001/* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018package org.apache.hadoop.hbase; 019 020import java.io.IOException; 021import org.apache.yetus.audience.InterfaceAudience; 022 023/** 024 * Thrown by a region server if it will block and wait to serve a request. For example, the client 025 * wants to insert something to a region while the region is compacting. Keep variance in the passed 026 * 'msg' low because its msg is used as a key over in 027 * {@link org.apache.hadoop.hbase.client.RetriesExhaustedWithDetailsException} grouping failure 028 * types. 029 */ 030@InterfaceAudience.Public 031public class RegionTooBusyException extends IOException { 032 private static final long serialVersionUID = 1728345723728342L; 033 034 // Be careful. Keep variance in the passed 'msg' low because its msg is used as a key over in 035 // RetriesExhaustedWithDetailsException grouping failure types. 036 public RegionTooBusyException(final String msg) { 037 super(msg); 038 } 039}