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