Hi Christoffer,

thanks for reporting this. I opened a bug: "https://bugs.eclipse.org/bugs/show_bug.cgi?id=372190"; where you can track the progress and will investigate on this.

Cheers,
Thomas

On 2/21/12 11:08 PM, Christoffer Bruun wrote:
Hi,

I have a Java program where Jetty is embedded. Using lsof -p PID while running on linux I can see that I leak file handles to all static files that are served using org.eclipse.jetty.servlet.DefaultServlet.

Inspecting the source I believe I have found the problem:

In org.eclipse.jetty.servlet.DefaultServlet.sendData(...)

There are a few occurrences of this construct:
   Buffer buffer = (content==null)?null:content.getIndirectBuffer();

The core of the implementation of HttpContent.ResourceAsHttpContent.getIndirectBuffer() is:
  ByteArrayBuffer buffer = new ByteArrayBuffer((int)_resource.length());
  buffer.readFrom(*_resource.getInputStream()*,(int)_resource.length());
  return buffer;

The InputStream returned by _resource.getInputStream() is not closed in getIndirectBuffer() and when the FileResource.getInputStream() is
nothing more than:
    return new FileInputStream(_file);

Then the InputStream is *never* closed and the file handle is leaked - or am I missing something ?

I have checked the sources of Jetty 7.6 and 8.1 and the implementations of HttpContent.ResourceAsHttpContent.getIndirectBuffer()
and FileResource.getInputStream() have not changed.



Best regards
Christoffer Bruun




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thomas becker
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http://webtide.com / http://intalio.com
(the folks behind jetty and cometd)

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