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/*
 * ============LICENSE_START====================================
 * DCAEGEN2-SERVICES-SDK
 * =========================================================
 * Copyright (C) 2019 Nokia. All rights reserved.
 * =========================================================
 * 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.
 * ============LICENSE_END=====================================
 */

package org.onap.dcaegen2.services.sdk.rest.services.cbs.client.model.streams;

/**
 * The direction of the stream, ie. whether it's input ({@code SOURCE}) or output ({@code SINK}) stream.
 *
 * @author <a href="mailto:piotr.jaszczyk@nokia.com">Piotr Jaszczyk</a>
 * @since 1.1.4
 */
public enum DataStreamDirection {

    SINK("streams_publishes"),
    SOURCE("streams_subscribes");

    private final String configurationKey;

    DataStreamDirection(String configurationKey) {
        this.configurationKey = configurationKey;
    }

    /**
     * The configuration key under which the single stream definitions should reside.
     *
     * @return the configuration key
     */
    public String configurationKey() {
        return configurationKey;
    }
}