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Diffstat (limited to 'qpid/wcf/src/Apache/Qpid/AmqpTypes/AmqpProperties.cs')
| -rw-r--r-- | qpid/wcf/src/Apache/Qpid/AmqpTypes/AmqpProperties.cs | 301 |
1 files changed, 301 insertions, 0 deletions
diff --git a/qpid/wcf/src/Apache/Qpid/AmqpTypes/AmqpProperties.cs b/qpid/wcf/src/Apache/Qpid/AmqpTypes/AmqpProperties.cs new file mode 100644 index 0000000000..4099571fe0 --- /dev/null +++ b/qpid/wcf/src/Apache/Qpid/AmqpTypes/AmqpProperties.cs @@ -0,0 +1,301 @@ +/* +* 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.AmqpTypes +{ + using System; + using System.IO; + using System.Collections.Generic; + using System.Text; + + public class AmqpProperties + { + // AMQP 0-10 delivery properties + private bool durable; + private Nullable<TimeSpan> timeToLive; + private string subject; + + // AMQP 0-10 message properties + private string replyToExchange; + private string replyToRoutingKey; + private byte[] userId; + private byte[] correlationId; + private string contentType; + + // for application and vendor properties + Dictionary<String, AmqpType> propertyMap; + + public AmqpProperties() + { + } + + // AMQP 0-10 "message.delivery-properties + internal bool HasDeliveryProperties + { + get + { + return ((this.subject != null) || this.durable || this.timeToLive.HasValue); + } + } + + internal bool HasMappedProperties + { + get + { + if (this.propertyMap != null) + { + if (this.propertyMap.Count > 0) + { + return true; + } + } + + return false; + } + } + + // AMQP 0-10 "message.message-properties" + internal bool HasMessageProperties + { + get + { + if ((this.replyToExchange != null) || + (this.replyToRoutingKey != null) || + (this.userId != null) || + (this.correlationId != null) || + (this.contentType != null)) + { + return true; + } + + if (this.propertyMap == null) + { + return false; + } + + return (this.propertyMap.Count != 0); + } + } + + public Dictionary<String, AmqpType> PropertyMap + { + get + { + if (this.propertyMap == null) + { + this.propertyMap = new Dictionary<string, AmqpType>(); + } + return propertyMap; + } + set { this.propertyMap = value; } + } + + internal bool Empty + { + get + { + if (this.HasDeliveryProperties || this.HasMessageProperties) + { + return true; + } + return false; + } + } + + public string ContentType + { + get { return contentType; } + // TODO: validate + set { contentType = value; } + } + + public byte[] CorrelationId + { + get { return correlationId; } + set + { + if (value != null) + { + if (value.Length > 65535) + { + throw new ArgumentException("CorrelationId too big"); + } + } + correlationId = value; + } + } + + public byte[] UserId + { + get { return userId; } + set + { + if (value != null) + { + if (value.Length > 65535) + { + throw new ArgumentException("UserId too big"); + } + } + userId = value; + } + } + + public TimeSpan? TimeToLive + { + get { return this.timeToLive; } + set { this.timeToLive = value; } + } + + /// <summary> + /// Obsolete: switch to AMQP 1.0 "Subject" naming + /// </summary> + public string RoutingKey + { + get { return this.subject; } + set { this.subject = value; } + } + + public string Subject + { + get { return this.subject; } + set { this.subject = value; } + } + + public string ReplyToExchange + { + get { return this.replyToExchange; } + } + + public string ReplyToRoutingKey + { + get { return this.replyToRoutingKey; } + } + + // this changes from 0-10 to 1.0 + public void SetReplyTo(string exchange, string routingKey) + { + if ((exchange == null && routingKey == null)) + { + throw new ArgumentNullException("SetReplyTo"); + } + + this.replyToExchange = exchange; + this.replyToRoutingKey = routingKey; + } + + public bool Durable + { + get { return durable; } + set { durable = value; } + } + + public void Clear() + { + this.timeToLive = null; + this.subject = null; + this.replyToRoutingKey = null; + this.replyToExchange = null; + this.durable = false; + this.contentType = null; + this.userId = null; + this.correlationId = null; + this.propertyMap = null; + } + + public AmqpProperties Clone() + { + // memberwise clone ok for string, byte[], and value types + AmqpProperties clonedProps = (AmqpProperties)this.MemberwiseClone(); + + // deeper copy for the dictionary + if (this.propertyMap != null) + { + if (this.propertyMap.Count > 0) + { + Dictionary<string, AmqpType> clonedDictionary = new Dictionary<string, AmqpType>(this.propertyMap.Count); + foreach (KeyValuePair<string, AmqpType> original in this.propertyMap) + { + clonedDictionary.Add(original.Key, original.Value.Clone()); + } + + clonedProps.propertyMap = clonedDictionary; + } + else + { + clonedProps.propertyMap = null; + } + } + return clonedProps; + } + + // adds/replaces from the other AmqpProperty object. + // just inserts references, i.e. provides shallow copy semantics (see Clone for deep copy) + public void MergeFrom(AmqpProperties other) + { + if (other.timeToLive.HasValue) + { + this.timeToLive = other.timeToLive; + } + + if ((other.replyToRoutingKey != null) || (other.replyToExchange != null)) + { + this.replyToExchange = other.replyToExchange; + this.replyToRoutingKey = other.replyToRoutingKey; + } + + if (other.subject != null) + { + this.subject = other.subject; + } + + if (other.durable) + { + this.durable = true; + } + + if (other.contentType != null) + { + this.contentType = other.contentType; + } + + if (other.correlationId != null) + { + this.correlationId = other.correlationId; + } + + if (other.userId != null) + { + this.userId = other.userId; + } + + if (other.propertyMap != null) + { + if (other.propertyMap.Count > 0) + { + Dictionary<string, AmqpType> thisMap = this.PropertyMap; + foreach (KeyValuePair<string, AmqpType> kvp in other.propertyMap) + { + thisMap[kvp.Key] = kvp.Value; + } + } + } + } + } +} |