{"id":200,"date":"2018-12-20T13:14:13","date_gmt":"2018-12-20T05:14:13","guid":{"rendered":"https:\/\/qtvz.com\/?p=200"},"modified":"2018-12-20T13:14:13","modified_gmt":"2018-12-20T05:14:13","slug":"android%e5%bc%80%e5%8f%91%e5%ad%a6%e4%b9%a0%e4%b9%8b%e8%b7%af-%e6%8c%87%e7%ba%b9%e8%af%86%e5%88%abapi","status":"publish","type":"post","link":"https:\/\/qtvz.com\/200.html","title":{"rendered":"Android\u5f00\u53d1\u5b66\u4e60\u4e4b\u8def-\u6307\u7eb9\u8bc6\u522bAPI"},"content":{"rendered":"

\u5728android6.0\u4e4b\u540e\u8c37\u6b4c\u5bf9\u6307\u7eb9\u8bc6\u522b<\/a>\u8fdb\u884c\u4e86\u5b98\u65b9\u652f\u6301\uff0c\u4eca\u5929\u8fd8\u5728\u653e\u5047\uff0c\u6240\u4ee5\u5c31\u968f\u610f\u5c1d\u8bd5\u4e86\u4e00\u4e0b\u8fd9\u4e2aapi\uff0c\u4f46\u662f\u9047\u5230\u4e86\u5404\u79cd\u5404\u6837\u7684\u95ee\u9898<\/p>\n

\u2460\u5728\u4f7f\u7528FingerPrintManager\u8fd9\u4e2a\u7c7b\u5b9e\u73b0\u7684\u65f6\u5019\u53d1\u73b0\u4e86\u5f88\u591a\u95ee\u9898\uff0c\u8fd9\u4e2a\u7c7b\u91cc\u9762\u7684\u4e00\u4e9b\u51fd\u6570\u662f\u88abhide\u4e86\u7684\uff0c\u4e5f\u5c31\u662f\u6211\u4eec\u4e0d\u80fd\u8c03\u7528\uff0c\u6bd4\u5982enroll()\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u5f53\u524d\u7684\u5b98\u65b9\u652f\u6301\u5176\u5b9e\u662f\u6709\u9650\u7684\uff0c\u6211\u4eec\u80fd\u8bfb\u53d6\u5230\u672c\u673a\u5df2\u7ecf\u5b58\u5728\u7684\u6307\u7eb9\uff08\u7528\u4e8e\u89e3\u9501\u7684\uff09\uff0c\u7136\u540e\u9a8c\u8bc1\u8fd9\u4e9b\u6307\u7eb9\uff0c\u4f46\u662f\u4e0d\u80fd\u8ba9\u7528\u6237\u5728app\u4f7f\u7528\u7684\u65f6\u5019\u5f55\u5165\u4e00\u4e2a\u6307\u7eb9\uff0c\u7528\u4e8eapp\u7684\u5176\u4ed6\u529f\u80fd\uff0c\u8fd9\u4e2a\u662f\u4e00\u4e2a\u7f3a\u9677\u5427\u76ee\u524d\u6765\u8bf4\uff0c\u4e0b\u9762\u7684\u56fe\u4e5f\u662f\u5c55\u793a\u4e86\u8bc6\u522b\u4e00\u4e2a\u53ef\u4ee5\u7528\u6765\u89e3\u9501\u7684\u6307\u7eb9\u7684\u529f\u80fd\u3002<\/p>\n

\u2461\u4f7f\u7528FingerPrintManager\u7684\u65f6\u5019\u4f1a\u9047\u5230\u8981\u5728\u5e94\u7528\u4e2d\u5224\u65ad\u6743\u9650\u7684\u95ee\u9898\uff0c\u4e0d\u6e05\u695a\u662f\u56e0\u4e3aandroid M\u8981\u6c42\u7684\u8fd8\u662fapi\u9700\u8981\uff0c\u8c03\u7528\u7684\u65f6\u5019\u4e5f\u6ca1\u6709\u53cd\u5e94\uff0c\u65e2\u6ca1\u6709\u529f\u80fd\uff0c\u4e5f\u6ca1\u6709\u63d0\u793a\u7ed9\u4e88\u6743\u9650\uff0c\u539f\u56e0\u6709\u5f85\u67e5\u8bc1\u3002<\/p>\n

