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The Apache Commons Codec package contains simple encoder and decoders for various formats such as Base64 and Hexadecimal. In addition to these widely used encoders and decoders, the codec package also maintains a collection of phonetic encoding utilities.

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/* ====================================================================
   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
==================================================================== */

package org.apache.poi.sl.usermodel;

public interface TableShape<
    S extends Shape,
    P extends TextParagraph
> extends Shape, PlaceableShape {
    /**
     * Return the maximum number of columns.
     * If the table contains merged cells, the number of columns might be less than the maximum.
     *
     * @return the maximum number of column
     */
    int getNumberOfColumns();
    
    /**
     * Return the number of rows
     *
     * @return the row count
     */
    int getNumberOfRows();
    
    /**
     * Gets a cell
     *
     * @param row the row index (0-based)
     * @param col the column index (0-based)
     * @return the cell or null if the cell doesn't exists, e.g. when accessing
     *         a merged cell or if the index is out of bounds
     */
    TableCell getCell(int row, int col);
    
    /**
     * Gets the width (in points) of the n-th column
     *
     * @param idx the column index (0-based)
     * @return the width (in points)
     */
    double getColumnWidth(int idx);
    
    /**
     * Sets the width (in points) of the n-th column
     *
     * @param idx the column index (0-based)
     * @param width the width (in points)
     */
    void setColumnWidth(int idx, double width);

    /**
     * Gets the row height
     *
     * @param row the row index (0-based)
     * @return the height (in points)
     */
    double getRowHeight(int row);
    
    /**
     * Sets the row height.
     *
     * @param row the row index (0-based)
     * @param height the height to set (in points)
     */
    void setRowHeight(int row, double height);
}