1 /**************************************************************** 2 * Licensed to the Apache Software Foundation (ASF) under one * 3 * or more contributor license agreements. See the NOTICE file * 4 * distributed with this work for additional information * 5 * regarding copyright ownership. The ASF licenses this file * 6 * to you under the Apache License, Version 2.0 (the * 7 * "License"); you may not use this file except in compliance * 8 * with the License. You may obtain a copy of the License at * 9 * * 10 * http://www.apache.org/licenses/LICENSE-2.0 * 11 * * 12 * Unless required by applicable law or agreed to in writing, * 13 * software distributed under the License is distributed on an * 14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * 15 * KIND, either express or implied. See the License for the * 16 * specific language governing permissions and limitations * 17 * under the License. * 18 ****************************************************************/ 19 20 21 22 package org.apache.james.core; 23 24 import org.apache.avalon.framework.configuration.Configuration; 25 import org.apache.james.api.user.UsersRepository; 26 import org.apache.james.api.user.UsersStore; 27 28 import java.util.Iterator; 29 30 /** 31 * Provides a registry of user repositories. 32 * 33 */ 34 public class AvalonUsersStore 35 extends AbstractAvalonStore 36 implements UsersStore { 37 38 /** 39 * Get the repository, if any, whose name corresponds to 40 * the argument parameter 41 * 42 * @param name the name of the desired repository 43 * 44 * @return the UsersRepository corresponding to the name parameter 45 */ 46 public UsersRepository getRepository(String name) { 47 UsersRepository response = (UsersRepository) getObject(name); 48 if ((response == null) && (getLogger().isWarnEnabled())) { 49 getLogger().warn("No users repository called: " + name); 50 } 51 return response; 52 } 53 54 /** 55 * Yield an <code>Iterator</code> over the set of repository 56 * names managed internally by this store. 57 * 58 * @return an Iterator over the set of repository names 59 * for this store 60 */ 61 public Iterator getRepositoryNames() { 62 return getObjectNames(); 63 } 64 65 /** 66 * @see org.apache.james.core.AbstractAvalonStore#getClassInstance(java.lang.ClassLoader, java.lang.String) 67 */ 68 public Object getClassInstance(ClassLoader loader, String repClass) throws Exception { 69 return (UsersRepository) loader.loadClass(repClass).newInstance(); 70 } 71 72 /** 73 * @see org.apache.james.core.AbstractAvalonStore#getConfigurations(org.apache.avalon.framework.configuration.Configuration) 74 */ 75 public Configuration[] getConfigurations(Configuration config) { 76 return configuration.getChildren("repository"); 77 } 78 79 /** 80 * @see org.apache.james.core.AbstractAvalonStore#getStoreName() 81 */ 82 public String getStoreName() { 83 return "AvolonUsersStore"; 84 } 85 }