org.aoju.bus.health.common.unix.solaris

Class KstatUtils

java.lang.Object

org.aoju.bus.health.common.unix.solaris.KstatUtils

public class KstatUtils
extends Object

Provides access to kstat information on Solaris

Since:

JDK 1.8+

Version:

5.5.0

Author:

Kimi Liu

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	KstatUtils.KstatChain A copy of the Kstat chain, encapsulating a kstat_ctl_t object.

Method Summary

Modifier and Type	Method and Description
static long	dataLookupLong(com.sun.jna.platform.unix.solaris.LibKstat.Kstat ksp, String name) Convenience method for LibKstat.kstat_data_lookup(com.sun.jna.platform.unix.solaris.LibKstat.Kstat, java.lang.String) with numeric return values.
static String	dataLookupString(com.sun.jna.platform.unix.solaris.LibKstat.Kstat ksp, String name) Convenience method for LibKstat.kstat_data_lookup(com.sun.jna.platform.unix.solaris.LibKstat.Kstat, java.lang.String) with String return values.
static KstatUtils.KstatChain	openChain() Create a copy of the Kstat chain and lock it for use by this object.

Methods inherited from class java.lang.Object

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

Method Detail

openChain

public static KstatUtils.KstatChain openChain()

Create a copy of the Kstat chain and lock it for use by this object.

Returns:

A locked copy of the chain. It should be unlocked/released when you are done with it with KstatUtils.KstatChain.close().

dataLookupString

public static String dataLookupString(com.sun.jna.platform.unix.solaris.LibKstat.Kstat ksp,
                                      String name)

Convenience method for LibKstat.kstat_data_lookup(com.sun.jna.platform.unix.solaris.LibKstat.Kstat, java.lang.String) with String return values. Searches the kstat's data section for the record with the specified name. This operation is valid only for kstat types which have named data records. Currently, only the KSTAT_TYPE_NAMED and KSTAT_TYPE_TIMER kstats have named data records.

Parameters:

ksp - The kstat to search

name - The key for the name-value pair, or name of the timer as applicable

Returns:

The value as a String.

dataLookupLong

public static long dataLookupLong(com.sun.jna.platform.unix.solaris.LibKstat.Kstat ksp,
                                  String name)

Convenience method for LibKstat.kstat_data_lookup(com.sun.jna.platform.unix.solaris.LibKstat.Kstat, java.lang.String) with numeric return values. Searches the kstat's data section for the record with the specified name. This operation is valid only for kstat types which have named data records. Currently, only the KSTAT_TYPE_NAMED and KSTAT_TYPE_TIMER kstats have named data records.

Parameters:

ksp - The kstat to search

name - The key for the name-value pair, or name of the timer as applicable

Returns:

The value as a long. If the data type is a character or string type, returns 0 and logs an error.