public void VisitProperty <TSourceProperty, TSourceValue>(TSourceProperty srcProperty, ref TSourceContainer srcContainer, ref ChangeTracker propertyChangeTracker)
where TSourceProperty : IProperty <TSourceContainer, TSourceValue>
{
var srcValue = srcProperty.GetValue(ref srcContainer);
if (TypeConversion.TryConvert <TSourceValue, TDestinationValue>(srcValue, out var dstValue))
{
if (CustomEquality.Equals(dstValue, DstProperty.GetValue(ref DstContainer)))
{
return;
}
DstProperty.SetValue(ref DstContainer, dstValue);
propertyChangeTracker.IncrementVersion <TDestinationProperty, TDestinationContainer, TDestinationValue>(DstProperty, ref DstContainer);
return;
}
if (DstProperty.IsContainer)
{
var changeTracker = new ChangeTracker(propertyChangeTracker.VersionStorage);
dstValue = DstProperty.GetValue(ref DstContainer);
PropertyContainer.Transfer(ref dstValue, ref srcValue, ref changeTracker);
DstProperty.SetValue(ref DstContainer, dstValue);
if (changeTracker.IsChanged())
{
propertyChangeTracker.IncrementVersion <TDestinationProperty, TDestinationContainer, TDestinationValue>(DstProperty, ref DstContainer);
}
}
}
public void VisitProperty <TDstElementProperty, TDstElementValue>(
TDstElementProperty dstElementProperty,
ref TDstContainer dstContainer,
ref ChangeTracker changeTracker)
where TDstElementProperty : ICollectionElementProperty <TDstContainer, TDstElementValue>
{
if (dstElementProperty.IsReadOnly)
{
return;
}
if (!RuntimeTypeInfoCache <TSrcElementValue> .IsValueType() && null == SrcElementValue)
{
dstElementProperty.SetValue(ref dstContainer, default);
}
else if (TypeConversion.TryConvert <TSrcElementValue, TDstElementValue>(SrcElementValue, out var dstElementValue))
{
dstElementProperty.SetValue(ref dstContainer, dstElementValue);
}
else if (dstElementProperty.IsContainer)
{
dstElementValue = dstElementProperty.GetValue(ref dstContainer);
if (RuntimeTypeInfoCache <TDstElementValue> .IsValueType() || null != dstElementValue)
{
Transfer(ref dstElementValue, ref SrcElementValue, Result);
}
dstElementProperty.SetValue(ref dstContainer, dstElementValue);
}
else
{
Result.AddLog($"PropertyContainer.Transfer ContainerType=[{typeof(TDstContainer)}] PropertyName=[{dstElementProperty.GetName()}] could not be transferred.");
}
}
public void VisitProperty <TDestinationElementProperty, TDestinationElement>(TDestinationElementProperty dstElementProperty, ref TDestinationContainer dstContainer, ref ChangeTracker propertyChangeTracker)
where TDestinationElementProperty : ICollectionElementProperty <TDestinationContainer, TDestinationElement>
{
if (TypeConversion.TryConvert <TSourceElement, TDestinationElement>(SrcElementValue, out var dstElementValue))
{
if (CustomEquality.Equals(dstElementValue, dstElementProperty.GetValue(ref dstContainer)))
{
return;
}
dstElementProperty.SetValue(ref dstContainer, dstElementValue);
propertyChangeTracker.IncrementVersion <TDestinationElementProperty, TDestinationContainer, TDestinationElement>(dstElementProperty, ref dstContainer);
return;
}
if (dstElementProperty.IsContainer)
{
var changeTracker = new ChangeTracker(propertyChangeTracker.VersionStorage);
dstElementValue = dstElementProperty.GetValue(ref dstContainer);
PropertyContainer.Transfer(ref dstElementValue, ref SrcElementValue, ref changeTracker);
dstElementProperty.SetValue(ref dstContainer, dstElementValue);
if (changeTracker.IsChanged())
{
propertyChangeTracker.IncrementVersion <TDestinationElementProperty, TDestinationContainer, TDestinationElement>(dstElementProperty, ref dstContainer);
}
}
}
static VisitErrorCode VisitSetValueProperty <TContainer, TProperty, TPropertyValue, TTargetValue>(
TProperty property,
ref TContainer container, PropertyPath propertyPath, int propertyPathIndex, TTargetValue value,
ref ChangeTracker changeTracker)
where TProperty : IProperty <TContainer, TPropertyValue>
{
if (propertyPathIndex < propertyPath.PartsCount - 1)
{
var sub = property.GetValue(ref container);
var status = TrySetValueImpl(ref sub, propertyPath, propertyPathIndex + 1, value, ref changeTracker);
if (status == VisitErrorCode.Ok)
{
property.SetValue(ref container, sub);
}
return(status);
}
if (TypeConversion.TryConvert(value, out TPropertyValue convertedValue))
{
property.SetValue(ref container, convertedValue);
return(VisitErrorCode.Ok);
}
return(VisitErrorCode.InvalidCast);
}
protected override void VisitPath <TContainer, TValue>(Property <TContainer, TValue> property,
