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.concurrent.atomic.AtomicLong;
20 import org.wamblee.xmlrouter.common.Id;
21 import org.wamblee.xmlrouter.config.Config;
22 import org.wamblee.xmlrouter.config.ConfigException;
23 import org.wamblee.xmlrouter.config.DocumentType;
24 import org.wamblee.xmlrouter.config.Filter;
25 import org.wamblee.xmlrouter.config.RouterConfig;
26 import org.wamblee.xmlrouter.config.RouterConfigService;
27 import org.wamblee.xmlrouter.config.Transformation;
30 * Router configuration service providing an atomic configuration API for the
33 * @author Erik Brakkee
35 public class XMLRouterConfigService implements RouterConfigService {
37 private String application;
38 private AtomicLong sequence;
39 private XMLRouterConfiguration config;
40 private Config<RouterConfig> routerConfigs;
42 public XMLRouterConfigService(String aApplication,
43 XMLRouterConfiguration aConfig) {
44 application = aApplication;
45 sequence = new AtomicLong(1L);
47 routerConfigs = new ConfigImpl<RouterConfig>(RouterConfig.class,
48 new Id<Config>(aApplication)) {
49 public RouterConfig wrap(final String aPrefix, final RouterConfig aT) {
50 return new RouterConfig() {
52 public Id<RouterConfig> getId() {
53 return new Id<RouterConfig>(aT.getId().toString());
57 public Config<DocumentType> documentTypeConfig() {
58 return aT.documentTypeConfig();
62 public Config<Filter> filterConfig() {
63 return aT.filterConfig();
67 public Config<Transformation> transformationConfig() {
68 return aT.transformationConfig();
76 public RouterConfig emptyConfig(String aId) {
77 return new SingleRouterConfig(new Id<RouterConfig>(application + "." +
82 public void apply(RouterConfig aConfig, Id<RouterConfig> aOldConfig) {
83 if (aOldConfig != null) {
84 if (!routerConfigs.remove(new Id<RouterConfig>(application + "." +
85 aOldConfig.getId()))) {
86 throw new ConfigException("Unknown routerconfig '" +
90 routerConfigs.add(aConfig);
95 public void clear(Id<RouterConfig> aConfig) {
96 routerConfigs.remove(aConfig);
100 private void update() {
101 ExtendedRouterConfig newconfig = new CompositeRouterConfig(
102 new Id<RouterConfig>("routerconfig"), routerConfigs.values());
103 config.setRouterConfig(newconfig);