public RecordKey(RecipeRecord record)
{
this.table = record.Table;
this.getValue = delegate(NrdoField field)
{
RecipeValueField rfield = record.GetField(field.Name) as RecipeValueField;
return(rfield == null?Recipe.defaultValue(field.Type, field.IsNullable) : rfield.Value);
};
}
internal XmlElement ToXmlElement(XmlDocument doc)
{
XmlElement element = doc.CreateElement(TableName.Replace(':', '.'));
if (NrdoId != null)
{
element.SetAttribute("nrdo.id", NrdoId);
}
foreach (RecipeField field in fields.Values)
{
RecipeValueField valueField = field as RecipeValueField;
string value;
string type = null;
if (valueField != null)
{
if (valueField.Value == null)
{
value = "null";
}
else
{
type = valueField.Value.GetType().FullName;
if (valueField.Value is DateTime)
{
value = ((DateTime)valueField.Value).ToBinary().ToString();
}
else
{
value = valueField.Value.ToString();
}
}
}
else
{
value = "undefined";
}
element.SetAttribute(field.Name, type + ":" + value);
}
return(element);
}
internal static RecipeRecord FromXmlElement(RecipeContext context, XmlElement element)
{
var origTableName = element.LocalName.Replace('.', ':');
var tableName = context.GetRenameMappedTableName(origTableName);
if (tableName == null)
{
return(null);
}
RecipeRecord result = new RecipeRecord(context, tableName, origTableName, XmlUtil.GetAttr(element, "nrdo.id"));
foreach (XmlAttribute attr in element.Attributes)
{
if (attr.LocalName == "nrdo.id")
{
continue;
}
RecipeField field;
string[] parts = attr.Value.Split(new char[] { ':' }, 2);
if (parts.Length != 2)
{
throw new ArgumentException("attribute value " + attr.Name + "='" + attr.Value + "' does not contain a ':'");
}
string type = parts[0];
string value = parts[1];
if (type == "")
{
switch (value)
{
case "undefined":
field = new RecipeField(result, attr.LocalName);
break;
case "null":
field = new RecipeValueField(result, attr.LocalName, null);
break;
default:
throw new ArgumentException("attribute value " + attr.Name + "='" + attr.Value + "' starts with : but is neither :null nor :undefined");
}
}
else
{
if (!type.StartsWith("System."))
{
throw new ArgumentException("Illegal context value type " + type);
}
object valueObject;
if (type == "System.DateTime")
{
valueObject = DateTime.FromBinary(long.Parse(value));
}
else
{
Type valueType = Type.GetType(type);
valueObject = TypeDescriptor.GetConverter(valueType).ConvertFromString(value);
}
field = new RecipeValueField(result, attr.LocalName, valueObject);
}
result.PutField(field);
}
return(result);
}
