Package org.codehaus.groovy.ast.stmt

Examples of org.codehaus.groovy.ast.stmt.TryCatchStatement

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        BlockStatement tryBlock = new BlockStatement();
        BlockStatement codeToHandleAllowedMethods = getCodeToHandleAllowedMethods(controllerClassNode, methodNode.getName());
        tryBlock.addStatement(codeToHandleAllowedMethods);
        tryBlock.addStatement(methodBody);

        final TryCatchStatement tryCatchStatement = new TryCatchStatement(tryBlock, new EmptyStatement());
        tryCatchStatement.addCatch(catchStatement);

        final ArgumentListExpression argumentListExpression = new ArgumentListExpression();
        argumentListExpression.addExpression(new ConstantExpression(ALLOWED_METHODS_HANDLED_ATTRIBUTE_NAME));
       
        final PropertyExpression requestPropertyExpression = new PropertyExpression(new VariableExpression("this"), "request");
        final Expression removeAttributeMethodCall = new MethodCallExpression(requestPropertyExpression, "removeAttribute", argumentListExpression);
       
        final Expression getAttributeMethodCall = new MethodCallExpression(requestPropertyExpression, "getAttribute", new ArgumentListExpression(new ConstantExpression(ALLOWED_METHODS_HANDLED_ATTRIBUTE_NAME)));
        final VariableExpression attributeValueExpression = new VariableExpression("$allowed_methods_attribute_value", ClassHelper.make(Object.class));
        final Expression initializeAttributeValue = new DeclarationExpression(
                attributeValueExpression, Token.newSymbol(Types.EQUALS, 0, 0), getAttributeMethodCall);
        final Expression attributeValueMatchesMethodNameExpression = new BinaryExpression(new ConstantExpression(methodNode.getName()),
                                                  Token.newSymbol(Types.COMPARE_EQUAL, 0, 0),
                                                  attributeValueExpression);
        final Statement ifAttributeValueMatchesMethodName =
                new IfStatement(new BooleanExpression(attributeValueMatchesMethodNameExpression),
                                new ExpressionStatement(removeAttributeMethodCall), new EmptyStatement());

        final BlockStatement blockToRemoveAttribute = new BlockStatement();
        blockToRemoveAttribute.addStatement(new ExpressionStatement(initializeAttributeValue));
        blockToRemoveAttribute.addStatement(ifAttributeValueMatchesMethodName);
       
        final TryCatchStatement tryCatchToRemoveAttribute = new TryCatchStatement(blockToRemoveAttribute, new EmptyStatement());
        tryCatchToRemoveAttribute.addCatch(new CatchStatement(new Parameter(ClassHelper.make(Exception.class), "$exceptionRemovingAttribute"), new EmptyStatement()));

        tryCatchStatement.setFinallyStatement(tryCatchToRemoveAttribute);

        methodNode.setCode(tryCatchStatement);
    }
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     * @param methodNode The method node
     */
    public static void wrapMethodBodyInTryCatchDebugStatements(MethodNode methodNode) {
        BlockStatement code = (BlockStatement) methodNode.getCode();
        BlockStatement newCode = new BlockStatement();
        TryCatchStatement tryCatchStatement = new TryCatchStatement(code, new BlockStatement());
        newCode.addStatement(tryCatchStatement);
        methodNode.setCode(newCode);
        BlockStatement catchBlock = new BlockStatement();
        ArgumentListExpression logArguments = new ArgumentListExpression();
        logArguments.addExpression(new BinaryExpression(new ConstantExpression("Error initializing class: "),Token.newSymbol(Types.PLUS, 0, 0),new VariableExpression("e")));
        logArguments.addExpression(new VariableExpression("e"));
        catchBlock.addStatement(new ExpressionStatement(new MethodCallExpression(new VariableExpression("log"), "error", logArguments)));
        tryCatchStatement.addCatch(new CatchStatement(new Parameter(new ClassNode(Throwable.class), "e"),catchBlock));
    }
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            Expression releaseLock = callX(lockType, "unlock");
            Statement originalCode = mNode.getCode();

            mNode.setCode(block(
                    stmt(acquireLock),
                    new TryCatchStatement(originalCode, stmt(releaseLock))));
        }
    }
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Related Classes of org.codehaus.groovy.ast.stmt.TryCatchStatement

  • org.codehaus.groovy.transform.ReadWriteLockASTTransformation
  • org.grails.compiler.injection.GrailsASTUtils
  • org.grails.compiler.web.ControllerActionTransformer
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