albertogpz commented on a change in pull request #7108: URL: https://github.com/apache/geode/pull/7108#discussion_r753431300
########## File path: geode-gfsh/src/main/java/org/apache/geode/management/internal/cli/commands/StopGatewaySenderCommandDelegateParallelImpl.java ########## @@ -0,0 +1,111 @@ +/* + * 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.management.internal.cli.commands; + +import java.util.ArrayList; +import java.util.Iterator; +import java.util.List; +import java.util.Set; +import java.util.concurrent.Callable; +import java.util.concurrent.ExecutionException; +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Future; + +import org.apache.geode.annotations.VisibleForTesting; +import org.apache.geode.cache.Cache; +import org.apache.geode.distributed.DistributedMember; +import org.apache.geode.logging.internal.executors.LoggingExecutors; +import org.apache.geode.management.internal.SystemManagementService; +import org.apache.geode.management.internal.cli.result.model.ResultModel; +import org.apache.geode.management.internal.cli.result.model.TabularResultModel; +import org.apache.geode.management.internal.i18n.CliStrings; + +class StopGatewaySenderCommandDelegateParallelImpl + implements StopGatewaySenderCommandDelegate { + + private final ExecutorService executorService; + private final SystemManagementService managementService; + private final StopGatewaySenderOnMemberFactory stopperOnMemberFactory; + + @VisibleForTesting + public StopGatewaySenderCommandDelegateParallelImpl(ExecutorService executorService, + SystemManagementService managementService, + StopGatewaySenderOnMemberFactory stopperOnMemberFactory) { + this.executorService = executorService; + this.managementService = managementService; + this.stopperOnMemberFactory = stopperOnMemberFactory; + } + + public StopGatewaySenderCommandDelegateParallelImpl(SystemManagementService managementService) { + executorService = LoggingExecutors.newCachedThreadPool("Stop Sender Command Thread ", true);; + stopperOnMemberFactory = new StopGatewaySenderOnMemberFactoryWithBeanImpl(); + this.managementService = managementService; + } + + public ResultModel executeStopGatewaySender(String id, Cache cache, + Set<DistributedMember> dsMembers) { + List<Callable<List<String>>> callables = new ArrayList<>(); + for (final DistributedMember member : dsMembers) { + callables.add(() -> stopperOnMemberFactory.create().executeStopGatewaySenderOnMember(id, + cache, managementService, member)); + } + + List<Future<List<String>>> futures; + try { + futures = executorService.invokeAll(callables); + } catch (InterruptedException ite) { + Thread.currentThread().interrupt(); + return ResultModel.createError( + CliStrings.format(CliStrings.GATEWAY_SENDER_STOP_0_COULD_NOT_BE_INVOKED_DUE_TO_1, id, + ite.getMessage())); + } finally { + executorService.shutdown(); + } + + return buildResultModelFromMembersResponses(id, dsMembers, futures); + } + + private ResultModel buildResultModelFromMembersResponses(String id, + Set<DistributedMember> dsMembers, List<Future<List<String>>> futures) { + ResultModel resultModel = new ResultModel(); + TabularResultModel resultData = resultModel.addTable(CliStrings.STOP_GATEWAYSENDER); + Iterator<DistributedMember> memberIterator = dsMembers.iterator(); + for (Future<List<String>> future : futures) { + DistributedMember member = memberIterator.next(); Review comment: I have created a `List` from the `dsMembers` `Set` and I have passed it to the method so that we can be sure that the order between the `dsMembers` and the `futures` is the same. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
