src/main/java/org/apache/accumulo/testing/gcs/Item.java

/*
 * 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
 *
 *   https://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.testing.gcs;

import static org.apache.accumulo.testing.gcs.Persistence.toHex;

import java.util.Comparator;

import com.google.common.base.Objects;

public class Item implements Comparable<Item> {

  public final long clientId;
  public final long groupId;
  public final long itemId;

  Item(long clientId, long groupId, long itemId) {
    this.clientId = clientId;
    this.groupId = groupId;
    this.itemId = itemId;
  }

  Item(Candidate c) {
    this(c.clientId, c.groupId, c.itemId);
  }

  public long getClientId() {
    return clientId;
  }

  public long getGroupId() {
    return groupId;
  }

  public long getItemId() {
    return itemId;
  }

  private static Comparator<Item> COMPARATOR = Comparator.comparingLong(Item::getClientId)
      .thenComparingLong(Item::getGroupId).thenComparingLong(Item::getItemId);

  @Override
  public int compareTo(Item o) {
    return COMPARATOR.compare(this, o);
  }

  @Override
  public int hashCode() {
    return Objects.hashCode(clientId, groupId, itemId);
  }

  @Override
  public boolean equals(Object o) {
    if (o instanceof Item) {
      Item oi = (Item) o;
      return clientId == oi.clientId && groupId == oi.groupId && itemId == oi.itemId;
    }

    return false;
  }

  @Override
  public String toString() {
    return "clientId:" + toHex(clientId) + "  groupId:" + toHex(groupId) + "  itemId:"
        + toHex(itemId);
  }
}