1 // Copyright 2005 The Apache Software Foundation 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package org.apache.tapestry.listener; 16 17 import org.apache.tapestry.IRequestCycle; 18 19 /** 20 * An object, used by a {@link org.apache.tapestry.listener.ListenerMap}, to match requests 21 * (possibly with service parameters) to methods (possibly with arguments). Given a request, a 22 * (possibly null or empty) array of service parameters, and a target object (and its set of public 23 * void methods), the mapping will search for the mostly likely mapping. In order: 24 * <ul> 25 * <li>public void method(params) (where the method takes the same number of parameters as there 26 * are service parameters) 27 * <li>public void method(IRequestCycle, params) 28 * <li>public void method() 29 * <li>public void method(IRequestCycle) 30 * </ul> 31 * 32 * @author Howard M. Lewis Ship 33 * @since 4.0 34 */ 35 public interface ListenerMethodInvoker 36 { 37 public void invokeListenerMethod(Object target, IRequestCycle cycle); 38 }