Class FstatUtil

java.lang.Object

oshi.util.common.platform.unix.openbsd.FstatUtil

@ThreadSafe
public final class FstatUtil
extends Object

Reads from fstat.

Method Summary

Modifier and Type	Method	Description
static String	getCwd(int pid)	Gets current working directory info (using ps actually).
static long	getOpenFiles(int pid)	Gets open number of files.
static long	parseOpenFiles(List<String> fstatLines)	Counts open file descriptor rows in fstat -sp <pid> output (OpenBSD format), excluding rows whose fifth column matches pipe or unix, and subtracting the header row.

Methods inherited from class Object

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

Method Details

getCwd

public static String getCwd(int pid)

Gets current working directory info (using ps actually).

Parameters:

pid - a process ID

Returns:

the current working directory for that process.

getOpenFiles

public static long getOpenFiles(int pid)

Gets open number of files.

Parameters:

pid - The process ID

Returns:

the number of open files.

parseOpenFiles

public static long parseOpenFiles(List<String> fstatLines)

Counts open file descriptor rows in fstat -sp <pid> output (OpenBSD format), excluding rows whose fifth column matches pipe or unix, and subtracting the header row.

Parameters:

fstatLines - lines returned by fstat -sp <pid>

Returns:

the number of open files (counted rows minus 1 for the header); 0 for empty or header-only input