001/**
002 *
003 * Licensed to the Apache Software Foundation (ASF) under one
004 * or more contributor license agreements.  See the NOTICE file
005 * distributed with this work for additional information
006 * regarding copyright ownership.  The ASF licenses this file
007 * to you under the Apache License, Version 2.0 (the
008 * "License"); you may not use this file except in compliance
009 * with the License.  You may obtain a copy of the License at
010 *
011 *     http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing, software
014 * distributed under the License is distributed on an "AS IS" BASIS,
015 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
016 * See the License for the specific language governing permissions and
017 * limitations under the License.
018 */
019package org.apache.hadoop.hbase.monitoring;
020
021import org.apache.yetus.audience.InterfaceAudience;
022
023import org.apache.hbase.thirdparty.com.google.protobuf.Message;
024
025/**
026 * A MonitoredTask implementation optimized for use with RPC Handlers 
027 * handling frequent, short duration tasks. String concatenations and object 
028 * allocations are avoided in methods that will be hit by every RPC call.
029 */
030@InterfaceAudience.Private
031public interface MonitoredRPCHandler extends MonitoredTask {
032  String getRPC();
033  String getRPC(boolean withParams);
034  long getRPCPacketLength();
035  String getClient();
036  long getRPCStartTime();
037  long getRPCQueueTime();
038  boolean isRPCRunning();
039  boolean isOperationRunning();
040
041  void setRPC(String methodName, Object[] params, long queueTime);
042  void setRPCPacket(Message param);
043  void setConnection(String clientAddress, int remotePort);
044}