public object Map(object source, object destination)
{
if (destination == null && this.Options.Safety.ThrowIfDestinationIsNull)
{
throw new ArgumentNullException("destination");
}
var pair = new TypePair(source.GetType(), destination.GetType());
MemberMap map;
if (!this.maps.TryGetValue(pair, out map))
{
map = MappingStrategy.CreateMapProposal(pair).FinalizeMap();
}
if (BeforeMapping != null)
{
BeforeMapping(this, pair, source);
}
var result = map.MappingFunction.DynamicInvoke(source, destination);
if (AfterMapping != null)
{
AfterMapping(this, pair, result);
}
return(result);
}
/// <summary>
/// Creates an expression that returns TDestination as output from a given TSource (a 'projection').
/// </summary>
/// <typeparam name="TSource"></typeparam>
/// <typeparam name="TDestination"></typeparam>
/// <returns></returns>
public Expression <Func <TSource, TDestination> > Project <TSource, TDestination>()
{
var pair = new TypePair(typeof(TSource), typeof(TDestination));
Projection projection;
if (!this.projections.TryGetValue(pair, out projection))
{
projection = MappingStrategy.CreateMapProposal(pair).FinalizeProjection();
}
return((Expression <Func <TSource, TDestination> >)projection.Expression);
}
public TDestination Map <TDestination>(object source) where TDestination : new()
{
if (source == null)
{
var option = this.Options.Safety.IfSourceIsNull;
if (option == SourceObjectNullOptions.ReturnDestinationObject)
{
return(new TDestination());
}
else if (option == SourceObjectNullOptions.ReturnNullWhenSourceIsNull)
{
return(default(TDestination));
}
}
var pair = new TypePair(source.GetType(), typeof(TDestination));
MemberMap map;
if (!this.maps.TryGetValue(pair, out map))
{
map = MappingStrategy.CreateMapProposal(pair).FinalizeMap();
}
var destination = new TDestination();
if (BeforeMapping != null)
{
BeforeMapping(this, pair, source);
}
var result = (TDestination)map.MappingFunction.DynamicInvoke(source, destination);
if (AfterMapping != null)
{
AfterMapping(this, pair, result);
}
return(result);
}
public TDestination Map <TSource, TDestination>(TSource source, TDestination destination)
{
if (destination == null && this.Options.Safety.ThrowIfDestinationIsNull)
{
throw new ArgumentNullException("destination");
}
var pair = new TypePair(typeof(TSource), typeof(TDestination));
MemberMap map;
if (!this.maps.TryGetValue(pair, out map))
{
map = MappingStrategy.CreateMapProposal(pair).FinalizeMap();
}
if (BeforeMapping != null)
{
BeforeMapping(this, pair, source);
}
var func = map.MappingFunction as Func <TSource, TDestination, TDestination>;
if (func == null)
{
throw new InvalidOperationException(string.Format("The mapping from {0} to {1} is not configured to be called without parameters. Use another overload of Map or recreate the map without a parameter.", pair.SourceType, pair.DestinationType));
}
var result = func(source, destination);
if (AfterMapping != null)
{
AfterMapping(this, pair, result);
}
return(result);
}