/**
* Copyright (C) 2010-2013 Alibaba Group Holding Limited
*
* Licensed 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 com.alibaba.rocketmq.tools.command.consumer;
import java.util.Set;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.Options;
import com.alibaba.rocketmq.common.MixAll;
import com.alibaba.rocketmq.tools.admin.DefaultMQAdminExt;
import com.alibaba.rocketmq.tools.command.CommandUtil;
import com.alibaba.rocketmq.tools.command.SubCommand;
/**
* 删除订阅组配置命令
*
* @author manhong.yqd<manhong.yqd@alibaba-inc.com>
* @since 2013-8-22
*/
public class DeleteSubscriptionGroupCommand implements SubCommand {
@Override
public String commandName() {
return "deleteSubGroup";
}
@Override
public String commandDesc() {
return "delete subscription group from broker.";
}
@Override
public Options buildCommandlineOptions(Options options) {
Option opt = new Option("b", "brokerAddr", true, "delete subscription group from which broker");
opt.setRequired(false);
options.addOption(opt);
opt = new Option("c", "clusterName", true, "delete subscription group from which cluster");
opt.setRequired(false);
options.addOption(opt);
opt = new Option("g", "groupName", true, "subscription group name");
opt.setRequired(true);
options.addOption(opt);
return options;
}
@Override
public void execute(CommandLine commandLine, Options options) {
DefaultMQAdminExt adminExt = new DefaultMQAdminExt();
adminExt.setInstanceName(Long.toString(System.currentTimeMillis()));
try {
// groupName
String groupName = commandLine.getOptionValue('g').trim();
if (commandLine.hasOption('b')) {
String addr = commandLine.getOptionValue('b').trim();
adminExt.start();
adminExt.deleteSubscriptionGroup(addr, groupName);
System.out.printf("delete subscription group [%s] from broker [%s] success.\n", groupName,
addr);
return;
}
else if (commandLine.hasOption('c')) {
String clusterName = commandLine.getOptionValue('c').trim();
adminExt.start();
Set<String> masterSet = CommandUtil.fetchMasterAddrByClusterName(adminExt, clusterName);
for (String master : masterSet) {
adminExt.deleteSubscriptionGroup(master, groupName);
System.out.printf(
"delete subscription group [%s] from broker [%s] in cluster [%s] success.\n",
groupName, master, clusterName);
}
return;
}
MixAll.printCommandLineHelp("mqadmin " + this.commandName(), options);
}
catch (Exception e) {
e.printStackTrace();
}
finally {
adminExt.shutdown();
}
}
}