001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.wicket.core.request.handler; 018 019import org.apache.wicket.Component; 020import org.apache.wicket.behavior.Behavior; 021 022/** 023 * Thrown when a listener invocation is attempted on a component or behavior that does not allow it. 024 * For example, somehow the user attempted to invoke link's onclick method on a disabled link. 025 * 026 * @author igor 027 */ 028public class ListenerInvocationNotAllowedException extends RuntimeException 029{ 030 private static final long serialVersionUID = 1L; 031 032 private final Component component; 033 private final Behavior behavior; 034 035 /** 036 * Constructor 037 * 038 * @param component 039 * @param behavior 040 * @param message 041 */ 042 public ListenerInvocationNotAllowedException(Component component, Behavior behavior, String message) 043 { 044 super(message + detail(component, behavior)); 045 this.component = component; 046 this.behavior = behavior; 047 } 048 049 private static String detail(Component component, 050 Behavior behavior) 051 { 052 StringBuilder detail = new StringBuilder("Component: ").append(component.toString(false)); 053 if (behavior != null) 054 { 055 detail.append(" Behavior: ").append(behavior.toString()); 056 } 057 return detail.toString(); 058 } 059 060 /** 061 * @return component that was the target of invocation or hosted the behavior that was 062 */ 063 public Component getComponent() 064 { 065 return component; 066 } 067 068 /** 069 * @return behavior that was the target of invocation or {@code null} 070 */ 071 public Behavior getBehavior() 072 { 073 return behavior; 074 } 075 076 077}