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;
020
021import org.apache.yetus.audience.InterfaceAudience;
022
023/**
024 * Thrown if a region server is passed an unknown scanner ID.
025 * This usually means that the client has taken too long between checkins and so the
026 * scanner lease on the server-side has expired OR the server-side is closing
027 * down and has cancelled all leases.
028 */
029@InterfaceAudience.Public
030public class UnknownScannerException extends DoNotRetryIOException {
031  private static final long serialVersionUID = 993179627856392526L;
032
033  public UnknownScannerException() {
034    super();
035  }
036
037  /**
038   * @param message the message for this exception
039   */
040  public UnknownScannerException(String message) {
041    super(message);
042  }
043
044  /**
045   * @param message the message for this exception
046   * @param exception the exception to grab data from
047   */
048  public UnknownScannerException(String message, Exception exception) {
049    super(message, exception);
050  }
051}