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.util;
019
020import org.apache.yetus.audience.InterfaceAudience;
021
022/**
023 * An environment edge that uses a manually set value. This is useful for testing events that are
024 * supposed to happen in the same millisecond.
025 */
026@InterfaceAudience.Private
027public class ManualEnvironmentEdge implements EnvironmentEdge {
028
029  // Sometimes 0 ts might have a special value, so lets start with 1
030  protected long value = 1L;
031
032  public void setValue(long newValue) {
033    value = newValue;
034  }
035
036  public void incValue(long addedValue) {
037    value += addedValue;
038  }
039
040  @Override
041  public long currentTime() {
042    return this.value;
043  }
044}