我的错误日志
06-05 05:56:04.502: D/HealthlyLifestyleAppMain(278): Opened DB in onCreate
06-05 05:56:04.522: D/HealthlyLifestyleAppMain(278): Loading DB contents: 29 items
06-05 05:56:04.541: D/HealthlyLifestyleAppMain(278): Loading DB contents: 0 items
06-05 05:56:04.541: D/HealthlyLifestyleAppMain(278): Closed DB in onCreate
06-05 05:56:06.451: D/HealthlyLifestyleAppMain(278): Opened DB in onPause
06-05 05:56:06.532: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2888
06-05 05:56:06.551: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2948
06-05 05:56:06.571: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef29c0
06-05 05:56:06.591: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2a38
06-05 05:56:06.611: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2ab0
06-05 05:56:06.621: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2b28
06-05 05:56:06.641: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2ba0
06-05 05:56:06.661: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2c18
06-05 05:56:06.681: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2c90
06-05 05:56:06.701: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2d08
06-05 05:56:06.721: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2d80
06-05 05:56:06.751: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2df8
06-05 05:56:06.761: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2e70
06-05 05:56:06.771: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2f48
06-05 05:56:06.822: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef2fc0
06-05 05:56:06.831: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3038
06-05 05:56:06.875: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef30b0
06-05 05:56:06.892: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3128
06-05 05:56:06.901: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef31a0
06-05 05:56:06.912: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3298
06-05 05:56:06.931: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3310
06-05 05:56:06.961: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3388
06-05 05:56:06.971: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3400
06-05 05:56:06.981: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3478
06-05 05:56:06.991: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef34f0
06-05 05:56:07.021: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3568
06-05 05:56:07.051: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef35e0
06-05 05:56:07.062: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3658
06-05 05:56:07.071: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44ef3788
06-05 05:56:07.081: D/HealthyLifestyleAppMain(278): Saved item: sg.edu.tp.iit.mns.LogItem@44f1ee10
06-05 05:56:07.111: D/HealthlyLifestyleAppMain(278): Closed DB in onPause
06-05 05:56:15.462: D/dalvikvm(278): GC_FOR_MALLOC freed 4966 objects / 257248 bytes in 118ms
06-05 05:56:59.081: W/KeyCharacterMap(278): No keyboard for id 0
06-05 05:56:59.081: W/KeyCharacterMap(278): Using default keymap: /system/usr/keychars/qwerty.kcm.bin
06-05 05:57:38.452: I/Database(278): sqlite returned: error code = 1, msg = table fruitTable has no column named _fruitcalorie
06-05 05:57:38.552: E/Database(278): Error inserting _fruitname=Apple _fruitnum=2 _fruitcalorie=160
06-05 05:57:38.552: E/Database(278): android.database.sqlite.SQLiteException: table fruitTable has no column named _fruitcalorie: , while compiling: INSERT INTO fruitTable(_fruitname, _fruitnum, _fruitcalorie) VALUES(?, ?, ?);
06-05 05:57:38.552: E/Database(278): at android.database.sqlite.SQLiteCompiledSql.native_compile(Native Method)
06-05 05:57:38.552: E/Database(278): at android.database.sqlite.SQLiteCompiledSql.compile(SQLiteCompiledSql.java:91)
