1 /** 2 * Copyright 2007 The Apache Software Foundation 3 * 4 * Licensed to the Apache Software Foundation (ASF) under one 5 * or more contributor license agreements. See the NOTICE file 6 * distributed with this work for additional information 7 * regarding copyright ownership. The ASF licenses this file 8 * to you under the Apache License, Version 2.0 (the 9 * "License"); you may not use this file except in compliance 10 * with the License. You may obtain a copy of the License at 11 * 12 * http://www.apache.org/licenses/LICENSE-2.0 13 * 14 * Unless required by applicable law or agreed to in writing, software 15 * distributed under the License is distributed on an "AS IS" BASIS, 16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 17 * See the License for the specific language governing permissions and 18 * limitations under the License. 19 */ 20 package org.apache.hadoop.hbase; 21 22 23 /** 24 * Thrown if a region server is passed an unknown scanner id. 25 * Usually means the client has take too long between checkins and so the 26 * scanner lease on the serverside has expired OR the serverside is closing 27 * down and has cancelled all leases. 28 */ 29 public class UnknownScannerException extends DoNotRetryIOException { 30 private static final long serialVersionUID = 993179627856392526L; 31 32 /** constructor */ 33 public UnknownScannerException() { 34 super(); 35 } 36 37 /** 38 * Constructor 39 * @param s message 40 */ 41 public UnknownScannerException(String s) { 42 super(s); 43 } 44 }