private object CreateInstance(IObjectConfiguration objectConfig)
{
if (objectConfig.InstanceValue is IFactoryConfiguration)
{
IFactoryConfiguration factoryConfig = objectConfig.InstanceValue as IFactoryConfiguration;
return(factoryConfig.Invoke(this, null, InstanceMode.Default));
}
else
{
return(objectConfig.CreateObject(this));
}
}
private IObjectConfiguration GetObjectConfiguration(string name, IContainer container)
{
IObjectConfiguration objectConfig = container.Configuration.GetObjectConfiguration(name);
if (objectConfig == null)
{
objectConfig = new ObjectConfiguration();
objectConfig.Name = name;
container.Configuration.AddObjectConfiguration(objectConfig);
}
return(objectConfig);
}
public virtual IObjectConfiguration GetConfiguration(string name)
{
IObjectConfiguration objectConfig = Configuration.GetObjectConfiguration(name);
if (objectConfig == null)
{
if (ParentContainer == null)
{
throw new Exception(string.Format("Configuration not found '{0}'", name));
}
else
{
return(ParentContainer.GetConfiguration(name));
}
}
return(objectConfig);
}
private void ConfigureObject(IObjectConfiguration objectConfig, object target)
{
ArrayList sortedPropertyConfigurations = new ArrayList(objectConfig.PropertyConfigurations);
sortedPropertyConfigurations.Sort(new PropertyPathSorter());
LogMessage message = new LogMessage("Configuring object '{0}' as '{1}'", target, objectConfig.Name);
LogManager.Info(this, message);
foreach (PropertyConfiguration propertyConfig in sortedPropertyConfigurations)
{
string propertyPath = propertyConfig.Name;
string[] properties = propertyPath.Split('.');
object tmpTarget = target;
PropertyInfo propertyInfo = null;
//traverse property path
for (int i = 0; i < properties.Length; i++)
{
if (i > 0)
{
tmpTarget = propertyInfo.GetValue(tmpTarget, null);
}
string property = properties[i];
Type tmpType = tmpTarget.GetType();
propertyInfo = tmpType.GetProperty(property);
if (propertyInfo == null)
{
throw new NullReferenceException(string.Format("Property path {0} was not found", propertyPath));
}
}
target = tmpTarget;
propertyConfig.Type = propertyInfo.PropertyType;
object res = propertyConfig.GetValue(this);
if (propertyConfig.Value is IListConfiguration)
{
IList orgList = (IList)propertyInfo.GetValue(target, null);
if (orgList != null)
{
IList resList = (IList)res;
if (propertyConfig.ListAction == ListAction.Replace)
{
orgList.Clear();
}
foreach (object item in resList)
{
orgList.Add(item);
}
}
else
{
propertyInfo.SetValue(target, res, null);
}
}
else
{
if (propertyConfig.ListAction == ListAction.Add)
{
IList orgList = (IList)propertyInfo.GetValue(target, null);
orgList.Add(res);
}
else
{
propertyInfo.SetValue(target, res, null);
}
}
}
}
public object GetObjectInternal(string name, InstanceMode instanceMode, IContainer rootContainer)
{
lock (syncRoot)
{
IObjectConfiguration objectConfig = Configuration.GetObjectConfiguration(name);
if (rootContainer != null)
{
IObjectConfiguration overrideConfig = rootContainer.GetConfiguration(name);
if (overrideConfig == objectConfig || overrideConfig == null)
{
//not overridden
}
else
{
objectConfig = overrideConfig;
}
}
if (objectConfig == null)
{
if (ParentContainer == null)
{
throw new Exception(string.Format("Object not found '{0}'", name));
}
else
{
return(ParentContainer.GetObjectInternal(name, instanceMode, rootContainer));
}
}
if (instanceMode == InstanceMode.Default)
{
instanceMode = objectConfig.InstanceMode;
}
if (instanceMode == InstanceMode.Default)
{
instanceMode = InstanceMode.PerContainer;
}
//fetch object from container cache
if (instanceMode == InstanceMode.PerContainer)
{
//only fetch from cache if we dont need a new instance
if (containerObjects[name] != null)
{
return(containerObjects[name]);
}
}
//fetch object from graph cache
if (instanceMode == InstanceMode.PerGraph)
{
//only fetch from cache if we dont need a new instance
if (graphObjects[name] != null)
{
return(graphObjects[name]);
}
}
object instance = CreateInstance(objectConfig);
//store instance in container cache
if (instanceMode == InstanceMode.PerContainer)
{
containerObjects[objectConfig.Name] = instance;
}
//store instance in graph cache
if (instanceMode == InstanceMode.PerGraph)
{
graphObjects[objectConfig.Name] = instance;
}
ConfigureObject(objectConfig, instance);
return(instance);
}
}
