diff options
Diffstat (limited to 'dotnet/Qpid.Client/Client/Message/AbstractQmsMessage.cs')
-rw-r--r-- | dotnet/Qpid.Client/Client/Message/AbstractQmsMessage.cs | 1393 |
1 files changed, 699 insertions, 694 deletions
diff --git a/dotnet/Qpid.Client/Client/Message/AbstractQmsMessage.cs b/dotnet/Qpid.Client/Client/Message/AbstractQmsMessage.cs index 34b47137e5..4b38b1a293 100644 --- a/dotnet/Qpid.Client/Client/Message/AbstractQmsMessage.cs +++ b/dotnet/Qpid.Client/Client/Message/AbstractQmsMessage.cs @@ -1,694 +1,699 @@ -/* - * - * 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 System.Collections; -using System.Text; -using log4net; -using Apache.Qpid.Framing; -using Apache.Qpid.Messaging; -using Apache.Qpid.Buffer; - -namespace Apache.Qpid.Client.Message -{ - public abstract class AbstractQmsMessage : AMQMessage, IMessage - { - private static ILog log = LogManager.GetLogger(typeof(AbstractQmsMessage)); - - protected bool _redelivered; - - protected ByteBuffer _data; - protected bool _readableMessage = false; - private QpidHeaders _headers; - - protected AbstractQmsMessage(ByteBuffer data) - : base(new BasicContentHeaderProperties()) - { - Init(data); - } - - protected AbstractQmsMessage(long deliveryTag, BasicContentHeaderProperties contentHeader, ByteBuffer data) - : this(contentHeader, deliveryTag) - { - Init(data); - } - - protected AbstractQmsMessage(BasicContentHeaderProperties contentHeader, long deliveryTag) : base(contentHeader, deliveryTag) - { - Init(null); - } - - private void Init(ByteBuffer data) - { - _data = data; - if ( _data != null ) - { - _data.Acquire(); - } - _readableMessage = (data != null); - if ( ContentHeaderProperties.Headers == null ) - ContentHeaderProperties.Headers = new FieldTable(); - _headers = new QpidHeaders(ContentHeaderProperties.Headers); - } - - // - // Properties - // - - /// <summary> - /// The application message identifier - /// </summary> - public string MessageId - { - get - { - if (ContentHeaderProperties.MessageId == null) - { - ContentHeaderProperties.MessageId = "ID:" + DeliveryTag; - } - return ContentHeaderProperties.MessageId; - } - set { ContentHeaderProperties.MessageId = value; } - } - - /// <summary> - /// The message timestamp - /// </summary> - public long Timestamp - { - get - { - // TODO: look at ulong/long choice - return (long) ContentHeaderProperties.Timestamp; - } - set - { - ContentHeaderProperties.Timestamp = (ulong) value; - } - } - - /// <summary> - /// The <see cref="CorrelationId"/> as a byte array. - /// </summary> - public byte[] CorrelationIdAsBytes - { - get { return Encoding.Default.GetBytes(ContentHeaderProperties.CorrelationId); } - set { ContentHeaderProperties.CorrelationId = Encoding.Default.GetString(value); } - } - - /// <summary> - /// The application correlation identifier - /// </summary> - public string CorrelationId - { - get { return ContentHeaderProperties.CorrelationId; } - set { ContentHeaderProperties.CorrelationId = value; } - } - - struct Dest - { - public string ExchangeName; - public string RoutingKey; - - public Dest(string exchangeName, string routingKey) - { - ExchangeName = exchangeName; - RoutingKey = routingKey; - } - } - - /// <summary> - /// Exchange name of the reply-to address - /// </summary> - public string ReplyToExchangeName - { - get - { - return ReadReplyToHeader().ExchangeName; - } - set - { - BindingURL dest = ReadReplyToHeader(); - dest.ExchangeName = value; - WriteReplyToHeader(dest); - } - } - - /// <summary> - /// Routing key of the reply-to address - /// </summary> - public string ReplyToRoutingKey - { - get - { - return ReadReplyToHeader().RoutingKey; - } - set - { - BindingURL dest = ReadReplyToHeader(); - dest.RoutingKey = value; - WriteReplyToHeader(dest); - } - } - - /// <summary> - /// Non-persistent (1) or persistent (2) - /// </summary> - public DeliveryMode DeliveryMode - { - get - { - byte b = ContentHeaderProperties.DeliveryMode; - switch (b) - { - case 1: - return DeliveryMode.NonPersistent; - case 2: - return DeliveryMode.Persistent; - default: - throw new QpidException("Illegal value for delivery mode in content header properties"); - } - } - set - { - ContentHeaderProperties.DeliveryMode = (byte)(value==DeliveryMode.NonPersistent?1:2); - } - } - - /// <summary> - /// True, if this is a redelivered message - /// </summary> - public bool Redelivered - { - get { return _redelivered; } - set { _redelivered = value; } - } - - /// <summary> - /// The message type name - /// </summary> - public string Type - { - get { return ContentHeaderProperties.Type; } - set { ContentHeaderProperties.Type = value; } - } - - /// <summary> - /// Message expiration specification - /// </summary> - public long Expiration - { - get { return ContentHeaderProperties.Expiration; } - set { ContentHeaderProperties.Expiration = value; } - } - - /// <summary> - /// The message priority, 0 to 9 - /// </summary> - public byte Priority - { - get { return ContentHeaderProperties.Priority; } - set { ContentHeaderProperties.Priority = (byte) value; } - } - - /// <summary> - /// The MIME Content Type - /// </summary> - public string ContentType - { - get { return ContentHeaderProperties.ContentType; } - set { ContentHeaderProperties.ContentType = value; } - } - - /// <summary> - /// The MIME Content Encoding - /// </summary> - public string ContentEncoding - { - get { return ContentHeaderProperties.Encoding; } - set { ContentHeaderProperties.Encoding = value; } - } - - /// <summary> - /// Headers of this message - /// </summary> - public IHeaders Headers - { - get { return _headers; } - } - - /// <summary> - /// The creating user id - /// </summary> - public string UserId - { - get { return ContentHeaderProperties.UserId; } - set { ContentHeaderProperties.UserId = value; } - } - - /// <summary> - /// The creating application id - /// </summary> - public string AppId - { - get { return ContentHeaderProperties.AppId; } - set { ContentHeaderProperties.AppId = value; } - } - - /// <summary> - /// Intra-cluster routing identifier - /// </summary> - public string ClusterId - { - get { return ContentHeaderProperties.ClusterId; } - set { ContentHeaderProperties.ClusterId = value; } - } - - /// <summary> - /// Return the raw byte array that is used to populate the frame when sending - /// the message. - /// </summary> - /// <value>a byte array of message data</value> - public ByteBuffer Data - { - get - { - if (_data != null) - { - if (!_readableMessage) - { - _data.Flip(); - } - else - { - // Make sure we rewind the data just in case any method has moved the - // position beyond the start. - _data.Rewind(); - } - } - return _data; - } - - set - { - _data = value; - } - } - - public void Acknowledge() - { - // the JMS 1.1 spec says in section 3.6 that calls to acknowledge are ignored when client acknowledge - // is not specified. In our case, we only set the session field where client acknowledge mode is specified. - if (_channel != null) - { - // we set multiple to true here since acknowledgement implies acknowledge of all count messages - // received on the session - _channel.AcknowledgeMessage((ulong)DeliveryTag, true); - } - - } - - public abstract void ClearBodyImpl(); - - public void ClearBody() - { - ClearBodyImpl(); - _readableMessage = false; - } - - /// <summary> - /// Get a String representation of the body of the message. Used in the - /// toString() method which outputs this before message properties. - /// </summary> - /// <exception cref="QpidException"></exception> - public abstract string ToBodyString(); - - public override string ToString() - { - try - { - StringBuilder buf = new StringBuilder("Body:\n"); - buf.Append(ToBodyString()); - buf.Append("\nQmsTimestamp: ").Append(Timestamp); - buf.Append("\nQmsExpiration: ").Append(Expiration); - buf.Append("\nQmsPriority: ").Append(Priority); - buf.Append("\nQmsDeliveryMode: ").Append(DeliveryMode); - buf.Append("\nReplyToExchangeName: ").Append(ReplyToExchangeName); - buf.Append("\nReplyToRoutingKey: ").Append(ReplyToRoutingKey); - buf.Append("\nAMQ message number: ").Append(DeliveryTag); - buf.Append("\nProperties:"); - if (ContentHeaderProperties.Headers == null) - { - buf.Append("<NONE>"); - } - else - { - buf.Append(Headers.ToString()); - } - return buf.ToString(); - } - catch (Exception e) - { - return e.ToString(); - } - } - - public FieldTable PopulateHeadersFromMessageProperties() - { - if (ContentHeaderProperties.Headers == null) - { - return null; - } - else - { - // - // We need to convert every property into a String representation - // Note that type information is preserved in the property name - // - FieldTable table = new FieldTable(); - foreach (DictionaryEntry entry in ContentHeaderProperties.Headers) - { - string propertyName = (string) entry.Key; - if (propertyName == null) - { - continue; - } - else - { - table[propertyName] = entry.Value.ToString(); - } - } - return table; - } - } - - public BasicContentHeaderProperties ContentHeaderProperties - { - get - { - return (BasicContentHeaderProperties) _contentHeaderProperties; - } - } - - protected virtual void Reset() - { - _readableMessage = true; - } - - public bool IsReadable - { - get { return _readableMessage; } - } - - public bool isWritable - { - get { return !