/* * * 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. * */ namespace Apache.Qpid.Messaging { /// /// MessageConsumerBuilder provides a builder with a fluent interface to assist with creating message consumers on a channel. /// ///

///
CRC Card
Responsibilities Collaborations ///
Create message consumers from consume parameters. ///
///

/// /// It may be better to replace the Create method with a DeclareBindAndCreate method, that declares and binds the consumers queue, /// as well as creating the consumer. This is a common use case, so the method will generally be usefull. Need to consider situations where /// the declare and bind is not to be done, for example when resubscribing to a durable subscription. There may be others too. public class MessageConsumerBuilder { private bool _noLocal = false; private bool _exclusive = false; //private bool _durable = false; //private string _subscriptionName = null; private IChannel _channel; private readonly string _queueName; private int _prefetchLow; private int _prefetchHigh; public MessageConsumerBuilder(IChannel channel, string queueName) { _channel = channel; _queueName = queueName; _prefetchHigh = _channel.DefaultPrefetchHigh; _prefetchLow = _channel.DefaultPrefetchLow; } public MessageConsumerBuilder WithPrefetchLow(int prefetchLow) { _prefetchLow = prefetchLow; return this; } public MessageConsumerBuilder WithPrefetchHigh(int prefetchHigh) { _prefetchHigh = prefetchHigh; return this; } public MessageConsumerBuilder WithNoLocal(bool noLocal) { _noLocal = noLocal; return this; } public MessageConsumerBuilder WithExclusive(bool exclusive) { _exclusive = exclusive; return this; } /* public MessageConsumerBuilder WithDurable(bool durable) { _durable = durable; return this; } */ /* public MessageConsumerBuilder WithSubscriptionName(string subscriptionName) { _subscriptionName = subscriptionName; return this; } */ public IMessageConsumer Create() { return _channel.CreateConsumer(_queueName, _prefetchLow, _prefetchHigh, _noLocal, _exclusive); } } }