/*
* 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.lenya.cms.linking.impl;
import java.util.HashMap;
import java.util.Map;
import org.apache.avalon.framework.configuration.Configurable;
import org.apache.avalon.framework.configuration.Configuration;
import org.apache.avalon.framework.configuration.ConfigurationException;
import org.apache.avalon.framework.logger.AbstractLogEnabled;
import org.apache.avalon.framework.service.ServiceException;
import org.apache.avalon.framework.service.ServiceManager;
import org.apache.avalon.framework.service.Serviceable;
import org.apache.avalon.framework.thread.ThreadSafe;
import org.apache.lenya.cms.cocoon.components.context.ContextUtility;
import org.apache.lenya.cms.linking.GlobalProxies;
import org.apache.lenya.cms.publication.Proxy;
/**
* GlobalProxy service implementation.
* The class is implemented as a singleton.
*/
public class GlobalProxiesImpl extends AbstractLogEnabled implements GlobalProxies, Serviceable,
ThreadSafe, Configurable {
private Map ssl2proxy = new HashMap();
private ServiceManager manager;
public Proxy getProxy(boolean ssl) {
Object key = Boolean.valueOf(ssl);
Proxy proxy = (Proxy) this.ssl2proxy.get(key);
if (proxy == null) {
proxy = initializeProxy(key);
}
return proxy;
}
protected synchronized Proxy initializeProxy(Object key) {
Proxy proxy;
proxy = new Proxy();
ContextUtility context = null;
try {
context = (ContextUtility) manager.lookup(ContextUtility.ROLE);
proxy.setUrl(context.getRequest().getContextPath());
} catch (ServiceException e) {
throw new RuntimeException(e);
}
finally {
if (context != null) {
this.manager.release(context);
}
}
this.ssl2proxy.put(key, proxy);
return proxy;
}
public void service(ServiceManager manager) throws ServiceException {
this.manager = manager;
}
public void configure(Configuration config) throws ConfigurationException {
Configuration[] proxyConfigs = config.getChildren("proxy");
for (int p = 0; p < proxyConfigs.length; p++) {
boolean ssl = proxyConfigs[p].getAttributeAsBoolean("ssl");
String url = proxyConfigs[p].getAttribute("url");
Proxy proxy = new Proxy();
proxy.setUrl(url);
setProxy(ssl, proxy);
}
}
/**
* @param ssl If the proxy is responsible for SSL requests.
* @param proxy A proxy.
*/
public void setProxy(boolean ssl, Proxy proxy) {
this.ssl2proxy.put(Boolean.valueOf(ssl), proxy);
}
}