public override object Convert(object source, Type sourceType, Type targetType)
{
if (source == null)
{
return(null);
}
var sourceString = source as string;
var fields = sourceString.Split(_delimit, StringSplitOptions.RemoveEmptyEntries);
var targetElementType = ConversionUtils.GetElementType(targetType);
var list = ConversionUtils.CreateCompatListFor(targetType);
if (list == null)
{
throw new InvalidOperationException("Unable to create compatable list");
}
for (var i = 0; i < fields.Length; i++)
{
var sourceElement = fields[i];
var targetElement = _conversionService.Convert(sourceElement.Trim(), sourceType, targetElementType);
list.Add(targetElement);
}
return(list);
}
public override object Convert(object source, Type sourceType, Type targetType)
{
if (source == null)
{
return(null);
}
var targetElementType = ConversionUtils.GetElementType(targetType);
if (targetElementType == null)
{
throw new InvalidOperationException("No target element type");
}
var enumerable = source as IEnumerable;
var len = ConversionUtils.Count(enumerable);
var array = Array.CreateInstance(targetElementType, len);
var i = 0;
foreach (var sourceElement in enumerable)
{
var targetElement = _conversionService.Convert(sourceElement, sourceElement.GetType(), targetElementType);
array.SetValue(targetElement, i++);
}
return(array);
}
public override bool Matches(Type sourceType, Type targetType)
{
if (sourceType == typeof(string) && ConversionUtils.CanCreateCompatListFor(targetType))
{
return(ConversionUtils.CanConvertElements(sourceType, ConversionUtils.GetElementType(targetType), _conversionService));
}
return(false);
}
public override bool Matches(Type sourceType, Type targetType)
{
if (!targetType.IsArray || sourceType.IsArray)
{
return(false);
}
return(ConversionUtils.CanConvertElements(
ConversionUtils.GetElementType(sourceType), ConversionUtils.GetElementType(targetType), _conversionService));
}
public override bool Matches(Type sourceType, Type targetType)
{
// NO OP check Arrays already implement IList, etc.
if (targetType.IsAssignableFrom(sourceType))
{
return(false);
}
if (sourceType.IsArray && ConversionUtils.CanCreateCompatListFor(targetType))
{
return(ConversionUtils.CanConvertElements(
ConversionUtils.GetElementType(sourceType), ConversionUtils.GetElementType(targetType), _conversionService));
}
return(false);
}
public override object Convert(object source, Type sourceType, Type targetType)
{
var sourceCollection = source as IEnumerable;
if (sourceCollection == null)
{
return(null);
}
var list = ConversionUtils.CreateCompatListFor(targetType);
if (list == null)
{
throw new InvalidOperationException("Unable to create compatible list");
}
if (!targetType.IsGenericType)
{
foreach (var elem in sourceCollection)
{
list.Add(elem);
}
}
else
{
var targetElementType = ConversionUtils.GetElementType(targetType) ?? typeof(object);
foreach (var sourceElement in sourceCollection)
{
if (sourceElement != null)
{
var targetElement = _conversionService.Convert(sourceElement, sourceElement.GetType(), targetElementType);
list.Add(targetElement);
}
else
{
list.Add(sourceElement);
}
}
}
return(list);
}
public override object Convert(object source, Type sourceType, Type targetType)
{
if (source == null)
{
return(null);
}
var elementDesc = ConversionUtils.GetElementType(targetType);
var target = ConversionUtils.CreateCompatListFor(targetType);
if (elementDesc == null)
{
target.Add(source);
}
else
{
var singleElement = _conversionService.Convert(source, sourceType, elementDesc);
target.Add(singleElement);
}
return(target);
}
public override object Convert(object source, Type sourceType, Type targetType)
{
var asArray = source as Array;
if (asArray == null)
{
return(null);
}
var len = asArray.GetLength(0);
var arrayElementType = ConversionUtils.GetElementType(asArray.GetType());
var list = ConversionUtils.CreateCompatListFor(targetType);
if (list == null)
{
throw new InvalidOperationException("Unable to create compatible list");
}
if (!targetType.IsGenericType)
{
for (var i = 0; i < len; i++)
{
list.Add(asArray.GetValue(i));
}
}
else
{
var targetElementType = ConversionUtils.GetElementType(targetType);
for (var i = 0; i < len; i++)
{
var sourceElement = asArray.GetValue(i);
var targetElement = _conversionService.Convert(sourceElement, arrayElementType, targetElementType);
list.Add(targetElement);
}
}
return(list);
}