public class MainActivity extends AppCompatActivity  {

    private LocationManager lm;

    double latitude;

    double longitude;

    @Override

    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_main);

            lm = (LocationManager) getSystemService(Context.LOCATION_SERVICE);

//            if (!lm.isProviderEnabled(LocationManager.GPS_PROVIDER) ? true : false) {

//                Toast.makeText(MainActivity.this, "请打开GPS~", Toast.LENGTH_SHORT).show();

//                Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);

//                startActivityForResult(intent, 0);

//            }

        if (ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) != PackageManager.PERMISSION_GRANTED && ActivityCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {

            //位置权限打开检查

            return;

        }

            Location location = lm.getLastKnownLocation(LocationManager.NETWORK_PROVIDER);

//            Location location = lm.getLastKnownLocation(LocationManager.GPS_PROVIDER);

        if (location != null) {

        latitude = location.getLatitude();

        longitude = location.getLongitude();

        System.out.println("经度"+longitude);

        }

            //设置间隔两秒获得一次GPS定位信息

            lm.requestLocationUpdates(LocationManager.GPS_PROVIDER, 2000, 8, new LocationListener() {

                @Override

                public void onLocationChanged(Location location) {

                    // 当GPS定位信息发生改变时，更新定位

                }

                @Override

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

                }

                @SuppressLint("MissingPermission")

                @Override

                public void onProviderEnabled(String provider) {

                }

                @Override

                public void onProviderDisabled(String provider) {

                }

            });

            Geocoder gc = new Geocoder(this, Locale.getDefault());

    List<Address> address = null;

        try {

             address = gc.getFromLocation(latitude, longitude, 1);

        } catch(IOException e){

        e.printStackTrace();

    }

    Address address2 = address.get(0);//得到Address实例

    //Log.i(TAG, "address =" + address);

    String countryName = address2.getCountryName();//得到国家名称，比方：中国

        System.out.println("countryName = "+countryName);

    String locality = address2.getLocality();//得到城市名称，比方：北京市

        System.out.println("locality = "+locality);

        for(int i = 0; address2.getAddressLine(i)!=null;i++)

    {

        String addressLine = address2.getAddressLine(i);//得到周边信息。包含街道等。i=0，得到街道名称

        System.out.println("addressLine = " + addressLine);

    }

}

    }

 xmlns:tools="http://schemas.android.com/tools"

    package="com.january.spring">

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

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

    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />

    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

    <uses-permission android:name="android.permission.CHANGE_WIFI_STATE" />

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

    <application

        android:allowBackup="true"

        android:icon="@mipmap/ic_launcher"

        android:label="@string/app_name"

        android:roundIcon="@mipmap/ic_launcher_round"

        android:supportsRtl="true"

        android:theme="@style/AppTheme">

        <activity android:name=".MainActivity">

            <intent-filter>

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

    </application>

</manifest>