2 * Copyright 2005-2011 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.xmlrouter.impl;
18 import static org.wamblee.xmlrouter.impl.MessageUtil.*;
20 import java.util.Collection;
21 import java.util.Collections;
22 import java.util.HashMap;
25 import org.wamblee.xmlrouter.common.Id;
26 import org.wamblee.xmlrouter.config.Identifiable;
29 * Default implementation of the {@link Config} interface.
31 * @author Erik Brakkee
35 public abstract class ConfigImpl<T extends Identifiable<T>> implements
38 private Class<T> type;
39 private String prefix;
40 private Map<Id<T>, T> registered;
43 * Constructs the object.
45 public ConfigImpl(Class<T> aType, String aPrefix) {
46 notNull("type", aType);
47 notNull("id", aPrefix);
50 registered = new HashMap<Id<T>, T>();
54 public Class<T> getType() {
59 * Copies the config object.
64 public ConfigImpl(ConfigImpl<T> aConfig) {
65 notNull("config", aConfig);
66 prefix = aConfig.prefix;
67 registered = new HashMap<Id<T>, T>();
68 for (Map.Entry<Id<T>, T> entry : aConfig.registered.entrySet()) {
69 registered.put(entry.getKey(), entry.getValue());
74 public String getPrefix() {
81 * @see org.wamblee.xmlrouter.config.Config#add(T)
84 public synchronized void add(T aT) {
86 if (registered.containsKey(aT.getId())) {
87 throw new ConfigException("Duplicate id '" + aT.getId() + "'");
89 registered.put(aT.getId(), wrap(aT));
93 * This is called to wrap the given object by a safer version.
97 * @return Wrapped object.
99 public abstract T wrap(T aT);
105 * org.wamblee.xmlrouter.config.Config#remove(org.wamblee.xmlrouter.common
109 public synchronized boolean remove(Id<T> aId) {
111 T value = registered.get(aId);
113 registered.remove(aId);
120 public Collection<T> values() {
121 return Collections.unmodifiableCollection(registered.values());
125 public boolean equals(Object aObj) {
129 if (!(aObj instanceof ConfigImpl)) {
132 ConfigImpl obj = (ConfigImpl) aObj;
133 return registered.keySet().equals(obj.registered.keySet());
137 public int hashCode() {
138 return registered.keySet().hashCode();