_readableMessage; } - } - - protected void CheckReadable() - { - if ( !_readableMessage ) - { - throw new MessageNotReadableException("You need to call reset() to make the message readable"); - } - } - - /// <summary> - /// Decodes the replyto field if one is set. - /// - /// Splits a replyto field containing an exchange name followed by a ':', followed by a routing key into the exchange name and - /// routing key seperately. The exchange name may be empty in which case the empty string is returned. If the exchange name is - /// empty the replyto field is expected to being with ':'. - /// - /// Anyhting other than a two part replyto field sperated with a ':' will result in an exception. - /// </summary> - /// - /// <returns>A destination initialized to the replyto location if a replyto field was set, or an empty destination otherwise.</returns> - private BindingURL ReadReplyToHeader() - { - string replyToEncoding = ContentHeaderProperties.ReplyTo; - //log.Debug("replyToEncoding = " + replyToEncoding); - - BindingURL bindingUrl = new BindingURL(replyToEncoding); - //log.Debug("bindingUrl = " + bindingUrl.ToString()); - - return bindingUrl; - - //log.Info("replyToEncoding = " + replyToEncoding); - -// if ( replyToEncoding == null ) -// { -// return new Dest(); -// } else -// { -// // Split the replyto field on a ':' -// string[] split = replyToEncoding.Split(':'); - -// // Ensure that the replyto field argument only consisted of two parts. -// if ( split.Length != 2 ) -// { -// throw new QpidException("Illegal value in ReplyTo property: " + replyToEncoding); -// } - -// // Extract the exchange name and routing key from the split replyto field. -// string exchangeName = split[0]; - -// string[] split2 = split[1].Split('/'); -// string routingKey = split2[3]; - -// return new Dest(exchangeName, routingKey); -// } - } - - private void WriteReplyToHeader(BindingURL dest) - { - string encodedDestination = string.Format("{0}:{1}", dest.ExchangeName, dest.RoutingKey); - ContentHeaderProperties.ReplyTo = encodedDestination; - } - } - - public class BindingURL - { - public readonly static string OPTION_EXCLUSIVE = "exclusive"; - public readonly static string OPTION_AUTODELETE = "autodelete"; - public readonly static string OPTION_DURABLE = "durable"; - public readonly static string OPTION_CLIENTID = "clientid"; - public readonly static string OPTION_SUBSCRIPTION = "subscription"; - public readonly static string OPTION_ROUTING_KEY = "routingkey"; - - /// <summary> Holds the undecoded URL </summary> - string url; - - /// <summary> Holds the decoded options. </summary> - IDictionary options = new Hashtable(); - - /// <summary> Holds the decoded exchange class. </summary> - string exchangeClass; - - /// <summary> Holds the decoded exchange name. </summary> - string exchangeName; - - /// <summary> Holds the destination name. </summary> - string destination; - - /// <summary> Holds the decoded queue name. </summary> - string queueName; - - /// <summary> - /// The binding URL has the format: - /// <exch_class>://<exch_name>/[<destination>]/[<queue>]?<option>='<value>'[,<option>='<value>']* - /// </summary> - public BindingURL(string url) - { - this.url = url; - Parse(); - } - - public string Url { get { return url; } } - - public string ExchangeClass - { - get { return exchangeClass; } - set { exchangeClass = value; } - } - - public string ExchangeName - { - get { return exchangeName; } - set { exchangeName = value; } - } - - public string QueueName - { - get { return queueName; } - set { queueName = value; } - } - - public string DestinationName - { - get { return destination; } - set { destination = value; } - } - - public string RoutingKey { - get { return (string)options[OPTION_ROUTING_KEY]; } - set { options[OPTION_ROUTING_KEY] = value; } - } - - public bool ContainsOption(string key) { return options.Contains(key); } - - public string ToString() - { - return "BindingURL: [ ExchangeClass = " + ExchangeClass + ", ExchangeName = " + ExchangeName + ", QueueName = " + QueueName + - ", DestinationName = " + DestinationName + ", RoutingKey = " + RoutingKey + " ] "; - } - - private void Parse() - { - Uri binding = new Uri(url); - - // Extract the URI scheme, this contains the exchange class. It is defaulted to the direct exchange if not specified. - string exchangeClass = binding.Scheme; - - if (exchangeClass == null) - { - url = ExchangeNameDefaults.DIRECT_EXCHANGE_CLASS + "://" + ExchangeNameDefaults.DIRECT + "//" + url; - Parse(); - - return; - } - else - { - this.exchangeClass = exchangeClass; - } - - // Extract the host name, this contains the exchange name. It is defaulted to the default direct exchange if not specified. - string exchangeName = binding.Host; - - if (exchangeName == null) - { - if (exchangeClass.Equals(ExchangeNameDefaults.DIRECT_EXCHANGE_CLASS)) - { - this.exchangeName = ""; - } - } - else - { - this.exchangeName = exchangeName; - } - - // Extract the destination and queue name. - if ((binding.AbsolutePath == null) || binding.AbsolutePath.Equals("")) - { - throw new UriFormatException("Destination or Queue required"); - } - else - { - int slashOffset = binding.AbsolutePath.IndexOf("/", 1); - if (slashOffset == -1) - { - throw new UriFormatException("Destination required"); - } - else - { - String path = binding.AbsolutePath; - - this.destination = path.Substring(1, slashOffset - 1); - this.queueName = path.Substring(slashOffset + 1); - } - } - - ParseOptions(options, binding.Query); - - // If the routing key is not set as an option, set it to the destination name. - if (!ContainsOption(OPTION_ROUTING_KEY)) - { - options[OPTION_ROUTING_KEY] = destination; - } - } - - /// <summary> - /// options looks like this - /// brokerlist='tcp://host:port?option='value',option='value';vm://:3/virtualpath?option='value'',failover='method?option='value',option='value' - /// </summary> - public static void ParseOptions(IDictionary optionMap, string options) - { - // Check that there really are some options to parse. - if ((options == null) || (options.IndexOf('=') == -1)) - { - return; - } - - int optionIndex = options.IndexOf('='); - string option = options.Substring(0, optionIndex); - int length = options.Length; - int nestedQuotes = 0; - - // Holds the index of the final "'". - int valueIndex = optionIndex; - - // Loop over all the options.Dest - while ((nestedQuotes > 0) || (valueIndex < length)) - { - valueIndex++; - - if (valueIndex >= length) - { - break; - } - - if (options[valueIndex] == '\'') - { - if ((valueIndex + 1) < options.Length) - { - if ((options[valueIndex + 1] == '&') || - (options[valueIndex + 1] == ',') || - (options[valueIndex + 1] == ';') || - (options[valueIndex + 1] == '\'')) - { - nestedQuotes--; - - if (nestedQuotes == 0) - { - // We've found the value of an option - break; - } - } - else - { - nestedQuotes++; - } - } - else - { - // We are at the end of the string - // Check to see if we are corectly closing quotes - if (options[valueIndex] == '\'') - { - nestedQuotes--; - } - - break; - } - } - } - } - } -} +/*
+ *
+ * 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 System.Collections;
+using System.Text;
+using log4net;
+using Apache.Qpid.Framing;
+using Apache.Qpid.Messaging;
+using Apache.Qpid.Buffer;
+
+namespace Apache.Qpid.Client.Message
+{
+ public abstract class AbstractQmsMessage : AMQMessage, IMessage
+ {
+ private static ILog log = LogManager.GetLogger(typeof(AbstractQmsMessage));
+
+ protected bool _redelivered;
+
+ protected ByteBuffer _data;
+ protected bool _readableMessage = false;
+ private QpidHeaders _headers;
+
+ protected AbstractQmsMessage(ByteBuffer data)
+ : base(new BasicContentHeaderProperties())
+ {
+ Init(data);
+ }
+
+ protected AbstractQmsMessage(long deliveryTag, BasicContentHeaderProperties contentHeader, ByteBuffer data)
+ : this(contentHeader, deliveryTag)
+ {
+ Init(data);
+ }
+
+ protected AbstractQmsMessage(BasicContentHeaderProperties contentHeader, long deliveryTag) : base(contentHeader, deliveryTag)
+ {
+ Init(null);
+ }
+
+ private void Init(ByteBuffer data)
+ {
+ _data = data;
+ if ( _data != null )
+ {
+ _data.Acquire();
+ }
+ _readableMessage = (data != null);
+ if ( ContentHeaderProperties.Headers == null )
+ ContentHeaderProperties.Headers = new FieldTable();
+ _headers = new QpidHeaders(ContentHeaderProperties.Headers);
+ }
+
+ //
+ // Properties
+ //
+
+ /// <summary>
+ /// The application message identifier
+ /// </summary>
+ public string MessageId
+ {
+ get
+ {
+ if (ContentHeaderProperties.MessageId == null)
+ {
+ ContentHeaderProperties.MessageId = "ID:" + DeliveryTag;
+ }
+ return ContentHeaderProperties.MessageId;
+ }
+ set { ContentHeaderProperties.MessageId = value; }
+ }
+
+ /// <summary>
+ /// The message timestamp
+ /// </summary>
+ public long Timestamp
+ {
+ get
+ {
+ // TODO: look at ulong/long choice
+ return (long) ContentHeaderProperties.Timestamp;
+ }
+ set
+ {
+ ContentHeaderProperties.Timestamp = (ulong) value;
+ }
+ }
+
+ /// <summary>
+ /// The <see cref="CorrelationId"/> as a byte array.
