org.apache.accumulo.tserver.compaction.EverythingCompactionStrategy Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of accumulo-tserver Show documentation

The tablet server for Apache Accumulo to host tablets of data tables.

There is a newer version: 3.0.0

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.accumulo.tserver.compaction;

/**
 * The default compaction strategy for user initiated compactions. This strategy will always select
 * all files.
 */

public class EverythingCompactionStrategy extends CompactionStrategy {

  @Override
  public boolean shouldCompact(MajorCompactionRequest request) {
    return true; // ACCUMULO-3645 compact for empty files too
  }

  @Override
  public CompactionPlan getCompactionPlan(MajorCompactionRequest request) {
    CompactionPlan plan = new CompactionPlan();
    plan.inputFiles.addAll(request.getFiles().keySet());
    return plan;
  }
}