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を、私は値を挿入しようとしたとき、次のように、私は例外を発見した。..Androidのsqliteの：値を挿入エラー：データベースを作成した後SQLiteの制約例外
android.database.sqlite.SQLiteConstraintException: error code 19: constraint failed
なぜこれが起こっている私にはわからない... 誰でも..事前に ありがとう私を助けてください... メインクラスとヘルパークラスを以下に示します。..
データベーススキーマでpublic class Database extends Activity{
public static final String MYDATABASE_NAMEEE = "MY_DATABASE_RESTAURANT";
public static final int MYDATABASE_VERSION = 4;
public static final String MYDATABASE_TABLE = "Restaurant";
public static final String KEY_ID = "_id";
public static final String KEY_CONTENT1 = "Restaurant_name";
public static final String KEY_CONTENT2 = "Ac_or_nonac";
public static final String KEY_CONTENT3 = "Total_chairs";
public static final String KEY_CONTENT4 = "Reserved_chairs";
public static final String KEY_CONTENT5 = "Date";
public static final String KEY_CONTENT6 = "fromTime";
public static final String KEY_CONTENT7 = "toTime";
public static final String KEY_CONTENT8 = "Name";
public static final String KEY_CONTENT9 = "Contact_Number";
public static final String KEY_CONTENT10 = "Table_id";
private Helper helper;
private SQLiteDatabase database;
Button button_submit;
ListView listView;
EditText editText_name,editText_number,editText_seats,editText_date,editText_fromtime,editText_totime;
SimpleCursorAdapter cursorAdapter;
Cursor cursor;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.databaselist);
listView = (ListView) findViewById(R.id.listView1);
button_submit = (Button) findViewById(R.id.button_submit);
editText_date = (EditText) findViewById(R.id.editText_date);
editText_fromtime = (EditText) findViewById(R.id.editText_fromtime);
editText_name = (EditText) findViewById(R.id.editText_name);
editText_number = (EditText) findViewById(R.id.editText_contactnumber);
editText_seats = (EditText) findViewById(R.id.editText_seatsneeded);
editText_totime = (EditText) findViewById(R.id.editText_totime);
helper = new Helper(this, MYDATABASE_NAMEEE, null, MYDATABASE_VERSION);
database = helper.getWritableDatabase();
cursor = database.query(MYDATABASE_TABLE, null,null, null, null, null, null);
String[] from=new String[]{KEY_ID,KEY_CONTENT3,KEY_CONTENT4,KEY_CONTENT5
,KEY_CONTENT6,KEY_CONTENT7,KEY_CONTENT8,KEY_CONTENT9,KEY_CONTENT10};
int[] to=new int[]{R.id.textView_id,R.id.textView_totalno_ofseats,R.id.textView_no_ofseatsreserved,R.id.textView_date
,R.id.textView_timefrom,R.id.textView_totime,R.id.textView_name,R.id.textView_contactnumber,R.id.textView_tableid};
cursorAdapter=new SimpleCursorAdapter(getApplicationContext(), R.layout.databasetext, cursor, from, to);
listView.setAdapter(cursorAdapter);
button_submit.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
// TODO Auto-generated method stub
String date = editText_date.getText().toString();
String fromtime = editText_fromtime.getText().toString();
String name = editText_name.getText().toString();
String number = editText_number.getText().toString();
String seats = editText_seats.getText().toString();
String totime = editText_totime.getText().toString();
ContentValues cv1 = new ContentValues();
cv1.put(KEY_CONTENT5, date);
cv1.put(KEY_CONTENT6, fromtime);
cv1.put(KEY_CONTENT8, name);
cv1.put(KEY_CONTENT9, number);
cv1.put(KEY_CONTENT4, seats);
database.insert(MYDATABASE_TABLE, null, cv1);
//cursor.requery();
editText_date.setText("");
editText_fromtime.setText("");
editText_name.setText("");
editText_number.setText("");
editText_seats.setText("");
editText_totime.setText("");
filldata();
}
});
}
private void filldata() {
// TODO Auto-generated method stub
Cursor cursor = database.query(MYDATABASE_TABLE, null,
null, null, null, null,null);
String[] from=new String[]{KEY_ID,KEY_CONTENT3,KEY_CONTENT4,KEY_CONTENT5
,KEY_CONTENT6,KEY_CONTENT7,KEY_CONTENT8,KEY_CONTENT9,KEY_CONTENT10};
int[] to=new int[]{R.id.textView_id,R.id.textView_totalno_ofseats,R.id.textView_no_ofseatsreserved,R.id.textView_date
,R.id.textView_timefrom,R.id.textView_totime,R.id.textView_name,R.id.textView_contactnumber,R.id.textView_tableid};
cursorAdapter=new SimpleCursorAdapter(getApplicationContext(), R.layout.databasetext, cursor, from, to);
listView.setAdapter(cursorAdapter);
}
}
public class Helper extends SQLiteOpenHelper{
public static final String MYDATABASE_TABLE = "Restaurant";
public static final String KEY_ID = "_id";
public static final String KEY_CONTENT1 = "Restaurant_name";
public static final String KEY_CONTENT2 = "Ac_or_nonac";
public static final String KEY_CONTENT3 = "Total_chairs";
public static final String KEY_CONTENT4 = "Reserved_chairs";
public static final String KEY_CONTENT5 = "Date";
public static final String KEY_CONTENT6 = "fromTime";
public static final String KEY_CONTENT7 = "toTime";
public static final String KEY_CONTENT8 = "Name";
public static final String KEY_CONTENT9 = "Contact_Number";
public static final String KEY_CONTENT10 = "Table_id";
private static final String SCRIPT_CREATE_DATABASE =
"create table " + MYDATABASE_TABLE + " ("
+ KEY_ID + " integer primary key, "
+ KEY_CONTENT1 + " text not null, "
+ KEY_CONTENT2 + " text not null, "
+ KEY_CONTENT3 + " integer not null, "
+ KEY_CONTENT4 + " integer not null, "
+ KEY_CONTENT5 + " text not null, "
+ KEY_CONTENT6 + " text not null, "
+ KEY_CONTENT7 + " text not null, "
+ KEY_CONTENT8 + " text not null, "
+ KEY_CONTENT9 + " text not null, "
+ KEY_CONTENT10 + " text not null) ";
public Helper(Context context, String name, CursorFactory factory,
int version) {
super(context, name, factory, version);
// TODO Auto-generated constructor stub
}
@Override
public void onCreate(SQLiteDatabase db) {
// TODO Auto-generated method stub
db.execSQL(SCRIPT_CREATE_DATABASE);
}
@Override
public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
// TODO Auto-generated method stub
}
}
ありがとうのFLOは、ラジュとOrlymee.Iは、変更を行ったが、それでも同じエラーが –