com.netflix.eureka2.client.transport.tcp.TcpDiscoveryClient Maven / Gradle / Ivy

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/*
 * Copyright 2014 Netflix, Inc.
 *
 * 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.netflix.eureka2.client.transport.tcp;

import com.netflix.eureka2.client.resolver.ServerResolver;
import com.netflix.eureka2.client.transport.ResolverBasedTransportClient;
import com.netflix.eureka2.client.transport.TransportClient;
import com.netflix.eureka2.transport.EurekaTransports;
import com.netflix.eureka2.transport.base.HeartBeatConnection;
import com.netflix.eureka2.transport.base.MessageConnectionMetrics;

/**
 * A {@link TransportClient} implementation for TCP based connections.
 *
 * @author Tomasz Bak
 */
public class TcpDiscoveryClient extends ResolverBasedTransportClient {

    // FIXME add an override from sys property for now
    private static final long HEARTBEAT_INTERVAL_MILLIS = Long.getLong(
            "eureka2.discovery.heartbeat.intervalMillis",
            HeartBeatConnection.DEFAULT_HEARTBEAT_INTERVAL_MILLIS
    );

    public TcpDiscoveryClient(ServerResolver resolver, EurekaTransports.Codec codec, MessageConnectionMetrics metrics) {
        super(resolver, EurekaTransports.discoveryPipeline(codec), metrics);
    }

    @Override
    public long getHeartbeatIntervalMillis() {
        return HEARTBEAT_INTERVAL_MILLIS;
    }
}