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

com.google.gwt.dev.jjs.ast.JExpression
Base class for all Java expressions.

    JExpression processExpression(SuperReference x) {
      JClassType type = (JClassType) typeMap.get(x.resolvedType);
      assert (type == currentClass.getSuperClass());
      SourceInfo info = makeSourceInfo(x);
      // Oddly enough, super refs can be modeled as a this refs.
      JExpression superRef = createThisRef(info, currentClass);
      return superRef;
    }

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    JExpression processExpression(ThisReference x) {
      JClassType type = (JClassType) typeMap.get(x.resolvedType);
      assert (type == currentClass);
      SourceInfo info = makeSourceInfo(x);
      JExpression thisRef = createThisRef(info, currentClass);
      return thisRef;
    }

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         * are guaranteed to be replaced with literals.
         */
        return;
      }
      try {
        JExpression initializer = null;
        if (declaration.initialization != null) {
          initializer = dispProcessExpression(declaration.initialization);
        }


        if (field instanceof JEnumField) {

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      jsniMethodMap.put(nativeMethodBody, x);
    }


    JStatement processStatement(AssertStatement x) {
      SourceInfo info = makeSourceInfo(x);
      JExpression expr = dispProcessExpression(x.assertExpression);
      JExpression arg = dispProcessExpression(x.exceptionArgument);
      return new JAssertStatement(info, expr, arg);
    }

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          x.label));
    }


    JStatement processStatement(CaseStatement x) {
      SourceInfo info = makeSourceInfo(x);
      JExpression expression = dispProcessExpression(x.constantExpression);
      if (expression != null && x.constantExpression.resolvedType.isEnum()) {
        // TODO: propagate enum information?
        assert (expression instanceof JFieldRef);
        JFieldRef fieldRef = (JFieldRef) expression;
        JEnumField field = (JEnumField) fieldRef.getField();

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          x.label));
    }


    JStatement processStatement(DoStatement x) {
      SourceInfo info = makeSourceInfo(x);
      JExpression loopTest = dispProcessExpression(x.condition);
      JStatement loopBody = dispProcessStatement(x.action);
      JDoStatement stmt = new JDoStatement(info, loopTest, loopBody);
      return stmt;
    }

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        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(
            info, dispProcessExpression(x.collection),
            program.getIndexedMethod("Iterable.iterator"))));


        // i$iterator.hasNext()
        JExpression condition = new JMethodCall(info, createVariableRef(info,
            iteratorVar), program.getIndexedMethod("Iterator.hasNext"));


        // T elementVar = (T) i$iterator.next();
        elementDecl.initializer = new JMethodCall(info, createVariableRef(info,
            iteratorVar), program.getIndexedMethod("Iterator.next"));

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      // SEE NOTE ON JDT FORCED OPTIMIZATIONS
      // If the condition is false, don't process the body
      boolean removeBody = isOptimizedFalse(x.condition);


      List<JStatement> init = processStatements(x.initializations);
      JExpression expr = dispProcessExpression(x.condition);
      List<JExpressionStatement> incr = processExpressionStatements(x.increments);
      JStatement body = removeBody ? null : dispProcessStatement(x.action);
      return new JForStatement(info, init, expr, incr, body);
    }

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      // If the condition is false, don't process the else statement
      boolean removeThen = isOptimizedFalse(x.condition);
      boolean removeElse = isOptimizedTrue(x.condition);


      SourceInfo info = makeSourceInfo(x);
      JExpression expr = dispProcessExpression(x.condition);
      JStatement thenStmt = removeThen ? null
          : dispProcessStatement(x.thenStatement);
      JStatement elseStmt = removeElse ? null
          : dispProcessStatement(x.elseStatement);
      JIfStatement ifStmt = new JIfStatement(info, expr, thenStmt, elseStmt);

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    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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com.google.gwt.dev.jjs.ast.js.JMultiExpression

com.google.gwt.dev.jjs.impl.ArrayNormalizer$ArrayVisitor

com.google.gwt.dev.jjs.impl.AssertionNormalizer$AssertNormalizeVisitor

com.google.gwt.dev.jjs.impl.CastNormalizer$AssignTypeIdsVisitor

com.google.gwt.dev.jjs.impl.CastNormalizer$ConcatVisitor

com.google.gwt.dev.jjs.impl.CastNormalizer$ReplaceTypeChecksVisitor

com.google.gwt.dev.jjs.impl.CatchBlockNormalizer$CollapseCatchBlocks

com.google.gwt.dev.jjs.impl.CatchBlockNormalizer$UnwrapJavaScriptExceptionVisitor

com.google.gwt.dev.jjs.impl.CloneExpressionVisitor

com.google.gwt.dev.jjs.impl.codesplitter.CodeSplitters

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