SubscriptionType.java

/**
 * Copyright 2016 Yahoo 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.yahoo.pulsar.client.api;

/**
 * Types of subscription supported by Pulsar
 *
 *
 */
public enum SubscriptionType {
    /**
     * There can be only 1 consumer on the same topic with the same subscription name
     */
    Exclusive,

    /**
     * Multiple consumer will be able to use the same subscription name and the messages will be dispatched according to
     * a round-robin rotation between the connected consumers
     */
    Shared,

    /**
     * Multiple consumer will be able to use the same subscription name but only 1 consumer will receive the messages.
     * If that consumer disconnects, one of the other connected consumers will start receiving messages.
     */
    Failover
}