| /* |
| * 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.Stomp.Commands; |
| using Apache.NMS; |
| |
| namespace Apache.NMS.Stomp.Protocol |
| { |
| /// <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) || text[idx] == '-') |
| { |
| sbtext.Append(text[idx]); |
| } |
| else |
| { |
| break; |
| } |
| } |
| |
| if(sbtext.Length > 0) |
| { |
| return Int32.Parse(sbtext.ToString()); |
| } |
| |
| return 0; |
| } |
| |
| public static Destination ToDestination(string text) |
| { |
| if(text == null) |
| { |
| return null; |
| } |
| |
| int type = Destination.STOMP_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 = Destination.STOMP_TOPIC; |
| } |
| else if(lowertext.StartsWith("/temp-topic/")) |
| { |
| text = text.Substring("/temp-topic/".Length); |
| type = Destination.STOMP_TEMPORARY_TOPIC; |
| } |
| else if(lowertext.StartsWith("/temp-queue/")) |
| { |
| text = text.Substring("/temp-queue/".Length); |
| type = Destination.STOMP_TEMPORARY_QUEUE; |
| } |
| else if(lowertext.StartsWith("/remote-temp-topic/")) |
| { |
| type = Destination.STOMP_TEMPORARY_TOPIC; |
| } |
| else if(lowertext.StartsWith("/remote-temp-queue/")) |
| { |
| type = Destination.STOMP_TEMPORARY_QUEUE; |
| } |
| |
| return Destination.CreateDestination(type, text); |
| } |
| |
| public static string ToStomp(Destination 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(AcknowledgementMode ackMode) |
| { |
| if(ackMode == AcknowledgementMode.IndividualAcknowledge) |
| { |
| return "client-individual"; |
| } |
| else |
| { |
| return "client"; |
| } |
| } |
| |
| 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) |
| { |
| return id.ConnectionId.Value + ":" + id.Value; |
| } |
| |
| public static bool ToBool(string text, bool defaultValue) |
| { |
| if(text == null) |
| { |
| return defaultValue; |
| } |
| |
| return (0 == string.Compare("true", text, true)); |
| } |
| } |
| } |