public static VisitResult Construct <TDstContainer, TSrcContainer>(ref TDstContainer dstContainer, ref TSrcContainer srcContainer, PropertyContainerConstructOptions options = default)
{
if (!RuntimeTypeInfoCache <TSrcContainer> .IsValueType() && srcContainer == null)
{
throw new ArgumentNullException(nameof(srcContainer));
}
if (!RuntimeTypeInfoCache <TDstContainer> .IsValueType() && dstContainer == null)
{
if (typeof(UnityEngine.Object).IsAssignableFrom(typeof(TDstContainer)))
{
throw new ArgumentNullException(nameof(dstContainer));
}
if (!TypeConstruction.TryConstruct(srcContainer.GetType(), out dstContainer))
{
throw new ArgumentNullException(nameof(dstContainer));
}
}
var result = VisitResult.GetPooled();
Construct(ref dstContainer, ref srcContainer, result, options);
return(result);
}
public void VisitCollectionProperty <TDstProperty, TDstValue>(
TDstProperty dstProperty,
ref TDstContainer dstContainer,
ref ChangeTracker changeTracker)
where TDstProperty : ICollectionProperty <TDstContainer, TDstValue>
{
if (!RuntimeTypeInfoCache <TSrcValue> .IsValueType() && null == SrcValue)
{
dstProperty.SetValue(ref dstContainer, default);
return;
}
var dstValue = dstProperty.GetValue(ref dstContainer);
if (!RuntimeTypeInfoCache <TDstValue> .IsValueType() && null == dstValue)
{
if (typeof(UnityEngine.Object).IsAssignableFrom(typeof(TDstValue)))
{
return;
}
if (TypeConstruction.TryConstruct(SrcValue.GetType(), out dstValue))
{
dstProperty.SetValue(ref dstContainer, dstValue);
}
else if (TypeConstruction.TryConstruct(out dstValue))
{
dstProperty.SetValue(ref dstContainer, dstValue);
}
else if (typeof(TDstValue).IsArray)
{
dstValue = (TDstValue)Activator.CreateInstance(typeof(TDstValue), SrcProperty.GetCount(ref SrcContainer));
dstProperty.SetValue(ref dstContainer, dstValue);
}
}
var srcCount = SrcProperty.GetCount(ref SrcContainer);
var dstCount = dstProperty.GetCount(ref dstContainer);
if (srcCount != dstCount)
{
dstProperty.SetCount(ref dstContainer, srcCount);
}
for (var i = 0; i < srcCount; i++)
{
var action = new SrcCollectionElementGetter <TDstProperty, TDstValue>
{
Options = Options,
Result = Result,
DstProperty = dstProperty,
DstContainer = dstContainer,
Index = i
};
SrcProperty.GetPropertyAtIndex(ref SrcContainer, i, ref changeTracker, ref action);
dstContainer = action.DstContainer;
}
}
public static bool TryConstructFromData <TDstValue, TSrcValue>(ref TSrcValue srcValue, string typeIdentifierKey, VisitResult result, out TDstValue dstValue)
{
if (typeof(UnityEngine.Object).IsAssignableFrom(typeof(TDstValue)))
{
dstValue = default;
return(false);
}
// Try to construct based on the source type.
if (TypeConstruction.TryConstruct(srcValue.GetType(), out dstValue))
{
return(true);
}
// Try to construct based on the destination type.
if (TypeConstruction.TryConstruct(out dstValue))
{
return(true);
}
// If type identifier key option is not set, cannot construct this type.
if (string.IsNullOrEmpty(typeIdentifierKey))
{
return(false);
}
// Try to get destination type name from type identifier meta data.
if (!PropertyContainer.TryGetValue(ref srcValue, typeIdentifierKey, out string assemblyQualifiedTypeName))
{
result.AddLog($"PropertyContainer.Construct failed to construct DstType=[{typeof(TDstValue)}]. SrcValue Property=[{typeIdentifierKey}] was not found.");
return(false);
}
// Verify destination type name is valid.
if (string.IsNullOrEmpty(assemblyQualifiedTypeName))
{
result.AddException(new InvalidOperationException($"PropertyContainer.Construct failed to construct DstType=[{typeof(TDstValue)}]. SrcValue Property=[{typeIdentifierKey}] contained null or empty type information."));
return(false);
}
// Try to get destination type.
var dstType = Type.GetType(assemblyQualifiedTypeName);
if (null == dstType)
{
result.AddException(new InvalidOperationException($"PropertyContainer.Construct failed to construct DstType=[{typeof(TDstValue)}]. Could not resolve type from TypeName=[{assemblyQualifiedTypeName}]."));
return(false);
}
return(TypeConstruction.TryConstruct(dstType, out dstValue));
}