/**
* 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.broker;
import java.util.Iterator;
import java.util.Map.Entry;
import java.util.TreeMap;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.Options;
import com.alibaba.rocketmq.common.protocol.body.KVTable;
import com.alibaba.rocketmq.remoting.RPCHook;
import com.alibaba.rocketmq.tools.admin.DefaultMQAdminExt;
import com.alibaba.rocketmq.tools.command.SubCommand;
/**
* 获取Broker运行时统计信息
*
* @author shijia.wxr<vintage.wang@gmail.com>
* @since 2013-8-14
*/
public class BrokerStatusSubCommand implements SubCommand {
@Override
public String commandName() {
return "brokerStatus";
}
@Override
public String commandDesc() {
return "Fetch broker runtime status data";
}
@Override
public Options buildCommandlineOptions(Options options) {
Option opt = new Option("b", "brokerAddr", true, "Broker address");
opt.setRequired(true);
options.addOption(opt);
return options;
}
@Override
public void execute(CommandLine commandLine, Options options, RPCHook rpcHook) {
DefaultMQAdminExt defaultMQAdminExt = new DefaultMQAdminExt(rpcHook);
defaultMQAdminExt.setInstanceName(Long.toString(System.currentTimeMillis()));
try {
defaultMQAdminExt.start();
String brokerAddr = commandLine.getOptionValue('b').trim();
KVTable kvTable = defaultMQAdminExt.fetchBrokerRuntimeStats(brokerAddr);
// 为了排序
TreeMap<String, String> tmp = new TreeMap<String, String>();
tmp.putAll(kvTable.getTable());
Iterator<Entry<String, String>> it = tmp.entrySet().iterator();
while (it.hasNext()) {
Entry<String, String> next = it.next();
System.out.printf("%-32s: %s\n", next.getKey(), next.getValue());
}
}
catch (Exception e) {
e.printStackTrace();
}
finally {
defaultMQAdminExt.shutdown();
}
}
}