리스트뷰 검색기능 도와주세요

Question

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public class CalDicActivity extends Activity {  private static String DB_PATH = "/sdcard/";     private static String DB_NAME = "testjye.sqlite";     private int listcount = 0;  private String[] foodsList = null; //food배열  private String[] calList = null;     //kcal배열  private String[] gramList = null;  //gram배열  ArrayAdapter<String> arrayAdapter;  private ArrayList<String> listString;  private ArrayList<String> listString2;  private EditText input; //검색창  private String Error = null;   private String stredit;       ....       /** Called when the activity is first created. */     @Override     public void onCreate(Bundle savedInstanceState) {         super.onCreate(savedInstanceState);         setContentView(R.layout.caldic);                     input=(EditText)findViewById(R.id.input);        //  input.addTextChangedListener(textWatcherInput);//텍스트가 변할때 이벤트          stredit = input.getText().toString(); //키               try {    createDataBase();   } catch (IOException ioe) {    Toast.makeText(this, "DB 파일을 생성할 수 없습니다.", Toast.LENGTH_LONG).show();   }             listcount = 0;      try {       Cursor cursor;       SQLiteDatabase db = SQLiteDatabase.openDatabase(DB_PATH+DB_NAME, null, 1);//sqlite도우미로 db선언하고       String[] FROM = { "*"   };  //foodcala테이블의 컬럼선택       cursor = db.query("foodcala", FROM, null, null, null, null, null);       startManagingCursor(cursor);               foodsList = new String[cursor.getCount()]; //배열초기화          calList = new String[cursor.getCount()];          gramList = new String[cursor.getCount()];                  while(cursor.moveToNext()) //배열에 저장    {        String foods = cursor.getString(1);        String cal = cursor.getString(2);        String gram = cursor.getString(3);                 foodsList[listcount] = foods;        calList[listcount] = cal;         gramList[listcount] = gram;          listcount++;    }        if(db != null)        db.close();           } catch (Exception e) {       Toast.makeText(this, "ERROR IN CODE:"+e.toString(), Toast.LENGTH_LONG).show();      }           if (listcount > 0)      {        ArrayList<String> listString = new ArrayList<String>(); //문재배열초기화        ArrayList<String> listString2 = new ArrayList<String>(); //문재배열초기화                for (int i = 0; i < foodsList.length; i++) //list수만큼대입       {        listString.add(foodsList[i]+"     "+calList[i]+"kcal");//+"     ("+gramList[i]+"gram)");                 if(foodsList[i]==stredit){ //검색어와 foods 이름이 같으면 listString2에도 배열저장      listString2.add(foodsList[i] + calList[i]);                }       }          ListView listView = (ListView)findViewById(R.id.list); //리스트뷰에연결          ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(getBaseContext(),        android.R.layout.simple_list_item_1, listString);         listView.setAdapter(arrayAdapter);               }      input.addTextChangedListener(new TextWatcher(){        public void afterTextChanged(Editable s) {                }        public void beforeTextChanged(CharSequence s, int start, int count, int after) {        }        public void onTextChanged(CharSequence s, int start, int before, int count) {         if(s.length()==0)         {          ListView listView = (ListView)findViewById(R.id.list); //리스트뷰에연결          ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(getBaseContext(),             android.R.layout.simple_list_item_1, listString);              listView.setAdapter(arrayAdapter);          }else         {            ListView listView = (ListView)findViewById(R.id.list); //리스트뷰에연결            ArrayAdapter<String> arrayAdapter = new ArrayAdapter<String>(getBaseContext(),                android.R.layout.simple_list_item_1, listString2);                 listView.setAdapter(arrayAdapter);           }        }    });                   if (Error != null) {               Toast.makeText(CalDicActivity.this, Error, Toast.LENGTH_LONG).show();           } else {               //Toast.makeText(parent, "Source: " + Content, Toast.LENGTH_LONG).show();           }       }   }

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외부 디비를 리스트뷰로 뿌려주고 검색하는 기능을 구현하려고 합니다.

우선 액티비티를 키면unregisterIRListener() 가 뜨고, edittext를 건드리면 오류를 뿜으며 죽습니다..ㅜㅜ

어떻게 수정하면 될까요?? 도와주세요ㅜㅜ

Answer 1

혹시 logcat을 올려주실수있나요?