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.replication;
019
020import org.apache.yetus.audience.InterfaceAudience;
021
022@InterfaceAudience.Private
023public class ReplicationGroupOffset {
024
025  public static final ReplicationGroupOffset BEGIN = new ReplicationGroupOffset("", 0L);
026
027  private final String wal;
028
029  private final long offset;
030
031  public ReplicationGroupOffset(String wal, long offset) {
032    this.wal = wal;
033    this.offset = offset;
034  }
035
036  public String getWal() {
037    return wal;
038  }
039
040  /**
041   * A negative value means this file has already been fully replicated out
042   */
043  public long getOffset() {
044    return offset;
045  }
046
047  @Override
048  public String toString() {
049    return wal + ":" + offset;
050  }
051
052  public static ReplicationGroupOffset parse(String str) {
053    int index = str.lastIndexOf(':');
054    return new ReplicationGroupOffset(str.substring(0, index),
055      Long.parseLong(str.substring(index + 1)));
056  }
057}