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 */
018package org.apache.commons.digester.annotations.providers;
019
020import java.lang.reflect.Method;
021
022import org.apache.commons.digester.CallMethodRule;
023import org.apache.commons.digester.annotations.AnnotationRuleProvider;
024import org.apache.commons.digester.annotations.rules.CallMethod;
025
026/**
027 * Provides instances of {@code CallMethodRule}
028 *
029 * @since 2.1
030 */
031public 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}