Examples of JLocal

com.google.gwt.dev.jjs.ast.JLocal
Java local variable definition.
org.ow2.util.ee.metadata.ejbjar.impl.struct.JLocal
This class manages the injection. @author Florent Benoit

Examples of com.google.gwt.dev.jjs.ast.JLocal


        JMethodBody enclosingBody = findEnclosingMethod(scope);
        SourceInfo info = makeSourceInfo(argument, enclosingBody.getMethod());
        LocalVariableBinding b = argument.binding;
        JType localType = (JType) typeMap.get(b.type);
        JLocal newLocal = program.createLocal(info, argument.name, localType,
            b.isFinal(), enclosingBody);
        typeMap.put(b, newLocal);
        return true;
      } catch (Throwable e) {
        throw translateException(argument, e);

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Examples of com.google.gwt.dev.jjs.ast.JLocal

        LocalVariableBinding b = localDeclaration.binding;
        JType localType = (JType) typeMap.get(localDeclaration.type.resolvedType);
        JMethodBody enclosingBody = findEnclosingMethod(scope);
        SourceInfo info = makeSourceInfo(localDeclaration,
            enclosingBody.getMethod());
        JLocal newLocal = program.createLocal(info, localDeclaration.name,
            localType, b.isFinal(), enclosingBody);
        typeMap.put(b, newLocal);
        return true;
      } catch (Throwable e) {
        throw translateException(localDeclaration, e);

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Examples of com.google.gwt.dev.jjs.ast.JLocal

      } else {
        body = new JBlock(info);
        body.addStmt(action);
      }


      JLocal elementVar = (JLocal) typeMap.get(x.elementVariable.binding);
      String elementVarName = elementVar.getName();


      JDeclarationStatement elementDecl = (JDeclarationStatement) processStatement(x.elementVariable);
      assert (elementDecl.initializer == null);


      JForStatement result;
      if (x.collection.resolvedType.isArrayType()) {
        /**
         * <pre>
         * for (T[] i$array = collection, int i$index = 0, int i$max = i$array.length;
         *     i$index < i$max; ++i$index) {
         *   T elementVar = i$array[i$index];
         *   // user action
         * }
         * </pre>
         */
        JLocal arrayVar = createSyntheticLocal(info, elementVarName + "$array",
            (JType) typeMap.get(x.collection.resolvedType));
        JLocal indexVar = createSyntheticLocal(info, elementVarName + "$index",
            program.getTypePrimitiveInt());
        JLocal maxVar = createSyntheticLocal(info, elementVarName + "$max",
            program.getTypePrimitiveInt());


        List<JStatement> initializers = new ArrayList<JStatement>(3);
        // T[] i$array = arr
        initializers.add(createDeclaration(info, arrayVar,
            dispProcessExpression(x.collection)));
        // int i$index = 0
        initializers.add(createDeclaration(info, indexVar,
            program.getLiteralInt(0)));
        // int i$max = i$array.length
        initializers.add(createDeclaration(info, maxVar, new JFieldRef(info,
            createVariableRef(info, arrayVar),
            program.getIndexedField("Array.length"), currentClass)));


        // i$index < i$max
        JExpression condition = new JBinaryOperation(info,
            program.getTypePrimitiveBoolean(), JBinaryOperator.LT,
            createVariableRef(info, indexVar), createVariableRef(info, maxVar));


        // ++i$index
        List<JExpressionStatement> increments = new ArrayList<JExpressionStatement>(
            1);
        increments.add(new JPrefixOperation(info, JUnaryOperator.INC,
            createVariableRef(info, indexVar)).makeStatement());


        // T elementVar = i$array[i$index];
        elementDecl.initializer = new JArrayRef(info, createVariableRef(info,
            arrayVar), createVariableRef(info, indexVar));
        body.addStmt(0, elementDecl);


        result = new JForStatement(info, initializers, condition, increments,
            body);
      } else {
        /**
         * <pre>
         * for (Iterator<T> i$iterator = collection.iterator(); i$iterator.hasNext(); ) {
         *   T elementVar = i$iterator.next();
         *   // user action
         * }
         * </pre>
         */
        JLocal iteratorVar = createSyntheticLocal(info, elementVarName
            + "$iterator", program.getIndexedType("Iterator"));


        List<JStatement> initializers = new ArrayList<JStatement>(1);
        // Iterator<T> i$iterator = collection.iterator()
        initializers.add(createDeclaration(info, iteratorVar, new JMethodCall(

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Examples of com.google.gwt.dev.jjs.ast.JLocal

          x.label), body);
    }


    JStatement processStatement(LocalDeclaration x) {
      SourceInfo info = makeSourceInfo(x);
      JLocal local = (JLocal) typeMap.get(x.binding);
      JLocalRef localRef = new JLocalRef(info, local);
      JExpression initializer = dispProcessExpression(x.initialization);
      return new JDeclarationStatement(info, localRef, initializer);
    }

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Examples of com.google.gwt.dev.jjs.ast.JLocal

      JBlock tryBlock = (JBlock) dispProcessStatement(x.tryBlock);
      List<JLocalRef> catchArgs = new ArrayList<JLocalRef>();
      List<JBlock> catchBlocks = new ArrayList<JBlock>();
      if (x.catchBlocks != null) {
        for (int i = 0, c = x.catchArguments.length; i < c; ++i) {
          JLocal local = (JLocal) typeMap.get(x.catchArguments[i].binding);
          catchArgs.add((JLocalRef) createVariableRef(info, local));
        }
        for (int i = 0, c = x.catchBlocks.length; i < c; ++i) {
          catchBlocks.add((JBlock) dispProcessStatement(x.catchBlocks[i]));
        }

