| /* |
| * |
| * 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.Qpid.Framing; |
| using Apache.Qpid.Messaging; |
| using Apache.Qpid.Buffer; |
| |
| namespace Apache.Qpid.Client.Message |
| { |
| public class QpidTextMessage : AbstractQmsMessage, ITextMessage |
| { |
| private string _decodedValue = null; |
| private static Encoding DEFAULT_ENCODING = Encoding.UTF8; |
| |
| internal QpidTextMessage() : this(null, null) |
| { |
| ContentEncoding = DEFAULT_ENCODING.BodyName; |
| } |
| |
| internal QpidTextMessage(ByteBuffer data, String encoding) : base(data) |
| { |
| ContentEncoding = encoding; |
| } |
| |
| internal QpidTextMessage(long deliveryTag, BasicContentHeaderProperties contentHeader, ByteBuffer data) |
| :base(deliveryTag, contentHeader, data) |
| { |
| } |
| |
| public override void ClearBodyImpl() |
| { |
| if (_data != null) |
| { |
| _data.Release(); |
| } |
| _data = null; |
| _decodedValue = null; |
| } |
| |
| public override string ToBodyString() |
| { |
| return Text; |
| } |
| |
| public string Text |
| { |
| get |
| { |
| if (_data == null && _decodedValue == null) |
| { |
| return null; |
| } |
| else if (_decodedValue != null) |
| { |
| return _decodedValue; |
| } |
| else |
| { |
| _data.Rewind(); |
| |
| // Read remaining bytes. |
| byte[] bytes = new byte[_data.Remaining]; |
| _data.GetBytes(bytes); |
| |
| // Convert to string based on encoding. |
| if (ContentHeaderProperties.Encoding != null) |
| { |
| // throw ArgumentException if the encoding is not supported |
| _decodedValue = Encoding.GetEncoding(ContentHeaderProperties.Encoding).GetString(bytes); |
| } |
| else |
| { |
| _decodedValue = DEFAULT_ENCODING.GetString(bytes); |
| } |
| return _decodedValue; |
| } |
| } |
| |
| set |
| { |
| byte[] bytes; |
| if (ContentHeaderProperties.Encoding == null) |
| { |
| bytes = Encoding.Default.GetBytes(value); |
| } |
| else |
| { |
| // throw ArgumentException if the encoding is not supported |
| bytes = Encoding.GetEncoding(ContentHeaderProperties.Encoding).GetBytes(value); |
| } |
| _data = ByteBuffer.Wrap(bytes); |
| _decodedValue = value; |
| } |
| } |
| } |
| } |