/// <summary>
/// This method prepares the binary body for output from the content.
/// </summary>
/// <param name="context">The current context.</param>
/// <param name="content">The content to be prepared.</param>
/// <returns>Returns a ResourceManagerMessageFragmentBody object with the binary representation of the content.</returns>
protected virtual ResourceManagerMessageFragmentBody PrepareBodyOutput(ResourceManagerContext context, BinaryContent content)
{
ResourceManagerMessageFragmentBody
body = context.GetObjectPool<ResourceManagerMessageFragmentBody>().Get();
byte[] blob = content.ToArray();
switch (context.Request.Data.RequestPreferredCompression)
{
case "gzip":
using (MemoryStream ms = new MemoryStream())
{
using (Stream gz = new GZipStream(ms, CompressionMode.Compress, true))
{
gz.Write(blob, 0, blob.Length);
gz.Close();
}
ms.Position = 0;
body.Load(ms);
}
body.ContentEncoding = "gzip";
break;
case "deflate":
using (MemoryStream ms = new MemoryStream())
{
using (Stream gz = new DeflateStream(ms, CompressionMode.Compress, true))
{
gz.Write(blob, 0, blob.Length);
gz.Close();
}
ms.Position = 0;
body.Load(ms);
}
body.ContentEncoding = "deflate";
break;
default:
body.Load(blob, 0, blob.Length);
break;
}
blob = null;
if (content.MimeType == null || content.MimeType == "")
{
if (context.Request.Settings.OutputColl.Count > 0)
body.ContentType = context.Request.Settings.OutputColl[0].OutputMIMEType;
else
body.ContentType = "application/octet-stream";
}
else
body.ContentType = content.MimeType;
return body;
}
/// <summary>
/// This method selects the appropriate node and creates a Body content.
/// </summary>
/// <param name="context">The current context.</param>
public override void OutputPrepare(ResourceManagerContext context)
{
BinaryContent content = null;
try
{
Uri resource = new Uri(context.Request.Settings.OutputColl[0].Output);
GuidHolder holder;
lock (syncLockCache)
{
byte[] blob;
if (!mInternalResourceCache.ContainsKey(resource))
{
blob = RH.ResourceLoadFromUri(resource);
holder = new GuidHolder(Guid.NewGuid(), Guid.NewGuid(), blob);
mInternalResourceCache.Add(resource, holder);
}
else
holder = mInternalResourceCache[resource];
}
content = context.GetObjectPool<BinaryContent>().Get();
content.Load();
content.Data = holder.blob;
//content.Load(holder.blob, 0, holder.blob.Length);
content.IDContent = holder.ID;
content.IDVersion = holder.Version;
string statusBody;
context.Response.Body = PrepareBody(context, content, out statusBody);
context.Response.Status = statusBody;
}
catch (Exception ex)
{
context.Response.Body = null;
context.Response.Status = CH.HTTPCodes.InternalServerError_500;
context.Response.Substatus = ex.Message;
}
finally
{
if (content != null && content.ObjectPoolCanReturn)
content.ObjectPoolReturn();
content = null;
}
}