private void ConfigureElement(XmlNode node, ElementConfiguration config, IContainer container, Type valueType)
{
config.Type = valueType;
if (node.Attributes["value"] != null)
{
string propertyValueString = node.Attributes["value"].Value;
ValueConfiguration propertyValueConfig = new ValueConfiguration();
propertyValueConfig.Value = propertyValueString;
config.Value = propertyValueConfig;
if (node.Attributes["type-converter"] != null)
{
string typeConverterString = node.Attributes["type-converter"].Value;
Type typeConverterType = ResolveType(typeConverterString);
TypeConverter typeConverter = (TypeConverter)Activator.CreateInstance(typeConverterType);
propertyValueConfig.TypeConverter = typeConverter;
}
if (node.Attributes["type"] != null)
{
string typeString = node.Attributes["type"].Value;
Type type = ResolveType(typeString);
config.Type = type;
}
}
if (node.Attributes["object"] != null)
{
string propertyObjectName = node.Attributes["object"].Value;
IObjectConfiguration propertyObjectConfig = GetObjectConfiguration(propertyObjectName, container);
config.Value = propertyObjectConfig;
//done
if (node.Attributes["instance-mode"] != null)
{
string instanceModeString = node.Attributes["instance-mode"].Value;
config.InstanceMode = (InstanceMode)InstanceMode.Parse(typeof(InstanceMode), instanceModeString);
}
}
if (node.Attributes["list"] != null)
{
string propertyListName = node.Attributes["list"].Value;
IListConfiguration propertyListConfig = GetListConfiguration(propertyListName, container);
config.Value = propertyListConfig;
config.Type = typeof(IList);
}
if (node.Attributes["factory"] != null)
{
string itemFactoryName = node.Attributes["factory"].Value;
IFactoryConfiguration propertyFactoryConfig = GetFactoryConfiguration(itemFactoryName, container);
config.Value = propertyFactoryConfig;
}
}
private IObjectConfiguration ConfigureObject(XmlNode configNode, IContainer container)
{
string objectName = configNode.Attributes["name"].Value;
IObjectConfiguration objectConfig = GetObjectConfiguration(objectName, container);
objectConfig.Name = objectName;
if (configNode.Attributes["aop-config"] != null)
{
string sectionName = configNode.Attributes["aop-config"].Value;
IEngine engine = NAspect.Framework.ApplicationContext.ConfigureFromSection(sectionName);
objectConfig.AopEngine = engine;
}
if (configNode.Attributes["type"] != null)
{
string objectTypeString = configNode.Attributes["type"].Value;
Type objectType = ResolveType(objectTypeString);
objectConfig.Type = objectType;
}
if (configNode.Attributes["factory"] != null)
{
string factoryName = configNode.Attributes["factory"].Value;
IFactoryConfiguration factoryConfig = GetFactoryConfiguration(factoryName, container);
objectConfig.InstanceValue = factoryConfig;
}
//done
if (configNode.Attributes["instance-mode"] != null)
{
string instanceModeString = configNode.Attributes["instance-mode"].Value;
objectConfig.InstanceMode = (InstanceMode)InstanceMode.Parse(typeof(InstanceMode), instanceModeString);
}
container.Configuration.AddObjectConfiguration(objectConfig);
foreach (XmlNode objectNode in configNode)
{
#region property
if (objectNode.Name == "property")
{
PropertyConfiguration propertyConfig = new PropertyConfiguration();
propertyConfig.Name = objectNode.Attributes["name"].Value;
ConfigureElement(objectNode, propertyConfig, container, null);
if (objectNode.Attributes["action"] != null)
{
string action = objectNode.Attributes["action"].Value;
if (action == "Add")
{
propertyConfig.ListAction = ListAction.Add;
}
if (action == "Replace")
{
propertyConfig.ListAction = ListAction.Replace;
}
}
objectConfig.PropertyConfigurations.Add(propertyConfig);
}
#endregion
#region Ctor Parameter
if (objectNode.Name == "ctor-parameter")
{
ParameterConfiguration parameterConfig = new ParameterConfiguration();
parameterConfig.Index = Convert.ToInt32(objectNode.Attributes["index"].Value);
ConfigureElement(objectNode, parameterConfig, container, null);
objectConfig.CtorParameterConfigurations.Add(parameterConfig);
}
#endregion
}
return(objectConfig);
}
private IFactoryConfiguration ConfigureFactory(XmlNode configNode, IContainer container)
{
string factoryName = configNode.Attributes["name"].Value;
string factoryMethodName = configNode.Attributes["method"].Value;
IFactoryConfiguration factoryConfig = GetFactoryConfiguration(factoryName, container);
factoryConfig.Name = factoryName;