+ /// </summary>
+ public byte[] CorrelationIdAsBytes
+ {
+ get { return Encoding.Default.GetBytes(ContentHeaderProperties.CorrelationId); }
+ set { ContentHeaderProperties.CorrelationId = Encoding.Default.GetString(value); }
+ }
+
+ /// <summary>
+ /// The application correlation identifier
+ /// </summary>
+ public string CorrelationId
+ {
+ get { return ContentHeaderProperties.CorrelationId; }
+ set { ContentHeaderProperties.CorrelationId = value; }
+ }
+
+ struct Dest
+ {
+ public string ExchangeName;
+ public string RoutingKey;
+
+ public Dest(string exchangeName, string routingKey)
+ {
+ ExchangeName = exchangeName;
+ RoutingKey = routingKey;
+ }
+ }
+
+ /// <summary>
+ /// Exchange name of the reply-to address
+ /// </summary>
+ public string ReplyToExchangeName
+ {
+ get
+ {
+ return ReadReplyToHeader().ExchangeName;
+ }
+ set
+ {
+ BindingURL dest = ReadReplyToHeader();
+ dest.ExchangeName = value;
+ WriteReplyToHeader(dest);
+ }
+ }
+
+ /// <summary>
+ /// Routing key of the reply-to address
+ /// </summary>
+ public string ReplyToRoutingKey
+ {
+ get
+ {
+ return ReadReplyToHeader().RoutingKey;
+ }
+ set
+ {
+ BindingURL dest = ReadReplyToHeader();
+ dest.RoutingKey = value;
+ WriteReplyToHeader(dest);
+ }
+ }
+
+ /// <summary>
+ /// Non-persistent (1) or persistent (2)
+ /// </summary>
+ public DeliveryMode DeliveryMode
+ {
+ get
+ {
+ byte b = ContentHeaderProperties.DeliveryMode;
+ switch (b)
+ {
+ case 1:
+ return DeliveryMode.NonPersistent;
+ case 2:
+ return DeliveryMode.Persistent;
+ default:
+ throw new QpidException("Illegal value for delivery mode in content header properties");
+ }
+ }
+ set
+ {
+ ContentHeaderProperties.DeliveryMode = (byte)(value==DeliveryMode.NonPersistent?1:2);
+ }
+ }
+
+ /// <summary>
+ /// True, if this is a redelivered message
+ /// </summary>
+ public bool Redelivered
+ {
+ get { return _redelivered; }
+ set { _redelivered = value; }
+ }
+
+ /// <summary>
+ /// The message type name
+ /// </summary>
+ public string Type
+ {
+ get { return ContentHeaderProperties.Type; }
+ set { ContentHeaderProperties.Type = value; }
+ }
+
+ /// <summary>
+ /// Message expiration specification
+ /// </summary>
+ public long Expiration
+ {
+ get { return ContentHeaderProperties.Expiration; }
+ set { ContentHeaderProperties.Expiration = value; }
+ }
+
+ /// <summary>
+ /// The message priority, 0 to 9
+ /// </summary>
+ public byte Priority
+ {
+ get { return ContentHeaderProperties.Priority; }
+ set { ContentHeaderProperties.Priority = (byte) value; }
+ }
+
+ /// <summary>
+ /// The MIME Content Type
+ /// </summary>
+ public string ContentType
+ {
+ get { return ContentHeaderProperties.ContentType; }
+ set { ContentHeaderProperties.ContentType = value; }
+ }
+
+ /// <summary>
+ /// The MIME Content Encoding
+ /// </summary>
+ public string ContentEncoding
+ {
+ get { return ContentHeaderProperties.Encoding; }
+ set { ContentHeaderProperties.Encoding = value; }
+ }
+
+ /// <summary>
+ /// Headers of this message
+ /// </summary>
+ public IHeaders Headers
+ {
+ get { return _headers; }
+ }
+
+ /// <summary>
+ /// The creating user id
+ /// </summary>
+ public string UserId
+ {
+ get { return ContentHeaderProperties.UserId; }
+ set { ContentHeaderProperties.UserId = value; }
+ }
+
+ /// <summary>
+ /// The creating application id
+ /// </summary>
+ public string AppId
+ {
+ get { return ContentHeaderProperties.AppId; }
+ set { ContentHeaderProperties.AppId = value; }
+ }
+
+ /// <summary>
+ /// Intra-cluster routing identifier
+ /// </summary>
+ public string ClusterId
