* @param x the new column value     * @throws SQLException if a database access error occurs     *            or this rowset does not currently have a valid connection,     *            prepared statement, and result set     *     */    public void updateTime(int columnIndex, java.sql.Time x) throws SQLException {        checkState();         // To check the type and concurrency of the ResultSet        // to verify whether updates are possible or not        checkTypeConcurrency();         rs.updateTime(columnIndex, x);    }     /**     * Updates the designated column with a <code>java.sql.Timestamp</code>     * value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnIndex the first column is 1, the second is 2, and so on     * @param x the new column value     * @throws SQLException if a database access error occurs     *            or this rowset does not currently have a valid connection,     *            prepared statement, and result set     *     */    public void updateTimestamp(int columnIndex, java.sql.Timestamp x) throws SQLException {        checkState();         // To check the type and concurrency of the ResultSet        // to verify whether updates are possible or not        checkTypeConcurrency();         rs.updateTimestamp(columnIndex, x);    }     /**     * Updates the designated column with an ascii stream value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnIndex the first column is 1, the second is 2, and so on     * @param x the new column value     * @param length the length of the stream     * @throws SQLException if (1) a database access error occurs     *            (2) or this rowset does not currently have a valid connection,     *            prepared statement, and result set     *     */    public void updateAsciiStream(int columnIndex, java.io.InputStream x, int length) throws SQLException {        checkState();         // To check the type and concurrency of the ResultSet        // to verify whether updates are possible or not        checkTypeConcurrency();         rs.updateAsciiStream(columnIndex, x, length);    }     /**     * Updates the designated column with a binary stream value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnIndex the first column is 1, the second is 2, and so on     * @param x the new column value     * @param length the length of the stream     * @throws SQLException if a database access error occurs     *            or this rowset does not currently have a valid connection,     *            prepared statement, and result set     *     */    public void updateBinaryStream(int columnIndex, java.io.InputStream x, int length) throws SQLException {        checkState();         // To check the type and concurrency of the ResultSet        // to verify whether updates are possible or not        checkTypeConcurrency();         rs.updateBinaryStream(columnIndex, x, length);    }     /**     * Updates the designated column with a character stream value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnIndex the first column is 1, the second is 2, and so on     * @param x the new column value     * @param length the length of the stream     * @throws SQLException if a database access error occurs     *            or this rowset does not currently have a valid connection,     *            prepared statement, and result set     *     */    public void updateCharacterStream(int columnIndex, java.io.Reader x, int length) throws SQLException {        checkState();         // To check the type and concurrency of the ResultSet        // to verify whether updates are possible or not        checkTypeConcurrency();         rs.updateCharacterStream(columnIndex, x, length);    }     /**     * Updates the designated column with an <code>Object</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnIndex the first column is 1, the second is 2, and so on     * @param x the new column value     * @param scale for <code>java.sql.Types.DECIMAl</code>     *  or <code>java.sql.Types.NUMERIC</code> types,     *  this is the number of digits after the decimal point.  For all other     *  types this value will be ignored.     * @throws SQLException if a database access error occurs     *            or this rowset does not currently have a valid connection,     *            prepared statement, and result set     *     */    public void updateObject(int columnIndex, Object x, int scale) throws SQLException {        checkState();         // To check the type and concurrency of the ResultSet        // to verify whether updates are possible or not        checkTypeConcurrency();         rs.updateObject(columnIndex, x, scale);    }     /**     * Updates the designated column with an <code>Object</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnIndex the first column is 1, the second is 2, and so on     * @param x the new column value     * @throws SQLException if a database access error occurs     *            or this rowset does not currently have a valid connection,     *            prepared statement, and result set     *     */    public void updateObject(int columnIndex, Object x) throws SQLException {        checkState();         // To check the type and concurrency of the ResultSet        // to verify whether updates are possible or not        checkTypeConcurrency();         rs.updateObject(columnIndex, x);    }     /**     * Updates the designated column with a <code>null</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @throws SQLException if a database access error occurs     *            or this rowset does not currently have a valid connection,     *            prepared statement, and result set     *     */    public void updateNull(String columnName) throws SQLException {        updateNull(findColumn(columnName));    }     /**     * Updates the designated column with a <code>boolean</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateBoolean(String columnName, boolean x) throws SQLException {        updateBoolean(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>byte</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateByte(String