Package org.codehaus.groovy.ast.expr

Examples of org.codehaus.groovy.ast.expr.VariableExpression


                for (int i = 0; i < params.length; i++) {
                    Parameter p = params[i];
                    pcopy[i] = p.hasInitialExpression() ?
                            new Parameter(p.getType(), p.getName(), p.getInitialExpression()) :
                            new Parameter(p.getType(), p.getName());
                    args.add(new VariableExpression(p.getName(), p.getType()));
                }
                if (isClashing(cNode, pcopy)) continue;
                BlockStatement body = new BlockStatement();
                body.addStatement(new ExpressionStatement(new ConstructorCallExpression(ClassNode.SUPER, new ArgumentListExpression(args))));
                cNode.addConstructor(cn.getModifiers(), pcopy, cn.getExceptions(), body);
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        if (parent instanceof MethodNode) {
            MethodNode mNode = (MethodNode) parent;
            ClassNode cNode = mNode.getDeclaringClass();
            String lockExpr = determineLock(value, cNode, mNode.isStatic());
            Statement origCode = mNode.getCode();
            Statement newCode = new SynchronizedStatement(new VariableExpression(lockExpr), origCode);
            mNode.setCode(newCode);
        }
    }
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                    new MethodCallExpression(
                        new ClassExpression(ClassHelper.make(InvokerHelper.class)),
                        "runScript",
                        new ArgumentListExpression(
                                new ClassExpression(classNode),
                                new VariableExpression("args"))))));

        classNode.addMethod(
            new MethodNode("run", ACC_PUBLIC, ClassHelper.OBJECT_TYPE, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, statementBlock));

        classNode.addConstructor(ACC_PUBLIC, Parameter.EMPTY_ARRAY, ClassNode.EMPTY_ARRAY, new BlockStatement());
        Statement stmt = new ExpressionStatement(
                        new MethodCallExpression(
                            new VariableExpression("super"),
                    "setBinding",
                    new ArgumentListExpression(
                                        new VariableExpression("context"))));

        classNode.addConstructor(
            ACC_PUBLIC,
            new Parameter[] { new Parameter(ClassHelper.make(Binding.class), "context")},
      ClassNode.EMPTY_ARRAY,
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            ClassNode supportedType = owner;
            if (value instanceof ClassExpression) {
                supportedType = value.getType();
            }

            GrailsASTUtils.addDelegateInstanceMethods(supportedType, owner, type, new VariableExpression(fieldNode.getName()), resolveGenericsPlaceHolders(supportedType), isNoNullCheck(), isUseCompileStatic());
        }
    }
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        }
    }

    private void addStaticInitializer(final ClassNode classNode) {
        final Expression nullOutConstrainedPropertiesExpression = new BinaryExpression(
                new VariableExpression(CONSTRAINED_PROPERTIES_PROPERTY_NAME),
                Token.newSymbol(Types.EQUALS, 0, 0), new ConstantExpression(null));
        List<Statement> statements = new ArrayList<Statement>();
        statements.add(new ExpressionStatement(nullOutConstrainedPropertiesExpression));
        classNode.addStaticInitializerStatements(statements, true);
    }
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    protected void addGetConstraintsMethod(final ClassNode classNode, boolean defaultNullable) {
        final String getConstraintsMethodName = "getConstraints";
        MethodNode getConstraintsMethod = classNode.getMethod(getConstraintsMethodName, ZERO_PARAMETERS);
        if (getConstraintsMethod == null || !getConstraintsMethod.getDeclaringClass().equals(classNode)) {
            final BooleanExpression isConstraintsPropertyNull = new BooleanExpression(new BinaryExpression(new VariableExpression(CONSTRAINED_PROPERTIES_PROPERTY_NAME), Token.newSymbol(
                        Types.COMPARE_EQUAL, 0, 0), new ConstantExpression(null)));

