/// <summary>
/// Tries to load a SQL IO Manager based on information from the Configuration Graph
/// </summary>
/// <param name="g">Configuration Graph</param>
/// <param name="objNode">Object Node</param>
/// <param name="targetType">Target Type</param>
/// <param name="obj">Output Object</param>
/// <returns></returns>
public bool TryLoadObject(IGraph g, INode objNode, Type targetType, out Object obj)
{
ISqlIOManager manager = null;
String server, port, db, user, pwd;
//Create the URI Nodes we're going to use to search for things
INode propServer = ConfigurationLoader.CreateConfigurationNode(g, ConfigurationLoader.PropertyServer),
propDb = ConfigurationLoader.CreateConfigurationNode(g, ConfigurationLoader.PropertyDatabase);
//Get Server and Database details
server = ConfigurationLoader.GetConfigurationString(g, objNode, propServer);
if (server == null) server = "localhost";
db = ConfigurationLoader.GetConfigurationString(g, objNode, propDb);
if (db == null)
{
obj = null;
return false;
}
//Get user credentials
ConfigurationLoader.GetUsernameAndPassword(g, objNode, true, out user, out pwd);
//Based on this information create a Manager if possible
switch (targetType.FullName)
{
case MicrosoftSqlManager:
if (user == null || pwd == null)
{
manager = new MicrosoftSqlStoreManager(server, db);
}
else
{
manager = new MicrosoftSqlStoreManager(server, db, user, pwd);
}
break;
case MySqlManager:
if (user != null && pwd != null)
{
manager = new MySqlStoreManager(server, db, user, pwd);
}
break;
}
obj = manager;
return (manager != null);
}
protected override void InitialiseManager()
{
if (_port == -1)
{
_manager = new MySqlStoreManager(_server, _dbname, _user, _pwd);
}
else
{
_manager = new MySqlStoreManager(_server, _port, _dbname, _user, _pwd);
}
}