columnName, byte x) throws SQLException {        updateByte(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>short</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateShort(String columnName, short x) throws SQLException {        updateShort(findColumn(columnName), x);    }     /**     * Updates the designated column with an <code>int</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateInt(String columnName, int x) throws SQLException {        updateInt(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>long</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateLong(String columnName, long x) throws SQLException {        updateLong(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>float </code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateFloat(String columnName, float x) throws SQLException {        updateFloat(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>double</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateDouble(String columnName, double x) throws SQLException {        updateDouble(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>java.sql.BigDecimal</code>     * value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateBigDecimal(String columnName, BigDecimal x) throws SQLException {        updateBigDecimal(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>String</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateString(String columnName, String x) throws SQLException {        updateString(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>boolean</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * JDBC 2.0     *     * Updates a column with a byte array value.     *     * The <code>updateXXX</code> methods are used to update column values in the     * current row, or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or <code>insertRow</code>     * methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateBytes(String columnName, byte x[]) throws SQLException {        updateBytes(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>java.sql.Date</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateDate(String columnName, java.sql.Date x) throws SQLException {        updateDate(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>java.sql.Time</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateTime(String columnName, java.sql.Time x) throws SQLException {        updateTime(findColumn(columnName), x);    }     /**     * Updates the designated column with a <code>java.sql.Timestamp</code>     * value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateTimestamp(String columnName, java.sql.Timestamp x) throws SQLException {        updateTimestamp(findColumn(columnName), x);    }     /**     * Updates the designated column with an ascii stream value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @param length the length of the stream     * @throws SQLException if a database access error occurs     *     */    public void updateAsciiStream(String columnName, java.io.InputStream x, int length) throws SQLException {        updateAsciiStream(findColumn(columnName), x, length);    }     /**     * Updates the designated column with a binary stream value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @param length the length of the stream     * @throws SQLException if a database access error occurs     *     */    public void updateBinaryStream(String columnName, java.io.InputStream x, int length) throws SQLException {        updateBinaryStream(findColumn(columnName), x, length);    }     /**     * Updates the designated column with a character stream value.     * The <code>updateXXX</code> methods are used to update column values     * in the current row or the insert row.  The <code>updateXXX</code>     * methods do not update the underlying database; instead the     * <code>updateRow</code> or <code>insertRow</code> methods are called     * to update the database.     *     * @param columnName the name of the column     * @param reader the new column <code>Reader</code> stream value     * @param length the length of the stream     * @throws SQLException if a database access error occurs     *     */    public void updateCharacterStream(String columnName, java.io.Reader reader, int length) throws SQLException {        updateCharacterStream(findColumn(columnName), reader, length);    }     /**     * Updates the designated column with an <code>Object</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @param scale for <code>java.sql.Types.DECIMAL</code>     *  or <code>java.sql.Types.NUMERIC</code> types,     *  this is the number of digits after the decimal point.  For all other     *  types this value will be ignored.     * @throws SQLException if a database access error occurs     *     */    public void updateObject(String columnName, Object x, int scale) throws SQLException {        updateObject(findColumn(columnName), x, scale);    }     /**     * Updates the designated column with an <code>Object</code> value.     * The <code>updateXXX</code> methods are used to update column values in the     * current row or the insert row.  The <code>updateXXX</code> methods do not     * update the underlying database; instead the <code>updateRow</code> or     * <code>insertRow</code> methods are called to update the database.     *     * @param columnName the name of the column     * @param x the new column value     * @throws SQLException if a database access error occurs     *     */    public void updateObject(String columnName, Object x) throws SQLException {        updateObject(findColumn(columnName), x);    }     /**     * Inserts the contents of the insert row into this     * <code>ResultSet</code> object and into the database     * and also notifies listeners that a row has changed.     * The cursor must be on the insert row when this method is called.     *     * @throws SQLException if (1) a database access error occurs,     *            (2) this method is called when the cursor is not

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