alluxio-master-2.x/job/server/src/main/java/alluxio/job/plan/replicate/SetReplicaTask.java
/*
 * 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.replicate;

import com.google.common.base.MoreObjects;
import com.google.common.base.Objects;

import java.io.Serializable;

/**
 * A task representing loading a block into the memory of a worker.
 */
public final class SetReplicaTask implements Serializable {
  private static final long serialVersionUID = 2028545900913354425L;
  final Mode mMode;

  /**
   * @param mode evict or replicate
   */
  public SetReplicaTask(Mode mode) {
    mMode = mode;
  }

  /**
   * @return the block id
   */
  public Mode getMode() {
    return mMode;
  }

  @Override
  public String toString() {
    return MoreObjects.toStringHelper(this).add("mode", mMode).toString();
  }

  @Override
  public boolean equals(Object o) {
    if (this == o) {
      return true;
    }
    if (!(o instanceof SetReplicaTask)) {
      return false;
    }
    SetReplicaTask that = (SetReplicaTask) o;
    return Objects.equal(mMode, that.mMode);
  }

  @Override
  public int hashCode() {
    return Objects.hashCode(mMode);
  }
}
