public override object DecodeObject(ByteBuffer buffer, FormatCode formatCode)
{
if (formatCode == FormatCode.Described)
{
return(DescribedEncoding.Decode(buffer, formatCode));
}
else
{
return(AmqpEncoding.DecodeObject(buffer, formatCode));
}
}
public static DescribedType Decode(ByteBuffer buffer)
{
FormatCode formatCode;
if ((formatCode = AmqpEncoding.ReadFormatCode(buffer)) == FormatCode.Null)
{
return(null);
}
return(DescribedEncoding.Decode(buffer, formatCode));
}
public override object ReadObject(ByteBuffer buffer)
{
AmqpDescribedType describedType = DescribedEncoding.Decode(buffer);
if (describedType == null)
{
return(null);
}
else
{
if (!this.symbol.Equals(describedType.Descriptor))
{
throw new SerializationException(describedType.Descriptor.ToString());
}
return(this.setter((TAs)describedType.Value));
}
}
public void AmqpSerializerListEncodingTest()
{
Action <Person, Person> personValidator = (p1, p2) =>
{
Assert.IsNotNull(p2);
Assert.AreEqual(21, p2.Age, "Age should be increased by OnDeserialized");
Assert.AreEqual(p1.GetType().Name, p2.GetType().Name);
Assert.AreEqual(p1.DateOfBirth.Value, p2.DateOfBirth.Value);
Assert.AreEqual(p1.Properties.Count, p2.Properties.Count);
foreach (var k in p1.Properties.Keys)
{
Assert.AreEqual(p1.Properties[k], p2.Properties[k]);
}
};
Action <List <int>, List <int> > gradesValidator = (l1, l2) =>
{
if (l1 == null || l2 == null)
{
Assert.IsTrue(l1 == null && l2 == null);
return;
}
Assert.AreEqual(l1.Count, l2.Count);
for (int i = 0; i < l1.Count; ++i)
{
Assert.AreEqual(l1[i], l2[i]);
}
};
// Create an object to be serialized
Person p = new Student("Tom")
{
Address = new Address()
{
FullAddress = new string('B', 1024)
},
Grades = new List <int>()
{
1, 2, 3, 4, 5
}
};
p.Age = 20;
p.DateOfBirth = new DateTime(1980, 5, 12, 10, 2, 45, DateTimeKind.Utc);
p.Properties.Add("height", 6.1);
p.Properties.Add("male", true);
p.Properties.Add("nick-name", "big foot");
var stream = new MemoryStream(new byte[4096], 0, 4096, true, true);
AmqpContractSerializer.WriteObject(stream, p);
stream.Flush();
// Deserialize and verify
stream.Seek(0, SeekOrigin.Begin);
Person p3 = AmqpContractSerializer.ReadObject <Person>(stream);
personValidator(p, p3);
Assert.AreEqual(((Student)p).Address.FullAddress, ((Student)p3).Address.FullAddress);
gradesValidator(((Student)p).Grades, ((Student)p3).Grades);
// Inter-op: it should be an AMQP described list as other clients see it
stream.Seek(0, SeekOrigin.Begin);
DescribedType dl1 = DescribedEncoding.Decode(new ByteBuffer(stream.GetBuffer(), 0, (int)stream.Length));
Assert.AreEqual(dl1.Descriptor, 1ul);
List <object> lv = dl1.Value as List <object>;
Assert.IsNotNull(lv);
Assert.AreEqual(p.Name, lv[0]);
Assert.AreEqual(p.Age, lv[1]);
Assert.AreEqual(p.DateOfBirth.Value, lv[2]);
Assert.IsTrue(lv[3] is DescribedType, "Address is decribed type");
Assert.AreEqual(((DescribedType)lv[3]).Descriptor, 3ul);
Assert.AreEqual(((List <object>)((DescribedType)lv[3]).Value)[0], ((Student)p).Address.FullAddress);
Assert.IsTrue(lv[4] is AmqpMap, "Properties should be map");
Assert.AreEqual(((AmqpMap)lv[4])[new MapKey("height")], p.Properties["height"]);
Assert.AreEqual(((AmqpMap)lv[4])[new MapKey("male")], p.Properties["male"]);
Assert.AreEqual(((AmqpMap)lv[4])[new MapKey("nick-name")], p.Properties["nick-name"]);
Assert.IsTrue(lv[5] is List <object>);
// Non-default serializer
AmqpContractSerializer serializer = new AmqpContractSerializer();
ByteBuffer bf1 = new ByteBuffer(1024, true);
serializer.WriteObjectInternal(bf1, p);
Person p4 = serializer.ReadObjectInternal <Person, Person>(bf1);
personValidator(p, p4);
// Extensible: more items in the payload should not break
DescribedType dl2 = new DescribedType(
new AmqpSymbol("teacher"),
new List <object>()
{
"Jerry", 40, null, 50000, lv[4], null, null, "unknown-string", true, new AmqpSymbol("unknown-symbol")
});
ByteBuffer bf2 = new ByteBuffer(1024, true);
DescribedEncoding.Encode(dl2, bf2);
ULongEncoding.Encode(100, bf2);
Person p5 = serializer.ReadObjectInternal <Person, Person>(bf2);
Assert.IsTrue(p5 is Teacher);
Assert.AreEqual(100ul, AmqpCodec.DecodeULong(bf2)); // unknowns should be skipped
Assert.AreEqual(0, bf2.Length);
// teacher
Teacher teacher = new Teacher("Han");
teacher.Age = 30;
teacher.Sallary = 60000;
teacher.Classes = new Dictionary <int, string>()
{
{ 101, "CS" }, { 102, "Math" }, { 205, "Project" }
};
ByteBuffer bf3 = new ByteBuffer(1024, true);
serializer.WriteObjectInternal(bf3, teacher);
Person p6 = serializer.ReadObjectInternal <Person, Person>(bf3);
Assert.IsTrue(p6 is Teacher);
Assert.AreEqual(teacher.Age + 1, p6.Age);
Assert.AreEqual(teacher.Sallary * 2, ((Teacher)p6).Sallary);
Assert.AreEqual(teacher.Id, ((Teacher)p6).Id);
Assert.AreEqual(teacher.Classes[101], ((Teacher)p6).Classes[101]);
Assert.AreEqual(teacher.Classes[102], ((Teacher)p6).Classes[102]);
Assert.AreEqual(teacher.Classes[205], ((Teacher)p6).Classes[205]);
}