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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
package org.openoffice.xmerge.converter.xml.sxc;
import java.io.IOException;
import java.util.Iterator;
import org.openoffice.xmerge.ConvertData;
/**
* This class is a abstract class for encoding a "Device"
* <code>Document</code> format into an alternative spreadsheet format.
*
*/
public abstract class SpreadsheetDecoder {
/**
* Returns the total number of sheets in the WorkBook.
*
* @return The number of sheets in the WorkBook.
*/
public abstract int getNumberOfSheets();
/**
* Returns an Enumeration to a Vector of <code>NameDefinition</code>.
*
* @return The Enumeration
*/
public abstract Iterator<NameDefinition> getNameDefinitions();
/**
* Returns an <code>BookSettings</code>
*
* @return The Enumeration
*/
public abstract BookSettings getSettings();
/**
* Returns an Enumeration to a Vector of <code>ColumnRowInfo</code>.
*
* @return The Enumeration
*/
public abstract Iterator<ColumnRowInfo> getColumnRowInfos();
/**
* Returns the number of populated rows in the current WorkSheet.
*
* @return the number of populated rows in the current WorkSheet.
*/
public abstract int getNumberOfRows();
/**
* Returns the number of populated columns in the current WorkSheet.
*
* @return The number of populated columns in the current WorkSheet.
*/
public abstract int getNumberOfColumns();
/**
* Returns the name of the current WorkSheet.
*
* @return Name of the current WorkSheet.
*/
public abstract String getSheetName();
/**
* Returns the number of the active column.
*
* @return The number of the active column.
*/
public abstract int getColNumber();
/**
* Returns the number of the active row.
*
* @return The number of the active row.
*/
public abstract int getRowNumber();
/**
* Sets the active WorkSheet.
*
* @param sheetIndex The index of the sheet to be made active.
*
* @throws IOException If any I/O error occurs.
*/
public abstract void setWorksheet(int sheetIndex) throws IOException;
/**
* Move on the next populated cell in the current WorkSheet.
*
* @return true if successful, false otherwise.
*
* @throws IOException If any I/O error occurs.
*/
public abstract boolean goToNextCell() throws IOException;
/**
* Return the contents of the active cell.
*
* @return The cell contents.
*/
public abstract String getCellContents();
/**
* Return the value of the active cell. Used in the case of Formula where
* the cell contents and the cell value are not the same thing.
*
* @return The cell value.
*/
public abstract String getCellValue();
/**
* Return the data type of the active cell.
*
* @return The cell data type.
*/
public abstract String getCellDataType();
/**
* Return a <code>Format</code> object describing the active cells
* formatting.
*
* @return <code>Format</code> object for the cell.
*/
public abstract Format getCellFormat();
/**
* Add the contents of a <code>ConvertData</code> to the workbook.
*
* @param cd The <code>ConvertData</code> containing the
* content.
*
* @throws IOException If any I/O error occurs.
*/
public abstract void addDeviceContent(ConvertData cd) throws IOException;
}
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