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.authorization.strategies.action; 018 019import java.util.HashMap; 020import java.util.Map; 021 022import org.apache.wicket.Component; 023import org.apache.wicket.authorization.Action; 024import org.apache.wicket.authorization.IAuthorizationStrategy; 025 026 027/** 028 * An authorization strategy which allows the use of a command pattern for users that want to 029 * authorize a variety of different types of actions throughout an application. 030 * 031 * @author Jonathan Locke 032 * @since Wicket 1.2 033 */ 034public class ActionAuthorizationStrategy extends IAuthorizationStrategy.AllowAllAuthorizationStrategy 035{ 036 /** Map from Action keys to IActionAuthorizer implementations. */ 037 private final Map<Action, IActionAuthorizer> actionAuthorizerForAction = new HashMap<>(); 038 039 /** 040 * Adds an action authorizer. 041 * 042 * @param authorizer 043 * The action authorizer to add 044 */ 045 public void addActionAuthorizer(IActionAuthorizer authorizer) 046 { 047 actionAuthorizerForAction.put(authorizer.getAction(), authorizer); 048 } 049 050 /** 051 * @see org.apache.wicket.authorization.IAuthorizationStrategy#isActionAuthorized(org.apache.wicket.Component, 052 * org.apache.wicket.authorization.Action) 053 */ 054 @Override 055 public boolean isActionAuthorized(Component component, Action action) 056 { 057 IActionAuthorizer authorizer = actionAuthorizerForAction.get(action); 058 if (authorizer != null) 059 { 060 return authorizer.authorizeAction(component); 061 } 062 return false; 063 } 064}