org.apache.brooklyn.demo.KafkaClusterExample.java Source code

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Here is the source code for org.apache.brooklyn.demo.KafkaClusterExample.java

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/*
 * 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.brooklyn.demo;

import java.util.List;

import org.apache.brooklyn.entity.messaging.kafka.KafkaCluster;
import org.apache.brooklyn.api.entity.EntitySpec;
import org.apache.brooklyn.core.entity.Entities;
import org.apache.brooklyn.core.entity.factory.ApplicationBuilder;
import org.apache.brooklyn.launcher.BrooklynLauncher;
import org.apache.brooklyn.util.CommandLineUtil;

import com.google.common.collect.Lists;

/** Kafka Cluster Application */
public class KafkaClusterExample extends ApplicationBuilder {

    public static final String DEFAULT_LOCATION = "localhost";

    /** Configure the application. */
    protected void doBuild() {
        addChild(EntitySpec.create(KafkaCluster.class).configure("startTimeout", 300) // 5 minutes
                .configure("initialSize", 2));
        // TODO set application display name?
    }

    public static void main(String[] argv) {
        List<String> args = Lists.newArrayList(argv);
        String port = CommandLineUtil.getCommandLineOption(args, "--port", "8081+");
        String location = CommandLineUtil.getCommandLineOption(args, "--location", DEFAULT_LOCATION);

        BrooklynLauncher launcher = BrooklynLauncher.newInstance()
                .application(new KafkaClusterExample().appDisplayName("Kafka cluster application"))
                .webconsolePort(port).location(location).start();

        Entities.dumpInfo(launcher.getApplications());
    }
}