singrdk/base/Applications/WebApps/Hello/Hello.sg

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///////////////////////////////////////////////////////////////////////////////
//
// Microsoft Research Singularity
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// Note: The Hello World web application
//
using System;
using Microsoft.SingSharp;
using Microsoft.SingSharp.Runtime;
using Microsoft.Singularity.Channels;
using Microsoft.Singularity.WebApps;
using Microsoft.Singularity.WebApps.Contracts;
using System.Text;
using System.Web;
using Microsoft.Singularity.Io;
using Microsoft.Singularity.Configuration;
using Microsoft.SingSharp.Reflection;
using Microsoft.Singularity.Applications;
[assembly: Transform(typeof(WebAppResourceTransform))]
namespace Microsoft.Singularity.WebApps
{
[Category("WebApp")]
internal sealed class Parameters
{
[Endpoint]
public readonly TRef<WebAppContract.Exp:Start> webAppRef;
reflective private Parameters();
}
public class HelloWebApp : IWebApp
{
public void ProcessRequest(IHttpRequest! request)
{
request.SendStatus(200, "OK");
request.SendHeader("Content-type", "text/html");
request.SendHeader("charset", "utf-8");
string html = "<html><head>Placeholder</head><body><h1>Hello, World</h1></body></html>";
request.SendBodyData(Encoding.ASCII.GetBytes(html));
request.Done();
}
// ======================================================
// The code below gets used when this webapp is compiled
// to a stand-alone executable
internal static int AppMain(Parameters! config)
{
WebAppContract.Exp conn = ((!)config.webAppRef).Acquire();
if (conn == null) {
// Wrong contract type!
return -1;
}
conn.SendWebAppReady();
HelloWebApp webApp = new HelloWebApp();
Driver.ServiceChannel(webApp, conn);
delete conn;
return 0;
}
}
}