factoryConfig.MethodName = factoryMethodName;
if (configNode.Attributes["type"] != null) //
{
string objectTypeString = configNode.Attributes["type"].Value;
Type objectType = ResolveType(objectTypeString);
factoryConfig.Type = objectType;
}
else if (configNode.Attributes["object"] != null) //instance
{
string objectName = configNode.Attributes["object"].Value;
IObjectConfiguration objectConfig = GetObjectConfiguration(objectName, container);
factoryConfig.Object = objectConfig;
}
foreach (XmlNode factoryNode in configNode)
{
#region Parameter
if (factoryNode.Name == "parameter")
{
ParameterConfiguration parameterConfig = new ParameterConfiguration();
parameterConfig.Index = Convert.ToInt32(factoryNode.Attributes["index"].Value);
if (factoryNode.Attributes["value"] != null)
{
string propertyValueString = factoryNode.Attributes["value"].Value;
ValueConfiguration propertyValueConfig = new ValueConfiguration();
if (factoryNode.Attributes["type"] != null)
{
//typed parameter
string parameterTypeString = factoryNode.Attributes["type"].Value;
Type parameterType = ResolveType(parameterTypeString);
parameterConfig.Type = parameterType;
propertyValueConfig.Value = Convert.ChangeType(propertyValueString, parameterConfig.Type);
}
else
{
//untyped parameter
propertyValueConfig.Value = propertyValueString;
// parameterConfig.UntypedStringValue = propertyValueString;
parameterConfig.Type = null;
}
parameterConfig.Value = propertyValueConfig;
}
if (factoryNode.Attributes["object"] != null)
{
string parameterObjectName = factoryNode.Attributes["object"].Value;
IObjectConfiguration propertyObjectConfig = GetObjectConfiguration(parameterObjectName, container);
parameterConfig.Value = propertyObjectConfig;
//done
if (factoryNode.Attributes["instance-mode"] != null)
{
string instanceModeString = factoryNode.Attributes["instance-mode"].Value;
parameterConfig.InstanceMode = (InstanceMode)InstanceMode.Parse(typeof(InstanceMode), instanceModeString);
}
}
factoryConfig.ParameterConfigurations.Add(parameterConfig);
}
#endregion
}
return(factoryConfig);
}
public IContainer Configure(XmlElement xmlRoot)
{
IContainer container = new Container();
XmlElement o = xmlRoot;
if (o == null)
{
return(container);
}
ArrayList objectConfigurations = new ArrayList();
ArrayList listConfigurations = new ArrayList();
ArrayList factoryConfigurations = new ArrayList();
foreach (XmlNode configNode in o)
{
if (configNode.Name == "object")
{
IObjectConfiguration objectConfig = ConfigureObject(configNode, container);
objectConfigurations.Add(objectConfig);
}
if (configNode.Name == "list")
{
IListConfiguration listConfig = ConfigureList(configNode, container);
listConfigurations.Add(listConfig);
}
if (configNode.Name == "factory")
{
IFactoryConfiguration factoryConfig = ConfigureFactory(configNode, container);
factoryConfigurations.Add(factoryConfig);
}
}
foreach (FactoryConfiguration factoryConfig in factoryConfigurations)
{
FillFactoryParameterTypes(factoryConfig);
if (factoryConfig.Object != null)
{
factoryConfig.Type = factoryConfig.Object.Type;
}
bool isStatic = factoryConfig.Object == null;
MethodInfo bestMethodMatch = MatchMethods(factoryConfig, factoryConfig.Type, factoryConfig.MethodName, isStatic)
;
if (bestMethodMatch == null)
{
throw new Exception(string.Format("Can not find Method for type '{0}' that matches your parameters", factoryConfig.Type));
}
factoryConfig.Method = bestMethodMatch;
}
foreach (ObjectConfiguration objectConfig in objectConfigurations)
{
FillCtorParameterTypes(objectConfig);
if (objectConfig.InstanceValue is FactoryConfiguration)
{
FactoryConfiguration factory = objectConfig.InstanceValue as FactoryConfiguration;
objectConfig.Type = factory.Method.ReturnType;
}
else
{
ConstructorInfo bestCtorMatch = MatchConstructors(objectConfig);
if (bestCtorMatch == null)
{
throw new Exception(string.Format("Can not find CTOR for type '{0}' that matches your parameters", objectConfig.Type));
}
objectConfig.Constructor = bestCtorMatch;
}
}
foreach (ListConfiguration listConfig in listConfigurations)
{
FillItemTypes(listConfig);
}
//cache configuration
return(container);
}
public void AddObjectConfiguration(IObjectConfiguration config)
{
this.objectConfigurations[config.Name] = config;
}
public void AddObjectConfiguration(IObjectConfiguration config)
{
this.objectConfigurations[config.Name] = config;
}
