public IMethodLevelBehavior <Attribute> CreateInterceptorModeBehavior(Type beanType)
{
MethodLevelHashMap <Attribute> methodToAnnotationMap = new MethodLevelHashMap <Attribute>();
MethodInfo[] methods = ReflectUtil.GetMethods(beanType);
foreach (MethodInfo method in methods)
{
Attribute annotation = LookForAnnotation(method);
if (annotation != null)
{
methodToAnnotationMap.Put(method, annotation);
continue;
}
Type[] parameters = TypeUtil.GetParameterTypesToTypes(method.GetParameters());
foreach (Type currInterface in beanType.GetInterfaces())
{
MethodInfo methodOnInterface = ReflectUtil.GetDeclaredMethod(true, currInterface, null, method.Name, parameters);
if (methodOnInterface == null)
{
continue;
}
annotation = LookForAnnotation(methodOnInterface);
if (annotation == null)
{
continue;
}
methodToAnnotationMap.Put(method, annotation);
break;
}
}
return(new MethodLevelBehavior <Attribute>(LookForAnnotation(beanType), methodToAnnotationMap));
}
public static IMethodLevelBehavior <T> Create <A>(Type beanType, AnnotationCache <A> annotationCache, Type behaviourType,
IBehaviorTypeExtractor <A, T> behaviourTypeExtractor, IBeanContextFactory beanContextFactory, IServiceContext beanContext) where A : Attribute
{
BehaviorKey key = new BehaviorKey(beanType, behaviourType);
IMethodLevelBehavior <T> behavior = (IMethodLevelBehavior <T>)beanTypeToBehavior.Get(key);
if (behavior != null)
{
if (behavior == noBehavior)
{
return(null);
}
return(behavior);
}
A annotation = annotationCache.GetAnnotation(beanType);
if (annotation == null)
{
beanTypeToBehavior.Put(key, noBehavior);
return(null);
}
T defaultBehaviour = behaviourTypeExtractor.ExtractBehaviorType(annotation);
MethodLevelHashMap <T> methodLevelBehaviour = null;
MethodInfo[] methods = ReflectUtil.GetMethods(beanType);
for (int a = methods.Length; a-- > 0;)
{
MethodInfo method = methods[a];
A annotationOnMethod = annotationCache.GetAnnotation(method);
if (annotationOnMethod != null)
{
if (methodLevelBehaviour == null)
{
methodLevelBehaviour = new MethodLevelHashMap <T>();
}
T behaviourTypeOnMethod = behaviourTypeExtractor.ExtractBehaviorType(annotationOnMethod);
if (behaviourTypeOnMethod != null)
{
methodLevelBehaviour.Put(method, behaviourTypeOnMethod);
}
}
}
if (methodLevelBehaviour == null)
{
methodLevelBehaviour = new MethodLevelHashMap <T>(0);
}
behavior = new MethodLevelBehavior <T>(defaultBehaviour, methodLevelBehaviour);
beanTypeToBehavior.Put(key, behavior);
return(behavior);
}
protected Type CreateConstructorType(AccessorClassLoader loader, String constructorClassName, Type delegateType, Type targetType)
{
if (Log.DebugEnabled)
{
Log.Debug("Creating fast constructor handle for " + targetType.FullName);
}
Type delegateTypeHandle = delegateType;
Type objType = typeof(Object);
Type superType;
TypeBuilder cw;
if (delegateType.IsInterface)
{
superType = objType;
cw = loader.CreateNewType(TypeAttributes.Public, constructorClassName, superType, new Type[] { delegateTypeHandle });
}
else
{
superType = delegateTypeHandle;
cw = loader.CreateNewType(TypeAttributes.Public, constructorClassName, superType, Type.EmptyTypes);
}
{
ConstructorInfo baseConstructor = superType.GetConstructor(BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic, null, Type.EmptyTypes, null);
if (baseConstructor == null)
{
throw new Exception("Constructor not found: " + superType.FullName);
}
ILGenerator mv = cw.DefineConstructor(MethodAttributes.Public, CallingConventions.HasThis, Type.EmptyTypes).GetILGenerator();
mv.Emit(OpCodes.Ldarg_0);
mv.Emit(OpCodes.Call, baseConstructor);
mv.Emit(OpCodes.Ret);
}
MethodInfo[] r_methods = ReflectUtil.GetMethods(delegateType);
ConstructorInfo[] constructors = targetType.GetConstructors();
foreach (ConstructorInfo constructor in constructors)
{
ParameterInfo[] constructorParams = constructor.GetParameters();
for (int a = r_methods.Length; a-- > 0;)
{
MethodInfo r_method = r_methods[a];
if (r_method == null)
{
// already handled
continue;
}
if (!delegateType.IsInterface && !r_method.IsAbstract)
{
// only handle abstract methods
r_methods[a] = null;
continue;
}
ParameterInfo[] methodParams = r_method.GetParameters();
if (constructorParams.Length != methodParams.Length)
{
// no match
continue;
}
bool paramsEqual = true;
for (int b = constructorParams.Length; b-- > 0;)
{
if (!constructorParams[b].ParameterType.Equals(methodParams[b].ParameterType))
{
paramsEqual = false;
break;
}
}
if (!paramsEqual)
{
// no match
continue;
