/// <summary>
/// Returns the configuration controller class which is responsible for the specified
/// <paramref name="setting"/>.
/// </summary>
/// <param name="setting">The setting to check.</param>
/// <returns>Configuration controller class which is responsible for the specified
/// <paramref name="setting"/>, or <c>null</c>, if the setting is not supported.</returns>
protected ConfigurationController FindConfigurationController(ConfigSetting setting)
{
if (setting == null)
{
return(null);
}
ConfigurationController result = null;
// Check if a custom configuration controller is requested
ConfigSettingMetadata metadata = (ConfigSettingMetadata)setting.Metadata;
if (metadata.AdditionalTypes != null && metadata.AdditionalTypes.ContainsKey("CustomConfigController"))
{
Type controllerType = metadata.AdditionalTypes["CustomConfigController"];
if (controllerType == null)
{
ServiceRegistration.Get <ILogger>().Warn(
"ConfigurationModel: Custom configuration controller could not be loaded (config setting at location '{0}')",
metadata.Location);
return(null);
}
// Check if we already have the required controller available
foreach (KeyValuePair <Type, ConfigurationController> registration in _registeredSettingTypes)
{
if (registration.Value.GetType() == controllerType)
{
result = registration.Value;
break;
}
}
if (result == null)
{
// FIXME Albert: Make configuration controllers to models; load them via the workflow manager.
// This will make configuration controllers be managed correctly
result = Activator.CreateInstance(controllerType) as ConfigurationController;
if (result != null)
{
// Lazily add the new controller type to our registered controllers
Register(result);
}
}
if (result != null)
{
return(result);
}
}
// Check if the workflow configuration controller can handle the setting
if (_workflowConfigurationController.IsSettingSupported(setting))
{
return(_workflowConfigurationController);
}
// Else try a default configuration controller
return(FindConfigurationController(setting.GetType()));
}
/// <summary>
/// Releases the config object if it is a <see cref="ConfigSetting"/>.
/// </summary>
public void DisposeConfigObj()
{
IPluginManager pluginManager = ServiceRegistration.Get <IPluginManager>();
string itemLocation = Constants.PLUGINTREE_BASELOCATION + (_parent == null ? string.Empty : _parent.Location);
ConfigSetting cs = _configObj as ConfigSetting;
if (cs != null)
{
PluginItemMetadata pid = pluginManager.GetPluginItemMetadata(itemLocation, Id);
if (pid == null)
{
return;
}
pid.PluginRuntime.RevokePluginObject(cs.GetType().FullName);
}
}
