org.smartloli.kafka.eagle.plugins.KafkaGroupCommand Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jsql-client Show documentation

Intermediate DataSet use sql to query , Through the jsql-client , we can use sql to get results .

There is a newer version: 1.0.2

/**
 * 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.smartloli.kafka.eagle.plugins;

import java.util.Properties;

import org.apache.kafka.clients.CommonClientConfigs;

import kafka.admin.AdminClient;
import kafka.admin.AdminClient.ConsumerSummary;
import scala.Option;
import scala.collection.Iterator;
import scala.collection.immutable.List;

/**
 * Get the owner information stored in the Kafka in the bottom source through
 * the topic.
 * 
 * @author smartloli.
 *
 *         Created by Jan 20, 2017
 */
public class KafkaGroupCommand {

	public static String owners(String bootstrapServers, String group) {
		String target = "";
		Properties prop = new Properties();
		prop.put(CommonClientConfigs.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
		try {
			AdminClient adminClient = AdminClient.create(prop);
			Option> opts = adminClient.describeConsumerGroup(group);
			Iterator consumerSummarys = opts.get().iterator();
			while (consumerSummarys.hasNext()) {
				ConsumerSummary consumerSummary = consumerSummarys.next();
				target = consumerSummary.clientHost();
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		return target;
	}
	
	public static void main(String[] args) {
		System.out.println(owners("slave01:9094", "test33"));
	}

}