/// <summary>
/// Automatically sends the appropriate response to the user agent
/// and ends execution on the current page or handler.
/// </summary>
/// <exception cref="ThreadAbortException">Thrown by ASP.NET in order to prevent additional data from the page being sent to the client and corrupting the response.</exception>
/// <remarks>
/// Requires a current HttpContext.
/// </remarks>
public virtual void Send()
{
ErrorUtilities.VerifyOperation(HttpContext.Current != null, MessagingStrings.CurrentHttpContextRequired);
HttpContext.Current.Response.Clear();
HttpContext.Current.Response.StatusCode = (int)this.Status;
MessagingUtilities.ApplyHeadersToResponse(this.Headers, HttpContext.Current.Response);
if (this.ResponseStream != null)
{
try {
this.ResponseStream.CopyTo(HttpContext.Current.Response.OutputStream);
} catch (HttpException ex) {
if (ex.ErrorCode == -2147467259 && HttpContext.Current.Response.Output != null)
{
// Test scenarios can generate this, since the stream is being spoofed:
// System.Web.HttpException: OutputStream is not available when a custom TextWriter is used.
HttpContext.Current.Response.Output.Write(this.Body);
}
else
{
throw;
}
}
}
HttpContext.Current.Response.End();
}
/// <summary>
/// Gets an offline snapshot version of this instance.
/// </summary>
/// <param name="maximumBytesToCache">The maximum bytes from the response stream to cache.</param>
/// <returns>A snapshot version of this instance.</returns>
/// <remarks>
/// If this instance is a <see cref="NetworkDirectWebResponse"/> creating a snapshot
/// will automatically close and dispose of the underlying response stream.
/// If this instance is a <see cref="CachedDirectWebResponse"/>, the result will
/// be the self same instance.
/// </remarks>
internal override CachedDirectWebResponse GetSnapshot(int maximumBytesToCache)
{
ErrorUtilities.VerifyOperation(!this.streamReadBegun, "Network stream reading has already begun.");
this.streamReadBegun = true;
var result = new CachedDirectWebResponse(this.RequestUri, this.httpWebResponse, maximumBytesToCache);
this.Dispose();
return(result);
}
internal static void VerifyHttpContext()
{
ErrorUtilities.VerifyOperation(HttpContext.Current != null && HttpContext.Current.Request != null, MessagingStrings.HttpContextRequired);
}
internal static void VerifyHttpContext(HttpContext ctx)
{
ErrorUtilities.VerifyOperation(ctx != null && ctx.Request != null, MessagingStrings.HttpContextRequired);
}