\u2462\u5728\u4e00\u987f\u5c1d\u8bd5\u65e0\u679c\u4e4b\u540e\u53d1\u73b0\u4e86\u4e24\u4e2a\u7279\u522b\u7684\u7c7b\uff0c\u4e00\u4e2a\u53eb\u505aFingerPrintManagerCompat\uff0c\u8fd9\u662f\u4e00\u4e2a\u517c\u5bb9\u7684FingerPrint\u64cd\u4f5c\u7c7b\uff0c\u8fd8\u6709\u4e00\u4e2a\u7c7b\u4f3c\u7684\u53eb\u505aFingerPrintManagerCompatApi23\uff0c\u4f7f\u7528\u8fd9\u4e24\u4e2a\u7c7b\u4e5f\u80fd\u5b9e\u73b0\u5230\u8bc6\u522b\u6307\u7eb9\u7684\u529f\u80fd\uff0c\u4f46\u662f\u4e5f\u662f\u6709\u5c40\u9650\u7684\uff0c\u5982\u2460\u6240\u8bf4\u7684\u3002\u8fd9\u4e24\u4e2a\u7c7b\u90fd\u80fd\u5b9e\u73b0\u8fd9\u4e2a\u6548\u679c\uff0c\u4f46\u662f\u9700\u8981API Level 23\uff0c\u5982\u679c\u8fbe\u4e0d\u5230\u4e0d\u4f1a\u62a5\u9519\uff0c\u8fd9\u4e9b\u7c7b\u4f1a\u4ec0\u4e48\u90fd\u4e0d\u505a\u3002<\/p>\n

\u5c55\u793a\u56fe\uff0c\u56e0\u4e3a\u6ca1\u6709\u771f\u673a\uff0c\u6240\u4ee5\u53ea\u80fd\u7528\u6a21\u62df\u5668\u8c03\u8bd5\u4e00\u4e0b\uff0c\u8fd9\u91cc\u4e5f\u53ea\u80fd\u7528\u5b98\u65b9\u7684\uff0cGenymotion\u514d\u8d39\u7248\u8c8c\u4f3c\u4e0d\u80fd\u6a21\u62df\u6307\u7eb9\uff1a\"\"<\/p>\n

public class MainActivity extends AppCompatActivity implements View.OnClickListener {\r\n    private static final String TAG = \"MainActivity\";\r\n    private Button check;\r\n    private FingerprintManagerCompat manager;\r\n\r\n    @Override\r\n    protected void onCreate(Bundle savedInstanceState) {\r\n        super.onCreate(savedInstanceState);\r\n        setContentView(R.layout.activity_main);\r\n\r\n        check = (Button) findViewById(R.id.btn_check);\r\n\r\n        check.setOnClickListener(this);\r\n\r\n        \/\/ \u83b7\u53d6\u4e00\u4e2aFingerPrintManagerCompat\u7684\u5b9e\u4f8b\r\n        manager = FingerprintManagerCompat.from(this);\r\n    }\r\n\r\n    @Override\r\n    public void onClick(View v) {\r\n        switch (v.getId()) {\r\n            case R.id.btn_check:\r\n                \/**\r\n                 * \u5f00\u59cb\u9a8c\u8bc1\uff0c\u4ec0\u4e48\u65f6\u5019\u505c\u6b62\u7531\u7cfb\u7edf\u6765\u786e\u5b9a\uff0c\u5982\u679c\u9a8c\u8bc1\u6210\u529f\uff0c\u90a3\u4e48\u7cfb\u7edf\u4f1a\u5173\u7cfbsensor\uff0c\u5982\u679c\u5931\u8d25\uff0c\u5219\u5141\u8bb8\r\n                 * \u591a\u6b21\u5c1d\u8bd5\uff0c\u5982\u679c\u4f9d\u65e7\u5931\u8d25\uff0c\u5219\u4f1a\u62d2\u7edd\u4e00\u6bb5\u65f6\u95f4\uff0c\u7136\u540e\u5173\u95edsensor\uff0c\u8fc7\u4e00\u6bb5\u65f6\u5019\u4e4b\u540e\u518d\u91cd\u65b0\u5141\u8bb8\u5c1d\u8bd5\r\n                 * \r\n                 * \u7b2c\u56db\u4e2a\u53c2\u6570\u4e3a\u91cd\u70b9\uff0c\u9700\u8981\u4f20\u5165\u4e00\u4e2aFingerprintManagerCompat.AuthenticationCallback\u7684\u5b50\u7c7b\r\n                 * \u5e76\u91cd\u5199\u4e00\u4e9b\u65b9\u6cd5\uff0c\u4e0d\u540c\u7684\u60c5\u51b5\u56de\u8c03\u4e0d\u540c\u7684\u51fd\u6570\r\n                 *\/\r\n                manager.authenticate(null, 0, null, new MyCallBack(), null);\r\n                break;\r\n        }\r\n    }\r\n\r\n    public class MyCallBack extends FingerprintManagerCompat.AuthenticationCallback {\r\n        private static final String TAG = \"MyCallBack\";\r\n\r\n        \/\/ \u5f53\u51fa\u73b0\u9519\u8bef\u7684\u65f6\u5019\u56de\u8c03\u6b64\u51fd\u6570\uff0c\u6bd4\u5982\u591a\u6b21\u5c1d\u8bd5\u90fd\u5931\u8d25\u4e86\u7684\u65f6\u5019\uff0cerrString\u662f\u9519\u8bef\u4fe1\u606f\r\n        @Override\r\n        public void onAuthenticationError(int errMsgId, CharSequence errString) {\r\n            Log.d(TAG, \"onAuthenticationError: \" + errString);\r\n        }\r\n\r\n        \/\/ \u5f53\u6307\u7eb9\u9a8c\u8bc1\u5931\u8d25\u7684\u65f6\u5019\u4f1a\u56de\u8c03\u6b64\u51fd\u6570\uff0c\u5931\u8d25\u4e4b\u540e\u5141\u8bb8\u591a\u6b21\u5c1d\u8bd5\uff0c\u5931\u8d25\u6b21\u6570\u8fc7\u591a\u4f1a\u505c\u6b62\u54cd\u5e94\u4e00\u6bb5\u65f6\u95f4\u7136\u540e\u518d\u505c\u6b62sensor\u7684\u5de5\u4f5c\r\n        @Override\r\n        public void onAuthenticationFailed() {\r\n            Log.d(TAG, \"onAuthenticationFailed: \" + \"\u9a8c\u8bc1\u5931\u8d25\");\r\n        }\r\n\r\n        @Override\r\n        public void onAuthenticationHelp(int helpMsgId, CharSequence helpString) {\r\n            Log.d(TAG, \"onAuthenticationHelp: \" + helpString);\r\n        }\r\n\r\n        \/\/ \u5f53\u9a8c\u8bc1\u7684\u6307\u7eb9\u6210\u529f\u65f6\u4f1a\u56de\u8c03\u6b64\u51fd\u6570\uff0c\u7136\u540e\u4e0d\u518d\u76d1\u542c\u6307\u7eb9sensor\r\n        @Override\r\n        public void onAuthenticationSucceeded(FingerprintManagerCompat.AuthenticationResult\r\n                                                      result) {\r\n            Log.d(TAG, \"onAuthenticationSucceeded: \" + \"\u9a8c\u8bc1\u6210\u529f\");\r\n        }\r\n    }\r\n\r\n}<\/pre>\n
\u6709\u535a\u53cb\u63d0\u51fa\u4e86\u95ee\u9898\uff0c\u8fd9\u91cc\u8bb0\u5f55\u4e0b\uff1a<\/p>\n
1.\u5982\u4f55\u8ba9\u5931\u8d25\u6216\u8005\u6210\u529f\u4e4b\u540eSensor\u7ee7\u7eed\u4fdd\u6301\u76d1\u542c\u65b0\u7684\u6307\u7eb9\uff1f<\/p>\n
\u7b54\uff1a\u56e0\u4e3aAPI\u8f83\u65b0\u7684\u7f18\u6545\uff0c\u8fd9\u4e2a\u517c\u5bb9\u7684Manager\u7c7b\u8fd8\u4e0d\u80fd\u505a\u5230\u81ea\u52a8\u91cd\u542f\u7684\u529f\u80fd\uff0c\u4f46\u662f\u6211\u4eec\u53ef\u4ee5\u81ea\u5df1\u5199\u4e00\u4e2a\u3002\u56e0\u4e3aApi\u4e2d\u89c4\u5b9a\u4e86\u5982\u679c\u56de\u8c03\u4e86Error\u6216\u8005Succeed\u65b9\u6cd5\u4e4b\u540e\uff0csensor\u4f1a\u88ab\u5173\u95ed\uff0c\u76f4\u5230\u4e0b\