+ {
+ get { return ContentHeaderProperties.ClusterId; }
+ set { ContentHeaderProperties.ClusterId = value; }
+ }
+
+ /// <summary>
+ /// Return the raw byte array that is used to populate the frame when sending
+ /// the message.
+ /// </summary>
+ /// <value>a byte array of message data</value>
+ public ByteBuffer Data
+ {
+ get
+ {
+ if (_data != null)
+ {
+ if (!_readableMessage)
+ {
+ _data.Flip();
+ }
+ else
+ {
+ // Make sure we rewind the data just in case any method has moved the
+ // position beyond the start.
+ _data.Rewind();
+ }
+ }
+ return _data;
+ }
+
+ set
+ {
+ _data = value;
+ }
+ }
+
+ public void Acknowledge()
+ {
+ // we set multiple to true here since acknowledgement implies acknowledge of all messages
+ // received on the session. That's a bit JMSy though.
+ Acknowledge(true);
+ }
+
+ public void Acknowledge(bool ackprevious)
+ {
+ // the JMS 1.1 spec says in section 3.6 that calls to acknowledge are ignored when client acknowledge
+ // is not specified. In our case, we only set the session field where client acknowledge mode is specified.
+ if (_channel != null)
+ {
+ _channel.AcknowledgeMessage((ulong)DeliveryTag, ackprevious);
+ }
+
+ }
+
+ public abstract void ClearBodyImpl();
+
+ public void ClearBody()
+ {
+ ClearBodyImpl();
+ _readableMessage = false;
+ }
+
+ /// <summary>
+ /// Get a String representation of the body of the message. Used in the
+ /// toString() method which outputs this before message properties.
+ /// </summary>
+ /// <exception cref="QpidException"></exception>
+ public abstract string ToBodyString();
+
+ public override string ToString()
+ {
+ try
+ {
+ StringBuilder buf = new StringBuilder("Body:\n");
+ buf.Append(ToBodyString());
+ buf.Append("\nQmsTimestamp: ").Append(Timestamp);
+ buf.Append("\nQmsExpiration: ").Append(Expiration);
+ buf.Append("\nQmsPriority: ").Append(Priority);
+ buf.Append("\nQmsDeliveryMode: ").Append(DeliveryMode);
+ buf.Append("\nReplyToExchangeName: ").Append(ReplyToExchangeName);
+ buf.Append("\nReplyToRoutingKey: ").Append(ReplyToRoutingKey);
+ buf.Append("\nAMQ message number: ").Append(DeliveryTag);
+ buf.Append("\nProperties:");
+ if (ContentHeaderProperties.Headers == null)
+ {
+ buf.Append("<NONE>");
+ }
+ else
+ {
+ buf.Append(Headers.ToString());
+ }
+ return buf.ToString();
+ }
+ catch (Exception e)
+ {
+ return e.ToString();
+ }
+ }
+
+ public FieldTable PopulateHeadersFromMessageProperties()
+ {
+ if (ContentHeaderProperties.Headers == null)
+ {
+ return null;
+ }
+ else
+ {
+ //
+ // We need to convert every property into a String representation
+ // Note that type information is preserved in the property name
+ //
+ FieldTable table = new FieldTable();
+ foreach (DictionaryEntry entry in ContentHeaderProperties.Headers)
+ {
+ string propertyName = (string) entry.Key;
+ if (propertyName == null)
+ {
+ continue;
+ }
+ else
+ {
+ table[propertyName] = entry.Value.ToString();
+ }
+ }
+ return table;
+ }
+ }
+
+ public BasicContentHeaderProperties ContentHeaderProperties
+ {
+ get
+ {
+ return (BasicContentHeaderProperties) _contentHeaderProperties;
+ }
+ }
+
+ protected virtual void Reset()
+ {
+ _readableMessage = true;
+ }
+
+ public bool IsReadable
+ {
+ get { return _readableMessage; }
+ }
+
+ public bool isWritable
+ {
+ get { return !_readableMessage; }
+ }
+
+ protected void CheckReadable()
+ {
+ if ( !_readableMessage )
+ {
+ throw new MessageNotReadableException("You need to call reset() to make the message readable");
+ }
+ }
+
+ /// <summary>
+ /// Decodes the replyto field if one is set.
