ACCESS_FINE_LOCATION权限

Question

<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.szymon.gpslab1"
android:versionCode="15"
android:versionName="4.0.3">

<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
<uses-permission android:name="android.permission.INTERNET"/>

<application
    android:allowBackup="true"
    android:icon="@mipmap/ic_launcher"
    android:label="@string/app_name"
    android:supportsRtl="true"
    android:theme="@style/AppTheme" >
    <activity
        android:name=".MainActivity"
        android:label="@string/app_name"
        android:theme="@style/AppTheme.NoActionBar" >
        <intent-filter>
            <action android:name="android.intent.action.MAIN" />

            <category android:name="android.intent.category.LAUNCHER" />
        </intent-filter>
    </activity>
</application>
</manifest>

public class MainActivity extends AppCompatActivity {
LocationManager locationManager;
LocationListener locationListener;

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    locationManager = (LocationManager) getSystemService(Context.LOCATION_SERVICE);
    locationListener = new MyLocationListener();

    locationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0, locationListener);
}
private class MyLocationListener implements LocationListener{

    @Override
    public void onLocationChanged(Location location) {
        System.out.println("ZMIENIAMY SIĘ, zmieniamy siebie");
    }

    @Override
    public void onStatusChanged(String provider, int status, Bundle extras) {

    }

    @Override
    public void onProviderEnabled(String provider) {

    }

    @Override
    public void onProviderDisabled(String provider) {

    }
}
}

FATAL EXCEPTION: main  
Process: com.example.szymon.gpslab1, PID: 3274  
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.szymon.gpslab1/com.example.szymon.gpslab1.MainActivity}: java.lang.SecurityException: "gps" location provider requires ACCESS_FINE_LOCATION permission.  

Caused by: java.lang.SecurityException: "gps" location provider requires ACCESS_FINE_LOCATION permission.  

啊，我的模拟器里有位置。

Answer 1

如果您的目标SDK在您的构建中为23，这是一个常见的异常。

Android6.0/SDK23引入了一种新的请求权限的方式。

有关如何处理权限，请参见下面的链接：