public MethodBase ResolvePlug(MethodBase aMethod, Type[] aParamTypes)
{
MethodBase xResult = null;
var xMethodKey = BuildMethodKeyName(aMethod);
if (ResolvedPlugs.Contains(xMethodKey, out xResult))
{
return(xResult);
}
else
{
// TODO: Right now plugs are compiled in, even if they are not needed.
// Maybe change this so plugs that are not needed are not compiled in?
// To do so, maybe plugs could be marked as they are used
List <Type> xImpls;
// Check for exact type plugs first, they have precedence
if (mPlugImpls.TryGetValue(aMethod.DeclaringType, out xImpls))
{
xResult = ResolvePlug(aMethod.DeclaringType, xImpls, aMethod, aParamTypes);
}
// Check for inheritable plugs second.
// We also need to fall through at method level, not just type.
// That is a exact type plug could exist, but not method match.
// In such a case the Inheritable methods should still be searched
// if there is a inheritable type match.
if (xResult == null)
{
foreach (var xInheritable in mPlugImplsInhrt)
{
if (aMethod.DeclaringType.IsSubclassOf(xInheritable.Key))
{
xResult = ResolvePlug(aMethod.DeclaringType /*xInheritable.Key*/, xInheritable.Value, aMethod, aParamTypes);
if (xResult != null)
{
// prevent key overriding.
break;
}
}
}
}
ResolvedPlugs.Add(xMethodKey, xResult);
return(xResult);
}
}
public MethodBase ResolvePlug(MethodBase aMethod, Type[] aParamTypes)
{
MethodBase xResult = null;
if (aMethod.Name == "CreateComparer")
{
;
}
var xMethodKey = BuildMethodKeyName(aMethod);
if (ResolvedPlugs.Contains(xMethodKey, out xResult))
{
return(xResult);
}
else
{
List <Type> xImpls;
// Check for exact type plugs first, they have precedence
if (mPlugImpls.TryGetValue(aMethod.DeclaringType, out xImpls))
{
xResult = ResolvePlug(aMethod.DeclaringType, xImpls, aMethod, aParamTypes);
}
// Check for inheritable plugs second.
// We also need to fall through at method level, not just type.
// That is a exact type plug could exist, but not method match.
// In such a case the Inheritable methods should still be searched
// if there is a inheritable type match.
if (xResult == null)
{
foreach (var xInheritable in mPlugImplsInhrt)
{
if (aMethod.DeclaringType.IsSubclassOf(xInheritable.Key))
{
xResult = ResolvePlug(aMethod.DeclaringType /*xInheritable.Key*/, xInheritable.Value, aMethod, aParamTypes);
if (xResult != null)
{
// prevent key overriding.
break;
}
}
}
}
if (xResult == null)
{
xImpls = null;
if (aMethod.DeclaringType.IsGenericType)
{
var xMethodDeclaringTypeDef = aMethod.DeclaringType.GetGenericTypeDefinition();
if (mGenericPlugImpls.TryGetValue(xMethodDeclaringTypeDef, out xImpls))
{
var xBindingFlagsToFindMethod = BindingFlags.Default;
if (aMethod.IsPublic)
{
xBindingFlagsToFindMethod = BindingFlags.Public;
}
else
{
// private
xBindingFlagsToFindMethod = BindingFlags.NonPublic;
}
if (aMethod.IsStatic)
{
xBindingFlagsToFindMethod |= BindingFlags.Static;
}
else
{
xBindingFlagsToFindMethod |= BindingFlags.Instance;
}
var xGenericMethod = (from item in xMethodDeclaringTypeDef.GetMethods(xBindingFlagsToFindMethod)
where item.Name == aMethod.Name &&
item.GetParameters().Length == aParamTypes.Length
select item).SingleOrDefault();
if (xGenericMethod != null)
{
var xTempResult = ResolvePlug(xMethodDeclaringTypeDef, xImpls, xGenericMethod, aParamTypes);
if (xTempResult != null)
{
if (xTempResult.DeclaringType.IsGenericTypeDefinition)
{
var xConcreteTempResultType = xTempResult.DeclaringType.MakeGenericType(aMethod.DeclaringType.GetGenericArguments());
xResult = (from item in xConcreteTempResultType.GetMethods(BindingFlags.Static | BindingFlags.Public)
where item.Name == aMethod.Name &&
item.GetParameters().Length == aParamTypes.Length
select item).SingleOrDefault();
}
}
;
;
;
;
}
///
}
}
}
ResolvedPlugs.Add(xMethodKey, xResult);
return(xResult);
}
}