Class LinuxLogicalVolumeGroup

java.lang.Object

oshi.hardware.common.AbstractLogicalVolumeGroup

oshi.hardware.common.platform.linux.LinuxLogicalVolumeGroup

All Implemented Interfaces:

LogicalVolumeGroup

public class LinuxLogicalVolumeGroup
extends AbstractLogicalVolumeGroup

Linux implementation of LogicalVolumeGroup.

Field Summary

Fields

Modifier and Type	Field	Description
protected static final String	BLOCK	Sysfs block device type.
protected static final String	DM_LV_NAME	Device-mapper logical volume name property.
protected static final String	DM_UUID	Device-mapper UUID property.
protected static final String	DM_VG_NAME	Device-mapper volume group name property.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	LinuxLogicalVolumeGroup(String name, Map<String, Set<String>> lvMap, Set<String> pvSet)	Creates a LinuxLogicalVolumeGroup.

Method Summary

Modifier and Type	Method	Description
protected static Map<String, Set<String>>	queryPhysicalVolumes()	Populates the physical volumes map from the pvs command output.

Methods inherited from class AbstractLogicalVolumeGroup

getLogicalVolumes, getName, getPhysicalVolumes, toString

Methods inherited from class Object

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

Field Details

BLOCK

protected static final String BLOCK

Sysfs block device type.

See Also:

• Constant Field Values

DM_UUID

protected static final String DM_UUID

Device-mapper UUID property.

See Also:

• Constant Field Values

DM_VG_NAME

protected static final String DM_VG_NAME

Device-mapper volume group name property.

See Also:

• Constant Field Values

DM_LV_NAME

protected static final String DM_LV_NAME

Device-mapper logical volume name property.

See Also:

• Constant Field Values

Constructor Details

LinuxLogicalVolumeGroup

protected LinuxLogicalVolumeGroup(String name,
 Map<String, Set<String>> lvMap,
 Set<String> pvSet)

Creates a LinuxLogicalVolumeGroup.

Parameters:

name - the volume group name

lvMap - the logical volume map

pvSet - the physical volume set

Method Details

queryPhysicalVolumes

protected static Map<String, Set<String>> queryPhysicalVolumes()

Populates the physical volumes map from the pvs command output. Requires elevated permissions; may return an empty map if the command fails.

Returns:

map of VG name to set of PV device paths