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Diffstat (limited to 'qpid/dotnet/Qpid.Messaging/MessageConsumerBuilder.cs')
-rw-r--r-- | qpid/dotnet/Qpid.Messaging/MessageConsumerBuilder.cs | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/qpid/dotnet/Qpid.Messaging/MessageConsumerBuilder.cs b/qpid/dotnet/Qpid.Messaging/MessageConsumerBuilder.cs new file mode 100644 index 0000000000..91a2371788 --- /dev/null +++ b/qpid/dotnet/Qpid.Messaging/MessageConsumerBuilder.cs @@ -0,0 +1,113 @@ +/* + * + * 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 +{ + /// <summary> + /// MessageConsumerBuilder provides a builder with a fluent interface to assist with creating message consumers on a channel. + /// + /// <p/><table id="crc"><caption>CRC Card</caption> + /// <tr><th> Responsibilities <th> Collaborations + /// <tr><td> Create message consumers from consume parameters. <td> <see cref="IChannel"> + /// </table> + /// </summary> + /// + /// <remarks>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.</remarks> + public class MessageConsumerBuilder + { + private bool _noLocal = false; + + private bool _exclusive = false; + + private bool _browse = 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 WithBrowse(bool browse) + { + _browse = browse; + 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, _browse); + } + } +} |