| /* |
| * 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.fluo.core.worker.finder.hash; |
| |
| import java.util.List; |
| |
| class PartitionInfo { |
| |
| private final int myGroupId; |
| private final int myIdInGroup; |
| private final int numGroups; |
| private final int myGroupSize; |
| private final int numWorkers; |
| private final RangeSet myGroupsRanges; |
| |
| PartitionInfo(int myId, int myGroupId, int myGroupSize, int totalGroups, int totalWorkers, |
| List<TableRange> groupsRanges) { |
| this.myIdInGroup = myId; |
| this.myGroupId = myGroupId; |
| this.myGroupSize = myGroupSize; |
| this.numGroups = totalGroups; |
| this.numWorkers = totalWorkers; |
| this.myGroupsRanges = new RangeSet(groupsRanges); |
| } |
| |
| /** |
| * @return The id for the group this worker is in. |
| */ |
| public int getMyGroupId() { |
| return myGroupId; |
| } |
| |
| /** |
| * @return The id for this worker within its group. |
| */ |
| public int getMyIdInGroup() { |
| return myIdInGroup; |
| } |
| |
| /** |
| * @return The total number of workers groups there are. |
| */ |
| public int getNumGroups() { |
| return numGroups; |
| } |
| |
| /** |
| * @return The number of workers in the group this workers is in. |
| */ |
| public int getMyGroupSize() { |
| return myGroupSize; |
| } |
| |
| /** |
| * @return the total number of workers. |
| */ |
| public int getNumWorkers() { |
| return numWorkers; |
| } |
| |
| /** |
| * @return the table ranges associated with the group this workers is in. |
| */ |
| public RangeSet getMyGroupsRanges() { |
| return myGroupsRanges; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o instanceof PartitionInfo) { |
| PartitionInfo other = (PartitionInfo) o; |
| return other.myGroupId == myGroupId && other.myIdInGroup == myIdInGroup |
| && other.numGroups == numGroups && other.myGroupSize == myGroupSize |
| && other.numWorkers == numWorkers && other.myGroupsRanges.equals(myGroupsRanges); |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| @Override |
| public String toString() { |
| return String.format( |
| "workers:%d groups:%d groupSize:%d groupId:%d idInGroup:%d #tablets:%d", numWorkers, |
| numGroups, myGroupSize, myGroupId, myIdInGroup, myGroupsRanges.size()); |
| } |
| } |