org.apache.poi.xssf.streaming.SXSSFWorkbook Maven / Gradle / Ivy
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this work for additional information regarding copyright ownership.
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(the "License"); you may not use this file except in compliance with
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package org.apache.poi.xssf.streaming;
import org.apache.poi.ss.usermodel.Workbook;
import org.apache.poi.ss.usermodel.Sheet;
import org.apache.poi.ss.usermodel.Font;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.Name;
import org.apache.poi.ss.usermodel.DataFormat;
import org.apache.poi.ss.usermodel.PictureData;
import org.apache.poi.ss.usermodel.CreationHelper;
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
import org.apache.poi.xssf.usermodel.XSSFSheet;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.FileOutputStream;
import java.io.File;
import java.util.*;
import java.util.zip.ZipFile;
import java.util.zip.ZipOutputStream;
import java.util.zip.ZipEntry;
import org.apache.poi.ss.formula.udf.UDFFinder;
import org.apache.poi.ss.usermodel.Row.MissingCellPolicy;
import org.apache.poi.ss.util.CellRangeAddress;
/**
* Streaming version of XSSFWorkbook implementing the "BigGridDemo" strategy.
*
* @author Alex Geller, Four J's Development Tools
*/
public class SXSSFWorkbook implements Workbook
{
/**
* Specifies how many rows can be accessed at most via getRow().
* When a new node is created via createRow() and the total number
* of unflushed records would exeed the specified value, then the
* row with the lowest index value is flushed and cannot be accessed
* via getRow() anymore.
*/
public static final int DEFAULT_WINDOW_SIZE = 100;
XSSFWorkbook _wb;
HashMap _sxFromXHash=new HashMap();
HashMap _xFromSxHash=new HashMap();
private int _randomAccessWindowSize = DEFAULT_WINDOW_SIZE;
/**
* whetehr temp files should be compressed.
*/
private boolean _compressTmpFiles = false;
/**
* Construct a new workbook
*/
public SXSSFWorkbook(){
this(null /*workbook*/);
}
/**
* Construct a workbook from a template.
*
* There are three use-cases to use SXSSFWorkbook(XSSFWorkbook) :
*
* -
* Append new sheets to existing workbooks. You can open existing
* workbook from a file or create on the fly with XSSF.
*
* -
* Append rows to existing sheets. The row number MUST be greater
* than max(rownum) in the template sheet.
*
* -
* Use existing workbook as a template and re-use global objects such
* as cell styles, formats, images, etc.
*
*
* All three use cases can work in a combination.
*
* What is not supported:
*
* -
* Access initial cells and rows in the template. After constructing
* SXSSFWorkbook(XSSFWorkbook) all internal windows are empty and
* SXSSFSheet@getRow and SXSSFRow#getCell return null.
*
* -
* Override existing cells and rows. The API silently allows that but
* the output file is invalid and Excel cannot read it.
*
*
*
* @param workbook the template workbook
*/
public SXSSFWorkbook(XSSFWorkbook workbook){
this(workbook, DEFAULT_WINDOW_SIZE);
}
/**
* Constructs an workbook from an existing workbook.
*
* When a new node is created via createRow() and the total number
* of unflushed records would exceed the specified value, then the
* row with the lowest index value is flushed and cannot be accessed
* via getRow() anymore.
*
*
* A value of -1 indicates unlimited access. In this case all
* records that have not been flushed by a call to flush() are available
* for random access.
*
*
* A value of 0 is not allowed because it would flush any newly created row
* without having a chance to specify any cells.
*
*
* @param rowAccessWindowSize
*/
public SXSSFWorkbook(XSSFWorkbook workbook, int rowAccessWindowSize){
this(workbook,rowAccessWindowSize, false);
}
/**
* Constructs an workbook from an existing workbook.
*
* When a new node is created via createRow() and the total number
* of unflushed records would exceed the specified value, then the
* row with the lowest index value is flushed and cannot be accessed
* via getRow() anymore.
*
*
* A value of -1 indicates unlimited access. In this case all
* records that have not been flushed by a call to flush() are available
* for random access.
*
*
* A value of 0 is not allowed because it would flush any newly created row
* without having a chance to specify any cells.
*
*
* @param rowAccessWindowSize
* @param compressTmpFiles whether to use gzip compression for temporary files
*/
public SXSSFWorkbook(XSSFWorkbook workbook, int rowAccessWindowSize, boolean compressTmpFiles){
setRandomAccessWindowSize(rowAccessWindowSize);
setCompressTempFiles(compressTmpFiles);
if (workbook == null)
{
_wb=new XSSFWorkbook();
}
else
{
_wb=workbook;
for ( int i = 0; i < _wb.getNumberOfSheets(); i++ )
{
XSSFSheet sheet = _wb.getSheetAt( i );
createAndRegisterSXSSFSheet( sheet );
}
}
}
/**
* Construct an empty workbook and specify the window for row access.
