| /* |
| * 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.distributed.internal.membership.gms.membership; |
| |
| import static org.junit.Assert.assertNotNull; |
| |
| import org.apache.geode.distributed.Locator; |
| import org.apache.geode.distributed.internal.DistributionManager; |
| import org.apache.geode.distributed.internal.InternalDistributedSystem; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.distributed.internal.membership.gms.Services; |
| import org.apache.geode.distributed.internal.membership.gms.mgr.GMSMembershipManager; |
| import org.apache.geode.test.awaitility.GeodeAwaitility; |
| import org.apache.geode.test.dunit.WaitCriterion; |
| |
| public class GMSJoinLeaveTestHelper { |
| |
| public static void becomeCoordinatorForTest(GMSJoinLeave gmsJoinLeave) { |
| synchronized (gmsJoinLeave.getViewInstallationLock()) { |
| gmsJoinLeave.becomeCoordinator(); |
| } |
| } |
| |
| public static boolean isViewCreator() { |
| GMSJoinLeave gmsJoinLeave = getGmsJoinLeave(); |
| assertNotNull("There should be a JoinLeave for every DS", gmsJoinLeave); |
| return gmsJoinLeave.getView().getCreator().equals(gmsJoinLeave.getMemberID()); |
| } |
| |
| private static void waitCriterion() { |
| WaitCriterion waitCriterion = new WaitCriterion() { |
| @Override |
| public boolean done() { |
| try { |
| return getIDS() != null; |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| return false; // NOTREACHED |
| } |
| |
| @Override |
| public String description() { |
| return "Distributed system is null"; |
| } |
| }; |
| GeodeAwaitility.await().untilAsserted(waitCriterion); |
| } |
| |
| private static GMSJoinLeave getGmsJoinLeave() { |
| InternalDistributedSystem distributedSystem = getInternalDistributedSystem(); |
| DistributionManager dm = distributedSystem.getDM(); |
| GMSMembershipManager membershipManager = (GMSMembershipManager) dm.getMembershipManager(); |
| Services services = membershipManager.getServices(); |
| return (GMSJoinLeave) services.getJoinLeave(); |
| } |
| |
| public static InternalDistributedMember getCurrentCoordinator() { |
| return getGmsJoinLeave().getView().getCoordinator(); |
| } |
| |
| public static Integer getViewId() { |
| return getGmsJoinLeave().getView().getViewId(); |
| } |
| |
| public static InternalDistributedSystem getInternalDistributedSystem() { |
| waitCriterion(); |
| return getIDS(); |
| } |
| |
| private static InternalDistributedSystem getIDS() { |
| InternalDistributedSystem distributedSystem = InternalDistributedSystem.getAnyInstance(); |
| if (distributedSystem == null) { |
| Locator locator = Locator.getLocator(); |
| if (locator == null) { |
| return null; |
| } |
| return (InternalDistributedSystem) locator.getDistributedSystem(); |
| } else { |
| return distributedSystem; |
| } |
| } |
| } |