안드로이드 개발 질문/답변
(글 수 45,052)
import java.util.ArrayList; import java.util.Date; import java.util.HashMap;
import kpapptime.talk.school.pase.ListInfo; import kpapptime.talk.school.pase.RSSParse; import android.app.Activity; import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; import android.location.Location; import android.location.LocationManager; import android.os.Bundle; import android.os.Handler; import android.util.Log; import android.view.View; import android.view.Window; import android.widget.AdapterView; import android.widget.ListView; import android.widget.SimpleAdapter;
public class GpslistActivity extends Activity
{
// private static final String TAG = "MainActivity";
private ArrayList<HashMap<String, String>> list_board = new ArrayList<HashMap<String, String>>();
private SimpleAdapter sa;
private ListView lv;
private int sel_position;
private int type;
int value = 0;
private Context context;
private int schoolNum = 0;
SharedPreferences pref; RSSParse rss; Activity _this;
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.gpslist);
Intent intent = getIntent();
type = intent.getIntExtra("type", 0);
context = GpslistActivity.this; _this = GpslistActivity.this;
LocationManager lm = (LocationManager) getSystemService(Context.LOCATION_SERVICE); Location location = lm.getLastKnownLocation(LocationManager.GPS_PROVIDER); double lat = location.getLatitude(); double lng = location.getLongitude(); lv = (ListView) findViewById(R.id.listView1); rss = new RSSParse();
sa = new SimpleAdapter(this, list_board, R.layout.list_now,new String[] { ListInfo.NAME }, new int[] { R.id.textView1 });
lv.setAdapter(sa);
rss.threadRssParse(GpslistActivity.this, sa, list_board,"http://220.93.212.136/sk/board/rss_school.php?lat=" + lat + "&lng="+ lng);
// rss.threadRssParse(GpslistActivity.this, sa, list_board,"http://220.93.212.136/sk/board/rss_school.php?lat=35.1769049&lng=126.8870081");
lv.setOnItemClickListener(listener);
pref = getSharedPreferences("pref", Activity.MODE_WORLD_READABLE);
}
AdapterView.OnItemClickListener listener = new AdapterView.OnItemClickListener()
{
@Override
public void onItemClick(AdapterView<?> list, View view, int position,
long id)
{
sel_position = position;
final HashMap<String, String> temp = (HashMap<String, String>) list_board
.get(sel_position);
final Handler mHandler = new Handler();
new AlertDialog.Builder(GpslistActivity.this)
.setMessage(
temp.get("name")
+ " 가 맞습니까? (설정이후 12시간 안에 학교를 수정할 수 없습니다!)")
.setPositiveButton("확인",
new DialogInterface.OnClickListener()
{
@Override
public void onClick(DialogInterface dialog,
int which)
{
Log.e("데이터", temp.get("num"));
long saveTime = pref.getLong("savetime", 0);
// 현재 시간을 가져옴
Date date = new Date();
long now = date.getTime();
if (saveTime == 0
|| (now - saveTime) > ListInfo.H12)
{
SharedPreferences.Editor editor = pref
.edit();
editor.putInt("SchoolNum", Integer
.parseInt(temp.get("num")));
editor.putLong("savetime", now);
editor.commit();
schoolNum = Integer.parseInt(temp
.get("num"));
mHandler.post(new Runnable()
{
public void run()
{
Intent intent = new Intent(
GpslistActivity.this,
ManuActivity.class);
intent.putExtra("type", type);
intent.putExtra("num",
schoolNum);
startActivity(intent);
}
});
_this.finish();
}
}
}).setNegativeButton("취소", null).show();
}
};
}
12-19 22:02:53.876: E/AndroidRuntime(13543): FATAL EXCEPTION: main
12-19 22:02:53.876: E/AndroidRuntime(13543): java.lang.RuntimeException: Unable to start activity ComponentInfo{kpapptim.talk/kpapptim.talk.GpslistActivity}: java.lang.NullPointerException
12-19 22:02:53.876: E/AndroidRuntime(13543): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1647)
12-19 22:02:53.876: E/AndroidRuntime(13543): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1663)
12-19 22:02:53.876: E/AndroidRuntime(13543): at android.app.ActivityThread.access$1500(ActivityThread.java:117)
12-19 22:02:53.876: E/AndroidRuntime(13543): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:931)
12-19 22:02:53.876: E/AndroidRuntime(13543): at android.os.Handler.dispatchMessage(Handler.java:99)
12-19 22:02:53.876: E/AndroidRuntime(13543): at android.os.Looper.loop(Looper.java:130)
12-19 22:02:53.876: E/AndroidRuntime(13543): at android.app.ActivityThread.main(ActivityThread.java:3683)
12-19 22:02:53.876: E/AndroidRuntime(13543): at java.lang.reflect.Method.invokeNative(Native Method)
12-19 22:02:53.876: E/AndroidRuntime(13543): at java.lang.reflect.Method.invoke(Method.java:507)
12-19 22:02:53.876: E/AndroidRuntime(13543): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:864)
12-19 22:02:53.876: E/AndroidRuntime(13543): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:622)
12-19 22:02:53.876: E/AndroidRuntime(13543): at dalvik.system.NativeStart.main(Native Method)
12-19 22:02:53.876: E/AndroidRuntime(13543): Caused by: java.lang.NullPointerException
12-19 22:02:53.876: E/AndroidRuntime(13543): at kpapptim.talk.GpslistActivity.onCreate(GpslistActivity.java:60)
12-19 22:02:53.876: E/AndroidRuntime(13543): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
12-19 22:02:53.876: E/AndroidRuntime(13543): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1611)
12-19 22:02:53.876: E/AndroidRuntime(13543): ... 11 more
60번째줄이
double lat = location.getLatitude();
double lng = location.getLongitude();
이부분입니다.
왜에러가날까요 ... ??
현재위치가아닌 특정좌표값을 넣어주면 에러가나질안흔대...
현재위치주고 위도 경도값을 넣어줫는대 에러가나네요 ?? 마지막 인대 ... 이것만해결하면 완성인대 ㅠㅠ
도와주십시오 ㅠㅠ
혹시...개발용폰이 옵티머스2X이신가요...? 그 폰에서 저도 똑같은 문제를 겪은적이 있는데...
아니시라면 퍼미션을 안 넣어 주신거겠지요? Location 쪽 퍼미션을 넣어 주세요..