+ ///
+ /// Splits a replyto field containing an exchange name followed by a ':', followed by a routing key into the exchange name and
+ /// routing key seperately. The exchange name may be empty in which case the empty string is returned. If the exchange name is
+ /// empty the replyto field is expected to being with ':'.
+ ///
+ /// Anyhting other than a two part replyto field sperated with a ':' will result in an exception.
+ /// </summary>
+ ///
+ /// <returns>A destination initialized to the replyto location if a replyto field was set, or an empty destination otherwise.</returns>
+ private BindingURL ReadReplyToHeader()
+ {
+ string replyToEncoding = ContentHeaderProperties.ReplyTo;
+ //log.Debug("replyToEncoding = " + replyToEncoding);
+
+ BindingURL bindingUrl = new BindingURL(replyToEncoding);
+ //log.Debug("bindingUrl = " + bindingUrl.ToString());
+
+ return bindingUrl;
+
+ //log.Info("replyToEncoding = " + replyToEncoding);
+
+// if ( replyToEncoding == null )
+// {
+// return new Dest();
+// } else
+// {
+// // Split the replyto field on a ':'
+// string[] split = replyToEncoding.Split(':');
+
+// // Ensure that the replyto field argument only consisted of two parts.
+// if ( split.Length != 2 )
+// {
+// throw new QpidException("Illegal value in ReplyTo property: " + replyToEncoding);
+// }
+
+// // Extract the exchange name and routing key from the split replyto field.
+// string exchangeName = split[0];
+
+// string[] split2 = split[1].Split('/');
+// string routingKey = split2[3];
+
+// return new Dest(exchangeName, routingKey);
+// }
+ }
+
+ private void WriteReplyToHeader(BindingURL dest)
+ {
+ string encodedDestination = string.Format("{0}:{1}", dest.ExchangeName, dest.RoutingKey);
+ ContentHeaderProperties.ReplyTo = encodedDestination;
+ }
+ }
+
+ public class BindingURL
+ {
+ public readonly static string OPTION_EXCLUSIVE = "exclusive";
+ public readonly static string OPTION_AUTODELETE = "autodelete";
+ public readonly static string OPTION_DURABLE = "durable";
+ public readonly static string OPTION_CLIENTID = "clientid";
+ public readonly static string OPTION_SUBSCRIPTION = "subscription";
+ public readonly static string OPTION_ROUTING_KEY = "routingkey";
+
+ /// <summary> Holds the undecoded URL </summary>
+ string url;
+
+ /// <summary> Holds the decoded options. </summary>
+ IDictionary options = new Hashtable();
+
+ /// <summary> Holds the decoded exchange class. </summary>
+ string exchangeClass;
+
+ /// <summary> Holds the decoded exchange name. </summary>
+ string exchangeName;
+
+ /// <summary> Holds the destination name. </summary>
+ string destination;
+
+ /// <summary> Holds the decoded queue name. </summary>
+ string queueName;
+
+ /// <summary>
+ /// The binding URL has the format:
+ /// <exch_class>://<exch_name>/[<destination>]/[<queue>]?<option>='<value>'[,<option>='<value>']*
+ /// </summary>
+ public BindingURL(string url)
+ {
+ this.url = url;
+ Parse();
+ }
+
+ public string Url { get { return url; } }
+
+ public string ExchangeClass
+ {
+ get { return exchangeClass; }
+ set { exchangeClass = value; }
+ }
+
+ public string ExchangeName
+ {
+ get { return exchangeName; }
+ set { exchangeName = value; }
+ }
+
+ public string QueueName
+ {
+ get { return queueName; }
+ set { queueName = value; }
+ }
+
+ public string DestinationName
+ {
+ get { return destination; }
+ set { destination = value; }
+ }
+
+ public string RoutingKey {
+ get { return (string)options[OPTION_ROUTING_KEY]; }
+ set { options[OPTION_ROUTING_KEY] = value; }
+ }
+
+ public bool ContainsOption(string key) { return options.Contains(key); }
+
+ public string ToString()
+ {
+ return "BindingURL: [ ExchangeClass = " + ExchangeClass + ", ExchangeName = " + ExchangeName + ", QueueName = " + QueueName +
+ ", DestinationName = " + DestinationName + ", RoutingKey = " + RoutingKey + " ] ";
+ }
+
+ private void Parse()
+ {
+ Uri binding = new Uri(url);
+
+ // Extract the URI scheme, this contains the exchange class. It is defaulted to the direct exchange if not specified.
