在模拟器上打开app时，总是闪退或x keeps stopping
2021-12-25 12:04:34.755 9285-9311/com.aye.weather1 E/AndroidRuntime: FATAL EXCEPTION: Thread-2
Process: com.aye.weather1, PID: 9285
java.lang.NullPointerException: Attempt to invoke virtual method 'void java.io.BufferedReader.close()' on a null object reference
at com.aye.weather1.NetUtil.doGet(NetUtil.java:46)
at com.aye.weather1.NetUtil.getWeatherOfCity(NetUtil.java:58)
at com.aye.weather1.WeatherFragment$1.run(WeatherFragment.java:97)
空指针错误，NetUtil第46行
看你NetUtil46行，bufferReader.close方法，bufferReader是否有初始化？