private void checkMethodModifiers(MethodNode node) {
   // don't check volatile here as it overlaps with ACC_BRIDGE
   // additional modifiers not allowed for interfaces
   if ((this.currentClass.getModifiers() & ACC_INTERFACE) != 0) {
     checkMethodForModifier(node, isStrict(node.getModifiers()), "strictfp");
     checkMethodForModifier(node, isSynchronized(node.getModifiers()), "synchronized");
     checkMethodForModifier(node, isNative(node.getModifiers()), "native");
   }
 }
  private void createBuilderForAnnotatedMethod(
      BuilderASTTransformation transform, MethodNode mNode, AnnotationNode anno) {
    if (transform.getMemberValue(anno, "includes") != null
        || transform.getMemberValue(anno, "includes") != null) {
      transform.addError(
          "Error during "
              + BuilderASTTransformation.MY_TYPE_NAME
              + " processing: includes/excludes only allowed on classes",
          anno);
    }
    if (mNode instanceof ConstructorNode) {
      mNode.setModifiers(ACC_PRIVATE | ACC_SYNTHETIC);
    } else {
      if ((mNode.getModifiers() & ACC_STATIC) == 0) {
        transform.addError(
            "Error during "
                + BuilderASTTransformation.MY_TYPE_NAME
                + " processing: method builders only allowed on static methods",
            anno);
      }
      mNode.setModifiers(ACC_PRIVATE | ACC_SYNTHETIC | ACC_STATIC);
    }
    ClassNode buildee = mNode.getDeclaringClass();
    Parameter[] parameters = mNode.getParameters();
    ClassNode builder =
        createInnerHelperClass(buildee, getBuilderClassName(buildee, anno), parameters.length);
    List<FieldNode> convertedFields = convertParamsToFields(builder, parameters);

    buildCommon(buildee, anno, convertedFields, builder);
    if (mNode instanceof ConstructorNode) {
      createBuildeeConstructors(transform, buildee, builder, convertedFields, false);
    } else {
      createBuildeeMethods(buildee, mNode, builder, convertedFields);
    }
  }
 // no rename so delete and add
 private static void renameMethod(ClassNode buildee, MethodNode mNode, String newName) {
   buildee.addMethod(
       newName,
       mNode.getModifiers(),
       mNode.getReturnType(),
       mNode.getParameters(),
       mNode.getExceptions(),
       mNode.getCode());
   buildee.removeMethod(mNode);
 }
  private void changeBaseScriptType(
      final AnnotatedNode parent, final ClassNode cNode, final ClassNode baseScriptType) {
    if (!cNode.isScriptBody()) {
      addError("Annotation " + MY_TYPE_NAME + " can only be used within a Script.", parent);
      return;
    }

    if (!baseScriptType.isScript()) {
      addError(
          "Declared type " + baseScriptType + " does not extend groovy.lang.Script class!", parent);
      return;
    }

    cNode.setSuperClass(baseScriptType);

    // Method in base script that will contain the script body code.
    MethodNode runScriptMethod = ClassHelper.findSAM(baseScriptType);

    // If they want to use a name other than than "run", then make the change.
    if (isCustomScriptBodyMethod(runScriptMethod)) {
      MethodNode defaultMethod = cNode.getDeclaredMethod("run", Parameter.EMPTY_ARRAY);
      // GROOVY-6706: Sometimes an NPE is thrown here.
      // The reason is that our transform is getting called more than once sometimes.
      if (defaultMethod != null) {
        cNode.removeMethod(defaultMethod);
        MethodNode methodNode =
            new MethodNode(
                runScriptMethod.getName(),
                runScriptMethod.getModifiers() & ~ACC_ABSTRACT,
                runScriptMethod.getReturnType(),
                runScriptMethod.getParameters(),
                runScriptMethod.getExceptions(),
                defaultMethod.getCode());
        // The AST node metadata has the flag that indicates that this method is a script body.
        // It may also be carrying data for other AST transforms.
        methodNode.copyNodeMetaData(defaultMethod);
        cNode.addMethod(methodNode);
      }
    }