            final BlockStatement ifConstraintsPropertyIsNullBlockStatement = new BlockStatement();
            final ArgumentListExpression getConstrainedPropertiesForClassArguments = new ArgumentListExpression();
            getConstrainedPropertiesForClassArguments.addExpression(new VariableExpression("this"));
            getConstrainedPropertiesForClassArguments.addExpression(new ConstantExpression(defaultNullable));
            final Expression getConstraintsMethodCall = new StaticMethodCallExpression(ClassHelper.make(ValidationSupport.class), "getConstrainedPropertiesForClass", getConstrainedPropertiesForClassArguments);
            final Expression initializeConstraintsFieldExpression = new BinaryExpression(new VariableExpression(CONSTRAINED_PROPERTIES_PROPERTY_NAME), Token.newSymbol(Types.EQUALS, 0, 0), getConstraintsMethodCall);
            final Statement ifConstraintsPropertyIsNullStatement = new IfStatement(isConstraintsPropertyNull, ifConstraintsPropertyIsNullBlockStatement, new ExpressionStatement(new EmptyExpression()));

            ifConstraintsPropertyIsNullBlockStatement.addStatement(new ExpressionStatement(initializeConstraintsFieldExpression));
            if(!defaultNullable) {
                final Map<String, ClassNode> propertiesToConstrain = getPropertiesToEnsureConstraintsFor(classNode);
                for (final Map.Entry<String, ClassNode> entry : propertiesToConstrain.entrySet()) {
                    final String propertyName = entry.getKey();
                    final ClassNode propertyType = entry.getValue();
                    final String cpName = "$" + propertyName + "$constrainedProperty";
                    final ArgumentListExpression constrainedPropertyConstructorArgumentList = new ArgumentListExpression();
                    constrainedPropertyConstructorArgumentList.addExpression(new ClassExpression(classNode));
                    constrainedPropertyConstructorArgumentList.addExpression(new ConstantExpression(propertyName));
                    constrainedPropertyConstructorArgumentList.addExpression(new ClassExpression(propertyType));
                    final ConstructorCallExpression constrainedPropertyCtorCallExpression = new ConstructorCallExpression(
                            new ClassNode(ConstrainedProperty.class), constrainedPropertyConstructorArgumentList);
                    final Expression declareConstrainedPropertyExpression = new DeclarationExpression(
                            new VariableExpression(cpName, ClassHelper.OBJECT_TYPE),
                            Token.newSymbol(Types.EQUALS, 0, 0),
                            constrainedPropertyCtorCallExpression);

                    final ArgumentListExpression applyConstraintMethodArgumentList = new ArgumentListExpression();
                    applyConstraintMethodArgumentList.addExpression(new ConstantExpression(ConstrainedProperty.NULLABLE_CONSTRAINT));
                    applyConstraintMethodArgumentList.addExpression(new ConstantExpression(defaultNullable));

                    final Expression applyNullableConstraintMethodCallExpression = new MethodCallExpression(
                            new VariableExpression(cpName), "applyConstraint", applyConstraintMethodArgumentList);
                    final ArgumentListExpression putMethodArgumentList = new ArgumentListExpression();
                    putMethodArgumentList.addExpression(new ConstantExpression(propertyName));
                    putMethodArgumentList.addExpression(new VariableExpression(cpName));
                    final MethodCallExpression addToConstraintsMapExpression = new MethodCallExpression(
                            new VariableExpression(CONSTRAINED_PROPERTIES_PROPERTY_NAME), "put", putMethodArgumentList);
                    final BlockStatement addNullableConstraintBlock = new BlockStatement();
                    addNullableConstraintBlock.addStatement(new ExpressionStatement(declareConstrainedPropertyExpression));
                    addNullableConstraintBlock.addStatement(new ExpressionStatement(applyNullableConstraintMethodCallExpression));
                    addNullableConstraintBlock.addStatement(new ExpressionStatement(addToConstraintsMapExpression));