u4e00\u6b21\u91cd\u65b0\u8c03\u7528authenticate\u65b9\u6cd5\u6388\u6743\uff0c\u4f46\u662f\u6211\u4eec\u4e0d\u80fd\u5728Error\u6216Succeed\u76f4\u63a5\u8c03\u7528\u8fd9\u4e2a\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5904\u4e8e\u5b89\u5168\u6027\u7684\u8003\u8651\uff0c\u4e0d\u5141\u8bb8\u5f00\u53d1\u8005\u77ed\u65f6\u95f4\u5185\u8fde\u7eed\u6388\u6743\uff0c\u7ecf\u8fc7\u7c97\u7565\u7684\u6d4b\u8bd5\uff0candroid\u5141\u8bb8\u6211\u4eec\u572830s\u4e4b\u540e\u91cd\u65b0\u6253\u5f00Sensor\u6388\u6743\u76d1\u542c\uff0c\u6240\u4ee5\u6211\u4eec\u8981\u505a\u7684\uff0c\u5c31\u662f\u901a\u8fc7Handler\u7684sendMessageDelayed\u65b9\u6cd5\u53d1\u9001\u4e00\u4e2a\u5ef6\u8fdf\u7684\u6d88\u606f\uff0c\u518d\u5728Handler\u4e2d\u91cd\u65b0\u8c03\u7528authenticate\u65b9\u6cd5\uff0c\u5177\u4f53\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
private Handler handler = new Handler() {\r\n    @Override\r\n    public void handleMessage(Message msg) {\r\n        super.handleMessage(msg);\r\n        Log.d(TAG, \"handleMessage: \u91cd\u542f\u6307\u7eb9\u6a21\u5757\");\r\n        manager.authenticate(null, 0, null, new MyCallBack(), handler);\r\n    }\r\n};<\/pre>\n
@Override\r\npublic void onAuthenticationError(int errMsgId, CharSequence errString) {\r\n    handler.sendMessageDelayed(new Message(), 1000 * 30);\r\n    Log.d(TAG, \"onAuthenticationError: \" + errString);\r\n}\r\n\r\n@Override\r\npublic void onAuthenticationSucceeded(FingerprintManagerCompat.AuthenticationResult result) {\r\n    handler.sendMessageDelayed(new Message(), 1000 * 30);\r\n    Log.d(TAG, \"onAuthenticationSucceeded: \" + \"\u9a8c\u8bc1\u6210\u529f\");\r\n}<\/pre>\n
2.\u4e3a\u4ec0\u4e486.0\u4ee5\u4e0b\u7684\u4e00\u4e9b\u5e26\u6307\u7eb9\u624b\u673a\u53ef\u4ee5\u7528FingerprintManager\u6765\u64cd\u4f5c\u6307\u7eb9\uff0c\u800c\u6ca1\u6709\u6307\u7eb9\u7684\u624b\u673a\u4f1a\u5d29\u6e83\u3002<\/p>\n
\u8fd9\u4e2a\u4f30\u8ba1\u65f6\u56e0\u4e3a\u67d0\u4e9b\u5382\u5546\uff08\u5c0f\u7c73\u3001vivo\u7b49\uff09\u7684\u6307\u7eb9\u8bc6\u522b<\/a>\u673a\u5668\u7684Rom\u4e2d\u6dfb\u52a0\u4e86FingerprintManager\u7684API\uff0c\u5b9e\u9645\u4e0a\u8fd9\u4e2aAPI\u662f\u57286.0\u624d\u52a0\u5165\u7684\u3002\u6587\u6863\uff1a\"\"<\/p>\n
\"\"<\/p>\n
\u8fd9\u5c31\u5bfc\u51fa\u4e86\u4e00\u4e2a\u95ee\u9898\uff1a\u5982\u679c\u6211\u8981\u7ed96.0\u4ee5\u4e0b\u6216\u8005\u6ca1\u6709\u9002\u914d6.0\u6307\u7eb9\u7684\u624b\u673a\u8fdb\u884c\u6307\u7eb9\u64cd\u4f5c\u7684\u65f6\u5019\uff0c\u8981\u600e\u4e48\u505a\uff1f<\/p>\n
