com.facebook.litho.config

Class DeviceInfoUtils

java.lang.Object

com.facebook.litho.config.DeviceInfoUtils

public class DeviceInfoUtils
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEVICEINFO_UNKNOWN The default return value of any method in this class when an error occurs or when processing fails (Currently set to -1).
static int	NUM_CORES_NOT_SET

Constructor Summary

Constructors

Constructor and Description
DeviceInfoUtils()

Method Summary

Modifier and Type	Method and Description
static int	getNumberOfCPUCores() Reads the number of CPU cores from the first available information from /sys/devices/system/cpu/possible, /sys/devices/system/cpu/present, then /sys/devices/system/cpu/.
static boolean	hasMultipleCores()

Methods inherited from class java.lang.Object

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

Field Detail

DEVICEINFO_UNKNOWN

public static final int DEVICEINFO_UNKNOWN

The default return value of any method in this class when an error occurs or when processing fails (Currently set to -1). Use this to check if the information about the device in question was successfully obtained.

See Also:

Constant Field Values

NUM_CORES_NOT_SET

public static final int NUM_CORES_NOT_SET

See Also:

Constant Field Values

Constructor Detail

DeviceInfoUtils

public DeviceInfoUtils()

Method Detail

getNumberOfCPUCores

public static int getNumberOfCPUCores()

Reads the number of CPU cores from the first available information from /sys/devices/system/cpu/possible, /sys/devices/system/cpu/present, then /sys/devices/system/cpu/.

Returns:

Number of CPU cores in the phone, or DEVICEINFO_UKNOWN = -1 in the event of an error.

hasMultipleCores

public static boolean hasMultipleCores()