public override void ProcessHttpRequest(HttpListenerContext context)
{
Validate(context);
LOG.Debug("Processing {0} request...", context.Request.HttpMethod);
if (!IsHttpMethodSupported(context))
{
LOG.Error("Unable to process HTTP request: HTTP method {0} unsupported.",
context.Request.HttpMethod);
context.Response.StatusCode = (int)HttpStatusCode.MethodNotAllowed; // 405.
return;
}
HttpListenerRequest request = context.Request;
if (request.Url == null || string.IsNullOrWhiteSpace(request.Url.AbsoluteUri))
{
LOG.Error(
"Unable to process {0} HTTP request: No URI specified.",
context.Request.HttpMethod);
context.Response.StatusCode = (int)HttpStatusCode.BadRequest; // 400.
return;
}
LOG.Debug("Request.Uri: {0}", request.Url);
// After requesting a web page modern browsers will automatically make a second
// request to get the favicon.ico to display. Return an empty response for a
// favicon.ico request.
if (request.HttpMethod.ToUpper() == HttpMethod.Get &&
request.Url.ToString().Contains("favicon.ico"))
{
LOG.Debug("favicon.ico request. Response will be empty.");
context.Response.StatusCode = (int)HttpStatusCode.OK; // 200.
this.WriteResponseBody(context.Response, "", DEF_CHARSET);
return;
}
IHttpMethodHandler methodHandler = this.GetMethodHandler(context);
if (methodHandler == null)
{
LOG.Error(
"Unable to process HTTP request: "
+ "Could not retrieve method handler for {0} HTTP method.",
context.Request.HttpMethod);
context.Response.StatusCode = (int)HttpStatusCode.NotImplemented; // 501.
return;
}
LOG.Info("Calling {0} method handler to process {1} request for resource {2}...",
methodHandler.GetType().Name, request.HttpMethod, request.Url.AbsolutePath);
methodHandler.ProcessHttpRequest(context);
}
public ProxyRequestHandler(IHttpMethodHandler getHandler, IHttpMethodHandler postHandler, IHttpMethodHandler deleteHandler)
{
_getHandler = getHandler;
_postHandler = postHandler;
_deletetHandler = deleteHandler;
}
