NFC卡模擬業(yè)務(wù)

導(dǎo)入模塊

import cardEmulation from '@ohos.nfc.cardEmulation';

FeatureType

定義不同的NFC卡模擬類型。

系統(tǒng)能力： SystemCapability.Communication.NFC.CardEmulation

CardType9+

定義卡模擬應(yīng)用所使用的業(yè)務(wù)類型，是支付類型，還是其他類型。

系統(tǒng)能力： SystemCapability.Communication.NFC.CardEmulation

isSupported

isSupported(feature: number): boolean

是否支持某種類型的卡模擬。

系統(tǒng)能力： SystemCapability.Communication.NFC.CardEmulation

參數(shù)：

返回值：

hasHceCapability9+

hasHceCapability(): boolean

判斷是否支持HCE功能。

系統(tǒng)能力： SystemCapability.Communication.NFC.CardEmulation

需要權(quán)限： ohos.permission.NFC_CARD_EMULATION

返回值：

isDefaultService9+

isDefaultService(elementName: ElementName, type: CardType): boolean

判斷指定的應(yīng)用是否為指定業(yè)務(wù)類型的默認(rèn)應(yīng)用。

系統(tǒng)能力： SystemCapability.Communication.NFC.CardEmulation

需要權(quán)限： ohos.permission.NFC_CARD_EMULATION

參數(shù)：

返回值：

示例：

import cardEmulation from '@ohos.nfc.cardEmulation';

var isHceSupported = cardEmulation.isSupported(cardEmulation.FeatureType.HCE);
if (!isHceSupported) {
    console.log('this device is not supported for HCE, ignore it.');
    return;
}

var hasHceCap = cardEmulation.hasHceCapability();
if (!hasHceCap) {
    console.log('this device hasHceCapability false, ignore it.');
    return;
}

var elementName = {
    "bundleName": "com.test.cardemulation",
    "abilityName": "com.test.cardemulation.MainAbility",
};
var isDefaultService = cardEmulation.isDefaultService(elementName, cardEmulation.CardType.PAYMENT);
console.log('is the app is default service for this card type: ' + isDefaultService);