/// <summary>
/// Create from a DbManager node containing a type
///
/// <DbManager type="assembly.class, assembly">
/// <DbDescription type="assembly.class, assembly>
/// <!-- see DbDescription.cs -->
/// </DbDescription>
/// </DbManager>
///
/// </summary>
/// <param name="xmlRoot"></param>
/// <returns></returns>
public static IDbManager Create(string xmlRoot, string baseDirectory = null)
{
if (string.IsNullOrWhiteSpace(xmlRoot))
{
throw new ArgumentException("xmlRoot is invalid", "xmlRoot");
}
var root = XElement.Parse(xmlRoot);
var typeAttribute = root.Attribute("type");
if (typeAttribute == null)
{
throw new ArgumentException("Root element is missing the required 'type' attribute", "xmlRoot");
}
IDbManager dbManager;
try
{
dbManager = new ReflectionType(typeAttribute.Value).CreateObject <IDbManager>();
}
catch (Exception e)
{
throw new ArgumentException(string.Format("Could not create database manager type '{0}'", typeAttribute.Value), "xmlRoot", e);
}
dbManager.Description = DbDescription.Create(root.FirstNode.ToString(), baseDirectory);
return(dbManager);
}
/// <summary>
/// Create from a DbDescription node containing a type
///
/// <DbDescription type="assembly.class, assembly">
/// ...
/// </DbDescription>
///
/// If the DbDescription element does not have an explicit 'type' attribute, Utility.Database.DbDescription is used
/// </summary>
/// <param name="xmlRoot"></param>
/// <returns></returns>
public static IDbDescription Create(string xmlRoot, string baseDirectory = null)
{
if (string.IsNullOrWhiteSpace(xmlRoot))
{
throw new ArgumentException("xmlRoot is invalid", "xmlRoot");
}
var root = XElement.Parse(xmlRoot);
DbDescription dbDescription;
var typeAttribute = root.Attribute("type");
if (typeAttribute == null)
{
dbDescription = new DbDescription();
}
else
{
try
{
dbDescription = new ReflectionType(typeAttribute.Value).CreateObject <DbDescription>();
}
catch (Exception e)
{
throw new ArgumentException(string.Format("Could not create database description type '{0}'", typeAttribute.Value), "xmlRoot", e);
}
}
dbDescription.XmlRoot = xmlRoot;
if (baseDirectory != null)
{
dbDescription.baseDirectory = baseDirectory;
}
return(dbDescription);
}
/// <summary>
/// Create from a DbDescription node containing a type
///
/// <DbDescription type="assembly.class, assembly">
/// ...
/// </DbDescription>
///
/// If the DbDescription element does not have an explicit 'type' attribute, Utility.Database.DbDescription is used
/// </summary>
/// <param name="xmlRoot"></param>
/// <returns></returns>
public static IDbDescription Create(string xmlRoot, string baseDirectory = null)
{
if (string.IsNullOrWhiteSpace(xmlRoot)) throw new ArgumentException("xmlRoot is invalid", "xmlRoot");
var root = XElement.Parse(xmlRoot);
DbDescription dbDescription;
var typeAttribute = root.Attribute("type");
if (typeAttribute == null)
{
dbDescription = new DbDescription();
}
else
{
try
{
dbDescription = new ReflectionType(typeAttribute.Value).CreateObject<DbDescription>();
}
catch (Exception e)
{
throw new ArgumentException(string.Format("Could not create database description type '{0}'", typeAttribute.Value), "xmlRoot", e);
}
}
dbDescription.XmlRoot = xmlRoot;
if (baseDirectory != null)
{
dbDescription.baseDirectory = baseDirectory;
}
return dbDescription;
}