Java Code Examples for android.database.sqlite.SQLiteStatement#simpleQueryForLong()

private long performGetLength() {
    SQLiteDatabase database = mDatabaseSupplier.getDatabase();
    if (database == null) {
        return 0;
    }

    String sql = "SELECT count(" + WXSQLiteOpenHelper.COLUMN_KEY + ") FROM " + WXSQLiteOpenHelper.TABLE_STORAGE;
    SQLiteStatement statement = null;
    try {
        statement = database.compileStatement(sql);
        return statement.simpleQueryForLong();
    } catch (Exception e) {
        WXLogUtils.e(WXSQLiteOpenHelper.TAG_STORAGE, "DefaultWXStorage occurred an exception when execute getLength:" + e.getMessage());
        return 0;
    } finally {
        if(statement != null) {
            statement.close();
        }
    }
}
 

private long performGetLength() {
    SQLiteDatabase database = mDatabaseSupplier.getDatabase();
    if (database == null) {
        return 0;
    }

    String sql = "SELECT count(" + WXSQLiteOpenHelper.COLUMN_KEY + ") FROM " + WXSQLiteOpenHelper.TABLE_STORAGE;
    SQLiteStatement statement = null;
    try {
        statement = database.compileStatement(sql);
        return statement.simpleQueryForLong();
    } catch (Exception e) {
        WXLogUtils.e(WXSQLiteOpenHelper.TAG_STORAGE, "DefaultWXStorage occurred an exception when execute getLength:" + e.getMessage());
        return 0;
    } finally {
        if(statement != null) {
            statement.close();
        }
    }
}
 

public static <T> long count(Class<?> type, String whereClause, String[] whereArgs, String groupBy, String orderBy, String limit) {
    long result = -1;
    String filter = (!TextUtils.isEmpty(whereClause)) ? " where "  + whereClause : "";
    SQLiteStatement sqliteStatement;
    try {
        sqliteStatement = getSugarDataBase().compileStatement("SELECT count(*) FROM " + NamingHelper.toSQLName(type) + filter);
    } catch (SQLiteException e) {
        e.printStackTrace();
        return result;
    }

    if (whereArgs != null) {
        for (int i = whereArgs.length; i != 0; i--) {
            sqliteStatement.bindString(i, whereArgs[i - 1]);
        }
    }

    try {
        result = sqliteStatement.simpleQueryForLong();
    } finally {
        sqliteStatement.close();
    }

    return result;
}
 

public long getCountBasic() {
    SQLiteDatabase db = this.getWritableDatabase();
    SQLiteStatement statement = db.compileStatement("SELECT COUNT(*) FROM "
            + TABLE_SERVERS
            + " WHERE "
            + KEY_TYPE
            + " = 0");
    long count = statement.simpleQueryForLong();
    db.close();
    return count;
}
 

/**
 * {@inheritDoc}
 */
@Override
public Long getNextJobDelayUntilNs(boolean hasNetwork) {
    SQLiteStatement stmt =
            hasNetwork ? sqlHelper.getNextJobDelayedUntilWithNetworkStatement()
            : sqlHelper.getNextJobDelayedUntilWithoutNetworkStatement();
    synchronized (stmt) {
        try {
            stmt.clearBindings();
            return stmt.simpleQueryForLong();
        } catch (SQLiteDoneException e){
            return null;
        }
    }
}
 

/**
 * {@inheritDoc}
 */
@Override
public int count() {
    SQLiteStatement stmt = sqlHelper.getCountStatement();
    synchronized (stmt) {
        stmt.clearBindings();
        stmt.bindLong(1, sessionId);
        return (int) stmt.simpleQueryForLong();
    }
}
 

public static boolean isTableEmpty(SQLiteDatabase database, String table) {
    String sql = "SELECT COUNT(*) FROM " + table;
    SQLiteStatement statement = database.compileStatement(sql);
    long records = statement.simpleQueryForLong();
    statement.close();
    return records == 0;
}
 

@Override
public long simpleQueryForLong(String sql, Object[] bindArgs) {
    SQLiteStatement statement = null;
    try {
        statement = db.compileStatement(sql);
        SquidCursorFactory.bindArgumentsToProgram(statement, bindArgs);
        return statement.simpleQueryForLong();
    } finally {
        if (statement != null) {
            statement.close();
        }
    }
}
 

public long getIDByIndex(int index) {
    SQLiteStatement downloadByIndex = getDownloadByIndexStatement();
    downloadByIndex.clearBindings();
    downloadByIndex.bindLong(1, index);
    try {
        return downloadByIndex.simpleQueryForLong();
    } catch (SQLiteDoneException e) {
        return -1;
    }
}
 

