/**
* 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.camel.component.irc;
import java.util.HashMap;
import java.util.Map;
import org.apache.camel.RuntimeCamelException;
import org.apache.camel.impl.DefaultComponent;
import org.schwering.irc.lib.IRCConnection;
import org.schwering.irc.lib.IRCEventListener;
import org.schwering.irc.lib.ssl.SSLIRCConnection;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Defines the <a href="http://camel.apache.org/irc.html">IRC Component</a>
*
* @version
*/
public class IrcComponent extends DefaultComponent {
private static final transient Logger LOG = LoggerFactory.getLogger(IrcComponent.class);
private final Map<String, IRCConnection> connectionCache = new HashMap<String, IRCConnection>();
public IrcEndpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception {
// every endpoint gets it's own configuration
IrcConfiguration config = new IrcConfiguration();
config.configure(uri);
IrcEndpoint endpoint = new IrcEndpoint(uri, this, config);
setProperties(endpoint.getConfiguration(), parameters);
return endpoint;
}
public synchronized IRCConnection getIRCConnection(IrcConfiguration configuration) {
final IRCConnection connection;
if (connectionCache.containsKey(configuration.getCacheKey())) {
if (LOG.isDebugEnabled()) {
LOG.debug("Returning Cached Connection to {}:{}", configuration.getHostname(), configuration.getNickname());
}
connection = connectionCache.get(configuration.getCacheKey());
} else {
connection = createConnection(configuration);
connectionCache.put(configuration.getCacheKey(), connection);
}
return connection;
}
protected IRCConnection createConnection(IrcConfiguration configuration) {
IRCConnection conn = null;
IRCEventListener ircLogger;
if (configuration.getUsingSSL()) {
if (LOG.isDebugEnabled()) {
LOG.debug("Creating SSL Connection to {} destination(s): {} nick: {} user: {}",
new Object[]{configuration.getHostname(), configuration.getListOfChannels(), configuration.getNickname(), configuration.getUsername()});
}
if (configuration.getSslContextParameters() != null) {
conn = new CamelSSLIRCConnection(configuration.getHostname(), configuration.getPorts(), configuration.getPassword(),
configuration.getNickname(), configuration.getUsername(), configuration.getRealname(),
configuration.getSslContextParameters());
} else {
SSLIRCConnection sconn = new SSLIRCConnection(configuration.getHostname(), configuration.getPorts(), configuration.getPassword(),
configuration.getNickname(), configuration.getUsername(), configuration.getRealname());
sconn.addTrustManager(configuration.getTrustManager());
conn = sconn;
}
} else {
if (LOG.isDebugEnabled()) {
LOG.debug("Creating Connection to {} destination(s): {} nick: {} user: {}",
new Object[]{configuration.getHostname(), configuration.getListOfChannels(), configuration.getNickname(), configuration.getUsername()});
}
conn = new IRCConnection(configuration.getHostname(), configuration.getPorts(), configuration.getPassword(),
configuration.getNickname(), configuration.getUsername(), configuration.getRealname());
}
conn.setEncoding("UTF-8");
conn.setColors(configuration.isColors());
conn.setPong(true);
if (LOG.isDebugEnabled()) {
LOG.debug("Adding IRC event logging listener");
ircLogger = createIrcLogger(configuration.getHostname());
conn.addIRCEventListener(ircLogger);
}
try {
conn.connect();
} catch (Exception e) {
throw new RuntimeCamelException(e);
}
return conn;
}
public void closeConnection(String key, IRCConnection connection) {
try {
connection.doQuit();
connection.close();
} catch (Exception e) {
LOG.warn("Error during closing connection.", e);
}
}
@Override
protected void doStop() throws Exception {
// lets use a copy so we can clear the connections eagerly in case of exceptions
Map<String, IRCConnection> map = new HashMap<String, IRCConnection>(connectionCache);
connectionCache.clear();
for (Map.Entry<String, IRCConnection> entry : map.entrySet()) {
closeConnection(entry.getKey(), entry.getValue());
}
super.doStop();
}
protected IRCEventListener createIrcLogger(String hostname) {
return new IrcLogger(LOG, hostname);
}
@Deprecated
protected String preProcessUri(String uri) {
return IrcConfiguration.sanitize(uri);
}
}