content: /*
   * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
   * (the "License"). You may not use this work except in compliance with the License, which is
   * available at www.apache.org/licenses/LICENSE-2.0
   *
   * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
   * either express or implied, as more fully set forth in the License.
   *
   * See the NOTICE file distributed with this work for information regarding copyright ownership.
   */
  
  package alluxio.job.plan.transform;
  
  import com.google.common.base.MoreObjects;
  import com.google.common.base.Objects;
  
  import java.io.Serializable;
  import java.util.ArrayList;
  
  /**
   * A task for a job worker to compact files into one file.
   */
  public final class CompactTask implements Serializable {
    private static final long serialVersionUID = -998740998086570018L;
  
    private final ArrayList<String> mInputs;
    private final String mOutput;
  
    /**
     * @param inputs the input files to be compacted
     * @param output the compacted file
     */
    public CompactTask(ArrayList<String> inputs, String output) {
      mInputs = inputs;
      mOutput = output;
    }
  
    /**
     * @return the inputs
     */
    public ArrayList<String> getInputs() {
      return mInputs;
    }
  
    /**
     * @return the output
     */
    public String getOutput() {
      return mOutput;
    }
  
    @Override
    public boolean equals(Object o) {
      if (this == o) {
        return true;
      }
      if (!(o instanceof CompactTask)) {
        return false;
      }
      CompactTask that = (CompactTask) o;
      return mInputs.equals(that.mInputs)
          && mOutput.equals(that.mOutput);
    }
  
    @Override
    public int hashCode() {
      return Objects.hashCode(mInputs, mOutput);
    }
  
    @Override
    public String toString() {
      return MoreObjects.toStringHelper(this)
          .add("inputs", mInputs)
          .add("output", mOutput)
          .toString();
    }
  }
  