Android 指纹识别

package com.zwh.rxfingerprinter;

import android.content.Context;
import android.support.test.InstrumentationRegistry;
import android.support.test.runner.AndroidJUnit4;

import org.junit.Test;
import org.junit.runner.RunWith;

import static org.junit.Assert.*;

/**
 * Instrumentation test which will execute on an Android device.
 *
 * @see Testing documentation
 */
@RunWith（AndroidJUnit4.class）
public class ExampleInstrumentedTest {
    @Test
    public void useAppContext（） throws Exception {
        // Context of the app under test.
        Context appContext = InstrumentationRegistry.getTargetContext（）;

        assertEquals（“com.zwh.rxfingerprinter“ appContext.getPackageName（））;
    }
}

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\
     文件         118  2017-01-03 07:19  RxFingerPrinter-master\.gitignore
     文件        3181  2017-01-03 07:19  RxFingerPrinter-master\README.md
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\
     文件           7  2017-01-03 07:19  RxFingerPrinter-master\app\.gitignore
     文件         958  2017-01-03 07:19  RxFingerPrinter-master\app\build.gradle
     文件         679  2017-01-03 07:19  RxFingerPrinter-master\app\proguard-rules.pro
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\androidTest\
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\androidTest\java\
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\androidTest\java\com\
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\androidTest\java\com\zwh\
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\androidTest\java\com\zwh\rxfingerprinter\
     文件         750  2017-01-03 07:19  RxFingerPrinter-master\app\src\androidTest\java\com\zwh\rxfingerprinter\ExampleInstrumentedTest.java
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\
     文件         663  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\AndroidManifest.xml
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\java\
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\java\com\
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\java\com\zwh\
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\java\com\zwh\rxfingerprinter\
     文件        8811  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\java\com\zwh\rxfingerprinter\FingerPrinterView.java
     文件        3686  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\java\com\zwh\rxfingerprinter\MainActivity.java
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\res\
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\res\drawable-xhdpi\
     文件        4680  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\res\drawable-xhdpi\finger_green.png
     文件        4683  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\res\drawable-xhdpi\finger_grey.png
     文件        4753  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\res\drawable-xhdpi\finger_red.png
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\res\layout\
     文件        1572  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\res\layout\activity_main.xml
     目录           0  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\res\mipmap-hdpi\
     文件        3418  2017-01-03 07:19  RxFingerPrinter-master\app\src\main\res\mipmap-hdpi\ic_launcher.png
............此处省略62个文件信息