/**
* 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.hadoop.hdfs.notifier.server;
import org.apache.hadoop.hdfs.notifier.ClientConnectionException;
import org.apache.hadoop.hdfs.notifier.ClientNotSubscribedException;
import org.apache.hadoop.hdfs.notifier.InvalidClientIdException;
import org.apache.hadoop.hdfs.notifier.NamespaceEvent;
import org.apache.hadoop.hdfs.notifier.RampUpException;
import org.apache.hadoop.hdfs.notifier.ServerHandler;
import org.apache.hadoop.hdfs.notifier.TransactionIdTooOldException;
import org.apache.thrift.TException;
public class EmptyServerHandler implements ServerHandler.Iface {
@Override
public void subscribe(long clientId, NamespaceEvent subscribedEvent, long txId)
throws InvalidClientIdException, TransactionIdTooOldException, TException {}
@Override
public void unsubscribe(long clientId, NamespaceEvent subscribedEvent)
throws InvalidClientIdException, ClientNotSubscribedException, TException {}
@Override
public void registerClient(String host, int port, long token)
throws RampUpException, ClientConnectionException, TException {}
@Override
public void unregisterClient(long clientId) throws InvalidClientIdException,
TException {}
}