCodeStream.newArray(TypeAnnotationCodeStream.java:88)
    at org.eclipse.jdt.internal.compiler.ast.ArrayInitializer.generateCode(ArrayInitializer.java:82)
    at org.eclipse.jdt.internal.compiler.ast.ArrayInitializer.generateCode(ArrayInitializer.java:70)
    at org.eclipse.jdt.internal.compiler.ast.ReturnStatement.generateCode(ReturnStatement.java:224)
    at org.eclipse.jdt.internal.compiler.ast.AbstractMethodDeclaration.generateCode(AbstractMethodDeclaration.java:344)
    at org.eclipse.jdt.internal.compiler.ast.AbstractMethodDeclaration.generateCode(AbstractMethodDeclaration.java:281)
    at org.eclipse.jdt.internal.compiler.ast.TypeDeclaration.generateCode(TypeDeclaration.java:578)
    at org.eclipse.jdt.internal.compiler.ast.TypeDeclaration.generateCode(TypeDeclaration.java:648)
    at org.eclipse.jdt.internal.compiler.ast.CompilationUnitDeclaration.generateCode(CompilationUnitDeclaration.java:410)
    at org.eclipse.jdt.internal.compiler.Compiler.process(Compiler.java:903)
    at org.eclipse.jdt.internal.compiler.ProcessTaskManager.run(ProcessTaskManager.java:145)
    at java.lang.Thread.run(Thread.java:748)

enter image description here

Solution

  • the key information in the log is "ArrayInitializer".

    my solution is convert code below 

      @Builder.Default
  private String[] attrValueIdPairs = {""};

    to 

      @Builder.Default
  private String[] attrValueIdPairs = new String[]{""};

    eclipse error is resolved.