Package org.codehaus.groovy.ast.stmt

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

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        Expression getParamsExpression = buildGetPropertyExpression(new VariableExpression("this"), "params", classNode);
        final Expression paramsContainsKeyMethodArguments = new ArgumentListExpression(
                new ConstantExpression(requestParameterName));
        final BooleanExpression containsKeyExpression = new BooleanExpression(
                applyDefaultMethodTarget(new MethodCallExpression(getParamsExpression, "containsKey", paramsContainsKeyMethodArguments), Map.class));
        final Statement initializeParameterStatement = new ExpressionStatement(
                new DeclarationExpression(new VariableExpression(
                        methodParamName, paramTypeClassNode),
                        Token.newSymbol(Types.EQUALS, 0, 0),
                        new TernaryExpression(containsKeyExpression, buildGetMapExpression(getParamsExpression, requestParameterName) , new ConstantExpression(null))));
        wrapper.addStatement(initializeParameterStatement);
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    private void introduceThisObjectVariable(ClosureExpression closureExpression) {
        if (closureExpression.getCode() instanceof BlockStatement) {
            List<Statement> oldBlock = ((BlockStatement)closureExpression.getCode()).getStatements();
            BlockStatement newBlock = new BlockStatement();

            newBlock.addStatement(new ExpressionStatement(thisObjectDeclaration));
            newBlock.addStatements(oldBlock);

            closureExpression.setCode(newBlock);
        }
    }
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            ThrowStatement missingMethodException = createMissingMethodThrowable(classNode, declaredMethod);
            VariableExpression apiVar = addApiVariableDeclaration(delegate, declaredMethod, methodBody);
            IfStatement ifStatement = createIfElseStatementForApiMethodCall(methodCallExpression, apiVar, missingMethodException);
            methodBody.addStatement(ifStatement);
        } else {
            methodBody.addStatement(new ExpressionStatement(methodCallExpression));
        }
       
        MethodNode methodNode = new MethodNode(methodName,
                Modifier.PUBLIC, returnType, copyParameters(parameterTypes, genericsPlaceholders),
                GrailsArtefactClassInjector.EMPTY_CLASS_ARRAY, methodBody);
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    private static IfStatement createIfElseStatementForApiMethodCall(MethodCallExpression methodCallExpression, VariableExpression apiVar, ThrowStatement missingMethodException) {
        BlockStatement ifBlock = new BlockStatement();
        ifBlock.addStatement(missingMethodException);
        BlockStatement elseBlock = new BlockStatement();
        elseBlock.addStatement(new ExpressionStatement(methodCallExpression));

        return new IfStatement(new BooleanExpression(new BinaryExpression(apiVar, EQUALS_OPERATOR, NULL_EXPRESSION)),ifBlock,elseBlock);
    }
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    }

    private static VariableExpression addApiVariableDeclaration(Expression delegate, MethodNode declaredMethod, BlockStatement methodBody) {
        VariableExpression apiVar = new VariableExpression("$api_" + declaredMethod.getName(), delegate.getType());
        DeclarationExpression de = new DeclarationExpression(apiVar, ASSIGNMENT_OPERATOR, delegate);
        methodBody.addStatement(new ExpressionStatement(de));
        return apiVar;
    }
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            ThrowStatement missingMethodException = createMissingMethodThrowable(classNode, delegateMethod);
            VariableExpression apiVar = addApiVariableDeclaration(delegate, delegateMethod, methodBody);
            IfStatement ifStatement = createIfElseStatementForApiMethodCall(methodCallExpression, apiVar, missingMethodException);
            methodBody.addStatement(ifStatement);
        } else {
            methodBody.addStatement(new ExpressionStatement(methodCallExpression));
        }
       
        ClassNode returnType = replaceGenericsPlaceholders(delegateMethod.getReturnType(), genericsPlaceholders);
        MethodNode methodNode = new MethodNode(declaredMethodName, Modifier.PUBLIC | Modifier.STATIC, returnType,
                copyParameters(parameterTypes, genericsPlaceholders), GrailsArtefactClassInjector.EMPTY_CLASS_ARRAY,
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        Parameter[] constructorParams = getRemainingParameterTypes(constructorMethod.getParameters());
        ArgumentListExpression arguments = createArgumentListFromParameters(constructorParams, true, genericsPlaceholders);
        MethodCallExpression constructCallExpression = new MethodCallExpression(
                new ClassExpression(constructorMethod.getDeclaringClass()), "initialize", arguments);
        constructCallExpression.setMethodTarget(constructorMethod);
        ExpressionStatement constructorInitExpression = new ExpressionStatement(constructCallExpression);
        if (constructorParams.length > 0) {
            constructorBody.addStatement(new ExpressionStatement(new ConstructorCallExpression(ClassNode.THIS, GrailsArtefactClassInjector.ZERO_ARGS)));
        }
        constructorBody.addStatement(constructorInitExpression);

        if (constructorParams.length == 0) {
            // handle default constructor
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            controllerClassNode.addMethod(methodNode);
        }
    }

    public static ExpressionStatement createPrintlnStatement(String message) {
        return new ExpressionStatement(new MethodCallExpression(new VariableExpression("this"),"println", new ArgumentListExpression(new ConstantExpression(message))));
    }
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    public static ExpressionStatement createPrintlnStatement(String message) {
        return new ExpressionStatement(new MethodCallExpression(new VariableExpression("this"),"println", new ArgumentListExpression(new ConstantExpression(message))));
    }

    public static ExpressionStatement createPrintlnStatement(String message, String variable) {
        return new ExpressionStatement(new MethodCallExpression(new VariableExpression("this"),"println", new ArgumentListExpression(new BinaryExpression(new ConstantExpression(message),Token.newSymbol(Types.PLUS, 0, 0),new VariableExpression(variable)))));
    }
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        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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