public object BufferToObject(byte[] buffer)
{
ulong id = 0;
try
{
var readIdCount = Varint.BufferToNumber(buffer, 0, out id);
if (id == 0)
{
return(null);
}
var describer = _GetDescriber((int)id);
object instance;
describer.ToObject(buffer, readIdCount, out instance);
return(instance);
}
catch (DescriberException ex)
{
var describer = _GetDescriber((int)id);
if (describer != null)
{
throw new SystemException(string.Format("BufferToObject {0}:{1}", id, describer.Type.FullName), ex);
}
throw new SystemException(string.Format("BufferToObject {0}:unkown", id), ex);
}
}
int ITypeDescriber.ToObject(byte[] buffer, int begin, out object instnace)
{
ulong value;
var readed = Varint.BufferToNumber(buffer, begin, out value);
instnace = Enum.ToObject(_Type, value);
return(readed);
}
public static int BufferToNumber(byte[] buffer, int offset, out int value)
{
ulong val;
var count = Varint.BufferToNumber(buffer, offset, out val);
value = (int)val;
return(count);
}
public void VarintTest()
{
var count = Varint.GetByteCount(12671L);
var buffer = new byte[count];
Varint.NumberToBuffer(buffer, 0, 12671L);
ulong value;
Varint.BufferToNumber(buffer, 0, out value);
NUnit.Framework.Assert.AreEqual(12671UL, value);
}
public void VarintTest()
{
int count = Varint.GetByteCount(12671L);
byte[] buffer = new byte[count];
Varint.NumberToBuffer(buffer, 0, 12671L);
ulong value;
Varint.BufferToNumber(buffer, 0, out value);
Xunit.Assert.Equal(12671UL, value);
}
public void VarintToNumberTest()
{
ulong number;
var index = Varint.BufferToNumber(
new byte[]
{
0x96,
0x1
},
0,
out number);
NUnit.Framework.Assert.AreEqual(150UL, number);
NUnit.Framework.Assert.AreEqual(2, index);
}
public void VarintToNumberTest()
{
ulong number;
int index = Varint.BufferToNumber(
new byte[]
{
0x96,
0x1
},
0,
out number);
Xunit.Assert.Equal(150UL, number);
Xunit.Assert.Equal(2, index);
}
int ITypeDescriber.ToObject(byte[] buffer, int begin, out object instance)
{
try
{
var constructor = _Type.GetConstructors().OrderBy(c => c.GetParameters().Length).Select(c => c).FirstOrDefault();
if (constructor != null)
{
var argTypes = constructor.GetParameters().Select(info => info.ParameterType).ToArray();
var objArgs = new object[argTypes.Length];
for (var i = 0; i < argTypes.Length; i++)
{
objArgs[i] = Activator.CreateInstance(argTypes[i]);
}
instance = Activator.CreateInstance(_Type, objArgs);
}
else
{
instance = Activator.CreateInstance(_Type);
}
var offset = begin;
ulong validLength;
offset += Varint.BufferToNumber(buffer, offset, out validLength);
for (var i = 0ul; i < validLength; i++)
{
ulong index;
offset += Varint.BufferToNumber(buffer, offset, out index);
var filed = _Fields[index];
var describer = _GetDescriber(filed);
object valueInstance;
offset += describer.ToObject(buffer, offset, out valueInstance);
filed.SetValue(instance, valueInstance);
}
return(offset - begin);
}
catch (Exception ex)
{
throw new DescriberException(typeof(ClassDescriber), _Type, _Id, "ToObject", ex);
}
}