org.nustaq.fastcast.config.ClusterConf Maven / Gradle / Ivy

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/*
 * Copyright 2014 Ruediger Moeller.
 *
 * 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 org.nustaq.fastcast.config;

import org.nustaq.fastcast.impl.Topic;
import org.nustaq.fastcast.transport.PhysicalTransport;
import org.nustaq.kson.Kson;
import org.nustaq.kson.KsonTypeMapper;

import java.io.File;

/**
 * Created by ruedi on 04.12.14.
 */
public class ClusterConf {
    public PhysicalTransportConf transports[];
    public TopicConf topics[];

    public PhysicalTransportConf[] getTransports() {
        return transports;
    }

    public ClusterConf transports(PhysicalTransportConf ... transports) {
        this.transports = transports;
        return this;
    }

    public TopicConf[] getTopics() {
        return topics;
    }

    public ClusterConf topics(TopicConf ... topics) {
        this.topics = topics;
        return this;
    }

    public TopicConf getTopic(String name) {
        for (int i = 0; i < topics.length; i++) {
            TopicConf topic = topics[i];
            if ( topic.getName() == null )
                throw new RuntimeException("unnamed topic. Please ensure each topic has a name assigned");
            if ( name.equalsIgnoreCase(topic.getName())) {
                topic.validateAfterRead();
                return topic;
            }
        }
        return null;
    }

    public static ClusterConf readFrom( String filePath ) throws Exception {
        return (ClusterConf) new Kson()
               .map(PublisherConf.class, SubscriberConf.class, TopicConf.class, ClusterConf.class)
               .readObject(new File(filePath));
    }

}