Package org.codehaus.groovy.ast.stmt

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

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    }

    public static Statement returnFalseIfNotInstanceof(ClassNode cNode, Expression other) {
        return new IfStatement(
                isInstanceof(cNode, other),
                new EmptyStatement(),
                new ReturnStatement(ConstantExpression.FALSE)
        );
    }
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    public static IfStatement returnFalseIfNull(Expression other) {
        return new IfStatement(
                equalsNullExpr(other),
                new ReturnStatement(ConstantExpression.FALSE),
                new EmptyStatement()
        );
    }
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        }
        body.addStatement(assignStatement(constructorStyle, ConstantExpression.TRUE));
        final Parameter[] params = new Parameter[]{new Parameter(HASHMAP_TYPE, "args")};
        cNode.addConstructor(new ConstructorNode(ACC_PUBLIC, params, ClassNode.EMPTY_ARRAY, new IfStatement(
                equalsNullExpr(new VariableExpression("args")),
                new EmptyStatement(),
                body)));
    }
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    private Statement checkFinalArgNotOverridden(ClassNode cNode, FieldNode fNode) {
        final String name = fNode.getName();
        Expression value = findArg(name);
        return new IfStatement(
                equalsNullExpr(value),
                new EmptyStatement(),
                new ThrowStatement(new ConstructorCallExpression(READONLYEXCEPTION_TYPE,
                        new ArgumentListExpression(new ConstantExpression(name),
                                new ConstantExpression(cNode.getName())))));
    }
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        Expression baseArgs = new VariableExpression("args");
        return new IfStatement(
                equalsNullExpr(baseArgs),
                new IfStatement(
                        equalsNullExpr(initExpr),
                        new EmptyStatement(),
                        assignStatement(fieldExpr, cloneCollectionExpr(initExpr))),
                new IfStatement(
                        equalsNullExpr(namedArgs),
                        new IfStatement(
                                isTrueExpr(new MethodCallExpression(baseArgs, "containsKey", new ConstantExpression(fNode.getName()))),
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        Expression unknown = findArg(fNode.getName());
        return new IfStatement(
                equalsNullExpr(unknown),
                new IfStatement(
                        equalsNullExpr(initExpr),
                        new EmptyStatement(),
                        assignStatement(fieldExpr, checkUnresolved(cNode, fNode, initExpr))),
                assignStatement(fieldExpr, checkUnresolved(cNode, fNode, unknown)));
    }
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        Expression collection = findArg(fNode.getName());
        return new IfStatement(
                equalsNullExpr(collection),
                new IfStatement(
                        equalsNullExpr(initExpr),
                        new EmptyStatement(),
                        assignStatement(fieldExpr, cloneCollectionExpr(initExpr))),
                new IfStatement(
                    isInstanceOf(collection, CLONEABLE_TYPE),
                    assignStatement(fieldExpr, cloneCollectionExpr(cloneArrayOrCloneableExpr(collection))),
                    assignStatement(fieldExpr, cloneCollectionExpr(collection))));
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        final BlockStatement codeToExecuteIfAttributeIsNotSet = new BlockStatement();
        codeToExecuteIfAttributeIsNotSet.addStatement(new ExpressionStatement(setAttributeMethodCall));
        codeToExecuteIfAttributeIsNotSet.addStatement(checkAllowedMethodsBlock);

        final BooleanExpression attributeIsSetBooleanExpression = new BooleanExpression(new MethodCallExpression(requestPropertyExpression, "getAttribute", new ArgumentListExpression(new ConstantExpression(ALLOWED_METHODS_HANDLED_ATTRIBUTE_NAME))));
        final Statement ifAttributeIsAlreadySetStatement = new IfStatement(attributeIsSetBooleanExpression, new EmptyStatement(), codeToExecuteIfAttributeIsNotSet);
       
        final BlockStatement code = new BlockStatement();
        code.addStatement(ifAttributeIsAlreadySetStatement);

        return code;
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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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Related Classes of org.codehaus.groovy.ast.stmt.EmptyStatement

  • org.codehaus.groovy.transform.AbstractASTTransformUtil
  • org.codehaus.groovy.transform.AutoCloneASTTransformation
  • org.codehaus.groovy.transform.EqualsAndHashCodeASTTransformation
  • org.codehaus.groovy.transform.ImmutableASTTransformation
  • org.codehaus.groovy.transform.ToStringASTTransformation
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