private static void AddInterceptors(ITypedAspect aspect, IList pointcuts)
{
ArrayList methodsList = new ArrayList();
MethodInfo[] methods =
aspect.GetType().GetMethods(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance |
BindingFlags.DeclaredOnly);
foreach (MethodInfo method in methods)
{
object[] interceptorAttributes = method.GetCustomAttributes(typeof(InterceptorAttribute), false);
if (interceptorAttributes != null && interceptorAttributes.Length > 0)
{
methodsList.Add(method);
}
}
methodsList.Sort(new InterceptorMethodSorter());
foreach (MethodInfo method in methodsList)
{
object[] interceptorAttributes = method.GetCustomAttributes(typeof(InterceptorAttribute), false);
if (interceptorAttributes != null)
{
InterceptorAttribute interceptor = (InterceptorAttribute)interceptorAttributes[0];
IPointcut pointcut = null;
Delegate interceptorDelegate = CreateDelegate(aspect, method);
if (interceptor.TargetAttribute != null)
{
pointcut = new AttributePointcut(interceptor.TargetAttribute, interceptorDelegate);
}
else if (interceptor.TargetSignature != null)
{
pointcut = new SignaturePointcut(interceptor.TargetSignature, interceptorDelegate);
}
else
{
throw new Exception("Interceptor attribute does not contain any target info");
}
pointcuts.Add(pointcut);
}
}
}
private static void AddInterceptors(ITypedAspect aspect, IList pointcuts)
{
ArrayList methodsList = new ArrayList();
MethodInfo[] methods =
aspect.GetType().GetMethods(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance |
BindingFlags.DeclaredOnly);
foreach (MethodInfo method in methods)
{
object[] interceptorAttributes = method.GetCustomAttributes(typeof (InterceptorAttribute), false);
if (interceptorAttributes != null && interceptorAttributes.Length > 0)
{
methodsList.Add(method);
}
}
methodsList.Sort(new InterceptorMethodSorter());
foreach (MethodInfo method in methodsList)
{
object[] interceptorAttributes = method.GetCustomAttributes(typeof (InterceptorAttribute), false);
if (interceptorAttributes != null)
{
InterceptorAttribute interceptor = (InterceptorAttribute) interceptorAttributes[0];
IPointcut pointcut = null;
Delegate interceptorDelegate = CreateDelegate(aspect, method);
if (interceptor.TargetAttribute != null)
{
pointcut = new AttributePointcut(interceptor.TargetAttribute, interceptorDelegate);
}
else if (interceptor.TargetSignature != null)
{
pointcut = new SignaturePointcut(interceptor.TargetSignature, interceptorDelegate);
}
else
{
throw new Exception("Interceptor attribute does not contain any target info");
}
pointcuts.Add(pointcut);
}
}
}
/// <summary>
/// return a configured <c>IEngine</c> from an xml element.
/// </summary>
/// <param name="xmlRoot">xml node to deserialize</param>
/// <returns>a configured <c>IEngine</c></returns>
public IEngine Configure(XmlElement xmlRoot)
{
Engine engine = new Engine("App.Config");
XmlElement o = xmlRoot;
if (o == null)
return engine;
foreach (XmlNode settingsNode in o)
{
if (settingsNode.Name == "aspect")
{
IList pointcuts = new ArrayList();
IList mixins = new ArrayList();
string aspectName = settingsNode.Attributes["name"].Value;
foreach (XmlNode aspectNode in settingsNode)
{
if (aspectNode.Name == "pointcut")
{
IList interceptors = new ArrayList();
foreach (XmlNode pointcutNode in aspectNode)
{
if (pointcutNode.Name == "interceptor")
{
string typeString = pointcutNode.Attributes["type"].Value;
Type interceptorType = Type.GetType(typeString);
if (interceptorType == null)
throw new Exception(
string.Format("Interceptor type '{0}' was not found!", typeString));
object interceptor = Activator.CreateInstance(interceptorType);
interceptors.Add(interceptor);
}
}
IPointcut pointcut = null;
if (aspectNode.Attributes["target-signature"] != null)
{
string targetMethodSignature = aspectNode.Attributes["target-signature"].Value;
pointcut = new SignaturePointcut(targetMethodSignature, interceptors);
}
if (aspectNode.Attributes["target-attribute"] != null)
{
string attributeTypeString = aspectNode.Attributes["target-attribute"].Value;
Type attributeType = Type.GetType(attributeTypeString);
if (attributeType == null)
throw new Exception(
string.Format("Attribute type '{0}' was not found!", attributeTypeString));
pointcut = new AttributePointcut(attributeType, interceptors);
}
pointcuts.Add(pointcut);
}
if (aspectNode.Name == "mixin")
{
string typeString = aspectNode.Attributes["type"].Value;
Type mixinType = Type.GetType(typeString);
if (mixinType == null)
throw new Exception(string.Format("Mixin type '{0}' was not found!", typeString));
mixins.Add(mixinType);
}
}
IGenericAspect aspect = null;
if (settingsNode.Attributes["target-signature"] != null)
{
string targetTypeSignature = settingsNode.Attributes["target-signature"].Value;
aspect = new SignatureAspect(aspectName, targetTypeSignature, mixins, pointcuts);
}
if (settingsNode.Attributes["target-attribute"] != null)
{
string attributeTypeString = settingsNode.Attributes["target-attribute"].Value;
Type attributeType = Type.GetType(attributeTypeString);
aspect = new AttributeAspect(aspectName, attributeType, mixins, pointcuts);
}
engine.Configuration.Aspects.Add(aspect);
}
}
return engine;
}
