/**
* Flushes and closes all opened files.
*
* @throws SecurityException
* if a security manager exists and it determines that the
* caller does not have the required permissions to control this
* handler; required permissions include
* {@code LogPermission("control")},
* {@code FilePermission("write")} etc.
*/
public override void close()
{
// release locks
base.close();
allLocks.remove(fileName);
try {
java.nio.channels.FileChannel channel = lockJ.channel();
lockJ.release();
channel.close();
java.io.File file = new java.io.File(fileName + LCK_EXT);
file.delete();
} catch (java.io.IOException e) {
// ignore
}
}