public void AddAopHandler(MethodBase methodBase, IList methodHandlers)
{
if (usageAttribute)
{
AddAopHandlerByUsageAttribute(methodBase, methodHandlers);
}
else
{
CallerInfoHandler handler;
if (cachedHandlers == null)
{
cachedHandlers = new Dictionary <MethodBase, CallerInfoHandler>();
}
if (!cachedHandlers.TryGetValue(methodBase, out handler))
{
var parameters = methodBase.GetParameters();
string paramName = this.parameterName;
CallerParamInfo paramInfo = null;
for (int i = 0, len = parameters.Length; i < len; i++)
{
var p = parameters[i];
if (p.Name == paramName)
{
paramInfo = new CallerParamInfo(i, this.callerType);
break;
}
}
if (paramInfo == null)
{
throw new AopMethodParameterNotFoundException(methodBase.DeclaringType, methodBase.Name, paramName);
}
handler = new CallerInfoHandler(offset, new CallerParamInfo[] { paramInfo });
cachedHandlers[methodBase] = handler;
}
if (handler != null)
{
methodHandlers.Add(handler);
}
}
}
private void AddAopHandlerByUsageAttribute(MethodBase methodBase, IList methodHandlers)
{
CallerInfoHandler callerInfo;
if (cachedStaticHandlers == null)
{
cachedStaticHandlers = new Dictionary <MethodBase, CallerInfoHandler>();
}
if (!cachedStaticHandlers.TryGetValue(methodBase, out callerInfo))
{
int offset = 0;
var callerAttr = methodBase.GetCustomAttribute <CallerFrameOffsetAttribute>(false);
if (callerAttr != null)
{
offset = callerAttr.FrameOffset;
offset = Math.Max(offset, 0);
}
var ps = methodBase.GetParameters();
List <CallerParamInfo> callerParameters = null;
CallerParamInfo callerParameter;
for (int i = 0, len = ps.Length; i < len; i++)
{
var p = ps[i];
callerParameter = null;
if (p.IsDefined(typeof(CallerMemberNameAttribute), false))
{
callerParameter = new CallerParamInfo(i, CallerParameterType.MemberName);
}
else if (p.IsDefined(typeof(CallerFilePathAttribute), false))
{
callerParameter = new CallerParamInfo(i, CallerParameterType.FilePath);
}
else if (p.IsDefined(typeof(CallerLineNumberAttribute), false))
{
callerParameter = new CallerParamInfo(i, CallerParameterType.LineNumber);
}
if (callerParameter != null)
{
if (callerParameters == null)
{
callerParameters = new List <CallerParamInfo>();
}
callerParameters.Add(callerParameter);
}
}
if (callerParameters == null || callerParameters.Count == 0)
{
callerInfo = null;
}
else
{
callerInfo = new CallerInfoHandler(offset, callerParameters.ToArray());
}
cachedStaticHandlers[methodBase] = callerInfo;
}
if (callerInfo != null)
{
methodHandlers.Add(callerInfo);
}
}