code review request : 7105952: Improve finalisation for FileInputStream/FileOutputStream/RandomAccessFile
littlee at linux.vnet.ibm.com
Tue Nov 1 13:54:40 UTC 2011
On 10/29/2011 02:13 AM, Seán Coffey wrote:
> This is a second stab at cleaning up the close() and finalize()
> methods for FileInputStream / FileOutputStream / RandomAccessFile
> classes so that all parents/referents sharing the same native
> FileDescriptor are closed out correctly.
> With Alan's assistance, we have a better implementation in place where
> we avoid the use of counters and instead cycle through a list of
> shared closeables when a FileDescriptor is being shared.
> Bug report (not visible yet)
> webrev : http://cr.openjdk.java.net/~coffeys/webrev.7105952/
If we have 3 FileInputStream which share the same FileDescriptor, and
one of the FileInputStream calls its own close. Will other 2
I see fd.closeAll is called in the close of FileInputStream, I guess it
will close all the things which shared the same fd.
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