/* | |
* 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.Text; | |
using Apache.NMS.ActiveMQ.Commands; | |
using Apache.NMS; | |
namespace Apache.NMS.ActiveMQ.Transport.Stomp | |
{ | |
/// <summary> | |
/// Some <a href="http://stomp.codehaus.org/">STOMP</a> protocol conversion helper methods. | |
/// </summary> | |
public class StompHelper | |
{ | |
private static int ParseInt(string text) | |
{ | |
StringBuilder sbtext = new StringBuilder(); | |
for(int idx = 0; idx < text.Length; idx++) | |
{ | |
if(char.IsNumber(text, idx)) | |
{ | |
sbtext.Append(text[idx]); | |
} | |
else | |
{ | |
break; | |
} | |
} | |
if(sbtext.Length > 0) | |
{ | |
return Int32.Parse(sbtext.ToString()); | |
} | |
return 0; | |
} | |
public static ActiveMQDestination ToDestination(string text) | |
{ | |
if(text == null) | |
{ | |
return null; | |
} | |
int type = ActiveMQDestination.ACTIVEMQ_QUEUE; | |
string lowertext = text.ToLower(); | |
if(lowertext.StartsWith("/queue/")) | |
{ | |
text = text.Substring("/queue/".Length); | |
} | |
else if(lowertext.StartsWith("/topic/")) | |
{ | |
text = text.Substring("/topic/".Length); | |
type = ActiveMQDestination.ACTIVEMQ_TOPIC; | |
} | |
else if(lowertext.StartsWith("/temp-topic/")) | |
{ | |
text = text.Substring("/temp-topic/".Length); | |
type = ActiveMQDestination.ACTIVEMQ_TEMPORARY_TOPIC; | |
} | |
else if(lowertext.StartsWith("/temp-queue/")) | |
{ | |
text = text.Substring("/temp-queue/".Length); | |
type = ActiveMQDestination.ACTIVEMQ_TEMPORARY_QUEUE; | |
} | |
else if(lowertext.StartsWith("/remote-temp-topic/")) | |
{ | |
type = ActiveMQDestination.ACTIVEMQ_TEMPORARY_TOPIC; | |
} | |
else if(lowertext.StartsWith("/remote-temp-queue/")) | |
{ | |
type = ActiveMQDestination.ACTIVEMQ_TEMPORARY_QUEUE; | |
} | |
return ActiveMQDestination.CreateDestination(type, text); | |
} | |
public static string ToStomp(ActiveMQDestination destination) | |
{ | |
if(destination == null) | |
{ | |
return null; | |
} | |
switch (destination.DestinationType) | |
{ | |
case DestinationType.Topic: | |
return "/topic/" + destination.PhysicalName; | |
case DestinationType.TemporaryTopic: | |
if (destination.PhysicalName.ToLower().StartsWith("/remote-temp-topic/")) | |
{ | |
return destination.PhysicalName; | |
} | |
return "/temp-topic/" + destination.PhysicalName; | |
case DestinationType.TemporaryQueue: | |
if (destination.PhysicalName.ToLower().StartsWith("/remote-temp-queue/")) | |
{ | |
return destination.PhysicalName; | |
} | |
return "/temp-queue/" + destination.PhysicalName; | |
default: | |
return "/queue/" + destination.PhysicalName; | |
} | |
} | |
public static string ToStomp(ConsumerId id) | |
{ | |
return id.ConnectionId + ":" + id.SessionId + ":" + id.Value; | |
} | |
public static ConsumerId ToConsumerId(string text) | |
{ | |
if(text == null) | |
{ | |
return null; | |
} | |
ConsumerId answer = new ConsumerId(); | |
int idx = text.LastIndexOf(':'); | |
if (idx >= 0) | |
{ | |
try | |
{ | |
answer.Value = ParseInt(text.Substring(idx + 1)); | |
text = text.Substring(0, idx); | |
idx = text.LastIndexOf(':'); | |
if (idx >= 0) | |
{ | |
try | |
{ | |
answer.SessionId = ParseInt(text.Substring(idx + 1)); | |
text = text.Substring(0, idx); | |
} | |
catch(Exception ex) | |
{ | |
Tracer.Debug(ex.Message); | |
} | |
} | |
} | |
catch(Exception ex) | |
{ | |
Tracer.Debug(ex.Message); | |
} | |
} | |
answer.ConnectionId = text; | |
return answer; | |
} | |
public static string ToStomp(ProducerId id) | |
{ | |
StringBuilder producerBuilder = new StringBuilder(); | |
producerBuilder.Append(id.ConnectionId); | |
producerBuilder.Append(":"); | |
producerBuilder.Append(id.SessionId); | |
producerBuilder.Append(":"); | |
producerBuilder.Append(id.Value); | |
return producerBuilder.ToString(); | |
} | |
public static ProducerId ToProducerId(string text) | |
{ | |
if(text == null) | |
{ | |
return null; | |
} | |
ProducerId answer = new ProducerId(); | |
int idx = text.LastIndexOf(':'); | |
if(idx >= 0) | |
{ | |
try | |
{ | |
answer.Value = ParseInt(text.Substring(idx + 1)); | |
text = text.Substring(0, idx); | |
idx = text.LastIndexOf(':'); | |
if (idx >= 0) | |
{ | |
answer.SessionId = ParseInt(text.Substring(idx + 1)); | |
text = text.Substring(0, idx); | |
} | |
} | |
catch(Exception ex) | |
{ | |
Tracer.Debug(ex.Message); | |
} | |
} | |
answer.ConnectionId = text; | |
return answer; | |
} | |
public static string ToStomp(MessageId id) | |
{ | |
StringBuilder messageBuilder = new StringBuilder(); | |
messageBuilder.Append(ToStomp(id.ProducerId)); | |
messageBuilder.Append(":"); | |
messageBuilder.Append(id.ProducerSequenceId); | |
return messageBuilder.ToString(); | |
} | |
public static MessageId ToMessageId(string text) | |
{ | |
if(text == null) | |
{ | |
return null; | |
} | |
MessageId answer = new MessageId(); | |
int idx = text.LastIndexOf(':'); | |
if (idx >= 0) | |
{ | |
try | |
{ | |
answer.ProducerSequenceId = ParseInt(text.Substring(idx + 1)); | |
text = text.Substring(0, idx); | |
} | |
catch(Exception ex) | |
{ | |
Tracer.Debug(ex.Message); | |
} | |
} | |
answer.ProducerId = ToProducerId(text); | |
return answer; | |
} | |
public static string ToStomp(TransactionId id) | |
{ | |
if(id is LocalTransactionId) | |
{ | |
return ToStomp(id as LocalTransactionId); | |
} | |
return id.ToString(); | |
} | |
public static string ToStomp(LocalTransactionId transactionId) | |
{ | |
return transactionId.ConnectionId.Value + ":" + transactionId.Value; | |
} | |
public static bool ToBool(string text, bool defaultValue) | |
{ | |
if(text == null) | |
{ | |
return defaultValue; | |
} | |
return (0 == string.Compare("true", text, true)); | |
} | |
} | |
} |