private static void AddMapping(ILGenerator generator, Type sourceType, Type targetType, LocalBuilder sourceData, bool copy)
{
//Use if we have circular reference (slow reflection based)
if (IsRecursiveMapping(sourceType, targetType, copy))
{
//Get mapper
generator.Emit(OpCodes.Ldtoken, sourceType);
generator.Emit(OpCodes.Call, typeof(Type).GetMethod("GetTypeFromHandle", BindingFlags.Static | BindingFlags.Public));
generator.Emit(OpCodes.Ldtoken, targetType);
generator.Emit(OpCodes.Call, typeof(Type).GetMethod("GetTypeFromHandle", BindingFlags.Static | BindingFlags.Public));
generator.Emit(OpCodes.Ldloc, sourceData);
generator.Emit(OpCodes.Ldarg_3);
//Call map
generator.EmitCall(OpCodes.Call, typeof(EmitMapperFactory).GetMethod(copy ? "Copy" : "Map", new Type[] { typeof(Type), typeof(Type), typeof(object), typeof(MappingContext) }), null);
generator.Emit(OpCodes.Castclass, targetType);
}
//Fast without circular reference
else
{
generator.Emit(OpCodes.Ldloc, sourceData);
generator.Emit(OpCodes.Ldarg_3);
var wMapperMethod = EmitMapperFactory.GetMapper(sourceType, targetType, copy).GetType().GetMethod("MapInstance", BindingFlags.Static | BindingFlags.Public | BindingFlags.FlattenHierarchy);
generator.EmitCall(OpCodes.Call, wMapperMethod, null);
}
}
public static TTarget Copy <TSource, TTarget>(TSource source)
where TSource : class
where TTarget : class, new()
{
MappingContext wContext = new MappingContext(true);
return(EmitMapperFactory.GetMapper <TSource, TTarget>(true).Map(source, null, wContext));
}
public static TTarget Map <TSource, TTarget>(TSource source, TTarget target)
where TSource : class
where TTarget : class, new()
{
MappingContext wContext = new MappingContext(false);
return(EmitMapperFactory.GetMapper <TSource, TTarget>(false).Map(source, target, wContext));
}
public static TTarget Copy <TTarget>(object source)
where TTarget : class, new()
{
if (source == null)
{
return(null);
}
MappingContext wContext = new MappingContext(true);
return((TTarget)EmitMapperFactory.Copy(source.GetType(), typeof(TTarget), source, wContext));
}