    // If the new script base class does not have a contextual constructor (g.l.Binding), then we
    // won't either.
    // We have to do things this way (and rely on just default constructors) because the logic that
    // generates
    // the constructors for our script class have already run.
    if (cNode.getSuperClass().getDeclaredConstructor(CONTEXT_CTOR_PARAMETERS) == null) {
      ConstructorNode orphanedConstructor = cNode.getDeclaredConstructor(CONTEXT_CTOR_PARAMETERS);
      cNode.removeConstructor(orphanedConstructor);
    }
  }
 private void visitDeprecation(AnnotatedNode node, AnnotationNode visited) {
   if (visited.getClassNode().isResolved()
       && visited.getClassNode().getName().equals("java.lang.Deprecated")) {
     if (node instanceof MethodNode) {
       MethodNode mn = (MethodNode) node;
       mn.setModifiers(mn.getModifiers() | Opcodes.ACC_DEPRECATED);
     } else if (node instanceof FieldNode) {
       FieldNode fn = (FieldNode) node;
       fn.setModifiers(fn.getModifiers() | Opcodes.ACC_DEPRECATED);
     } else if (node instanceof ClassNode) {
       ClassNode cn = (ClassNode) node;
       cn.setModifiers(cn.getModifiers() | Opcodes.ACC_DEPRECATED);
     }
   }
 }
  private void printMethod(PrintWriter out, ClassNode clazz, MethodNode methodNode) {
    if (methodNode.getName().equals("<clinit>")) return;
    if (methodNode.isPrivate() || !Utilities.isJavaIdentifier(methodNode.getName())) return;
    if (methodNode.isSynthetic() && methodNode.getName().equals("$getStaticMetaClass")) return;

    printAnnotations(out, methodNode);
    if (!clazz.isInterface()) printModifiers(out, methodNode.getModifiers());

    printGenericsBounds(out, methodNode.getGenericsTypes());
    out.print(" ");
    printType(out, methodNode.getReturnType());
    out.print(" ");
    out.print(methodNode.getName());

    printParams(out, methodNode);

    ClassNode[] exceptions = methodNode.getExceptions();
    for (int i = 0; i < exceptions.length; i++) {
      ClassNode exception = exceptions[i];
      if (i == 0) {
        out.print("throws ");
      } else {
        out.print(", ");
      }
      printType(out, exception);
    }

    if ((methodNode.getModifiers() & Opcodes.ACC_ABSTRACT) != 0) {
      out.println(";");
    } else {
      out.print(" { ");
      ClassNode retType = methodNode.getReturnType();
      printReturn(out, retType);
      out.println("}");
    }
  }
  public void visitMethod(MethodNode node) {

    visitParameters(node, node.getParameters());

    String methodType =
        BytecodeHelper.getMethodDescriptor(node.getReturnType(), node.getParameters());
    mv = cv.visitMethod(node.getModifiers(), node.getName(), methodType, null, null);

    mv.visitTypeInsn(NEW, "java/lang/RuntimeException");
    mv.visitInsn(DUP);
    mv.visitLdcInsn("not intended for execution");
    mv.visitMethodInsn(
        INVOKESPECIAL, "java/lang/RuntimeException", "<init>", "(Ljava/lang/String;)V", false);
    mv.visitInsn(ATHROW);

    mv.visitMaxs(0, 0);
  }
  private Variable findClassMember(ClassNode cn, String name) {
    if (cn == null) return null;
    if (cn.isScript()) {
      return new DynamicVariable(name, false);
    }

    for (FieldNode fn : cn.getFields()) {
      if (fn.getName().equals(name)) return fn;
    }

    for (MethodNode mn : cn.getMethods()) {
      String pName = getPropertyName(mn);
      // GRECLIPSE: start
      // must set the declaringClass
      /*old{
      if (pName != null && pName.equals(name))
          return new PropertyNode(pName, mn.getModifiers(), getPropertyType(mn), cn, null, null, null);
          */
      // newcode
      if (pName != null && pName.equals(name)) {
        PropertyNode property =
            new PropertyNode(pName, mn.getModifiers(), getPropertyType(mn), cn, null, null, null);
        property.setDeclaringClass(cn);
        property.getField().setDeclaringClass(cn);
        return property;
      }
      // GRECLIPSE: end
    }

    for (PropertyNode pn : cn.getProperties()) {
      if (pn.getName().equals(name)) return pn;
    }

    Variable ret = findClassMember(cn.getSuperClass(), name);
    if (ret != null) return ret;
    return findClassMember(cn.getOuterClass(), name);
  }
 private void revertVisibility(MethodNode mNode) {
   mNode.setModifiers(mNode.getModifiers() & ~ACC_PUBLIC);
 }
Example #10
0
 public static boolean isCandidateMethod(MethodNode declaredMethod) {
   return !declaredMethod.isSynthetic()
       && !declaredMethod.getName().contains("$")
       && Modifier.isPublic(declaredMethod.getModifiers())
       && !Modifier.isAbstract(declaredMethod.getModifiers());
 }