| /** |
| * 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.heron.spi.packing; |
| |
| /** |
| * Encapsulates the unique components of an Instance identifier. |
| */ |
| public final class InstanceId { |
| |
| private final String componentName; |
| private final int taskId; |
| private final int componentIndex; |
| |
| public InstanceId(String componentName, int taskId, int componentIndex) { |
| this.componentName = componentName; |
| this.taskId = taskId; |
| this.componentIndex = componentIndex; |
| } |
| |
| public String getComponentName() { |
| return componentName; |
| } |
| |
| public int getTaskId() { |
| return taskId; |
| } |
| |
| public int getComponentIndex() { |
| return componentIndex; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| |
| InstanceId that = (InstanceId) o; |
| |
| return taskId == that.taskId |
| && componentIndex == that.componentIndex |
| && componentName.equals(that.componentName); |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = componentName.hashCode(); |
| result = 31 * result + taskId; |
| result = 31 * result + componentIndex; |
| return result; |
| } |
| |
| @Override |
| public String toString() { |
| return String.format("{componentName: %s, taskId: %d, componentIndex: %d}", |
| componentName, taskId, componentIndex); |
| } |
| } |