001 /* $Id: SetPropertiesLoaderHandler.java 992073 2010-09-02 19:37:06Z simonetripodi $ 002 * 003 * Licensed to the Apache Software Foundation (ASF) under one or more 004 * contributor license agreements. See the NOTICE file distributed with 005 * this work for additional information regarding copyright ownership. 006 * The ASF licenses this file to You under the Apache License, Version 2.0 007 * (the "License"); you may not use this file except in compliance with 008 * the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 package org.apache.commons.digester.annotations.handlers; 019 020 import java.lang.reflect.Field; 021 022 import org.apache.commons.digester.annotations.DigesterLoaderHandler; 023 import org.apache.commons.digester.annotations.FromAnnotationsRuleSet; 024 import org.apache.commons.digester.annotations.providers.SetPropertiesRuleProvider; 025 import org.apache.commons.digester.annotations.rules.SetProperty; 026 027 /** 028 * Handler that takes care to create the {@link SetPropertiesRuleProvider}. 029 * 030 * @since 2.1 031 */ 032 public final class SetPropertiesLoaderHandler implements DigesterLoaderHandler<SetProperty, Field> { 033 034 /** 035 * {@inheritDoc} 036 */ 037 public void handle(SetProperty annotation, Field element, FromAnnotationsRuleSet ruleSet) { 038 SetPropertiesRuleProvider ruleProvider = 039 ruleSet.getProvider(annotation.pattern(), SetPropertiesRuleProvider.class); 040 041 if (ruleProvider == null) { 042 ruleProvider = new SetPropertiesRuleProvider(); 043 ruleSet.addRuleProvider(annotation.pattern(), ruleProvider); 044 } 045 046 ruleProvider.addAlias(annotation, element); 047 } 048 049 }