\u4f7f\u7528FingerprintManagerCompat\u80af\u5b9a\u662f\u4e0d\u884c\u7684\uff0c\u56e0\u4e3a\u6587\u6863\u4e5f\u8bf4\u4e86\uff0c\u4f4e\u4e8eM\u7684\u7cfb\u7edf\u7248\u672c\uff0cFingerprintManagerCompat\u65e0\u8bba\u624b\u673a\u662f\u5426\u6709\u6307\u7eb9\u8bc6\u522b<\/a>\u6a21\u5757\uff0c\u5747\u8ba4\u4e3a\u6ca1\u6709\u6307\u7eb9\u8bc6\u522b\u3002\u90a3\u4e48\u6211\u4eec\u5b9e\u9645\u4e0a\u662f\u53ef\u4ee5\u7528FingerprintManager\u6765\u505a\u7684\uff0c\u56e0\u4e3a\u5c0f\u7c73\u7b49\u5382\u5546\u5df2\u7ecf\u628aAPI\u52a0\u8fdb\u53bb\u4e86\uff08\u8fd9\u91cc\u8981\u5145\u5206\u6d4b\u8bd5\uff0c\u6bd5\u7adf\u4e0d\u662f\u5b98\u65b9\u7684api\uff09\u3002<\/p>\n
\u5728\u5de5\u7a0b\u4e2d\uff0c\u4f7f\u7528\u4e0b\u9762\u4ee3\u7801\u6765\u83b7\u5f97\u4e00\u4e2aFingerprintManager\uff1a<\/p>\n
FingerprintManager manager = (FingerprintManager) getSystemService(FINGERPRINT_SERVICE);<\/pre>\n
\u8fd9\u4e2a\u5730\u65b9\u8981\u4fdd\u8bc1\u4f60\u7684CompleteSdkVersion\u7248\u672c\u8981\u5927\u4e8e23\uff0c\u5426\u5219IDE\u4e5f\u627e\u4e0d\u5230\u8fd9\u4e2a\u7c7b\u3002\r\n\r\n\u63a5\u7740\uff0c\u5047\u8bbe\u6211\u4eec\u8981\u68c0\u67e5\u624b\u673a\u662f\u5426\u652f\u6301\u6307\u7eb9\u8bc6\u522b\uff1a<\/pre>\n
\u3000manager.hasEnrolledFingerprints();<\/pre>\n
\u8fd9\u4e2a\u65f6\u5019\uff0c\u5982\u679c\u4f60\u7684App\u9700\u8981\u57286.0\u7684\u53ca\u4ee5\u4e0a\u7684\u5e73\u53f0\u8fd0\u884c\uff0c\u8fd8\u9700\u8981\u8fdb\u884c\u8fd0\u884c\u65f6\u6743\u9650\u68c0\u67e5\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.USE_FINGERPRINT) !=\r\n                PackageManager.PERMISSION_GRANTED) {\r\n            manager.hasEnrolledFingerprints();\r\n            return;\r\n        }<\/pre>\n
\u5230\u4e86\u8fd9\u91cc\uff0cStudio\u4e2d\u8fd8\u4f1a\u63d0\u793a\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u8981\u6dfb\u52a0\u6ce8\u89e3\uff0c\u8868\u660e\u57286.0\u53ca\u4ee5\u4e0a\u7684\u5e73\u53f0\u4e2d\u624d\u80fd\u4f7f\u7528\uff1a\"\"<\/p>\n
\"\"<\/p>\n
\u800c\u5b9e\u9645\u4e0a\uff0c\u6211\u4eec\u4e0d\u80fd\u6dfb\u52a0\u8fd9\u4e2a\u6ce8\u89e3\uff0c\u56e0\u4e3a\u6211\u4eec\u4e0d\u4ec5\u4ec5\u8981\u7ed96.0\u53ca\u4ee5\u4e0a\u7684\u5e73\u53f0\u4f7f\u7528\uff0c\u8fd8\u8981\u7ed96.0\u4ee5\u4e0b\u7684\u5e73\u53f0\u4f7f\u7528\uff0c\u90a3\u4e48\u6211\u4eec\u53ef\u4ee5\u76f4\u63a5\u9009\u4e2d\u7b2c4\u884c\u7684Disable inspection\u6765\u5ffd\u7565\u8fd9\u4e2a\u9519\u8bef\u3002<\/p>\n