+ string exchangeClass = binding.Scheme;
+
+ if (exchangeClass == null)
+ {
+ url = ExchangeNameDefaults.DIRECT_EXCHANGE_CLASS + "://" + ExchangeNameDefaults.DIRECT + "//" + url;
+ Parse();
+
+ return;
+ }
+ else
+ {
+ this.exchangeClass = exchangeClass;
+ }
+
+ // Extract the host name, this contains the exchange name. It is defaulted to the default direct exchange if not specified.
+ string exchangeName = binding.Host;
+
+ if (exchangeName == null)
+ {
+ if (exchangeClass.Equals(ExchangeNameDefaults.DIRECT_EXCHANGE_CLASS))
+ {
+ this.exchangeName = "";
+ }
+ }
+ else
+ {
+ this.exchangeName = exchangeName;
+ }
+
+ // Extract the destination and queue name.
+ if ((binding.AbsolutePath == null) || binding.AbsolutePath.Equals(""))
+ {
+ throw new UriFormatException("Destination or Queue required");
+ }
+ else
+ {
+ int slashOffset = binding.AbsolutePath.IndexOf("/", 1);
+ if (slashOffset == -1)
+ {
+ throw new UriFormatException("Destination required");
+ }
+ else
+ {
+ String path = binding.AbsolutePath;
+
+ this.destination = path.Substring(1, slashOffset - 1);
+ this.queueName = path.Substring(slashOffset + 1);
+ }
+ }
+
+ ParseOptions(options, binding.Query);
+
+ // If the routing key is not set as an option, set it to the destination name.
+ if (!ContainsOption(OPTION_ROUTING_KEY))
+ {
+ options[OPTION_ROUTING_KEY] = destination;
+ }
+ }
+
+ /// <summary>
+ /// options looks like this
+ /// brokerlist='tcp://host:port?option='value',option='value';vm://:3/virtualpath?option='value'',failover='method?option='value',option='value'
+ /// </summary>
+ public static void ParseOptions(IDictionary optionMap, string options)
+ {
+ // Check that there really are some options to parse.
+ if ((options == null) || (options.IndexOf('=') == -1))
+ {
+ return;
+ }
+
+ int optionIndex = options.IndexOf('=');
+ string option = options.Substring(0, optionIndex);
+ int length = options.Length;
+ int nestedQuotes = 0;
+
+ // Holds the index of the final "'".
+ int valueIndex = optionIndex;
+
+ // Loop over all the options.Dest
+ while ((nestedQuotes > 0) || (valueIndex < length))
+ {
+ valueIndex++;
+
+ if (valueIndex >= length)
+ {
+ break;
+ }
+
+ if (options[valueIndex] == '\'')
+ {
+ if ((valueIndex + 1) < options.Length)
+ {
+ if ((options[valueIndex + 1] == '&') ||
+ (options[valueIndex + 1] == ',') ||
+ (options[valueIndex + 1] == ';') ||
+ (options[valueIndex + 1] == '\''))
+ {
+ nestedQuotes--;
+
+ if (nestedQuotes == 0)
+ {
+ // We've found the value of an option
+ break;
+ }
+ }
+ else
+ {
+ nestedQuotes++;
+ }
+ }
+ else
+ {
+ // We are at the end of the string
+ // Check to see if we are corectly closing quotes
+ if (options[valueIndex] == '\'')
+ {
+ nestedQuotes--;
+ }
+
+ break;
+ }
+ }
+ }
+ }
+ }
+}
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