public void GenerateLoad(IILGen ilGenerator, Action <IILGen> pushReader, Action <IILGen> pushCtx, Action <IILGen> pushDescriptor, Type targetType)
{
if (targetType == typeof(object))
{
targetType = GetPreferedType();
}
var localCount = ilGenerator.DeclareLocal(typeof(int));
var targetIList = targetType.GetInterface("IList`1") ?? targetType;
var targetTypeArguments = targetIList.GetGenericArguments();
var itemType = _typeSerializers.LoadAsType(_itemDescriptor, targetTypeArguments[0]);
if (targetType.IsArray)
{
var localArray = ilGenerator.DeclareLocal(targetType);
var loadFinished = ilGenerator.DefineLabel();
var localIndex = ilGenerator.DeclareLocal(typeof(int));
var next = ilGenerator.DefineLabel();
ilGenerator
.LdcI4(0)
.Stloc(localIndex)
.Do(pushReader)
.Callvirt(() => default(AbstractBufferedReader).ReadVUInt32())
.ConvI4()
.Dup()
.Stloc(localCount)
.Brfalse(loadFinished)
.Ldloc(localCount)
.LdcI4(1)
.Sub()
.Dup()
.Stloc(localCount)
.Newarr(itemType)
.Stloc(localArray)
.Mark(next)
.Ldloc(localCount)
.Ldloc(localIndex)
.Sub()
.Brfalse(loadFinished)
.Ldloc(localArray)
.Ldloc(localIndex);
_itemDescriptor.GenerateLoadEx(ilGenerator, pushReader, pushCtx, il => il.Do(pushDescriptor).LdcI4(0).Callvirt(() => default(ITypeDescriptor).NestedType(0)), itemType, _convertorGenerator);
ilGenerator
.Stelem(itemType)
.Ldloc(localIndex)
.LdcI4(1)
.Add()
.Stloc(localIndex)
.Br(next)
.Mark(loadFinished)
.Ldloc(localArray)
.Castclass(targetType);
}
else
{
var listType = typeof(ListWithDescriptor <>).MakeGenericType(itemType);
if (!targetType.IsAssignableFrom(listType))
{
throw new NotSupportedException();
}
var localList = ilGenerator.DeclareLocal(listType);
var loadFinished = ilGenerator.DefineLabel();
var next = ilGenerator.DefineLabel();
ilGenerator
.Do(pushReader)
.Callvirt(() => default(AbstractBufferedReader).ReadVUInt32())
.ConvI4()
.Dup()
.Stloc(localCount)
.Brfalse(loadFinished)
.Ldloc(localCount)
.LdcI4(1)
.Sub()
.Dup()
.Stloc(localCount)
.Do(pushDescriptor)
.Newobj(listType.GetConstructor(new[] { typeof(int), typeof(ITypeDescriptor) }))
.Stloc(localList)
.Mark(next)
.Ldloc(localCount)
.Brfalse(loadFinished)
.Ldloc(localCount)
.LdcI4(1)
.Sub()
.Stloc(localCount)
.Ldloc(localList);
_itemDescriptor.GenerateLoadEx(ilGenerator, pushReader, pushCtx, il => il.Do(pushDescriptor).LdcI4(0).Callvirt(() => default(ITypeDescriptor).NestedType(0)), itemType, _convertorGenerator);
ilGenerator
.Callvirt(listType.GetInterface("ICollection`1").GetMethod("Add"))
.Br(next)
.Mark(loadFinished)
.Ldloc(localList)
.Castclass(targetType);
}
}
