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/*
*
* 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 Qpid.Framing;
using Qpid.Messaging;
namespace Qpid.Client.Message
{
public class QpidTextMessage : AbstractQmsMessage, ITextMessage
{
private const string MIME_TYPE = "text/plain";
private byte[] _data;
private string _decodedValue;
public QpidTextMessage() : this(null, null)
{
}
public QpidTextMessage(byte[] data, String encoding) : base()
{
// the superclass has instantied a content header at this point
ContentHeaderProperties.ContentType= MIME_TYPE;
_data = data;
ContentHeaderProperties.Encoding = encoding;
}
public QpidTextMessage(ulong messageNbr, byte[] data, BasicContentHeaderProperties contentHeader)
: base(messageNbr, contentHeader)
{
contentHeader.ContentType = MIME_TYPE;
_data = data;
}
public QpidTextMessage(byte[] data) : this(data, null)
{
}
public QpidTextMessage(string text)
{
Text = text;
}
public override void ClearBody()
{
_data = null;
_decodedValue = null;
}
public override string ToBodyString()
{
return Text;
}
public override byte[] Data
{
get
{
return _data;
}
set
{
_data = value;
}
}
public override string MimeType
{
get
{
return MIME_TYPE;
}
}
public string Text
{
get
{
if (_data == null && _decodedValue == null)
{
return null;
}
else if (_decodedValue != null)
{
return _decodedValue;
}
else
{
if (ContentHeaderProperties.Encoding != null)
{
// throw ArgumentException if the encoding is not supported
_decodedValue = Encoding.GetEncoding(ContentHeaderProperties.Encoding).GetString(_data);
}
else
{
_decodedValue = Encoding.Default.GetString(_data);
}
return _decodedValue;
}
}
set
{
if (ContentHeaderProperties.Encoding == null)
{
_data = Encoding.Default.GetBytes(value);
}
else
{
// throw ArgumentException if the encoding is not supported
_data = Encoding.GetEncoding(ContentHeaderProperties.Encoding).GetBytes(value);
}
_decodedValue = value;
}
}
}
}
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