internal static void ExecuteAction(HttpContext context, InvokeInfo vkInfo)
{
if( context == null )
throw new ArgumentNullException("context");
if( vkInfo == null )
throw new ArgumentNullException("vkInfo");
// 验证请求是否允许访问（身份验证）
AuthorizeAttribute authorize = vkInfo.GetAuthorize();
if( authorize != null ) {
if( authorize.AuthenticateRequest(context) == false )
ExceptionHelper.Throw403Exception(context);
}
// 调用方法
object result = ExecuteActionInternal(context, vkInfo);
// 设置OutputCache
OutputCacheAttribute outputCache = vkInfo.GetOutputCacheSetting();
if( outputCache != null )
outputCache.SetResponseCache(context);
// 处理方法的返回结果
IActionResult executeResult = result as IActionResult;
if( executeResult != null ) {
executeResult.Ouput(context);
}
else {
if( result != null ) {
// 普通类型结果
context.Response.ContentType = "text/plain";
context.Response.Write(result.ToString());
}
}
}
public static ActionHandler CreateHandler(InvokeInfo vkInfo)
{
SessionMode mode = vkInfo.GetSessionMode();
if( mode == SessionMode.NotSupport )
return new ActionHandler { InvokeInfo = vkInfo };
else if( mode == SessionMode.ReadOnly )
return new ReadOnlySessionActionHandler { InvokeInfo = vkInfo };
else
return new RequiresSessionActionHandler { InvokeInfo = vkInfo };
}
internal static object ExecuteActionInternal(HttpContext context, InvokeInfo info)
{
// 准备要传给调用方法的参数
object[] parameters = GetActionCallParameters(context, info.Action);
// 调用方法
if( info.Action.HasReturn )
return info.Action.MethodInfo.Invoke(info.Instance, parameters);
else {
info.Action.MethodInfo.Invoke(info.Instance, parameters);
return null;
}
}