webapi filter过滤器中获得请求的方法详情(方法名,Attributes)
public class GlobalActionFilter : ActionFilterAttribute {
private string _requestId; public override void OnActionExecuting(HttpActionContext actionContext) {
base.OnActionExecuting(actionContext);
//方法1.
var gaf=actionContext.ActionDescriptor.GetCustomAttributes<GlobalAuthorizationFilter>().FirstOrDefault();
string methodName1 = actionContext.ActionDescriptor.ActionName;
//var ad=actionContext.ActionDescriptor.MethodInfo; //MethodInfo调试可以看到,但是代码点不出来(需要做强制类型转换,在监视中ad.GetType()拿到类型,然后强转为拿到的类型后即可.MethodInfo)
//方法2:反射
var methodActionDescriptorProperty = actionContext.Request.Properties["MS_HttpActionDescriptor"] as ReflectedHttpActionDescriptor; if (methodActionDescriptorProperty != null) { var methodInfo = methodActionDescriptorProperty.MethodInfo; //获取方法详情 string methodName = methodInfo.Name; //方法名 var methodCustomAttributes = methodInfo.GetCustomAttributes(true).ToList(); //获得所有自定义的attributes标记 var authAttribute = methodCustomAttributes.FirstOrDefault(ee => ee is GlobalAuthorizationFilter); //查找是否有特定的attribute标记 if (authAttribute != null) { var gf = authAttribute as GlobalAuthorizationFilter; //转换为特定的attribute bool isNeedLogin = gf.IsNeedLogin; //拿到特定标记的字段 } } }
From:http://www.cnblogs.com/xuejianxiyang/p/6208406.html
作者:xuejianxiyang
出处:http://xuejianxiyang.cnblogs.com
关于作者:Heaven helps those who help themselves.
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