| /* |
| * 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. |
| */ |
| |
| using System; |
| using Amqp.Framing; |
| using Amqp.Types; |
| using Apache.NMS.AMQP.Provider.Amqp; |
| using Apache.NMS.AMQP.Provider.Amqp.Message; |
| |
| namespace Apache.NMS.AMQP.Util |
| { |
| public static class AmqpDestinationHelper |
| { |
| public static string GetDestinationAddress(IDestination destination, IAmqpConnection connection) |
| { |
| if (destination != null) |
| { |
| string qPrefix = null; |
| string tPrefix = null; |
| if (!destination.IsTemporary) |
| { |
| qPrefix = connection.QueuePrefix; |
| tPrefix = connection.TopicPrefix; |
| } |
| |
| string destinationName = null; |
| string prefix = null; |
| if (destination.IsQueue) |
| { |
| destinationName = (destination as IQueue)?.QueueName; |
| prefix = qPrefix ?? string.Empty; |
| } |
| else |
| { |
| destinationName = (destination as ITopic)?.TopicName; |
| prefix = tPrefix ?? string.Empty; |
| } |
| |
| if (destinationName != null) |
| { |
| if (!destinationName.StartsWith(prefix)) |
| { |
| destinationName = prefix + destinationName; |
| } |
| } |
| |
| return destinationName; |
| } |
| else |
| { |
| return null; |
| } |
| } |
| |
| public static IDestination GetDestination(AmqpNmsMessageFacade message, IAmqpConnection connection, IDestination consumerDestination) |
| { |
| string to = message.ToAddress; |
| |
| object typeAnnotation = message.GetMessageAnnotation(SymbolUtil.JMSX_OPT_DEST); |
| if (typeAnnotation != null) |
| { |
| byte type = Convert.ToByte(typeAnnotation); |
| string name = StripPrefixIfNecessary(to, connection, type); |
| return CreateDestination(name, type); |
| } |
| else |
| { |
| string name = StripPrefixIfNecessary(to, connection); |
| return CreateDestination(name, consumerDestination, false); |
| } |
| } |
| |
| public static IDestination GetReplyTo(AmqpNmsMessageFacade message, IAmqpConnection connection, IDestination consumerDestination) |
| { |
| string replyTo = message.ReplyToAddress; |
| |
| object typeAnnotation = message.GetMessageAnnotation(SymbolUtil.JMSX_OPT_REPLY_TO); |
| if (typeAnnotation != null) |
| { |
| byte type = Convert.ToByte(typeAnnotation); |
| string name = StripPrefixIfNecessary(replyTo, connection, type); |
| return CreateDestination(name, type); |
| } |
| else |
| { |
| string name = StripPrefixIfNecessary(replyTo, connection); |
| return CreateDestination(name, consumerDestination, true); |
| } |
| } |
| |
| private static string StripPrefixIfNecessary(string address, IAmqpConnection connection, byte type) |
| { |
| if (address == null) |
| return null; |
| |
| if (type == MessageSupport.JMS_DEST_TYPE_QUEUE) |
| { |
| string queuePrefix = connection.QueuePrefix; |
| if (queuePrefix != null && address.StartsWith(queuePrefix)) |
| { |
| return address.Substring(queuePrefix.Length); |
| } |
| } |
| else if (type == MessageSupport.JMS_DEST_TYPE_TOPIC) |
| { |
| string topicPrefix = connection.TopicPrefix; |
| if (topicPrefix != null && address.StartsWith(topicPrefix)) |
| { |
| return address.Substring(topicPrefix.Length); |
| } |
| } |
| |
| return address; |
| } |
| |
| private static string StripPrefixIfNecessary(string address, IAmqpConnection connection) |
| { |
| if (address == null) |
| return null; |
| |
| string queuePrefix = connection.QueuePrefix; |
| if (queuePrefix != null && address.StartsWith(queuePrefix)) |
| { |
| return address.Substring(queuePrefix.Length); |
| } |
| |
| string topicPrefix = connection.TopicPrefix; |
| if (topicPrefix != null && address.StartsWith(topicPrefix)) |
| { |
| return address.Substring(topicPrefix.Length); |
| } |
| |
| return address; |
| } |
| |
| private static IDestination CreateDestination(string address, byte typeByte) |
| { |
| if (address == null) |
| return null; |
| |
| switch (typeByte) |
| { |
| case MessageSupport.JMS_DEST_TYPE_QUEUE: |
| return new NmsQueue(address); |
| case MessageSupport.JMS_DEST_TYPE_TOPIC: |
| return new NmsTopic(address); |
| case MessageSupport.JMS_DEST_TYPE_TEMP_QUEUE: |
| NmsTemporaryQueue temporaryQueue = new NmsTemporaryQueue(address); |
| temporaryQueue.Address = address; |
| return temporaryQueue; |
| case MessageSupport.JMS_DEST_TYPE_TEMP_TOPIC: |
| NmsTemporaryTopic temporaryTopic = new NmsTemporaryTopic(address); |
| temporaryTopic.Address = address; |
| return temporaryTopic; |
| } |
| |
| // fall back to a Queue Destination since we need a real NMS destination |
| return new NmsQueue(address); |
| } |
| |
| private static IDestination CreateDestination(string address, IDestination consumerDestination, bool useConsumerDestForTypeOnly) |
| { |
| if (address == null) |
| { |
| return useConsumerDestForTypeOnly ? null : consumerDestination; |
| } |
| |
| if (consumerDestination.IsQueue) |
| { |
| if (consumerDestination.IsTemporary) |
| return new NmsTemporaryQueue(address); |
| else |
| return new NmsQueue(address); |
| } |
| else if (consumerDestination.IsTopic) |
| { |
| if (consumerDestination.IsTemporary) |
| return new NmsTemporaryTopic(address); |
| else |
| return new NmsTopic(address); |
| } |
| |
| // fall back to a Queue Destination since we need a real NMS destination |
| return new NmsQueue(address); |
| } |
| |
| public static void SetToAnnotationFromDestination(IDestination destination, MessageAnnotations annotations) |
| => SetAnnotationFromDestination(SymbolUtil.JMSX_OPT_DEST, destination, annotations); |
| |
| public static void SetReplyToAnnotationFromDestination(IDestination destination, MessageAnnotations annotations) |
| => SetAnnotationFromDestination(SymbolUtil.JMSX_OPT_REPLY_TO, destination, annotations); |
| |
| private static void SetAnnotationFromDestination(Symbol key, IDestination destination, MessageAnnotations annotations) |
| { |
| byte? typeValue = ToTypeAnnotation(destination); |
| |
| if (typeValue == null) |
| annotations.Map.Remove(key); |
| else |
| annotations.Map[key] = typeValue; |
| } |
| |
| private static byte? ToTypeAnnotation(IDestination destination) |
| { |
| if (destination == null) |
| return null; |
| |
| if (destination.IsQueue) |
| { |
| if (destination.IsTemporary) |
| return MessageSupport.JMS_DEST_TYPE_TEMP_QUEUE; |
| else |
| return MessageSupport.JMS_DEST_TYPE_QUEUE; |
| } |
| else if (destination.IsTopic) |
| { |
| if (destination.IsTemporary) |
| return MessageSupport.JMS_DEST_TYPE_TEMP_TOPIC; |
| else |
| return MessageSupport.JMS_DEST_TYPE_TOPIC; |
| } |
| |
| return null; |
| } |
| } |
| } |