| /** |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.activemq.security; |
| |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.Set; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import org.apache.activemq.command.ActiveMQDestination; |
| |
| /** |
| * Used to cache up authorizations so that subsequent requests are faster. |
| * |
| * |
| */ |
| public abstract class SecurityContext { |
| |
| public static final SecurityContext BROKER_SECURITY_CONTEXT = new SecurityContext("ActiveMQBroker") { |
| @Override |
| public boolean isBrokerContext() { |
| return true; |
| } |
| |
| @SuppressWarnings("unchecked") |
| public Set<?> getPrincipals() { |
| return Collections.EMPTY_SET; |
| } |
| }; |
| |
| final String userName; |
| |
| final ConcurrentHashMap<ActiveMQDestination, ActiveMQDestination> authorizedReadDests = new ConcurrentHashMap<ActiveMQDestination, ActiveMQDestination>(); |
| final ConcurrentHashMap<ActiveMQDestination, ActiveMQDestination> authorizedWriteDests = new ConcurrentHashMap<ActiveMQDestination, ActiveMQDestination>(); |
| |
| public SecurityContext(String userName) { |
| this.userName = userName; |
| } |
| |
| public boolean isInOneOf(Set<?> allowedPrincipals) { |
| Iterator allowedIter = allowedPrincipals.iterator(); |
| HashSet<?> userPrincipals = new HashSet<Object>(getPrincipals()); |
| while (allowedIter.hasNext()) { |
| Iterator userIter = userPrincipals.iterator(); |
| Object allowedPrincipal = allowedIter.next(); |
| while (userIter.hasNext()) { |
| if (allowedPrincipal.equals(userIter.next())) |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| public abstract Set<?> getPrincipals(); |
| |
| public String getUserName() { |
| return userName; |
| } |
| |
| public ConcurrentHashMap<ActiveMQDestination, ActiveMQDestination> getAuthorizedReadDests() { |
| return authorizedReadDests; |
| } |
| |
| public ConcurrentHashMap<ActiveMQDestination, ActiveMQDestination> getAuthorizedWriteDests() { |
| return authorizedWriteDests; |
| } |
| |
| public boolean isBrokerContext() { |
| return false; |
| } |
| } |