06-05 05:57:38.552: E/Database(278): at android.database.sqlite.SQLiteCompiledSql.<init>(SQLiteCompiledSql.java:64)
06-05 05:57:38.552: E/Database(278): at android.database.sqlite.SQLiteProgram.<init>(SQLiteProgram.java:80)
06-05 05:57:38.552: E/Database(278): at android.database.sqlite.SQLiteStatement.<init>(SQLiteStatement.java:36)
06-05 05:57:38.552: E/Database(278): at android.database.sqlite.SQLiteDatabase.compileStatement(SQLiteDatabase.java:1145)
06-05 05:57:38.552: E/Database(278): at android.database.sqlite.SQLiteDatabase.insertWithOnConflict(SQLiteDatabase.java:1536)
06-05 05:57:38.552: E/Database(278): at android.database.sqlite.SQLiteDatabase.insert(SQLiteDatabase.java:1410)
06-05 05:57:38.552: E/Database(278): at sg.edu.tp.iit.mns.FruitDB.createEntry(FruitDB.java:74)
06-05 05:57:38.552: E/Database(278): at sg.edu.tp.iit.mns.Fruit$3$1.launchIntent2(Fruit.java:133)
06-05 05:57:38.552: E/Database(278): at sg.edu.tp.iit.mns.Fruit$3$1.onClick(Fruit.java:120)
06-05 05:57:38.552: E/Database(278): at com.android.internal.app.AlertController$ButtonHandler.handleMessage(AlertController.java:158)
06-05 05:57:38.552: E/Database(278): at android.os.Handler.dispatchMessage(Handler.java:99)
06-05 05:57:38.552: E/Database(278): at android.os.Looper.loop(Looper.java:123)
06-05 05:57:38.552: E/Database(278): at android.app.ActivityThread.main(ActivityThread.java:4627)
06-05 05:57:38.552: E/Database(278): at java.lang.reflect.Method.invokeNative(Native Method)
06-05 05:57:38.552: E/Database(278): at java.lang.reflect.Method.invoke(Method.java:521)
06-05 05:57:38.552: E/Database(278): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
06-05 05:57:38.552: E/Database(278): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
06-05 05:57:38.552: E/Database(278): at dalvik.system.NativeStart.main(Native Method)
我的java文件
public class Fruit extends Activity implements OnClickListener, OnItemSelectedListener {
private TextView tvFruit, tvNo,tvtotal;
Context context=this;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//for fullscreen view
requestWindowFeature(Window.FEATURE_NO_TITLE);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN);
setContentView(R.layout.fruit);
tvFruit = (TextView) findViewById(R.id.tvfruit);
tvNo = (TextView) findViewById(R.id.tvno);
tvtotal = (TextView)findViewById(R.id.tvtotal);
final Spinner fruits = (Spinner)findViewById(R.id.spin_fruit);
ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(
this,R.array.fruits,android.R.layout.simple_spinner_item);
adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
fruits.setAdapter(adapter);
fruits.setOnItemSelectedListener(this);
fruits.setOnItemSelectedListener(new OnItemSelectedListener(){
public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
// TODO Auto-generated method stub
String selectedItem = fruits.getSelectedItem().toString();
tvFruit.setText(selectedItem);
}
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}
});
final Spinner num = (Spinner)findViewById(R.id.spin_no);
ArrayAdapter<CharSequence> adapter1 = ArrayAdapter.createFromResource(
this,R.array.total,android.R.layout.simple_spinner_item);
adapter1.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
num.setAdapter(adapter1);
num.setOnItemSelectedListener(this);
num.setOnItemSelectedListener(new OnItemSelectedListener(){
public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2,
long arg3) {
// TODO Auto-generated method stub
String selectedItem = num.getSelectedItem().toString();
tvNo.setText(selectedItem);
tvtotal.setText(String.valueOf(calculateCalories()));
}
public int calculateCalories() {
int[] calorie = getResources().getIntArray(R.array.calorie);
return Integer.parseInt((String) num.getSelectedItem()) * calorie[fruits.getSelectedItemPosition()];
}
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}
});
Button save = (Button) findViewById(R.id.bsave);