\u5f53\u6211\u4eec\u628aAPP\u5b89\u88c5\u5230\u624b\u673a\u4e2d\u7684\u65f6\u5019\uff0c\u5982\u679c\u624b\u673a\u6ca1\u6709\u6307\u7eb9\u8bc6\u522b\u6a21\u5757\uff0cAPP\u5c31\u4f1aCrash\uff0cLog\u4e2d\u4f1a\u663e\u793aClassNotFoundException\uff0c\u800c\u5728\u4f4e\u7248\u672c\u5e26\u6307\u7eb9\u8bc6\u522b\u7684\u673a\u5668\u4e0a\u8fd0\u884c\u5374\u6ca1\u6709\u95ee\u9898\u3002\u8fd9\u5c31\u4f50\u8bc1\u4e86\u6211\u4eec\u4e00\u5f00\u59cb\u8bf4\u5230\u7684\uff0c\u5382\u5546\u7684Rom\u4e2d\uff0c\u6ca1\u6709\u6307\u7eb9\u8bc6\u522b\u7684\u624b\u673a\u5e76\u4e0d\u4f1a\u6dfb\u52a0\u5bf9\u5e94\u7684API\uff0c\u6240\u4ee5\u81ea\u7136\u4f1a\u63d0\u793a\u627e\u4e0d\u5230\u8be5\u7c7b\u3002<\/p>\n
\u90a3\u4e48\u6211\u4eec\u7a76\u7adf\u600e\u4e48\u7528\u5230\u8fd9\u4e2aFingerprintManager\u7c7b\u5462\uff1f<\/p>\n
\u5f88\u7b80\u5355\uff0c\u5728Application\u4e2d\u5148\u8fdb\u884c\u5224\u65ad\uff0c\u901a\u8fc7\u53cd\u5c04\u6765\u68c0\u67e5\u662f\u5426\u5b58\u5728\u8be5\u7c7b\uff0c\u7136\u540e\u628a\u7ed3\u679c\u4fdd\u5b58\u8d77\u6765\uff1a<\/p>\n
public class MyApplication extends Application {\r\n    public static final String HAS_FINGERPRINT_API = \"hasFingerPrintApi\";\r\n    public static final String SETTINGS = \"settings\";\r\n\r\n    @Override\r\n    public void onCreate() {\r\n        super.onCreate();\r\n        SharedPreferences sp = getSharedPreferences(SETTINGS, MODE_PRIVATE);\r\n        if (sp.contains(HAS_FINGERPRINT_API)) { \/\/ \u68c0\u67e5\u662f\u5426\u5b58\u5728\u8be5\u503c\uff0c\u4e0d\u5fc5\u6bcf\u6b21\u90fd\u901a\u8fc7\u53cd\u5c04\u6765\u68c0\u67e5\r\n            return;\r\n        }\r\n        SharedPreferences.Editor editor = sp.edit();\r\n        try {\r\n            Class.forName(\"android.hardware.fingerprint.FingerprintManager\"); \/\/ \u901a\u8fc7\u53cd\u5c04\u5224\u65ad\u662f\u5426\u5b58\u5728\u8be5\u7c7b\r\n            editor.putBoolean(HAS_FINGERPRINT_API, true);\r\n        } catch (ClassNotFoundException e) {\r\n            editor.putBoolean(HAS_FINGERPRINT_API, false);\r\n            e.printStackTrace();\r\n        }\r\n        editor.apply();\r\n    }\r\n}<\/pre>\n
\u5176\u4ed6\u5730\u65b9\u53ea\u9700\u8981\u5c06\u8be5\u503c\u53d6\u51fa\u5224\u65ad\u5373\u53ef\u3002<\/p>\n
\u8bd5\u4e86\u4e00\u4e0b\u8eab\u8fb9\u7684\u51e0\u4e2a\u624b\u673a\uff0c\u5c0f\u7c73\u652f\u6301\uff0c\u4e50\u89c6\u4e0d\u652f\u6301\u3002<\/p>\n
 <\/p>\n
3.\u600e\u4e48\u53d6\u6d88\u76d1\u542c\uff1f<\/p>\n
\u5f88\u7b80\u5355\uff0cauthenticate\u65b9\u6cd5\u4e2d\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\u662f\u4e00\u4e2aCancellationSignal\u5bf9\u8c61\uff0c\u8fd9\u4e2a\u5bf9\u8c61\u662f\u7528\u6765\u7ef4\u62a4\u53d6\u6d88\u64cd\u4f5c\u7684\uff0c\u8fd9\u4e9b\u64cd\u4f5c\u5305\u62ec\u53d6\u6d88\u76d1\u542c\u548c\u8bbe\u5b9a\u53d6\u6d88\u56de\u8c03\u7b49\u3002\u6240\u4ee5\uff0c\u5982\u679c\u8981\u53d6\u6d88\uff0c\u8fd9\u4e2a\u53c2\u6570\u5c31\u4e0d\u80fd\u662fnull\uff0c\u53ef\u4ee5\u628a\u4ee3\u7801\u7a0d\u4f5c\u4fee\u6539\uff1a<\/p>\n