ref TContainer container, ref TValue value)
{
if (!TypeConversion.TryConvert(value, out Value))
{
ErrorCode = VisitErrorCode.InvalidCast;
}
}
public void VisitProperty <TProperty, TSourceValue>(TProperty property, ref TContainer container, ref ChangeTracker changeTracker)
where TProperty : IProperty <TContainer, TSourceValue>
{
if (!TypeConversion.TryConvert(property.GetValue(ref container), out DstValue))
{
Result = k_ResultErrorConvert;
}
}
protected override void VisitPath <TContainer, TValue>(Property <TContainer, TValue> property,
ref TContainer container, ref TValue value)
{
if (TypeConversion.TryConvert(Value, out TValue v))
{
property.SetValue(ref container, v);
}
else
{
ErrorCode = VisitErrorCode.InvalidCast;
}
}
public static TValue GetValueOrDefault <TValue>(this IPropertyContainer container, string name, TValue defaultValue = default(TValue))
{
var property = (container.PropertyBag.FindProperty(name) as IValueProperty);
if (null == property)
{
return(defaultValue);
}
var value = property?.GetObjectValue(container);
TValue result;
return(TypeConversion.TryConvert(value, out result) ? result : defaultValue);
}
public void VisitProperty <TProperty, TDestinationValue>(TProperty property, ref TContainer container, ref ChangeTracker changeTracker)
where TProperty : IProperty <TContainer, TDestinationValue>
{
if (!TypeConversion.TryConvert <TSourceValue, TDestinationValue>(SrcValue, out var dstValue))
{
Result = k_ResultErrorConvert;
return;
}
if (CustomEquality.Equals(dstValue, property.GetValue(ref container)))
{
return;
}
property.SetValue(ref container, dstValue);
changeTracker.IncrementVersion <TProperty, TContainer, TDestinationValue>(property, ref container);
}
static VisitErrorCode VisitGetValueProperty <TContainer, TProperty, TValue, TTargetValue>(TProperty property,
ref TContainer container, PropertyPath propertyPath, int propertyPathIndex, ref ChangeTracker changeTracker, out TTargetValue value)
where TProperty : IProperty <TContainer, TValue>
{
if (propertyPathIndex < propertyPath.PartsCount - 1)
{
var sub = property.GetValue(ref container);
return(TryGetValueImpl(ref sub, propertyPath, propertyPathIndex + 1, ref changeTracker, out value));
}
if (TypeConversion.TryConvert(property.GetValue(ref container), out value))
{
return(VisitErrorCode.Ok);
}
return(VisitErrorCode.InvalidCast);
}
protected override void VisitPath <TContainer, TValue>(Property <TContainer, TValue> property,
ref TContainer container, ref TValue value)
{
if (property.IsReadOnly)
{
ErrorCode = VisitErrorCode.AccessViolation;
return;
}
if (TypeConversion.TryConvert(Value, out TValue v))
{
property.SetValue(ref container, v);
}
else
{
ErrorCode = VisitErrorCode.InvalidCast;
}
}
static VisitErrorCode VisitCollectionGetValueProperty <TContainer, TProperty, TValue, TTargetValue>(
TProperty property, ref TContainer container, PropertyPath propertyPath, int propertyPathIndex,
ref ChangeTracker changeTracker, out TTargetValue value)
where TProperty : ICollectionProperty <TContainer, TValue>
{
if (propertyPathIndex < propertyPath.PartsCount - 1 || propertyPath[propertyPathIndex].IsListItem)
{
var callback = new GetCollectionItemGetter <TContainer, TTargetValue>(propertyPath, propertyPathIndex);
property.GetPropertyAtIndex(ref container, propertyPath[propertyPathIndex].Index, ref changeTracker,
ref callback);
value = callback.Value;
return(callback.ErrorCode);
}
if (TypeConversion.TryConvert(property.GetValue(ref container), out value))
{
return(VisitErrorCode.Ok);
}
return(VisitErrorCode.InvalidCast);
}
static VisitErrorCode VisitCollectionSetValueProperty <TContainer, TProperty, TPropertyValue, TTargetValue>(
TProperty property, ref TContainer container, PropertyPath propertyPath, int propertyPathIndex,
TTargetValue value,
ref ChangeTracker changeTracker)
where TProperty : ICollectionProperty <TContainer, TPropertyValue>
{
if (propertyPathIndex < propertyPath.PartsCount - 1 || propertyPath[propertyPathIndex].IsListItem)
{
var getter =
new SetCollectionItemGetter <TContainer, TTargetValue>(propertyPath, propertyPathIndex, value);
property.GetPropertyAtIndex(ref container, propertyPath[propertyPathIndex].Index, ref changeTracker,
ref getter);
return(getter.ErrorCode);
}
if (TypeConversion.TryConvert(value, out TPropertyValue convertedValue))
{
property.SetValue(ref container, convertedValue);
return(VisitErrorCode.Ok);
}
return(VisitErrorCode.InvalidCast);
}
