public static Array Map <TDestination, TSource, TSourceElement>(TSource source, ResolutionContext context)
where TSource : IEnumerable
{
if (source == null && context.Mapper.ShouldMapSourceCollectionAsNull(context))
{
return(null);
}
var destElementType = TypeHelper.GetElementType(typeof(TDestination));
if (!context.IsSourceValueNull && context.DestinationType.IsAssignableFrom(context.SourceType))
{
var elementTypeMap = context.ConfigurationProvider.ResolveTypeMap(typeof(TSourceElement), destElementType);
if (elementTypeMap == null)
{
return(source as Array);
}
}
IEnumerable sourceList = source;
if (sourceList == null)
{
sourceList = typeof(TSource).GetTypeInfo().IsInterface ?
new List <TSourceElement>() :
(IEnumerable <TSourceElement>)(context.ConfigurationProvider.AllowNullDestinationValues
? ObjectCreator.CreateNonNullValue(typeof(TSource))
: ObjectCreator.CreateObject(typeof(TSource)));
}
var sourceLength = sourceList.OfType <object>().Count();
var sourceArray = context.SourceValue as Array;
Array destinationArray;
if (sourceArray == null)
{
destinationArray = ObjectCreator.CreateArray(destElementType, sourceLength);
}
else
{
destinationArray = ObjectCreator.CreateArray(destElementType, sourceArray);
filler = new MultidimensionalArrayFiller(destinationArray);
}
int count = 0;
foreach (var item in sourceList)
{
filler.NewValue(context.Mapper.Map(item, null, typeof(TSourceElement), destElementType, context));
}
return(destinationArray);
}
protected override object GetOrCreateDestinationObject(ResolutionContext context, Type destElementType, int sourceLength)
{
var sourceArray = context.SourceValue as Array;
if (sourceArray == null)
{
return(ObjectCreator.CreateArray(destElementType, sourceLength));
}
var destinationArray = ObjectCreator.CreateArray(destElementType, sourceArray);
filler = new MultidimensionalArrayFiller(destinationArray);
return(destinationArray);
}
public object Map(ResolutionContext context, IMappingEngineRunner mapper)
{
if (context.IsSourceValueNull && mapper.ShouldMapSourceCollectionAsNull(context))
{
return(null);
}
Type sourceElementType = TypeHelper.GetElementType(context.SourceType);
Type destElementType = TypeHelper.GetElementType(context.DestinationType);
Array sourceArray = (Array)context.SourceValue ?? ObjectCreator.CreateArray(sourceElementType, 0);
int sourceLength = sourceArray.Length;
Array destArray = ObjectCreator.CreateArray(destElementType, sourceLength);
Array.Copy(sourceArray, destArray, sourceLength);
return(destArray);
}
public static TDestination Map <TDestination, TSource, TSourceElement>(TSource source, ResolutionContext context)
where TSource : IEnumerable
where TDestination : class
{
if (source == null && context.Mapper.ShouldMapSourceCollectionAsNull(context))
{
return(null);
}
var destElementType = TypeHelper.GetElementType(typeof(TDestination));
if (!context.IsSourceValueNull && context.DestinationType.IsAssignableFrom(context.SourceType))
{
var elementTypeMap = context.ConfigurationProvider.ResolveTypeMap(typeof(TSourceElement), destElementType);
if (elementTypeMap == null)
{
return(source as TDestination);
}
}
IEnumerable sourceList = source;
if (sourceList == null)
{
sourceList = typeof(TSource).GetTypeInfo().IsInterface ?
new List <TSourceElement>() :
(IEnumerable <TSourceElement>)(context.ConfigurationProvider.AllowNullDestinationValues
? ObjectCreator.CreateNonNullValue(typeof(TSource))
: ObjectCreator.CreateObject(typeof(TSource)));
}
var sourceLength = sourceList.OfType <object>().Count();
Array array = ObjectCreator.CreateArray(destElementType, sourceLength);
int count = 0;
var itemContext = new ResolutionContext(context);
foreach (var item in sourceList)
{
array.SetValue(itemContext.Map(item, null, typeof(TSourceElement), destElementType), count++);
}
return(array as TDestination);
}
protected override object GetOrCreateDestinationObject(ResolutionContext context, IMappingEngineRunner mapper, Type destElementType, int sourceLength)
{
return(ObjectCreator.CreateArray(destElementType, sourceLength));
}
protected override Array CreateDestinationObjectBase(Type destElementType, int sourceLength)
{
return(ObjectCreator.CreateArray(destElementType, sourceLength));
}