2004-11-11  Casey Marshall  <csm@gnu.org>

	* gnu/java/nio/FileLock.java (isValid): locks are valid if the
	channel is open.
	* gnu/java/nio/channels/natFileChannelPosix.cc (lock): use
	'F_RDLCK' for shared locks, 'F_WRLCK' for exclusive locks.

From-SVN: r90538