
org.apache.rocketmq.tools.command.message.QueryMsgByKeySubCommand Maven / Gradle / Ivy
/*
* 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.rocketmq.tools.command.message;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.Options;
import org.apache.rocketmq.client.QueryResult;
import org.apache.rocketmq.client.exception.MQClientException;
import org.apache.rocketmq.common.message.MessageExt;
import org.apache.rocketmq.remoting.RPCHook;
import org.apache.rocketmq.tools.admin.DefaultMQAdminExt;
import org.apache.rocketmq.tools.command.SubCommand;
import org.apache.rocketmq.tools.command.SubCommandException;
public class QueryMsgByKeySubCommand implements SubCommand {
@Override
public String commandName() {
return "queryMsgByKey";
}
@Override
public String commandDesc() {
return "Query Message by Key";
}
@Override
public Options buildCommandlineOptions(Options options) {
Option opt = new Option("t", "topic", true, "topic name");
opt.setRequired(true);
options.addOption(opt);
opt = new Option("k", "msgKey", true, "Message Key");
opt.setRequired(true);
options.addOption(opt);
return options;
}
@Override
public void execute(CommandLine commandLine, Options options, RPCHook rpcHook) throws SubCommandException {
DefaultMQAdminExt defaultMQAdminExt = new DefaultMQAdminExt(rpcHook);
defaultMQAdminExt.setInstanceName(Long.toString(System.currentTimeMillis()));
try {
final String topic = commandLine.getOptionValue('t').trim();
final String key = commandLine.getOptionValue('k').trim();
this.queryByKey(defaultMQAdminExt, topic, key);
} catch (Exception e) {
throw new SubCommandException(this.getClass().getSimpleName() + " command failed", e);
} finally {
defaultMQAdminExt.shutdown();
}
}
private void queryByKey(final DefaultMQAdminExt admin, final String topic, final String key)
throws MQClientException, InterruptedException {
admin.start();
QueryResult queryResult = admin.queryMessage(topic, key, 64, 0, Long.MAX_VALUE);
System.out.printf("%-50s %4s %40s%n",
"#Message ID",
"#QID",
"#Offset");
for (MessageExt msg : queryResult.getMessageList()) {
System.out.printf("%-50s %4d %40d%n", msg.getMsgId(), msg.getQueueId(), msg.getQueueOffset());
}
}
}
© 2015 - 2025 Weber Informatics LLC | Privacy Policy