package code.google.nfs.rpc.mina2.client;
/**
* nfs-rpc
* Apache License
*
* http://code.google.com/p/nfs-rpc (c) 2011
*/
import java.io.IOException;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.mina.core.service.IoHandlerAdapter;
import org.apache.mina.core.session.IoSession;
import code.google.nfs.rpc.ResponseWrapper;
/**
* Mina Client processor for receive message,handle exception
*
* @author <a href="mailto:bluedavy@gmail.com">bluedavy</a>
*/
public class MinaClientProcessor extends IoHandlerAdapter {
private static final Log LOGGER = LogFactory.getLog(MinaClientProcessor.class);
private static final boolean isDebugEnabled = LOGGER.isDebugEnabled();
private MinaClient client=null;
private MinaClientFactory factory=null;
private String key=null;
public MinaClientProcessor(MinaClientFactory factory,String key){
this.factory = factory;
this.key = key;
}
public void setClient(MinaClient minaClient){
this.client = minaClient;
}
public void messageReceived(IoSession session, Object message) throws Exception {
if(message instanceof List){
@SuppressWarnings("unchecked")
List<ResponseWrapper> responses = (List<ResponseWrapper>)message;
if(isDebugEnabled){
// for performance trace
LOGGER.debug("receive response list from server: "+session.getRemoteAddress()+",list size is:"+responses.size());
}
client.putResponses(responses);
}
else if(message instanceof ResponseWrapper){
ResponseWrapper response = (ResponseWrapper)message;
if(isDebugEnabled){
// for performance trace
LOGGER.debug("receive response list from server: "+session.getRemoteAddress()+",request is:"+response.getRequestId());
}
client.putResponse(response);
}
else{
LOGGER.error("receive message error,only support List || ResponseWrapper");
throw new Exception("receive message error,only support List || ResponseWrapper");
}
}
public void exceptionCaught(IoSession session, Throwable cause)
throws Exception {
if(!(cause instanceof IOException)){
// only log
LOGGER.error("catch some exception not IOException",cause);
}
}
public void sessionClosed(IoSession session) throws Exception {
LOGGER.warn("session closed,server is: "+session.getRemoteAddress());
factory.removeClient(key,client);
}
}