ASP.NET core 2.1 Use session in Razor class library

Installed Microsoft.AspNetCore.Session as dependency

on startup.cs

public void ConfigureServices(IServiceCollection services)
{
services.Configure(options =>
{
// This lambda determines whether user consent for non-essential cookies is needed for a given request.
options.CheckConsentNeeded = context => true;
options.MinimumSameSitePolicy = SameSiteMode.None;
});
services.AddResponseCompression();
services.AddDistributedMemoryCache();
services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_1).AddSessionStateTempDataProvider();
services.AddDistributedMemoryCache();
services.AddHttpContextAccessor();
services.AddSingleton();
services.AddSession(options =>
{
options.IdleTimeout = TimeSpan.FromMinutes(30);
options.Cookie.HttpOnly = true;
options.Cookie.IsEssential = false;
options.Cookie.SecurePolicy = CookieSecurePolicy.SameAsRequest;
});
// Middleware Dependency Injection
services.AddStactive();
}
public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)
{
app.UseSession();
// Configure Kendo UI
if (env.IsDevelopment())
{
app.UseDeveloperExceptionPage();
}
if (env.IsProduction() || env.IsStaging() || env.IsEnvironment("Staging_2"))
{
app.UseExceptionHandler("/Error");
app.UseHsts();
}
else
{
app.UseExceptionHandler("/Home/Error");
app.UseHsts();
}
app.UseHttpsRedirection();
app.UseStaticFiles();
app.UseCookiePolicy();
app.UseResponseCompression();
app.UseCustomSessionMiddleware();
app.UseMvc(routes =>
{
routes.MapRoute("areas", "{area}/{controller=Home}/{action=Index}/{id?}");
routes.MapRoute(
name: "default",
template: "{controller=Home}/{action=Index}/{id?}");
});
}

HomeController A:

HttpContext.Session.SetString("Name", "Value");

Controller B(Razor Class Library):

string getValue = HttpContext.Session.GetString(Name);

3 Replies

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Piyush Pansuriya7y ago
Hi.

in string getValue = HttpContext.Session.GetString(Name);

make sure Name variable has value "Name" . because key should be static when you set and get the value into session.
+1
Aakash N7y ago
Installed Microsoft.AspNetCore.Session as dependency

on startup.cs
public void ConfigureServices(IServiceCollection services)

{

services.Configure(options =>

{

// This lambda determines whether user consent for non-essential cookies is needed for a given request.

options.CheckConsentNeeded = context => true;

options.MinimumSameSitePolicy = SameSiteMode.None;

});

services.AddResponseCompression();





services.AddDistributedMemoryCache();



services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_1).AddSessionStateTempDataProvider();

services.AddDistributedMemoryCache();

services.AddHttpContextAccessor();

services.AddSingleton();

services.AddSession(options =>

{

options.IdleTimeout = TimeSpan.FromMinutes(30);

options.Cookie.HttpOnly = true;

options.Cookie.IsEssential = false;

options.Cookie.SecurePolicy = CookieSecurePolicy.SameAsRequest;

});



// Middleware Dependency Injection

services.AddStactive();

}



public void Configure(IApplicationBuilder app, IHostingEnvironment env, ILoggerFactory loggerFactory)

{

app.UseSession();

// Configure Kendo UI

if (env.IsDevelopment())

{

app.UseDeveloperExceptionPage();

}

if (env.IsProduction() || env.IsStaging() || env.IsEnvironment("Staging_2"))

{

app.UseExceptionHandler("/Error");

app.UseHsts();

}

else

{

app.UseExceptionHandler("/Home/Error");

app.UseHsts();

}



app.UseHttpsRedirection();

app.UseStaticFiles();

app.UseCookiePolicy();

app.UseResponseCompression();

app.UseCustomSessionMiddleware();

app.UseMvc(routes =>

{

routes.MapRoute("areas", "{area}/{controller=Home}/{action=Index}/{id?}");

routes.MapRoute(

name: "default",

template: "{controller=Home}/{action=Index}/{id?}");

});

}
HomeController A:
HttpContext.Session.SetString("Name", "Value");
Controller B(Razor Class Library):
string getValue = HttpContext.Session.GetString(Name);
0
Piyush Pansuriya7y ago
Hello,
Can you share your code of how to set and get the session ?
0