\u5728Activity\u4e2d\u6dfb\u52a0\u4e00\u4e2aCancellationSignal\u53d8\u91cf\uff1a<\/p>\n
private CancellationSignal mCancellationSignal = new CancellationSignal();<\/pre>\n
\u63a5\u7740\uff0c\u5728\u8981\u9a8c\u8bc1\u7684\u65f6\u5019\u4f20\u5165\u8fd9\u4e2a\u5bf9\u8c61\uff0c\u5728\u8981\u53d6\u6d88\u7684\u65f6\u5019\uff0c\u8c03\u7528\u8fd9\u4e2a\u5bf9\u8c61\u7684cancel\u65b9\u6cd5\u5373\u53ef\uff1a<\/p>\n
@Override\r\n    public void onClick(View v) {\r\n        switch (v.getId()) {\r\n            case R.id.start:\r\n                if (mCancellationSignal.isCanceled()) {\r\n                    mCancellationSignal = new CancellationSignal();\r\n                }\r\n                mFingerprintManagerCompat.authenticate(null, 0, mCancellationSignal, new MyCallBack(), null);\r\n                break;\r\n            case R.id.stop:\r\n                mCancellationSignal.cancel();\r\n                break;\r\n        }\r\n    }<\/pre>\n
 <\/p>\n","protected":false},"excerpt":{"rendered":"\u5728android6.0\u4e4b\u540e\u8c37\u6b4c\u5bf9\u6307\u7eb9\u8bc6\u522b\u8fdb\u884c\u4e86\u5b98\u65b9\u652f\u6301\uff0c\u4eca\u5929\u8fd8\u5728\u653e\u5047\uff0c\u6240\u4ee5\u5c31\u968f\u610f\u5c1d\u8bd5\u4e86\u4e00\u4e0b\u8fd9\u4e2aapi\uff0c\u4f46\u662f\u9047\u5230\u4e86\u5404\u79cd\u5404\u6837\u7684\u95ee\u9898 \u2460\u5728\u4f7f\u7528FingerPrintManager\u8fd9\u4e2a\u7c7b\u5b9e\u73b0\u7684\u65f6\u5019\u53d1\u73b0\u4e86\u5f88\u591a\u95ee \u00b7\u00b7\u00b7","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[41],"tags":[63],"views":11064,"_links":{"self":[{"href":"https:\/\/qtvz.com\/api\/wp\/v2\/posts\/200"}],"collection":[{"href":"https:\/\/qtvz.com\/api\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qtvz.com\/api\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qtvz.com\/api\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qtvz.com\/api\/wp\/v2\/comments?post=200"}],"version-history":[{"count":1,"href":"https:\/\/qtvz.com\/api\/wp\/v2\/posts\/200\/revisions"}],"predecessor-version":[{"id":204,"href":"https:\/\/qtvz.com\/api\/wp\/v2\/posts\/200\/revisions\/204"}],"wp:attachment":[{"href":"https:\/\/qtvz.com\/api\/wp\/v2\/media?parent=200"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qtvz.com\/api\/wp\/v2\/categories?post=200"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qtvz.com\/api\/wp\/v2\/tags?post=200"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}