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Examples of com.google.gwt.dev.jjs.ast.JLocal

     * Creates an appropriate JVariableRef for the polymorphic type of the
     * requested JVariable.
     */
    private JVariableRef createVariableRef(SourceInfo info, JVariable variable) {
      if (variable instanceof JLocal) {
        JLocal local = (JLocal) variable;
        if (local.getEnclosingMethod() != currentMethod) {
          throw new InternalCompilerException(
              "LocalRef referencing local in a different method.");
        }
        return new JLocalRef(info, local);
      } else if (variable instanceof JParameter) {

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Examples of com.google.gwt.dev.jjs.ast.JLocal


        JMethodBody enclosingBody = findEnclosingMethod(scope);
        SourceInfo info = makeSourceInfo(argument, enclosingBody.getMethod());
        LocalVariableBinding b = argument.binding;
        JType localType = (JType) typeMap.get(b.type);
        JLocal newLocal = program.createLocal(info, argument.name, localType,
            b.isFinal(), enclosingBody);
        typeMap.put(b, newLocal);
        return true;
      } catch (Throwable e) {
        throw translateException(argument, e);

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Examples of com.google.gwt.dev.jjs.ast.JLocal

        LocalVariableBinding b = localDeclaration.binding;
        JType localType = (JType) typeMap.get(localDeclaration.type.resolvedType);
        JMethodBody enclosingBody = findEnclosingMethod(scope);
        SourceInfo info = makeSourceInfo(localDeclaration,
            enclosingBody.getMethod());
        JLocal newLocal = program.createLocal(info, localDeclaration.name,
            localType, b.isFinal(), enclosingBody);
        typeMap.put(b, newLocal);
        return true;
      } catch (Throwable e) {
        throw translateException(localDeclaration, e);

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Examples of com.google.gwt.dev.jjs.ast.JLocal

      } else {
        body = new JBlock(info);
        body.addStmt(action);
      }


      JLocal elementVar = (JLocal) typeMap.get(x.elementVariable.binding);
      String elementVarName = elementVar.getName();


      JDeclarationStatement elementDecl = (JDeclarationStatement) processStatement(x.elementVariable);
      assert (elementDecl.initializer == null);


      JForStatement result;
      if (x.collection.resolvedType.isArrayType()) {
        /**
         * <pre>
         * for (T[] i$array = collection, int i$index = 0, int i$max = i$array.length;
         *     i$index < i$max; ++i$index) {
         *   T elementVar = i$array[i$index];
         *   // user action
         * }
         * </pre>
         */
        JLocal arrayVar = createSyntheticLocal(info, elementVarName + "$array",
            (JType) typeMap.get(x.collection.resolvedType));
        JLocal indexVar = createSyntheticLocal(info, elementVarName + "$index",
            program.getTypePrimitiveInt());
        JLocal maxVar = createSyntheticLocal(info, elementVarName + "$max",
            program.getTypePrimitiveInt());


        List<JStatement> initializers = new ArrayList<JStatement>(3);
        // T[] i$array = arr
        initializers.add(createDeclaration(info, arrayVar,
            dispProcessExpression(x.collection)));
        // int i$index = 0
        initializers.add(createDeclaration(info, indexVar,
            program.getLiteralInt(0)));
        // int i$max = i$array.length
        initializers.add(createDeclaration(info, maxVar, new JFieldRef(info,
            createVariableRef(info, arrayVar),
            program.getIndexedField("Array.length"), currentClass)));


        // i$index < i$max
        JExpression condition = new JBinaryOperation(info,
            program.getTypePrimitiveBoolean(), JBinaryOperator.LT,
            createVariableRef(info, indexVar), createVariableRef(info, maxVar));


        // ++i$index
        List<JExpressionStatement> increments = new ArrayList<JExpressionStatement>(
            1);
        increments.add(new JPrefixOperation(info, JUnaryOperator.INC,
            createVariableRef(info, indexVar)).makeStatement());


        // T elementVar = i$array[i$index];
        elementDecl.initializer = new JArrayRef(info, createVariableRef(info,
            arrayVar), createVariableRef(info, indexVar));
        body.addStmt(0, elementDecl);


        result = new JForStatement(info, initializers, condition, increments,
            body);
      } else {
        /**
         * <pre>
         * for (Iterator<T> i$iterator = collection.iterator(); i$iterator.hasNext(); ) {
         *   T elementVar = i$iterator.next();
         *   // user action
         * }
         * </pre>
         */
        JLocal iteratorVar = createSyntheticLocal(info, elementVarName
            + "$iterator", program.getIndexedType("Iterator"));


        List<JStatement> initializers = new ArrayList<JStatement>(1);
        // Iterator<T> i$iterator = collection.iterator()
        initializers.add(createDeclaration(info, iteratorVar, new JMethodCall(

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Examples of com.google.gwt.dev.jjs.ast.JLocal

          x.label), body);
    }


    JStatement processStatement(LocalDeclaration x) {
      SourceInfo info = makeSourceInfo(x);
      JLocal local = (JLocal) typeMap.get(x.binding);
      JLocalRef localRef = new JLocalRef(info, local);
      JExpression initializer = dispProcessExpression(x.initialization);
      return new JDeclarationStatement(info, localRef, initializer);
    }

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