/// <summary>
/// Creates a State object, loading it from persistence provider.
/// </summary>
/// <param name="spp">The state persistence provider.</param>
/// <param name="typeSettings">The state settings.</param>
/// <returns>A state instance of the type specified in the configuration file.</returns>
internal static State Create(IStatePersistence spp, ObjectTypeSettings typeSettings)
{
State state = null;
Guid taskId = Guid.Empty;
if (typeSettings == null)
throw new Exception(string.Format("ExceptionStateConfigNotFound"));
// set the arguments used by the State object constructor
object[] args = { spp };
try
{
// pass to Base class' reflection code
// DON'T look for this State in Cache, "CREATE" semantics in this class
// demand that we create it freshly...
// UNLIKE other Factories, State is stateful and we don't recycle in Create;
// instead if the consuming class wishes a Cached entry, they might get it
// from Load() methods instead...
state = (State)GenericFactory.Create(typeSettings, args);
}
catch (Exception e)
{
throw new ConfigurationErrorsException(string.Format("ExceptionCantCreateState: {0} - {1}.",
typeSettings.Type, e.Message));
}
// create a new Task id
taskId = Guid.NewGuid();
// store the task id into the state object
state.TaskId = taskId;
// return it
return state;
}
/// <summary>
/// Creates an object using the full name type contained in typeSettings.
/// </summary>
/// <param name="typeSettings">A typeSetting object with the needed type information to create a class instance.</param>
/// <param name="args">Constructor arguments.</param>
/// <returns>An instance of the specified type.</returns>
public static object Create(ObjectTypeSettings typeSettings, object[] args)
{
Type typeInstance = CreateTypeInstance(typeSettings);
return Create(typeInstance, args);
}
/// <summary>
/// Creates an object using the full name type contained in typeSettings.
/// </summary>
/// <param name="typeSettings">A typeSetting object with the needed type information to create a class instance.</param>
/// <returns>An instance of the specified type.</returns>
public static object Create(ObjectTypeSettings typeSettings)
{
return Create(typeSettings, null);
}
public static Type CreateTypeInstance(ObjectTypeSettings typeSettings)
{
Assembly assemblyInstance = null;
Type typeInstance = null;
try
{
// Use full assembly name to get assembly instance
assemblyInstance = Assembly.Load(typeSettings.Assembly);
}
catch (Exception e)
{
throw new Exception(string.Format("ExceptionCantLoadAssembly: {0} - {1}.", typeSettings.Assembly,
e.Message));
}
// use type name to get type from assembly
try
{
typeInstance = assemblyInstance.GetType(typeSettings.Type, true, false);
}
catch (Exception e)
{
throw new Exception(string.Format("ExceptionCantGetTypeFromAssembly: {0} - {1} - {2}.",
typeSettings.Type, typeSettings.Assembly, e.Message));
}
return typeInstance;
}
/// <summary>
/// Constructor.
/// </summary>
public UIPConfigSettings( )
{
//Init the hashtables
_iLayoutManagerCollection = new HybridDictionary();
_iViewManagerCollection = new HybridDictionary();
_stateCollection = new HybridDictionary();
_interceptorCollection = new HybridDictionary();
_statePersistenceCollection = new HybridDictionary();
_viewByNameCollection = new Hashtable();
_stateKeyByNameCollection = new Hashtable();
_controllerByNameCollection = new Hashtable();
_navigatorCollection = new HybridDictionary();
_globalSharedTransitions=new HybridDictionary();
_hostedControlsCollection = new HybridDictionary();
_isStateCacheEnabled = true;
_defaultViewManager = null;
_defaultState = null;
_defaultStatePersistence = null;
_allowBackButton = true;
}
/*private void LoadWizards(XmlNode configNode, IFormatProvider formatProvider)
{
foreach (XmlNode wizardNode in configNode.SelectNodes( NodeWizardsXPath ) )
{
WizardSettings wizard = new WizardSettings(_defaultStatePersistence.Name,_defaultState.Name,wizardNode);
NavigationGraphSettings navigationGraph = new NavigationGraphSettings(wizard.GetNavGraphXmlNode(formatProvider));
_navigatorCollection.Add(navigationGraph.Name, navigationGraph);
}
}*/
private void LoadViewManagementObjects(XmlNode configNode)
{
if (configNode.SelectSingleNode(NodeObjectTypesXPath) == null)
return;
//Get the configured IViewManager object types
ObjectTypeSettings typedObject;
foreach( XmlNode objectTypeNode in configNode.SelectSingleNode( NodeObjectTypesXPath ).ChildNodes )
{
switch( objectTypeNode.LocalName )
{
case NodeILayoutManagerXPath :
typedObject = new ObjectTypeSettings( objectTypeNode );
_iLayoutManagerCollection.Add( typedObject.Name, typedObject );
break;
case NodeIViewManagerXPath:
typedObject = new ObjectTypeSettings( objectTypeNode );
_iViewManagerCollection.Add( typedObject.Name, typedObject );
if (IsDefault(objectTypeNode))
_defaultViewManager = typedObject;
break;
case NodeStateXPath:
typedObject = new ObjectTypeSettings( objectTypeNode );
_stateCollection.Add( typedObject.Name, typedObject );
if (IsDefault(objectTypeNode))
_defaultState = typedObject;
break;
case NodeCallInterceptorXpath:
typedObject = new ObjectTypeSettings(objectTypeNode);
_interceptorCollection.Add(typedObject.Name, typedObject);
break;
case NodePersistProviderXPath:
typedObject = new StatePersistenceProviderSettings( objectTypeNode );
_statePersistenceCollection.Add( typedObject.Name, typedObject );
if (IsDefault(objectTypeNode))
_defaultStatePersistence = (StatePersistenceProviderSettings)typedObject;
break;
}
}
}