}
r_methods[a] = null;
ImplementConstructorOfConstructorType(r_method, constructor, cw);
}
}
foreach (MethodInfo r_method in r_methods)
{
if (r_method != null)
{
throw new ArgumentException("No matching constructor found on " + targetType.FullName + " to map on delegate method "
+ r_method.ToString());
}
}
return(loader.GetType(constructorClassName, cw));
}
public override void VisitEnd()
{
HashMap <String, List <MethodInfo> > nameToMethodsMap = new HashMap <String, List <MethodInfo> >();
foreach (MethodInfo method in ReflectUtil.GetMethods(State.OriginalType))
{
List <MethodInfo> methodList = nameToMethodsMap.Get(method.Name);
if (methodList == null)
{
methodList = new List <MethodInfo>();
nameToMethodsMap.Put(method.Name, methodList);
}
methodList.Add(method);
}
foreach (IPropertyInfo propertyInfo in propertyInfos)
{
MethodInfo getter = ((MethodPropertyInfo)propertyInfo).Getter;
MethodInfo setter = ((MethodPropertyInfo)propertyInfo).Setter;
if (getter == null)
{
// look for abstract definition of the getter
getter = ReflectUtil.GetDeclaredMethod(true, State.CurrentType, propertyInfo.PropertyType, "get_" + propertyInfo.Name);
}
if (setter == null)
{
// look for abstract definition of the setter
setter = ReflectUtil.GetDeclaredMethod(true, State.CurrentType, typeof(void), "set_" + propertyInfo.Name,
propertyInfo.PropertyType);
}
MethodInstance m_getterTemplate = getter != null ? new MethodInstance(getter) : null;
MethodInstance m_setterTemplate = setter != null ? new MethodInstance(setter) : null;
MethodInstance m_getter = MethodInstance.FindByTemplate(m_getterTemplate, true);
MethodInstance m_setter = MethodInstance.FindByTemplate(m_setterTemplate, true);
if (m_getter != null && m_setter != null)
{
// ensure both accessors are public
if (!m_getter.Access.HasFlag(MethodAttributes.Public))
{
IMethodVisitor mv = VisitMethod(m_getter.DeriveAccess(MethodAttributes.Public));
mv.LoadThis();
mv.LoadArgs();
mv.InvokeSuper(m_getter);
mv.ReturnValue();
mv.EndMethod();
}
if (!m_setter.Access.HasFlag(MethodAttributes.Public))
{
IMethodVisitor mv = VisitMethod(m_setter.DeriveAccess(MethodAttributes.Public));
mv.LoadThis();
mv.LoadArgs();
mv.InvokeSuper(m_getter);
mv.ReturnValue();
mv.EndMethod();
}
continue;
}
if (m_getter != null || m_setter != null)
{
// at least one of the accessors is explicitly implemented
continue;
}
FieldInstance f_backingField = EnsureBackingField(propertyInfo);
if (f_backingField == null)
{
continue;
}
if (m_setterTemplate == null)
{
m_setterTemplate = new MethodInstance(null, MethodAttributes.Public | MethodAttributes.SpecialName, m_setterTemplate != null ? m_setterTemplate.ReturnType : NewType.VOID_TYPE,
"set_" + propertyInfo.Name, f_backingField.Type);
}
// implement setter
m_setterTemplate = ImplementSetter(m_setterTemplate, f_backingField);
List <MethodInfo> allSettersWithSameName = nameToMethodsMap.Get(m_setterTemplate.Name);
if (allSettersWithSameName != null)
{
MethodInstance f_m_setterTemplate = m_setterTemplate;
foreach (MethodInfo setterWithSameName in allSettersWithSameName)
{
MethodInstance m_setterWithSameName = MethodInstance.FindByTemplate(setterWithSameName, true);
if (m_setterWithSameName != null)
{
// method is implemented, so nothing to do
continue;
}
IMethodVisitor mv = VisitMethod(new MethodInstance(setterWithSameName));
if (mv.Method.Parameters.Length != 1)
{
// this visitor handles only "true" setters with exactly one argument
continue;
}
mv.CallThisSetter(m_setterTemplate, delegate(IMethodVisitor mg)
{
mg.LoadArg(0);
mg.CheckCast(f_m_setterTemplate.Parameters[0].Type);
});
mv.ReturnVoidOrThis();
mv.EndMethod();
}
}
if (m_getterTemplate == null)
{
m_getterTemplate = new MethodInstance(null, MethodAttributes.Public | MethodAttributes.SpecialName, f_backingField.Type, "get_" + propertyInfo.Name, null);
}
// implement getter
m_getterTemplate = ImplementGetter(m_getterTemplate, f_backingField);
List <MethodInfo> allGettersWithSameName = nameToMethodsMap.Get(m_getterTemplate.Name);
if (allGettersWithSameName != null)
{
foreach (MethodInfo getterWithSameName in allGettersWithSameName)
{
MethodInstance m_getterWithSameName = MethodInstance.FindByTemplate(getterWithSameName, true);
if (m_getterWithSameName != null)
{
// method is implemented, so nothing to do
continue;
}
IMethodVisitor mv = VisitMethod(new MethodInstance(getterWithSameName));
mv.CallThisGetter(m_getterTemplate);
mv.ReturnValue();
mv.EndMethod();
}
}
}
base.VisitEnd();
}
