| /* |
| * 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.samza; |
| |
| /** |
| * A numbered, ordered partition of a stream. |
| */ |
| public class Partition implements Comparable<Partition> { |
| private final int partition; |
| |
| /** |
| * Constructs a new Samza stream partition from a specified partition number. |
| * @param partition An integer identifying the partition in a Samza stream. |
| */ |
| public Partition(int partition) { |
| this.partition = partition; |
| } |
| |
| public int getPartitionId() { |
| return partition; |
| } |
| |
| @Override |
| public int hashCode() { |
| return partition; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) |
| return true; |
| if (obj == null) |
| return false; |
| if (getClass() != obj.getClass()) |
| return false; |
| Partition other = (Partition) obj; |
| if (partition != other.partition) |
| return false; |
| return true; |
| } |
| |
| @Override |
| public String toString() { |
| return "Partition [partition=" + partition + "]"; |
| } |
| |
| @Override |
| public int compareTo(Partition that) { |
| if (partition < that.partition) { |
| return -1; |
| } else if (partition > that.partition) { |
| return 1; |
| } |
| return 0; |
| } |
| } |