Class ReferenceCountedFileDescriptor

java.lang.Object

com.martiansoftware.nailgun.ReferenceCountedFileDescriptor

public class ReferenceCountedFileDescriptor
extends Object

Encapsulates a file descriptor plus a reference count to ensure close requests only close the file descriptor once the last reference to the file descriptor is released. If not explicitly closed, the file descriptor will be closed when this object is finalized.

Field Summary

Fields

Modifier and Type	Field	Description
private boolean	closePending
private int	fd
private int	fdRefCount

Constructor Summary

Constructors

Constructor	Description
ReferenceCountedFileDescriptor(int fd)

Method Summary

Modifier and Type	Method	Description
int	acquire()
void	close()
private void	doClose()
protected void	finalize()
void	release()

Methods inherited from class Object

clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

fd

private int fd

fdRefCount

private int fdRefCount

closePending

private boolean closePending

Constructor Details

ReferenceCountedFileDescriptor

public ReferenceCountedFileDescriptor(int fd)

Method Details

finalize

protected void finalize()
                 throws IOException

Overrides:

finalize in class Object

Throws:

IOException

acquire

public int acquire()

release

public void release()
             throws IOException

Throws:

IOException

close

public void close()
           throws IOException

Throws:

IOException

doClose

private void doClose()
              throws IOException

Throws:

IOException