| /* |
| * 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.geode.internal.cache; |
| |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.internal.cache.partitioned.Bucket; |
| |
| |
| /** |
| * This class encapsulates the Bucket Related heuristics/algos for a PR. |
| * |
| * |
| */ |
| class PartitionedRegionBucketMgmtHelper { |
| |
| /** |
| * |
| * @param b Bucket to evaluate |
| * @return true if it is allowed to be recovered |
| * @since GemFire 5.9 |
| */ |
| static boolean bucketIsAllowedOnThisHost(Bucket b, InternalDistributedMember moveSource) { |
| if (b.getDistributionManager().enforceUniqueZone()) { |
| Set<InternalDistributedMember> hostingMembers = b.getBucketOwners(); |
| Set<InternalDistributedMember> buddyMembers = |
| new HashSet(b.getDistributionManager().getMembersInThisZone()); |
| boolean disjoint = Collections.disjoint(hostingMembers, buddyMembers); |
| boolean sourceIsOneThisHost = moveSource != null && buddyMembers.contains(moveSource); |
| return disjoint || sourceIsOneThisHost; |
| } else { |
| return true; |
| } |
| } |
| } |