com.ibm.mqlight.api.QOS Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.ibm.mqlight.api;
/**
* An enumeration that describes the quality of service used to transfer message
* data between the client and the MQ Light server. For more details about qualities of
* service - please see https://developer.ibm.com/messaging/mq-light/docs/qos/
*/
public enum QOS {
/**
* Attempt to deliver the message at most once. With this quality of service messages
* may not be delivered, but they will never be delivered more than once.
*/
AT_MOST_ONCE,
/**
* Attempt to deliver the message at least once. With this quality of service messages
* may be delivered more than once, but they will never not be delivered.
*/
AT_LEAST_ONCE
}