Re: [jdt-dev] Binding not found for TypeDeclaration

[Christoph Läubrich <laeubi@xxxxxxxxxxxxxx>]

I also getting some 'null' error in the Error log of the IDE (but 
without a stacktrace sadly) and I experienced:

https://bugs.eclipse.org/bugs/show_bug.cgi?id=577943

no idea if this is related.

Am 23.12.21 um 07:02 schrieb Rishad Rahman:
> *We are constantly getting 'null' for 'binding of TypeDeclaration' in 
> some specific java files in https://github.com/bazelbuild/bazel 
> <https://github.com/bazelbuild/bazel>
> Over 3000+ files show this behaviour. We are querious and concerned if 
> we are missing something.*
>
> ITypeBinding binding = typeDec.resolveBinding();
>
> While debugging, we found that 'compilationResult' of 
> 'org.eclipse.jdt.internal.compiler.ast.TypeDeclaration' shows some 
> strange problems and showing 'COMPILED type(s)' as empty.
>
> Filename : 
> /bazel-master/tools/test/CoverageOutputGenerator/java/com/google/devtools/coverageoutputgenerator/GcovJsonParser.java
> COMPILED type(s)
> 1 PROBLEM(s) detected
> - Pb(324) The type java.lang.String cannot be resolved. It is indirectly 
> referenced from required .class files
>
> Filename : 
> /bazel-master/src/main/java/com/google/devtools/build/lib/rules/objc/AppleBinary.java
> COMPILED type(s)
> 1 PROBLEM(s) detected
> - Pb(324) The type java.lang.Object cannot be resolved. It is indirectly 
> referenced from required .class files
>
> Filename : 
> /bazel-master/tools/test/CoverageOutputGenerator/java/com/google/devtools/coverageoutputgenerator/Main.java
> COMPILED type(s)
> 2 PROBLEM(s) detected
> - Pb(324) The type java.lang.String cannot be resolved. It is indirectly 
> referenced from required .class files
> - Pb(1455) The package java.lang is accessible from more than one 
> module: <unnamed>, java.base
>
> Filename : 
> /bazel-master/src/main/java/com/google/devtools/build/lib/rules/objc/AppleStaticLibraryBaseRule.java
> COMPILED type(s)
> No PROBLEM
>
> We are using the following code to parse AST
>
>      protected CompilationUnit parse(String filename) {
>          IModelFileElement fileElement = 
> Model.getInstance().getFile(filename);
>          ASTParser parser = ASTParser.newParser(AST.JLS11);
>          parser.setKind(ASTParser.K_COMPILATION_UNIT);
>          if (fileElement instanceof EclipseModelFileElement) {
>              
> parser.setSource(((EclipseModelFileElement)fileElement).getCompilationUnit());
>          } else {
>              File file = new File(fileElement.getFullPath());
>              parser.setUnitName(fileElement.getName());
>              parser.setEnvironment(null, null, null, true);
>              try {
>                  parser.setSource(readFileToString(file).toCharArray());
>              } catch (IOException e) {
>                  e.printStackTrace();
>                  return null;
>              }
>          }
>          parser.setResolveBindings(true);
>          parser.setBindingsRecovery(true);
>          try {
>              ASTNode node = parser.createAST(null);
>              if (node instanceof CompilationUnit) {
>                  return (CompilationUnit)node;
>              }
>          } catch (Exception e) {
>              e.printStackTrace();
>          }
>
>          return null;
>      }
>
> Thanks and regards,
>
> Md. Rishadur Rahman
> Software Engineer
> OpenRefactory Inc.
>
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