save.setTextColor(Color.BLUE);
save.setOnClickListener(new View.OnClickListener() {
public void onClick(View arg0) {
// TODO Auto-generated method stub
// Get the subject details and show it in an alertdialog
AlertDialog.Builder builder = new AlertDialog.Builder(context);
builder.setMessage("Success");
builder.setPositiveButton("OK", new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method stub
launchIntent2();
}
private void launchIntent2() {
// TODO Auto-generated method stub
try{
String fruit =tvFruit.getText().toString();
String number =tvNo.getText().toString();
String calorie =tvtotal.getText().toString();
FruitDB entry = new FruitDB(Fruit.this);
entry.open();
entry.createEntry(fruit, number, calorie);
entry.close();
}
catch(Exception e){
}
}
});
builder.setNegativeButton("View Log", new DialogInterface.OnClickListener(){
public void onClick(DialogInterface dialog, int which) { // this part is done for the negative button
// if we want it to link to new intent
launchIntent();
}
});
builder.create().show();
}
//making the "View Log" button in dialog box to go to new intent FruitLog.class
private void launchIntent(){
Intent i = new Intent(Fruit.this, FruitLog.class);
i.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
startActivity(i);
}
});
}
我的数据库文件：
public class FruitDB extends Activity{
public static final String KEY_ROWID = "_id";
public static final String KEY_NAME = "_fruitname";
public static final String KEY_NUMBER = "_fruitnum";
public static final String KEY_CALORIE = "_fruitcalorie";
private static final String DATABASE_NAME = "Fruitdb";
private static final String DATABASE_TABLE = "fruitTable";
private static final int DATABASE_VERSION = 1;
private DbHelper newHelper;
private final Context ourContext1;
private SQLiteDatabase ourDatabase;
private static class DbHelper extends SQLiteOpenHelper{
public DbHelper(Context context) {
super(context, DATABASE_NAME, null, DATABASE_VERSION);
// TODO Auto-generated constructor stub
}
@Override
public void onCreate(SQLiteDatabase db) {
// TODO Auto-generated method stub
db.execSQL("CREATE TABLE " + DATABASE_TABLE + " (" +
KEY_ROWID + " INTEGER PRIMARY KEY AUTOINCREMENT, " +
KEY_NAME + " TEXT NOT NULL, " +
KEY_NUMBER + " TEXT NOT NULL, " +
KEY_CALORIE + " TEXT NOT NULL);"
);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// TODO Auto-generated method stub
db.execSQL("DROP TABLE IF EXISTS " + DATABASE_TABLE);
onCreate(db);
}
}
public FruitDB(Context c){
ourContext1 = c;
}
public FruitDB open()throws SQLException{
newHelper = new DbHelper(ourContext1);
ourDatabase = newHelper.getWritableDatabase();
return this;
}
public void close(){
newHelper.close();
}
public long createEntry(String fruit, String number, String calorie) {
// TODO Auto-generated method stub
ContentValues cv = new ContentValues();
cv.put(KEY_NAME, fruit);
cv.put(KEY_NUMBER, number);
cv.put(KEY_CALORIE, calorie);
return ourDatabase.insert(DATABASE_TABLE, null, cv);
}
public String getData() {
// TODO Auto-generated method stub
String[] columns = new String[]{ KEY_ROWID, KEY_NAME, KEY_NUMBER, KEY_CALORIE};
Cursor c = ourDatabase.query(DATABASE_TABLE, columns, null, null, null, null, null);
String result = "";
int iRow = c.getColumnIndex(KEY_ROWID);
int iName = c.getColumnIndex(KEY_NAME);
int iRating = c.getColumnIndex(KEY_NUMBER);
int iCalorie = c.getColumnIndex(KEY_CALORIE);
for(c.moveToFirst(); !c.isAfterLast(); c.moveToNext()){
//result = result + c.getString(iRow) + " " + c.getString(iName) + " " + c.getString(iRating) + " \n";
result = result + c.getString(iRow) + " " + c.getString(iName) + " " + c.getString(iRating) + " " + c.getString(iCalorie) + " \n";
}
return result;
}
}
答案 0 :(得分：1)
如果您更新了表格结构并添加了新列，那么您需要卸载应用程序并重新安装它以实现更改。
要卸载转到设置 - >应用程序 - >管理应用程序 - >选择您的应用程序 - ＆gt;卸载/ ClearData