public static void Register <T>(ushort typeId) where T : IObject, new()
{
var r = typeTypeIdMappings.Add(typeof(T), typeId);
System.Diagnostics.Debug.Assert(r.success || typeTypeIdMappings.ValueAt(r.index) == typeId);
TypeId <T> .value = typeId;
typeIdCreatorMappings[typeId] = () => { return(new T()); };
}
public void Read <T>(ref T v) where T : IObject
{
var typeId = (ushort)0;
Read(ref typeId);
if (typeId == 0)
{
v = default(T);
return;
}
if (typeId == 1)
{
throw new Exception("Read<T> does not support string type");
}
if (idxStore != null)
{
uint ptr_offset = 0, bb_offset_bak = (uint)this.offset - (uint)offsetRoot;
Read(ref ptr_offset);
if (ptr_offset == bb_offset_bak)
{
v = (T)CreateByTypeId(typeId);
System.Diagnostics.Debug.Assert(v != null);
idxStore.Add(ptr_offset, v);
v.FromBBuffer(this);
}
else
{
int idx = idxStore.Find(ptr_offset);
if (idx == -1)
{
throw new Exception("ptr_offset is not found");
}
v = (T)idxStore.ValueAt(idx);
System.Diagnostics.Debug.Assert(v != null);
}
}
else
{
v = (T)CreateByTypeId(typeId);
System.Diagnostics.Debug.Assert(v != null);
v.FromBBuffer(this);
}
}
public bool Add(V value, K0 key0, K1 key1)
{
var d = new Data {
value = value
};
var r0 = d0.Add(key0, d);
if (!r0.success)
{
return(false);
}
var r1 = d1.Add(key1, d);
if (!r1.success)
{
d0.RemoveAt(r0.index);
return(false);
}
return(true);
}
public void Write <T>(T v) where T : IObject
{
if (v == null)
{
Write((ushort)0);
}
else
{
System.Diagnostics.Debug.Assert(v.GetPackageId() != ushort.MaxValue); // 通常是没有执行 XXXPKG.AllTypes.Register() 所致
Write(v.GetPackageId());
if (ptrStore != null)
{
var rtv = ptrStore.Add(v, (uint)(dataLen - offsetRoot)); // 试将 v 和 相对offset 放入字典, 得到下标和是否成功
Write(ptrStore.ValueAt(rtv.index)); // 取 offset ( 不管是否成功 )
if (!rtv.success)
{
return; // 如果首次出现就序列化类本体
}
}
v.ToBBuffer(this);
}
}
