org.aoju.bus.health.hardware.mac

Class MacGlobalMemory

java.lang.Object

org.aoju.bus.health.hardware.AbstractGlobalMemory

org.aoju.bus.health.hardware.mac.MacGlobalMemory

All Implemented Interfaces:

GlobalMemory

public class MacGlobalMemory
extends AbstractGlobalMemory

Memory obtained by host_statistics (vm_stat) and sysctl.

Since:

JDK 1.8+

Version:

5.5.0

Author:

Kimi Liu

Constructor Summary

Constructors

Constructor and Description
MacGlobalMemory()

Method Summary

Modifier and Type	Method and Description
long	getAvailable() The amount of physical memory currently available, in bytes.
long	getPageSize() The number of bytes in a memory page
PhysicalMemory[]	getPhysicalMemory() Physical memory, such as banks of memory.
long	getTotal() The amount of actual physical memory, in bytes.
VirtualMemory	getVirtualMemory() Virtual memory, such as a swap file.

Methods inherited from class org.aoju.bus.health.hardware.AbstractGlobalMemory

parsePhysicalMemorySize, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

MacGlobalMemory

public MacGlobalMemory()

Method Detail

getAvailable

public long getAvailable()

Description copied from interface: GlobalMemory

The amount of physical memory currently available, in bytes.

Returns:

Available number of bytes.

getTotal

public long getTotal()

Description copied from interface: GlobalMemory

The amount of actual physical memory, in bytes.

Returns:

Total number of bytes.

getPageSize

public long getPageSize()

Description copied from interface: GlobalMemory

The number of bytes in a memory page

Returns:

Page size in bytes.

getVirtualMemory

public VirtualMemory getVirtualMemory()

Description copied from interface: GlobalMemory

Virtual memory, such as a swap file.

Returns:

A VirtualMemory object.

getPhysicalMemory

public PhysicalMemory[] getPhysicalMemory()

Description copied from interface: GlobalMemory

Physical memory, such as banks of memory.

On Linux, requires elevated permissions. On FreeBSD and Solaris, requires installation of dmidecode.

Specified by:

getPhysicalMemory in interface GlobalMemory

Overrides:

getPhysicalMemory in class AbstractGlobalMemory

Returns:

A list of PhysicalMemory objects.