Cześć,
podczas próby przechwycenia wyjątku cały czas zamiast przechwycić aplikacja zostaje zamknięta.
Chcę przechwycić wyjątek kiedy podana przez użytkownika nazwa nie istnieje w bazie sqlite.
Kod z blokiem try catch:
uczSie.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
try {
Intent uczSie = new Intent(getApplicationContext(), Nauka.class);
startActivity(uczSie);
ZarzadcaBazy.nazwaBazy = wyborTabeli.getText().toString();
} catch (NullPointerException e){
Toast.makeText(getApplicationContext(),"Brak tabel do nauki. Stwórz.", Toast.LENGTH_LONG).show();
} catch (SQLiteException e){
Toast.makeText(getApplicationContext(),"Brak tabel do nauki. Stwórz.", Toast.LENGTH_LONG).show();
} catch (IllegalStateException e){
Toast.makeText(getApplicationContext(),"Brak tabel do nauki. Stwórz.", Toast.LENGTH_LONG).show();
} catch (RuntimeException e){
Toast.makeText(getApplicationContext(),"Brak tabel do nauki. Stwórz.", Toast.LENGTH_LONG).show();
}
}
});
Log:
05-05 17:27:55.853 16090-16090/com.example.user.myapplication E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.user.myapplication, PID: 16090
java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.user.myapplication/com.example.user.myapplication.Nauka}: java.lang.IllegalStateException: Invalid tables
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2325)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387)
at android.app.ActivityThread.access$800(ActivityThread.java:151)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5254)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
Caused by: java.lang.IllegalStateException: Invalid tables
at android.database.sqlite.SQLiteDatabase.findEditTable(SQLiteDatabase.java:973)
at android.database.sqlite.SQLiteDatabase.queryWithFactory(SQLiteDatabase.java:1163)
at android.database.sqlite.SQLiteDatabase.query(SQLiteDatabase.java:1034)
at android.database.sqlite.SQLiteDatabase.query(SQLiteDatabase.java:1202)
at com.example.user.myapplication.ZarzadcaBazy.wypiszSlowka(ZarzadcaBazy.java:79)
at com.example.user.myapplication.Nauka.onCreate(Nauka.java:39)
at android.app.Activity.performCreate(Activity.java:5990)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1106)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2278)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2387)
at android.app.ActivityThread.access$800(ActivityThread.java:151)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1303)
at android.os.Handler.dispatchMessage(Handler.java:102)
at android.os.Looper.loop(Looper.java:135)
at android.app.ActivityThread.main(ActivityThread.java:5254)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:903)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:698)
Pomóżcie bo ja już nie wiem o co to chodzi...