| /** |
| * 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 storm.kafka.trident; |
| |
| import com.google.common.base.Objects; |
| import storm.kafka.Broker; |
| import storm.kafka.Partition; |
| |
| import java.io.Serializable; |
| import java.util.*; |
| |
| |
| public class GlobalPartitionInformation implements Iterable<Partition>, Serializable { |
| |
| private Map<Integer, Broker> partitionMap; |
| |
| public GlobalPartitionInformation() { |
| partitionMap = new TreeMap<Integer, Broker>(); |
| } |
| |
| public void addPartition(int partitionId, Broker broker) { |
| partitionMap.put(partitionId, broker); |
| } |
| |
| @Override |
| public String toString() { |
| return "GlobalPartitionInformation{" + |
| "partitionMap=" + partitionMap + |
| '}'; |
| } |
| |
| public Broker getBrokerFor(Integer partitionId) { |
| return partitionMap.get(partitionId); |
| } |
| |
| public List<Partition> getOrderedPartitions() { |
| List<Partition> partitions = new LinkedList<Partition>(); |
| for (Map.Entry<Integer, Broker> partition : partitionMap.entrySet()) { |
| partitions.add(new Partition(partition.getValue(), partition.getKey())); |
| } |
| return partitions; |
| } |
| |
| @Override |
| public Iterator<Partition> iterator() { |
| final Iterator<Map.Entry<Integer, Broker>> iterator = partitionMap.entrySet().iterator(); |
| |
| return new Iterator<Partition>() { |
| @Override |
| public boolean hasNext() { |
| return iterator.hasNext(); |
| } |
| |
| @Override |
| public Partition next() { |
| Map.Entry<Integer, Broker> next = iterator.next(); |
| return new Partition(next.getValue(), next.getKey()); |
| } |
| |
| @Override |
| public void remove() { |
| iterator.remove(); |
| } |
| }; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(partitionMap); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null || getClass() != obj.getClass()) { |
| return false; |
| } |
| final GlobalPartitionInformation other = (GlobalPartitionInformation) obj; |
| return Objects.equal(this.partitionMap, other.partitionMap); |
| } |
| } |