* This method updates a column value in the current row or the insert     * row of this rowset, but it does not update the database.     * If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateShort(String columnName, short x) throws SQLException {        updateShort(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>int</code> value.     * <P>     * This method updates a column value in the current row or the insert     * row of this rowset, but it does not update the database.     * If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateInt(String columnName, int x) throws SQLException {        updateInt(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>long</code> value.     * <P>     * This method updates a column value in the current row or the insert     * row of this rowset, but it does not update the database.     * If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateLong(String columnName, long x) throws SQLException {        updateLong(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>float</code> value.     * <P>     * This method updates a column value in the current row or the insert     * row of this rowset, but it does not update the database.     * If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateFloat(String columnName, float x) throws SQLException {        updateFloat(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>double</code> value.     *     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateDouble(String columnName, double x) throws SQLException {        updateDouble(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>java.math.BigDecimal</code> object.     * <P>     * This method updates a column value in the current row or the insert     * row of this rowset, but it does not update the database.     * If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateBigDecimal(String columnName, BigDecimal x) throws SQLException {        updateBigDecimal(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>String</code> object.     *     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateString(String columnName, String x) throws SQLException {        updateString(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>byte</code> array.     *     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateBytes(String columnName, byte x[]) throws SQLException {        updateBytes(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>Date</code> object.     *     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, (3) the type     *            of the designated column is not an SQL <code>DATE</code> or     *            <code>TIMESTAMP</code>, or (4) this rowset is     *            <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateDate(String columnName, java.sql.Date x) throws SQLException {        updateDate(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>Time</code> object.     *     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, (3) the type     *            of the designated column is not an SQL <code>TIME</code> or     *            <code>TIMESTAMP</code>, or (4) this rowset is     *            <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateTime(String columnName, java.sql.Time x) throws SQLException {        updateTime(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>Timestamp</code> object.     *     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if the given column index is out of bounds or     *            the cursor is not on one of this rowset's rows or its     *            insert row     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, (3) the type     *            of the designated column is not an SQL <code>DATE</code>,     *            <code>TIME</code>, or <code>TIMESTAMP</code>, or (4) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateTimestamp(String columnName, java.sql.Timestamp x) throws SQLException {        updateTimestamp(getColIdxByName(columnName), x);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * ASCII stream value.     * <P>     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @param length the number of one-byte ASCII characters in the stream     */    public void updateAsciiStream(String columnName,    java.io.InputStream x,    int length) throws SQLException {        updateAsciiStream(getColIdxByName(columnName), x, length);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>java.io.InputStream</code> object.     * <P>     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value; must be a <code>java.io.InputStream</code>     *          containing <code>BINARY</code>, <code>VARBINARY</code>, or     *          <code>LONGVARBINARY</code> data     * @param length the length of the stream in bytes     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, (3) the data     *            in the stream is not binary, or (4) this rowset is     *            <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateBinaryStream(String columnName, java.io.InputStream x, int length) throws SQLException {        updateBinaryStream(getColIdxByName(columnName), x, length);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>java.io.Reader</code> object.     * <P>     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param reader the new column value; must be a     * <code>java.io.Reader</code> containing <code>BINARY</code>,     * <code>VARBINARY</code>, <code>LONGVARBINARY</code>, <code>CHAR</code>,     * <code>VARCHAR</code>, or <code>LONGVARCHAR</code> data     * @param length the length of the stream in characters     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, (3) the data     *            in the stream is not a binary or character type, or (4) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateCharacterStream(String columnName,    java.io.Reader reader,    int length) throws SQLException {        updateCharacterStream(getColIdxByName(columnName), reader, length);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>Object</code> value.  The <code>scale</code> parameter     * indicates the number of digits to the right of the decimal point     * and is ignored if the new column value is not a type that will be     *  mapped to an SQL <code>DECIMAL</code> or <code>NUMERIC</code> value.     * <P>     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @param scale the number of digits to the right of the decimal point (for     *              <code>DECIMAL</code> and <code>NUMERIC</code> types only)     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateObject(String columnName, Object x, int scale) throws SQLException {        updateObject(getColIdxByName(columnName), x, scale);    }     /**     * Sets the designated column in either the current row or the insert     * row of this <code>CachedRowSetImpl</code> object with the given     * <code>Object</code> value.     * <P>     * This method updates a column value in either the current row or     * the insert row of this rowset, but it does not update the     * database.  If the cursor is on a row in the rowset, the     * method {@link #updateRow} must be called to update the database.     * If the cursor is on the insert row, the method {@link #insertRow}     * must be called, which will insert the new row into both this rowset     * and the database. Both of these methods must be called before the     * cursor moves to another row.     *     * @param columnName a <code>String</code> object that must match the     *        SQL name of a column in this rowset, ignoring case     * @param x the new column value     * @throws SQLException if (1) the given column name does not match the     *            name of a column in this rowset, (2) the cursor is not on     *            one of this rowset's rows or its insert row, or (3) this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void updateObject(String columnName, Object x) throws SQLException {        updateObject(getColIdxByName(columnName), x);    }     /**     * Inserts the contents of this <code>CachedRowSetImpl</code> object's insert     * row into this rowset immediately following the current row.     * If the current row is the     * position after the last row or before the first row, the new row will     * be inserted at the end of the rowset.  This method also notifies     * listeners registered with this rowset that the row has changed.     * <P>     * The cursor must be on the insert row when this method is called.     *     * @throws SQLException if (1) the cursor is not on the insert row,     *            (2) one or more of the non-nullable columns in the insert     *            row has not been given a value, or (3) this rowset is     *            <code>ResultSet.CONCUR_READ_ONLY</code>     */    public void insertRow() throws SQLException {        int pos;         if (onInsertRow == false ||            insertRow.isCompleteRow(RowSetMD) == false) {                throw new SQLException(resBundle.handleGetObject("cachedrowsetimpl.failedins").toString());        }        // Added the setting of parameters that are passed        // to setXXX methods after an empty CRS Object is        // created through RowSetMetaData object        Object [] toInsert = getParams();         for(int i = 0;i < toInsert.length; i++) {          insertRow.setColumnObject(i+1,toInsert[i]);        }         Row insRow = new Row(RowSetMD.getColumnCount(),        insertRow.getOrigRow());        insRow.setInserted();        /*         * The new row is inserted into the RowSet         * immediately following the current row.         *         * If we are afterlast then the rows are         * inserted at the end.         */        if (currentRow >= numRows || currentRow < 0) {            pos = numRows;        } else {            pos = currentRow;        }         rvh.add(pos, insRow);        ++numRows;        // notify the listeners that the row changed.        notifyRowChanged();    }     /**     * Marks the current row of this <code>CachedRowSetImpl</code> object as     * updated and notifies listeners registered with this rowset that the     * row has changed.     * <P>     * This method  cannot be called when the cursor is on the insert row, and     * it should be called before the cursor moves to another row.  If it is     * called after the cursor moves to another row, this method has no effect,     * and the updates made before the cursor moved will be lost.     *     * @throws SQLException if the cursor is on the insert row or this     *            rowset is <code>ResultSet.CONCUR_READ_ONLY</code>

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