public void Modify(XElement element, IModificationContext context)
{
if (element == null)
{
throw new ArgumentNullException("element");
}
if (context == null)
{
throw new ArgumentNullException("context");
}
if (element.Name != this.nameProvider.PropertyElement)
{
throw new ArgumentException("", "context");
}
StorageTypeConverter converter = ModificationContextHelper.GetTypeConverter(context);
XAttribute typeAttribute = element.Attribute(this.nameProvider.TypeAttribute);
Facet[] facets = null;
string oldStorageType = typeAttribute.Value;
string newStorageType = null;
if (converter.TryConvertType(oldStorageType, out newStorageType, out facets))
{
typeAttribute.Value = newStorageType;
foreach (XName commonAttributeName in this.CommonPropertyAttributeNames)
{
if (element.Attribute(commonAttributeName) != null)
{
// Element contains the attribute
continue;
}
// Seach for default facet value
Facet facet = facets.FirstOrDefault(f => f.Name == commonAttributeName.LocalName);
if (facet != null && facet.Value != null)
{
element.Add(new XAttribute(commonAttributeName, facet.Value));
}
}
}
}
public void Modify(XAttribute attribute, IModificationContext context)
{
if (attribute == null)
{
throw new ArgumentNullException("attribute");
}
if (context == null)
{
throw new ArgumentNullException("context");
}
string oldStorageType = attribute.Value;
StorageTypeConverter converter = ModificationContextHelper.GetTypeConverter(context);
// Try to get the collection value
string pattern = @"Collection\(([^ \t]{1,}(?:\.[^ \\t]{1,}){0,})\)";
Match regex = Regex.Match(oldStorageType, pattern);
bool isCollection = regex.Success;
// If it was a collection type, get the inside value
if (isCollection)
{
oldStorageType = regex.Groups[1].Value;
}
string newStorageType = null;
Facet[] facets = null;
if (converter.TryConvertType(oldStorageType, out newStorageType, out facets))
{
if (isCollection)
{
attribute.Value = string.Format("Collection({0})", newStorageType);
}
else
{
attribute.Value = newStorageType;
}
}
}
public static StorageTypeConverter GetTypeConverter(IModificationContext context)
{
if (context == null)
{
throw new ArgumentException("context");
}
StorageTypeConverter converter = context.Get <StorageTypeConverter>(TypeConverter, null);
if (converter != null)
{
return(converter);
}
// Create the converter
// Get the provider informations first
IProviderInformation originalProvider =
context.Get <IProviderInformation>(ModificationContextHelper.OriginalProvider, null);
IProviderInformation newProvider =
context.Get <IProviderInformation>(ModificationContextHelper.NewProvider, null);
if (originalProvider == null)
{
throw new ArgumentException("", "context");
}
if (newProvider == null)
{
throw new ArgumentException("", "context");
}
converter = new StorageTypeConverter(originalProvider, newProvider);
// Store for future usage
context.Set(TypeConverter, converter);
return(converter);
}
public static StorageTypeConverter GetTypeConverter(IModificationContext context)
{
if (context == null)
{
throw new ArgumentException("context");
}
StorageTypeConverter converter = context.Get<StorageTypeConverter>(TypeConverter, null);
if (converter != null)
{
return converter;
}
// Create the converter
// Get the provider informations first
IProviderInformation originalProvider =
context.Get<IProviderInformation>(ModificationContextHelper.OriginalProvider, null);
IProviderInformation newProvider =
context.Get<IProviderInformation>(ModificationContextHelper.NewProvider, null);
if (originalProvider == null)
{
throw new ArgumentException("", "context");
}
if (newProvider == null)
{
throw new ArgumentException("", "context");
}
converter = new StorageTypeConverter(originalProvider, newProvider);
// Store for future usage
context.Set(TypeConverter, converter);
return converter;
}
public void Modify(XAttribute attribute, IModificationContext context)
{
if (attribute == null)
{
throw new ArgumentNullException("attribute");
}
if (context == null)
{
throw new ArgumentNullException("context");
}
string oldStorageType = attribute.Value;
StorageTypeConverter converter = ModificationContextHelper.GetTypeConverter(context);
string newStorageType = null;
Facet[] facets;
if (converter.TryConvertType(oldStorageType, out newStorageType, out facets))
{
attribute.Value = newStorageType;
}
}
