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 java.util.ArrayList;
19 import java.util.Collections;
20 import java.util.Iterator;
21 import java.util.List;
23 import org.wamblee.xmlrouter.common.Id;
24 import org.wamblee.xmlrouter.config.Config;
25 import org.wamblee.xmlrouter.config.Identifiable;
28 * Default implementation of the {@link Config} interface.
30 * @author Erik Brakkee
34 // TODO make sure that each item inside this config is prefixed with the id of
36 public abstract class ConfigImpl<T extends Identifiable> implements
39 private Id<Config> id;
40 private List<T> registered;
43 * Constructs the object.
45 public ConfigImpl(Id<Config> aId) {
46 // TODO test for null.
48 registered = new ArrayList<T>();
52 public Id<Config> getId() {
59 * @see org.wamblee.xmlrouter.config.Config#add(T)
62 public synchronized void add(T aT) {
63 // TODO test duplicate ids.
65 registered.add(wrap(id.getId() + ".", aT));
69 * This is called to wrap the given object by a safer version.
73 * @return Wrapped object.
75 public abstract T wrap(String aPrefix, T aT);
81 * org.wamblee.xmlrouter.config.Config#remove(org.wamblee.xmlrouter.common
85 public synchronized boolean remove(Id<T> aId) {
87 Iterator<T> i = registered.iterator();
90 if (t.getId().equals(aId)) {
99 public List<T> values() {
100 return Collections.unmodifiableList(registered);
103 private void notNull(T aT) {
105 throw new NullPointerException("Object is null");
109 private void notNull(Id<T> aId) {
111 throw new NullPointerException("Id is null");