| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.adobe.ac.pmd.rules.maintanability; |
| |
| import com.adobe.ac.pmd.parser.IParserNode; |
| import com.adobe.ac.pmd.rules.core.AbstractAstFlexRule; |
| import com.adobe.ac.pmd.rules.core.ViolationPriority; |
| |
| public class OnlyOneReturnRule extends AbstractAstFlexRule |
| { |
| private int returnStatement; |
| |
| /* |
| * (non-Javadoc) |
| * @see com.adobe.ac.pmd.rules.core.AbstractFlexRule#getDefaultPriority() |
| */ |
| @Override |
| protected ViolationPriority getDefaultPriority() |
| { |
| return ViolationPriority.NORMAL; |
| } |
| |
| /* |
| * (non-Javadoc) |
| * @see |
| * com.adobe.ac.pmd.rules.core.AbstractAstFlexRule#visitFunction(com.adobe |
| * .ac.pmd.parser.IParserNode, |
| * com.adobe.ac.pmd.rules.core.AbstractAstFlexRule.FunctionType) |
| */ |
| @Override |
| protected void visitFunction( final IParserNode functionNode, |
| final FunctionType type ) |
| { |
| returnStatement = 0; |
| super.visitFunction( functionNode, |
| type ); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * @see |
| * com.adobe.ac.pmd.rules.core.AbstractAstFlexRule#visitReturn(com.adobe. |
| * ac.pmd.parser.IParserNode) |
| */ |
| @Override |
| protected void visitReturn( final IParserNode ast ) |
| { |
| returnStatement++; |
| |
| if ( returnStatement > 1 ) |
| { |
| addViolation( ast ); |
| } |
| } |
| } |