/// <summary>
/// Initializes a message with an AmqpValue body. The body must be a defined AMQP type.
/// </summary>
/// <param name="body">the object stored in the AmqpValue section.</param>
public Message(object body)
{
this.BodySection = new AmqpValue()
{
Value = body
};
}
public object GetObject()
{
RestrictedDescribed body = amqpMessage.BodySection;
if (body == null)
{
return(null);
}
else if (body is AmqpValue)
{
AmqpValue value = body as AmqpValue;
return(value.Value);
}
else if (body is Data)
{
return((body as Data).Binary);
}
else if (body is AmqpSequence)
{
return((body as AmqpSequence).List);
}
else
{
throw new IllegalStateException("Unexpected body type: " + body.GetType().Name);
}
}
static void EncodeIfNotNull(RestrictedDescribed section, ByteBuffer buffer)
{
if (section != null)
{
section.Encode(buffer);
}
}
static int GetEstimatedBodySize(RestrictedDescribed body)
{
var data = body as Data;
if (data != null)
{
if (data.Buffer != null)
{
return(data.Buffer.Length);
}
else
{
return(data.Binary.Length);
}
}
var value = body as AmqpValue;
if (value != null)
{
var b = value.Value as byte[];
if (b != null)
{
return(b.Length);
}
var f = value.Value as ByteBuffer;
if (f != null)
{
return(f.Length);
}
}
return(64);
}
/// <summary>
/// Initializes a message from an object as the body. The object is wrapped
/// in an <see cref="AmqpValue"/> section. To control the body section type,
/// create an empty message and set <see cref="Message.BodySection"/> to either
/// <see cref="AmqpValue"/>, <see cref="Data"/> or <see cref="AmqpSequence"/>.
/// </summary>
/// <param name="body">the object stored in the AmqpValue section.</param>
public Message(object body)
{
#if (NETFX || NETFX40 || NETFX35)
this.BodySection = new AmqpValue <object>(body);
#else
this.BodySection = new AmqpValue()
{
Value = body
};
#endif
}
private static AmqpNmsMessageFacade CreateWithoutAnnotation(RestrictedDescribed body, Properties properties)
{
Symbol contentType = GetContentType(properties);
if (body is Data || body is null)
{
if (IsContentType(SymbolUtil.OCTET_STREAM_CONTENT_TYPE, contentType) || IsContentType(null, contentType))
{
return(new AmqpNmsBytesMessageFacade());
}
else if (IsContentType(SymbolUtil.SERIALIZED_DOTNET_OBJECT_CONTENT_TYPE, contentType))
{
return(new AmqpNmsObjectMessageFacade());
}
else
{
if (IsTextualContent(contentType))
{
return(new AmqpNmsTextMessageFacade());
}
else
{
return(new AmqpNmsBytesMessageFacade());
}
}
}
else if (body is AmqpValue amqpValue)
{
object value = amqpValue.Value;
if (value == null || value is string)
{
return(new AmqpNmsTextMessageFacade());
}
else if (value is byte[])
{
return(new AmqpNmsBytesMessageFacade());
}
else
{
return(new AmqpNmsObjectMessageFacade());
}
}
else if (body is AmqpSequence)
{
return(new AmqpNmsObjectMessageFacade());
}
return(null);
}
public void TestSetObjectOnNewAmqpTypedMessage()
{
String content = "myStringContent";
AmqpNmsObjectMessageFacade amqpObjectMessageFacade = CreateNewObjectMessageFacade(true);
amqpObjectMessageFacade.Body = content;
// retrieve the body from the underlying message, check it matches expectation
RestrictedDescribed section = amqpObjectMessageFacade.Message.BodySection;
Assert.NotNull(section);
Assert.IsInstanceOf <AmqpValue>(section);
Assert.AreEqual(content, ((AmqpValue)section).Value);
}
private Data GetBinaryFromBody()
{
RestrictedDescribed body = Message.BodySection;
Data result = EMPTY_DATA;
if (body == null)
{
return(result);
}
else if (body is Data)
{
byte[] binary = (body as Data).Binary;
if (binary != null && binary.Length != 0)
{
return(body as Data);
}
}
else if (body is AmqpValue)
{
object value = (body as AmqpValue).Value;
if (value == null)
{
return(result);
}
if (value is byte[])
{
byte[] dataValue = value as byte[];
if (dataValue.Length > 0)
{
result = new Data();
result.Binary = dataValue;
}
}
else
{
throw new IllegalStateException("Unexpected Amqp value content-type: " + value.GetType().FullName);
}
}
else
{
throw new IllegalStateException("Unexpected body content-type: " + body.GetType().FullName);
}
return(result);
}
public void TestSetObjectOnNewMessage()
{
String content = "myStringContent";
AmqpNmsObjectMessageFacade amqpObjectMessageFacade = CreateNewObjectMessageFacade();
amqpObjectMessageFacade.Body = content;
var bytes = GetSerializedBytes(content);
// retrieve the bytes from the underlying message, check they match expectation
RestrictedDescribed messageBodySection = amqpObjectMessageFacade.Message.BodySection;
Assert.NotNull(messageBodySection);
Assert.IsInstanceOf <Data>(messageBodySection);
CollectionAssert.AreEqual(bytes, ((Data)messageBodySection).Binary, "Underlying message data section did not contain the expected bytes");
}
private string GetTextFromBody()
{
string result = string.Empty;
RestrictedDescribed body = this.message.BodySection;
if (body == null)
{
return(result);
}
else if (body is Data)
{
byte[] data = (body as Data).Binary;
result = DecodeBinaryBody(data);
}
else if (body is AmqpValue)
{
object value = (body as AmqpValue).Value;
if (value == null)
{
return(result);
}
else if (value is byte[])
{
result = DecodeBinaryBody(value as byte[]);
}
else if (value is string)
{
result = value as string;
}
else
{
throw new IllegalStateException("Unexpected Amqp value content-type: " + value.GetType().FullName);
}
}
else
{
throw new IllegalStateException("Unexpected body content-type: " + body.GetType().FullName);
}
return(result);
}
// Transport layer should call Codec to encode/decode frames. It ensures that
// all dependant static fields in other class are initialized correctly.
// NETMF does not track cross-class static field/ctor dependencies
public static void Encode(RestrictedDescribed command, ByteBuffer buffer)
{
Fx.Assert(command != null, "command is null!");
command.Encode(buffer);
}
