private ConversionInfo GetConversion(Type sourceType, Type targetType)
{
lock (conversions)
{
var key = new ConversionKey(sourceType, targetType);
ConversionInfo conversion;
if (!conversions.TryGetValue(key, out conversion))
{
// Try to get a custom user converter.
Conversion operation = extensionPoints.CustomConverters.Find(key);
if (operation != null)
{
var rule = new CustomConversionRule(operation);
conversion = new ConversionInfo(ConversionCost.Best, rule);
}
else
{
// Note: We add a null info record while populating the cache so as to handle
// potentially recursive lookups by preventing them from being satisfied.
conversions.Add(key, ConversionInfo.Null);
conversion = GetConversionWithoutCache(sourceType, targetType);
}
conversions[key] = conversion;
}
return(conversion);
}
}
private ConversionInfo GetConversion(Type sourceType, Type targetType)
{
lock (conversions)
{
var key = new ConversionKey(sourceType, targetType);
ConversionInfo conversion;
if (!conversions.TryGetValue(key, out conversion))
{
// Try to get a custom user converter.
Conversion operation = extensionPoints.CustomConverters.Find(key);
if (operation != null)
{
var rule = new CustomConversionRule(operation);
conversion = new ConversionInfo(ConversionCost.Best, rule);
}
else
{
// Note: We add a null info record while populating the cache so as to handle
// potentially recursive lookups by preventing them from being satisfied.
conversions.Add(key, ConversionInfo.Null);
conversion = GetConversionWithoutCache(sourceType, targetType);
}
conversions[key] = conversion;
}
return conversion;
}
}