public CollectionMapperContext(Type source, Type target, IMappingOptions options)
: base(source, target, options)
{
SourceCollectionElementType = SourceInstance.Type.GetCollectionGenericType();
TargetCollectionElementType = TargetInstance.Type.GetCollectionGenericType();
IsSourceElementTypeBuiltIn = SourceCollectionElementType.IsBuiltInType(true);
IsTargetElementTypeBuiltIn = TargetCollectionElementType.IsBuiltInType(true);
IsSourceElementTypeStruct = !SourceCollectionElementType.IsClass;
IsTargetElementTypeStruct = !TargetCollectionElementType.IsClass;
SourceCollectionLoopingVar = Expression.Parameter(SourceCollectionElementType, "loopVar");
if (options.CollectionItemEqualityComparer != null)
{
var updateCollectionMethodInfo = typeof(LinqExtensions).GetMethod(
nameof(LinqExtensions.Update), BindingFlags.Static | BindingFlags.NonPublic)
.MakeGenericMethod(SourceCollectionElementType, TargetCollectionElementType);
UpdateCollection = Expression.Call(null, updateCollectionMethodInfo, Mapper, ReferenceTracker, SourceInstance,
Expression.Convert(TargetInstance, typeof(ICollection <>).MakeGenericType(TargetCollectionElementType)),
Expression.Convert(Expression.Constant(options.CollectionItemEqualityComparer.Compile()),
typeof(Func <, ,>).MakeGenericType(SourceCollectionElementType, TargetCollectionElementType, typeof(bool))));
}
}
public CollectionMapperContext(Type source, Type target, IMappingOptions options)
: base(source, target, options)
{
SourceCollectionElementType = SourceInstance.Type.GetCollectionGenericType();
TargetCollectionElementType = TargetInstance.Type.GetCollectionGenericType();
IsSourceElementTypeBuiltIn = SourceCollectionElementType.IsBuiltInType(true);
IsTargetElementTypeBuiltIn = TargetCollectionElementType.IsBuiltInType(true);
SourceCollectionLoopingVar = Expression.Parameter(SourceCollectionElementType, "loopVar");
}
public DictionaryMapperContext( Mapping mapping ) : base( mapping )
{
var sourceCollectionElementKeyType = SourceCollectionElementType.GetGenericArguments()[ 0 ];
var sourceCollectionElementValueType = SourceCollectionElementType.GetGenericArguments()[ 1 ];
var targetCollectionElementKeyType = TargetCollectionElementType.GetGenericArguments()[ 0 ];
var targetCollectionElementValueType = TargetCollectionElementType.GetGenericArguments()[ 1 ];
SourceCollectionElementKey = Expression.Variable( sourceCollectionElementKeyType, "sourceKey" );
SourceCollectionElementValue = Expression.Variable( sourceCollectionElementValueType, "sourceValue" );
TargetCollectionElementKey = Expression.Variable( targetCollectionElementKeyType, "targetKey" );
TargetCollectionElementValue = Expression.Variable( targetCollectionElementValueType, "targetValue" );
}
public CollectionMapperContext(Mapping mapping) : base(mapping)
{
SourceCollectionElementType = SourceInstance.Type.GetCollectionGenericType();
TargetCollectionElementType = TargetInstance.Type.GetCollectionGenericType();
if (SourceCollectionElementType != null)
{
IsSourceElementTypeBuiltIn = SourceCollectionElementType.IsBuiltIn(true);
SourceCollectionLoopingVar = Expression.Parameter(SourceCollectionElementType, "loopVar");
}
if (TargetCollectionElementType != null)
{
IsTargetElementTypeBuiltIn = TargetCollectionElementType.IsBuiltIn(true);
}
Continue = Expression.Label("LoopContinue");
Break = Expression.Label("LoopBreak");
}