                    final Expression constraintsMapContainsKeyExpression = new MethodCallExpression(
                            new VariableExpression(CONSTRAINED_PROPERTIES_PROPERTY_NAME, ClassHelper.make(Map.class)),
                            "containsKey", new ArgumentListExpression(new ConstantExpression(propertyName)));
                    final BooleanExpression ifPropertyIsAlreadyConstrainedExpression = new BooleanExpression(constraintsMapContainsKeyExpression);
                    final Statement ifPropertyIsAlreadyConstrainedStatement = new IfStatement(
                            ifPropertyIsAlreadyConstrainedExpression,
                            new ExpressionStatement(new EmptyExpression()),
                            addNullableConstraintBlock);
                    ifConstraintsPropertyIsNullBlockStatement.addStatement(ifPropertyIsAlreadyConstrainedStatement);
                }
            }

            final BlockStatement methodBlockStatement = new BlockStatement();
            methodBlockStatement.addStatement(ifConstraintsPropertyIsNullStatement);

            final Statement returnStatement = new ReturnStatement(new VariableExpression(CONSTRAINED_PROPERTIES_PROPERTY_NAME));
            methodBlockStatement.addStatement(returnStatement);

            final MethodNode methodNode = new MethodNode(getConstraintsMethodName, Modifier.STATIC | Modifier.PUBLIC, new ClassNode(Map.class), ZERO_PARAMETERS, null, methodBlockStatement);
            if (classNode.redirect() == null) {
                classNode.addMethod(methodNode);
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        String fieldsToValidateParameterName = "$fieldsToValidate";
        final MethodNode listArgValidateMethod = classNode.getMethod(VALIDATE_METHOD_NAME, new Parameter[]{new Parameter(new ClassNode(List.class), fieldsToValidateParameterName)});
        if (listArgValidateMethod == null) {
            final BlockStatement validateMethodCode = new BlockStatement();
            final ArgumentListExpression validateInstanceArguments = new ArgumentListExpression();
            validateInstanceArguments.addExpression(new VariableExpression("this"));
            validateInstanceArguments.addExpression(new VariableExpression(fieldsToValidateParameterName, ClassHelper.LIST_TYPE));
            final ClassNode validationSupportClassNode = ClassHelper.make(ValidationSupport.class);
            final StaticMethodCallExpression invokeValidateInstanceExpression = new StaticMethodCallExpression(validationSupportClassNode, "validateInstance", validateInstanceArguments);
            validateMethodCode.addStatement(new ExpressionStatement(invokeValidateInstanceExpression));
            final Parameter fieldsToValidateParameter = new Parameter(new ClassNode(List.class), fieldsToValidateParameterName);
            classNode.addMethod(new MethodNode(
                  VALIDATE_METHOD_NAME, Modifier.PUBLIC, ClassHelper.boolean_TYPE,
                  new Parameter[]{fieldsToValidateParameter}, EMPTY_CLASS_ARRAY, validateMethodCode));
        }
        final MethodNode noArgValidateMethod = classNode.getMethod(VALIDATE_METHOD_NAME,ZERO_PARAMETERS);
        if (noArgValidateMethod == null) {
            final BlockStatement validateMethodCode = new BlockStatement();

            final ArgumentListExpression validateInstanceArguments = new ArgumentListExpression();
            validateInstanceArguments.addExpression(new CastExpression(new ClassNode(List.class), new ConstantExpression(null)));
            final Expression callListArgValidateMethod = new MethodCallExpression(new VariableExpression("this"), VALIDATE_METHOD_NAME, validateInstanceArguments);
            validateMethodCode.addStatement(new ReturnStatement(callListArgValidateMethod));
            classNode.addMethod(new MethodNode(
                  VALIDATE_METHOD_NAME, Modifier.PUBLIC, ClassHelper.boolean_TYPE,
                  ZERO_PARAMETERS, EMPTY_CLASS_ARRAY, validateMethodCode));
        }
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            return null;
        }

        final ArgumentListExpression arguments = new ArgumentListExpression();
        for (Parameter p : methodNode.getParameters()) {
            arguments.addExpression(new VariableExpression(p.getName(), p.getType()));
        }

