package org.opencloudb.mysql.nio.handler;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.log4j.Logger;
import org.opencloudb.backend.PhysicalConnection;
/**
* wuzh
*
* @author mycat
*
*/
public class GetConnectionHandler implements ResponseHandler {
private final CopyOnWriteArrayList<PhysicalConnection> successCons;
private static final Logger logger = Logger
.getLogger(GetConnectionHandler.class);
private final AtomicInteger finishedCount = new AtomicInteger(0);
private final int total;
public GetConnectionHandler(
CopyOnWriteArrayList<PhysicalConnection> connsToStore,
int totalNumber) {
super();
this.successCons = connsToStore;
this.total = totalNumber;
}
public boolean finished() {
return finishedCount.get() == total;
}
@Override
public void connectionAcquired(PhysicalConnection conn) {
successCons.add(conn);
finishedCount.addAndGet(1);
logger.info("connected successfuly " + conn);
}
@Override
public void connectionError(Throwable e, PhysicalConnection conn) {
finishedCount.addAndGet(1);
logger.warn("connect error " + conn, e);
}
@Override
public void errorResponse(byte[] err, PhysicalConnection conn) {
logger.warn("caught error resp: " + conn + " " + new String(err));
}
@Override
public void okResponse(byte[] ok, PhysicalConnection conn) {
logger.info("received ok resp: " + conn + " " + new String(ok));
}
@Override
public void fieldEofResponse(byte[] header, List<byte[]> fields,
byte[] eof, PhysicalConnection conn) {
}
@Override
public void rowResponse(byte[] row, PhysicalConnection conn) {
}
@Override
public void rowEofResponse(byte[] eof, PhysicalConnection conn) {
}
@Override
public void writeQueueAvailable() {
}
@Override
public void connectionClose(PhysicalConnection conn, String reason) {
}
}