程序包 ohos.nfc.oma

类 Session

java.lang.Object

ohos.nfc.oma.Session

public final class Session
extends Object

The interfaces can be used to enable a basic channel, create a logical channel, and disable a session.

从以下版本开始:

1

SystemCapability

SystemCapability.Communication.NFC

方法概要

限定符和类型	方法	说明
void	close()	Disables all channels of a session.
byte[]	getATR()	Obtains the Answer to Reset of a secure element.
Optional<Channel>	openBasicChannel(Aid aid)	Opens a basic channel.
Optional<Channel>	openLogicalChannel(Aid aid)	Opens a logical channel.

从类继承的方法 java.lang.Object

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

方法详细资料

openBasicChannel

public Optional<Channel> openBasicChannel(Aid aid)

Opens a basic channel.

参数:

aid - Indicates the Aid for opening a channel.

返回:

Returns the basic channel.

从以下版本开始:

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openLogicalChannel

public Optional<Channel> openLogicalChannel(Aid aid)

Opens a logical channel.

参数:

aid - Indicates the Aid for opening a channel.

返回:

Returns the opened logical channel.

从以下版本开始:

1

getATR

public byte[] getATR()

Obtains the Answer to Reset of a secure element.

返回:

Returns the Answer to Reset in byte array format.

从以下版本开始:

1

close

public void close()

Disables all channels of a session.

从以下版本开始:

1