        MethodCallExpression callExpression = new MethodCallExpression(
                new VariableExpression("this"), methodNode.getName(), arguments);
        callExpression.setMethodTarget(methodNode);

        blockStatement.addStatement(new ReturnStatement(callExpression));

        return blockStatement;
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                    parameters, source, context);

            final ArgumentListExpression closureInvocationArguments = new ArgumentListExpression();
            if (parameters != null) {
                for (Parameter p : parameters) {
                    closureInvocationArguments.addExpression(new VariableExpression(p.getName()));
                }
            }

            final MethodCallExpression methodCallExpression = new MethodCallExpression(
                    closureExpression, "call", closureInvocationArguments);
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    protected BlockStatement getCodeToHandleAllowedMethods(ClassNode controllerClass, String methodName) {
        GrailsASTUtils.addEnhancedAnnotation(controllerClass, DefaultGrailsControllerClass.ALLOWED_HTTP_METHODS_PROPERTY);
        final BlockStatement checkAllowedMethodsBlock = new BlockStatement();
       
        final PropertyExpression requestPropertyExpression = new PropertyExpression(new VariableExpression("this"), "request");
       
        final FieldNode allowedMethodsField = controllerClass.getField(DefaultGrailsControllerClass.ALLOWED_HTTP_METHODS_PROPERTY);
       
        if(allowedMethodsField != null) {
            final Expression initialAllowedMethodsExpression = allowedMethodsField.getInitialExpression();
            if(initialAllowedMethodsExpression instanceof MapExpression) {
                final List<String> allowedMethodNames = new ArrayList<String>();
                final MapExpression allowedMethodsMapExpression = (MapExpression) initialAllowedMethodsExpression;
                final List<MapEntryExpression> allowedMethodsMapEntryExpressions = allowedMethodsMapExpression.getMapEntryExpressions();
                for(MapEntryExpression allowedMethodsMapEntryExpression : allowedMethodsMapEntryExpressions) {
                    final Expression allowedMethodsMapEntryKeyExpression = allowedMethodsMapEntryExpression.getKeyExpression();
                    if(allowedMethodsMapEntryKeyExpression instanceof ConstantExpression) {
                        final ConstantExpression allowedMethodsMapKeyConstantExpression = (ConstantExpression) allowedMethodsMapEntryKeyExpression;
                        final Object allowedMethodsMapKeyValue = allowedMethodsMapKeyConstantExpression.getValue();
                        if(methodName.equals(allowedMethodsMapKeyValue)) {
                            final Expression allowedMethodsMapEntryValueExpression = allowedMethodsMapEntryExpression.getValueExpression();
                            if(allowedMethodsMapEntryValueExpression instanceof ListExpression) {
                                final ListExpression allowedMethodsEntryListExpression = (ListExpression) allowedMethodsMapEntryValueExpression;
                                final List<Expression> listExpressions = allowedMethodsEntryListExpression.getExpressions();
                                for(Expression expression : listExpressions) {
                                    if(expression instanceof ConstantExpression) {
                                        final ConstantExpression constantListValue = (ConstantExpression) expression;
                                        allowedMethodNames.add(constantListValue.getValue().toString());
                                    }
                                }
                            } else if(allowedMethodsMapEntryValueExpression instanceof ConstantExpression) {
                                final ConstantExpression contantValue = (ConstantExpression) allowedMethodsMapEntryValueExpression;
                                allowedMethodNames.add(contantValue.getValue().toString());
                            }
                            break;
                        }
                    }
                }
                final int numberOfAllowedMethods = allowedMethodNames.size();
                if(numberOfAllowedMethods > 0) {
                    final PropertyExpression responsePropertyExpression = new PropertyExpression(new VariableExpression("this"), "response");
                    final PropertyExpression requestMethodExpression = new PropertyExpression(requestPropertyExpression, "method");
                    BooleanExpression isValidRequestMethod = new BooleanExpression(new MethodCallExpression(requestMethodExpression,
                                                                                                            "equalsIgnoreCase",
                                                                                                            new ConstantExpression(allowedMethodNames.get(0))));
                    for(int x = 1; x < numberOfAllowedMethods; x++) {
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