Method rename

java/src/processing/mode/java/pdex/Rename.java:242–327

(PreprocessedSketch ps, IBinding binding, String newName)

  // Thread: EDT (we can't allow user to mess with sketch while renaming)
  void rename(PreprocessedSketch ps, IBinding binding, String newName) {
    CompilationUnit root = ps.compilationUnit;

    // Renaming constructor should rename class
    if (binding.getKind() == IBinding.METHOD) {
      IMethodBinding method = (IMethodBinding) binding;
      if (method.isConstructor()) {
        binding = method.getDeclaringClass();
      }
    }

    ASTNode decl = root.findDeclaringNode(binding.getKey());
    if (decl == null) return;

    showUsage.hide();

    List<SimpleName> occurrences = new ArrayList<>();
    occurrences.addAll(findAllOccurrences(root, binding.getKey()));

    // Renaming class should rename all constructors
    if (binding.getKind() == IBinding.TYPE) {
      ITypeBinding type = (ITypeBinding) binding;
      //type = type.getErasure();
      IMethodBinding[] methods = type.getDeclaredMethods();
      Arrays.stream(methods)
          .filter(IMethodBinding::isConstructor)
          .flatMap(c -> findAllOccurrences(root, c.getKey()).stream())
          .forEach(occurrences::add);
    }

    Map<Integer, List<SketchInterval>> mappedNodes = occurrences.stream()
        .map(ps::mapJavaToSketch)
        .filter(ps::inRange)
        .collect(Collectors.groupingBy(interval -> interval.tabIndex));

    Sketch sketch = ps.sketch;

    editor.startCompoundEdit();

    mappedNodes.entrySet().forEach(entry -> {
      int tabIndex = entry.getKey();
      SketchCode sketchCode = sketch.getCode(tabIndex);

      SyntaxDocument document = (SyntaxDocument) sketchCode.getDocument();

      List<SketchInterval> nodes = entry.getValue();
      nodes.stream()
          // Replace from the end so all unprocess offsets stay valid
          .sorted(Comparator.comparing((SketchInterval si) -> si.startTabOffset).reversed())
          .forEach(si -> {
            // Make sure offsets are in bounds
            int documentLength = document.getLength();
            if (si.startTabOffset >= 0 && si.startTabOffset <= documentLength &&
                si.stopTabOffset >= 0 && si.stopTabOffset <= documentLength) {
              // Replace the code
              int length = si.stopTabOffset - si.startTabOffset;
              try {
                document.remove(si.startTabOffset, length);