程序包 ohos.distributedschedule.interwork

类 DeviceInfo

java.lang.Object

ohos.distributedschedule.interwork.DeviceInfo

所有已实现的接口:

Sequenceable

public class DeviceInfo
extends Object
implements Sequenceable

Provides methods for setting and obtaining the network ID, device name, device type, and device state of a device on the distributed network.

从以下版本开始:

3

嵌套类概要

嵌套类

限定符和类型	类	说明
static class	DeviceInfo.DeviceState	Enumerates online and offline states of a device on the distributed network.
static class	DeviceInfo.DeviceType	Enumerates types of a device on the distributed network.

从接口继承的嵌套类/接口 ohos.utils.Sequenceable

Sequenceable.Producer<T>

字段概要

字段

限定符和类型	字段	说明
static int	FLAG_GET_ALL_DEVICE	Queries information about all online and offline devices (excluding the local device) on the distributed network.
static int	FLAG_GET_OFFLINE_DEVICE	Queries information about all offline devices (excluding the local device) on the distributed network.
static int	FLAG_GET_ONLINE_DEVICE	Queries information about all online devices (excluding the local device) on the distributed network.

构造器概要

构造器

构造器	说明
DeviceInfo()	Default constructor used to create a DeviceInfo instance with an offline device of an unknown type.

方法概要

限定符和类型	方法	说明
String	getDeviceId()	Obtains the network ID of this device.
String	getDeviceName()	Obtains the name of this device.
DeviceInfo.DeviceState	getDeviceState()	Obtains the state of this device.
DeviceInfo.DeviceType	getDeviceType()	Obtains the type of this device.
boolean	isDeviceOnline()	Checks whether this device is online.
boolean	marshalling(Parcel out)	Marshals this Sequenceable object into a Parcel.
void	setDeviceInfo(String deviceId, String deviceName)	Sets the network ID and device name for this device.
void	setDeviceState(DeviceInfo.DeviceState deviceState)	Sets the state for this device.
void	setDeviceType(DeviceInfo.DeviceType deviceType)	Sets the device type for this device.
boolean	unmarshalling(Parcel in)	Unmarshals this Sequenceable object from a Parcel.

从类继承的方法 java.lang.Object

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

从接口继承的方法 ohos.utils.Sequenceable

hasFileDescriptor

字段详细资料

FLAG_GET_ALL_DEVICE

public static final int FLAG_GET_ALL_DEVICE

Queries information about all online and offline devices (excluding the local device) on the distributed network. This flag is used in DeviceManager#getDeviceList(int).

从以下版本开始:

3

另请参阅:

常量字段值

FLAG_GET_OFFLINE_DEVICE

public static final int FLAG_GET_OFFLINE_DEVICE

Queries information about all offline devices (excluding the local device) on the distributed network. This flag is used in DeviceManager#getDeviceList(int).

从以下版本开始:

3

另请参阅:

常量字段值

FLAG_GET_ONLINE_DEVICE

public static final int FLAG_GET_ONLINE_DEVICE

Queries information about all online devices (excluding the local device) on the distributed network. This flag is used in DeviceManager#getDeviceList(int).

从以下版本开始:

3

另请参阅:

常量字段值

构造器详细资料

DeviceInfo

public DeviceInfo()

Default constructor used to create a DeviceInfo instance with an offline device of an unknown type.

从以下版本开始:

3

方法详细资料

setDeviceInfo

public void setDeviceInfo(String deviceId,
                          String deviceName)

Sets the network ID and device name for this device.

参数:

deviceId - Indicates the network ID to set.

deviceName - Indicates the device name to set.

从以下版本开始:

3

setDeviceType

public void setDeviceType(DeviceInfo.DeviceType deviceType)

Sets the device type for this device.

参数:

deviceType - Indicates the device type to set. For details about available values, see DeviceType.

从以下版本开始:

3

setDeviceState

public void setDeviceState(DeviceInfo.DeviceState deviceState)

Sets the state for this device.

参数:

deviceState - Indicates the device state to set. For details about available values, see DeviceState.

从以下版本开始:

3

getDeviceId

public String getDeviceId()

Obtains the network ID of this device. The device network ID is set by calling setDeviceInfo(java.lang.String,java.lang.String).

返回:

Returns the network ID of this device.

从以下版本开始:

3

getDeviceName

public String getDeviceName()

Obtains the name of this device. The device name is set by calling setDeviceInfo(java.lang.String,java.lang.String).

返回:

Returns the device name.

从以下版本开始:

3

getDeviceType

public DeviceInfo.DeviceType getDeviceType()

Obtains the type of this device. The device type is set by calling setDeviceType(ohos.distributedschedule.interwork.DeviceInfo.DeviceType).

返回:

Returns the device type.

从以下版本开始:

3

getDeviceState

public DeviceInfo.DeviceState getDeviceState()

Obtains the state of this device. The device state is set by calling setDeviceState(ohos.distributedschedule.interwork.DeviceInfo.DeviceState).

返回:

Returns the device state. For details about available values, see DeviceState.

从以下版本开始:

3

isDeviceOnline

public boolean isDeviceOnline()

Checks whether this device is online.

返回:

Returns true if this device is online; returns false otherwise.

从以下版本开始:

3

marshalling

public boolean marshalling(Parcel out)

从接口复制的说明: Sequenceable

Marshals this Sequenceable object into a Parcel.

指定者:

marshalling 在接口中 Sequenceable

参数:

out - Indicates the Parcel object to which the Sequenceable object will be marshaled..

返回:

Returns true if the marshalling is successful; returns false otherwise.

unmarshalling

public boolean unmarshalling(Parcel in)

从接口复制的说明: Sequenceable

Unmarshals this Sequenceable object from a Parcel.

指定者:

unmarshalling 在接口中 Sequenceable

参数:

in - Indicates the Parcel object into which the Sequenceable object has been marshaled.

返回:

Returns true if the unmarshalling is successful; returns false otherwise.