public override void BeginRequest(object sender, EventArgs e)
{
var path = _context.Context.Request.Path;
var queryString = _context.Request.QueryString.ToString();
if (_paths.Contains(path) && queryString != string.Empty)
{
DashCacheItem dashCacheItem = InMemoryDashCacheGateway.Find(InMemoryDashCacheGateway.GenerateKey(path, queryString));
InMemoryDashCacheGateway.SetCurrentDashCacheItem(dashCacheItem);
}
}
protected void Application_Start()
{
var _config = new DashCacheConfiguration(ConfigurationManager.AppSettings);
AreaRegistration.RegisterAllAreas();
GlobalConfiguration.Configure(WebApiConfig.Register);
FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);
RouteConfig.RegisterRoutes(RouteTable.Routes);
BundleConfig.RegisterBundles(BundleTable.Bundles);
InMemoryDashCacheGateway.Start(_config.Convert("DashCacheMonitorInterval").ToAInt(), _config.Convert("DashCacheEnabled").ToABool()); //30 seconds and dash cache enabled, get from config
}
// GET: api/Student
public object Get()
{
var dashCacheItem = InMemoryDashCacheGateway.GetCurrentDashCacheItem();
if (dashCacheItem == null)
{
var students = _unitOfWork.Students.FindAll(s => s.StudentId <= 300);
InMemoryDashCacheGateway.SetCurrentDashCacheItem(new DashCacheItem(students.ToList()));
return(students);
}
else
{
return(dashCacheItem.GetCachedItem <List <Student> >());
}
}
// GET api/values
public object Get()
{
var dashCacheItem = InMemoryDashCacheGateway.GetCurrentDashCacheItem();
if (dashCacheItem == null)
{
var values = new string[] { "value1", "value2", "value3" };
InMemoryDashCacheGateway.SetCurrentDashCacheItem(new DashCacheItem(values));
return(values);
}
else
{
return(dashCacheItem.GetCachedItem <string[]>());
}
}
// GET: api/Course
public object Get()
{
var dashCacheItem = InMemoryDashCacheGateway.GetCurrentDashCacheItem();
if (dashCacheItem == null)
{
var courses = _unitOfWork.Courses.FindAll(c => c.CourseId <= 300);
InMemoryDashCacheGateway.SetCurrentDashCacheItem(new DashCacheItem(courses.ToList()));
return(courses);
}
else
{
return(dashCacheItem.GetCachedItem <List <Course> >());
}
}
public override void EndRequest(object sender, EventArgs e)
{
var path = _context.Context.Request.Path;
var queryString = _context.Request.QueryString.ToString();
if (_paths.Contains(path) && queryString != string.Empty)
{
DashCacheItem dashCacheItem = InMemoryDashCacheGateway.GetCurrentDashCacheItem();
if (dashCacheItem != null && dashCacheItem.IsAlreadyCached != true)
{
dashCacheItem.IsAlreadyCached = true;
InMemoryDashCacheGateway.Add(InMemoryDashCacheGateway.GenerateKey(path, queryString), dashCacheItem);
}
;
}
int count = InMemoryDashCacheGateway.GetCacheCount();
//read from threshold in config later, don't have the energy to convert
if (count > 5)
{
InMemoryDashCacheGateway.EvictFirstItemIn();
}
}
