| /** |
| * 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.storm.kafka; |
| |
| import com.google.common.base.Objects; |
| import java.io.Serializable; |
| import org.apache.storm.trident.spout.ISpoutPartition; |
| |
| |
| public class Partition implements ISpoutPartition, Serializable { |
| |
| public Broker host; |
| public int partition; |
| public String topic; |
| |
| //Flag to keep the Partition Path Id backward compatible with Old implementation of Partition.getId() == "partition_" + partition |
| private Boolean bUseTopicNameForPartitionPathId; |
| |
| // for kryo compatibility |
| private Partition() { |
| |
| } |
| public Partition(Broker host, String topic, int partition) { |
| this.topic = topic; |
| this.host = host; |
| this.partition = partition; |
| this.bUseTopicNameForPartitionPathId = false; |
| } |
| |
| public Partition(Broker host, String topic, int partition,Boolean bUseTopicNameForPartitionPathId) { |
| this.topic = topic; |
| this.host = host; |
| this.partition = partition; |
| this.bUseTopicNameForPartitionPathId = bUseTopicNameForPartitionPathId; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(host, topic, partition); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null || getClass() != obj.getClass()) { |
| return false; |
| } |
| final Partition other = (Partition) obj; |
| return Objects.equal(this.host, other.host) && Objects.equal(this.topic, other.topic) && Objects.equal(this.partition, other.partition); |
| } |
| |
| @Override |
| public String toString() { |
| return "Partition{" + |
| "host=" + host + |
| ", topic=" + topic + |
| ", partition=" + partition + |
| '}'; |
| } |
| |
| @Override |
| public String getId() { |
| if (bUseTopicNameForPartitionPathId) { |
| return topic + "/partition_" + partition; |
| } else { |
| //Keep the Partition Id backward compatible with Old implementation of Partition.getId() == "partition_" + partition |
| return "partition_" + partition; |
| } |
| } |
| |
| } |