pl.allegro.tech.hermes.common.util.InetAddressInstanceIdResolver Maven / Gradle / Ivy

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Fast and reliable message broker built on top of Kafka.

There is a newer version: 2.6.21

package pl.allegro.tech.hermes.common.util;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.net.InetAddress;
import java.net.UnknownHostException;

public final class InetAddressInstanceIdResolver implements InstanceIdResolver {

    private static final Logger LOGGER = LoggerFactory.getLogger(InetAddressInstanceIdResolver.class);

    public InetAddressInstanceIdResolver() { }

    public String resolve() {
        String hostname = "hostname-could-not-be-detected";
        try {
            hostname = InetAddress.getLocalHost().getCanonicalHostName();
        } catch (UnknownHostException e) {
            LOGGER.warn("Could not determine hostname");
        }
        return hostname;
    }

}