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Please note, a newer package azure-messaging-eventhubs for Azure Event Hubs is available at https://search.maven.org/artifact/com.azure/azure-messaging-eventhubs as of February 2020. While this package will continue to receive critical bug fixes, we strongly encourage you to upgrade. Read the migration guide at https://aka.ms/azsdk/java/migrate/eh for more details.

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// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.

package com.microsoft.azure.eventhubs.impl;

import org.apache.qpid.proton.engine.Session;

public final class TrackingUtil {
    public static final String TRACKING_ID_TOKEN_SEPARATOR = "_";

    private TrackingUtil() {
    }

    public static String getLinkName(final Session session) {
        // LN_1479943074829_ea9cac_8b_G27
        final String linkNamePrefix = StringUtil.getRandomString("LN");
        return session.getConnection() != null && !StringUtil.isNullOrEmpty(session.getConnection().getRemoteContainer())
                ? linkNamePrefix.concat(TrackingUtil.TRACKING_ID_TOKEN_SEPARATOR).concat(session.getConnection().getRemoteContainer()
                        .substring(Math.max(session.getConnection().getRemoteContainer().length() - 7, 0)))
                : linkNamePrefix;
    }
}