@Override
public long queryForLong(String statement) throws SQLException {
	SQLiteStatement stmt = null;
	try {
		stmt = db.compileStatement(statement);
		long result = stmt.simpleQueryForLong();
		logger.trace("{}: query for long simple query returned {}: {}", this, result, statement);
		return result;
	} catch (android.database.SQLException e) {
		throw SqlExceptionUtil.create("queryForLong from database failed: " + statement, e);
	} finally {
		closeQuietly(stmt);
	}
}
 

public long getCountAdditional() {
    SQLiteDatabase db = this.getWritableDatabase();
    SQLiteStatement statement = db.compileStatement("SELECT COUNT(*) FROM "
            + TABLE_SERVERS
            + " WHERE "
            + KEY_TYPE
            + " = 1");
    long count = statement.simpleQueryForLong();
    db.close();
    return count;
}
 

public long getCount() {
    SQLiteDatabase db = this.getWritableDatabase();
    SQLiteStatement statement = db.compileStatement("SELECT COUNT(*) FROM " + TABLE_SERVERS);
    long count = statement.simpleQueryForLong();
    db.close();
    return count;
}
 

public long getIDByIndex(int index) {
    SQLiteStatement downloadByIndex = getDownloadByIndexStatement();
    downloadByIndex.clearBindings();
    downloadByIndex.bindLong(1, index);
    try {
        return downloadByIndex.simpleQueryForLong();
    } catch (SQLiteDoneException e) {
        return -1;
    }
}
 

public void writePreference(String className, long number, int priority, int usageQuantity) {
    Log.d("LaunchablePrefs", "writePreference running");
    final SQLiteDatabase db = getWritableDatabase();
    final SQLiteStatement countStatement = db.compileStatement(String.format(
            "SELECT COUNT(*) FROM %s WHERE %s = ?", TABLE_NAME,
            KEY_CLASSNAME));
    countStatement.bindString(1, className);
    final long count = countStatement.simpleQueryForLong();
    countStatement.close();
    final SQLiteStatement statement;
    if (count == 0) {
        statement = db.compileStatement("INSERT INTO "
                + TABLE_NAME + " (" + KEY_CLASSNAME + ", "
                + KEY_LASTLAUNCHTIMESTAMP + "," + KEY_FAVORITE + "," + KEY_USAGEQUANTIY + ") VALUES(?,?,?,?)");
        statement.bindString(1, className);
        statement.bindLong(2, number);
        statement.bindLong(3, priority);
        statement.bindLong(4, usageQuantity);
    } else {
        statement = db.compileStatement("UPDATE "
                + TABLE_NAME + " SET " + KEY_LASTLAUNCHTIMESTAMP + "=? , " + KEY_FAVORITE + "=? , " + KEY_USAGEQUANTIY + "=? WHERE "
                + KEY_CLASSNAME + "=?");
        statement.bindLong(1, number);
        statement.bindLong(2, priority);
        statement.bindLong(3, usageQuantity);
        statement.bindString(4, className);
    }
    statement.executeInsert();
    statement.close();
    db.close();
}
 

public long getIDByIndex(int index) {
    SQLiteStatement downloadByIndex = getDownloadByIndexStatement();
    downloadByIndex.clearBindings();
    downloadByIndex.bindLong(1, index);
    try {
        return downloadByIndex.simpleQueryForLong();
    } catch (SQLiteDoneException e) {
        return -1;
    }
}
 

public long getIDByIndex(int index) {
    SQLiteStatement downloadByIndex = getDownloadByIndexStatement();
    downloadByIndex.clearBindings();
    downloadByIndex.bindLong(1, index);
    try {
        return downloadByIndex.simpleQueryForLong();
    } catch (SQLiteDoneException e) {
        return -1;
    }
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {

    int id = item.getItemId();
    if (id == R.id.sort_e) {
        String content = et_content.getText().toString();
        // Log.d("LOG1", content);
        // 获取写日志时间
        Date date = new Date();
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
        String dateNum = sdf.format(date);
        String sql;
        String sql_count = "SELECT COUNT(*) FROM note";
        SQLiteStatement statement = dbread.compileStatement(sql_count);
        long count = statement.simpleQueryForLong();
        // Log.d("COUNT", count + "");
        //Log.d("ENTER_STATE", ENTER_STATE + "");
        // 添加一个新的日志
        if (ENTER_STATE == 0) {
            if (!content.equals("")) {
                sql = "insert into " + NotesDB.TABLE_NAME_NOTES
                        + " values(" + count + "," + "'" + content
                        + "'" + "," + "'" + dateNum + "')";
                // Log.d("LOG", sql);
                Toast.makeText(noteEdit.this, "保存成功", Toast.LENGTH_SHORT).show();
                dbread.execSQL(sql);
            }
        }
        // 查看并修改一个已有的日志
        else {
            Toast.makeText(noteEdit.this, "更新成功", Toast.LENGTH_SHORT).show();
            // Log.d("执行命令", "执行了该函数");
            String updatesql = "update note set content='"
                    + content + "' where _id=" + id;
            dbread.execSQL(updatesql);
            // et_content.setText(last_content);
        }
        Intent data = new Intent();
        setResult(2, data);
        finish();
    }
    return super.onOptionsItemSelected(item);
}
 

/**
 * Utility method to run the pre-compiled query and return the value in the
 * first column of the first row.
 */
public static long longForQuery(SQLiteStatement prog, String[] selectionArgs) {
    prog.bindAllArgsAsStrings(selectionArgs);
    return prog.simpleQueryForLong();
}
 

public long countRows(String tableName) {
    SQLiteDatabase db = this.getReadableDatabase();

    String countQuery = "SELECT COUNT(1) from " + tableName;

    SQLiteStatement s = db.compileStatement(countQuery);

    long count = s.simpleQueryForLong();

    return count;
}
 

public static boolean isAdded(SQLiteDatabase db, String remote_id, String TABLE_NAME){
    String select_string =  "select count(*) from "+TABLE_NAME+" where remote_id='" + remote_id + "'; ";

    SQLiteStatement s = db.compileStatement(select_string );

    long count = s.simpleQueryForLong();

    if(count > 0){

        return true;
    }

    return false;
}