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.master.normalizer;
019
020import org.apache.commons.lang3.builder.EqualsBuilder;
021import org.apache.commons.lang3.builder.HashCodeBuilder;
022import org.apache.commons.lang3.builder.ToStringBuilder;
023import org.apache.commons.lang3.builder.ToStringStyle;
024import org.apache.hadoop.hbase.client.RegionInfo;
025import org.apache.yetus.audience.InterfaceAudience;
026
027/**
028 * Normalization plan to split a region.
029 */
030@InterfaceAudience.Private
031final class SplitNormalizationPlan implements NormalizationPlan {
032
033  private final NormalizationTarget splitTarget;
034
035  SplitNormalizationPlan(final RegionInfo splitTarget, final long splitTargetSizeMb) {
036    this.splitTarget = new NormalizationTarget(splitTarget, splitTargetSizeMb);
037  }
038
039  @Override
040  public PlanType getType() {
041    return PlanType.SPLIT;
042  }
043
044  public NormalizationTarget getSplitTarget() {
045    return splitTarget;
046  }
047
048  @Override
049  public long getPlanSizeMb() {
050    return splitTarget.getRegionSizeMb();
051  }
052
053  @Override
054  public String toString() {
055    return new ToStringBuilder(this, ToStringStyle.SHORT_PREFIX_STYLE)
056      .append("splitTarget", splitTarget).toString();
057  }
058
059  @Override
060  public boolean equals(Object o) {
061    if (this == o) {
062      return true;
063    }
064
065    if (o == null || getClass() != o.getClass()) {
066      return false;
067    }
068
069    SplitNormalizationPlan that = (SplitNormalizationPlan) o;
070
071    return new EqualsBuilder().append(splitTarget, that.splitTarget).isEquals();
072  }
073
074  @Override
075  public int hashCode() {
076    return new HashCodeBuilder(17, 37).append(splitTarget).toHashCode();
077  }
078}