internal State(BinaryFormatter parent, SerializationHintsAttribute hints, Type t)
{
BinaryFormatter.WriteLine("New State: {0}", t != null ? t.FullName : "<null>");
TypeDescriptor td = (t != null) ? new TypeDescriptor(t) : null;
m_parent = parent;
m_value = new TypeHandler(parent, hints, td);
}
internal TypeHandler(BinaryFormatter bf, SerializationHintsAttribute hints, TypeDescriptor expected)
{
m_bf = bf;
m_value = null;
m_type = null;
m_hints = hints;
m_typeExpected = expected;
m_typeForced = null;
}
static public SerializationHintsAttribute GetHints(MemberInfo mi)
{
SerializationHintsAttribute hintsDst = null;
if(mi != null)
{
//In order to break the dependency between Microsoft.SPOT.Debugger and Microsoft.SPOT.Native
//SerializationHintsAttribute class is defined in both places.
//Microsoft.SPOT.Debugger.SerializationHintsAttribute needs to remain backwards compatible with
//Microsoft.SPOT.SerializationHintsAttribute. This method converts the attributes applied to a
//client assembly with Native class to the debugger class.
object[] lst = mi.GetCustomAttributes(false);
bool fFoundSerializationHints = false;
for(int iAttr = 0; iAttr < lst.Length; iAttr++)
{
object hintsSrc = lst[iAttr];
if(hintsSrc.GetType().FullName == "Microsoft.SPOT.SerializationHintsAttribute")
{
if(fFoundSerializationHints)
{
throw new NotSupportedException("Only one attribute per type!");
}
fFoundSerializationHints = true;
hintsDst = new SerializationHintsAttribute();
ConvertObject(hintsDst, hintsSrc);
}
}
}
return hintsDst;
}
private SerializationHintsAttribute BuildHints(Type t)
{
if(t == null)
return null;
SerializationHintsAttribute hints = new SerializationHintsAttribute();
hints.Flags = SerializationFlags.FixedType | SerializationFlags.PointerNeverNull;
return hints;
}
private State AdvanceToTheNextElement()
{
if(m_array_CurrentPos++ < m_array_LastPos)
{
SerializationHintsAttribute hints;
if(m_value.m_hints != null && (m_value.m_hints.Flags & (SerializationFlags.FixedType | SerializationFlags.PointerNeverNull)) != 0)
{
hints = new SerializationHintsAttribute();
hints.BitPacked = 0;
hints.Flags = m_value.m_hints.Flags & (SerializationFlags.FixedType | SerializationFlags.PointerNeverNull);
}
else
{
hints = null;
}
return CreateInstance(hints, m_array_ExpectedType);
}
return SetValueAndDestroyInstance();
}
State CreateInstance(SerializationHintsAttribute hints, Type t)
{
State next = new State(m_parent, hints, t);
m_next = next;
next.m_prev = this;
return next;
}