001    /* $Id: CallMethodRuleProvider.java 992060 2010-09-02 19:09:47Z 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.providers;
019    
020    import java.lang.reflect.Method;
021    
022    import org.apache.commons.digester.CallMethodRule;
023    import org.apache.commons.digester.annotations.AnnotationRuleProvider;
024    import org.apache.commons.digester.annotations.rules.CallMethod;
025    
026    /**
027     * Provides instances of {@code CallMethodRule}
028     *
029     * @since 2.1
030     */
031    public final class CallMethodRuleProvider implements AnnotationRuleProvider<CallMethod, Method, CallMethodRule> {
032    
033        private String methodName;
034    
035        private Class<?>[] parameterTypes;
036    
037        /**
038         * {@inheritDoc}
039         */
040        public void init(CallMethod annotation, Method element) {
041            this.methodName = element.getName();
042            this.parameterTypes = element.getParameterTypes();
043        }
044    
045        /**
046         * {@inheritDoc}
047         */
048        public CallMethodRule get() {
049            return new CallMethodRule(this.methodName,
050                    this.parameterTypes.length,
051                    this.parameterTypes);
052        }
053    
054    }