*
* When a new node is created via createRow() and the total number
* of unflushed records would exceed the specified value, then the
* row with the lowest index value is flushed and cannot be accessed
* via getRow() anymore.
*
*
* A value of -1 indicates unlimited access. In this case all
* records that have not been flushed by a call to flush() are available
* for random access.
*
*
* A value of 0 is not allowed because it would flush any newly created row
* without having a chance to specify any cells.
*
*
* @param rowAccessWindowSize
*/
public SXSSFWorkbook(int rowAccessWindowSize){
this(null /*workbook*/, rowAccessWindowSize);
}
public int getRandomAccessWindowSize()
{
return _randomAccessWindowSize;
}
private void setRandomAccessWindowSize(int rowAccessWindowSize)
{
if(rowAccessWindowSize == 0 || rowAccessWindowSize < -1) {
throw new IllegalArgumentException("rowAccessWindowSize must be greater than 0 or -1");
}
_randomAccessWindowSize = rowAccessWindowSize;
}
/**
* Set whether temp files should be compressed.
*
* SXSSF writes sheet data in temporary files (a temp file per-sheet)
* and the size of these temp files can grow to to a very large size,
* e.g. for a 20 MB csv data the size of the temp xml file become few GB large.
* If the "compress" flag is set to true then the temporary XML is gzipped.
*
*
* Please note the the "compress" option may cause performance penalty.
*
* @param compress whether to compress temp files
*/
public void setCompressTempFiles(boolean compress){
_compressTmpFiles = compress;
}
SheetDataWriter createSheetDataWriter() throws IOException {
if(_compressTmpFiles) {
return new GZIPSheetDataWriter();
} else {
return new SheetDataWriter();
}
}
XSSFSheet getXSSFSheet(SXSSFSheet sheet)
{
XSSFSheet result=_sxFromXHash.get(sheet);
return result;
}
SXSSFSheet getSXSSFSheet(XSSFSheet sheet)
{
SXSSFSheet result=_xFromSxHash.get(sheet);
return result;
}
void registerSheetMapping(SXSSFSheet sxSheet,XSSFSheet xSheet)
{
_sxFromXHash.put(sxSheet,xSheet);
_xFromSxHash.put(xSheet,sxSheet);
}
void deregisterSheetMapping(XSSFSheet xSheet)
{
SXSSFSheet sxSheet=getSXSSFSheet(xSheet);
_sxFromXHash.remove(sxSheet);
_xFromSxHash.remove(xSheet);
}
private XSSFSheet getSheetFromZipEntryName(String sheetRef)
{
for(XSSFSheet sheet : _sxFromXHash.values())
{
if(sheetRef.equals(sheet.getPackagePart().getPartName().getName().substring(1))) return sheet;
}
return null;
}
private void injectData(File zipfile, OutputStream out) throws IOException
{
ZipFile zip = new ZipFile(zipfile);
try
{
ZipOutputStream zos = new ZipOutputStream(out);
try
{
@SuppressWarnings("unchecked")
Enumeration en = (Enumeration) zip.entries();
while (en.hasMoreElements())
{
ZipEntry ze = en.nextElement();
zos.putNextEntry(new ZipEntry(ze.getName()));
InputStream is = zip.getInputStream(ze);
XSSFSheet xSheet=getSheetFromZipEntryName(ze.getName());
if(xSheet!=null)
{
SXSSFSheet sxSheet=getSXSSFSheet(xSheet);
InputStream xis = sxSheet.getWorksheetXMLInputStream();
try
{
copyStreamAndInjectWorksheet(is,zos,xis);
}
finally
{
xis.close();
}
}
else
{
copyStream(is, zos);
}
is.close();
}
}
finally
{
zos.close();
}
}
finally
{
zip.close();
}
}
private static void copyStream(InputStream in, OutputStream out) throws IOException {
byte[] chunk = new byte[1024];
int count;
while ((count = in.read(chunk)) >=0 ) {
out.write(chunk,0,count);
}
}
private static void copyStreamAndInjectWorksheet(InputStream in, OutputStream out, InputStream worksheetData) throws IOException {
InputStreamReader inReader=new InputStreamReader(in,"UTF-8"); //TODO: Is it always UTF-8 or do we need to read the xml encoding declaration in the file? If not, we should perhaps use a SAX reader instead.
OutputStreamWriter outWriter=new OutputStreamWriter(out,"UTF-8");
boolean needsStartTag = true;
int c;
int pos=0;
String s="')
{
// Found
outWriter.write(s);
outWriter.write(c);
s = " ";
n = s.length();
pos = 0;
needsStartTag = false;
continue;
}
if (c == '/')
{
// Found ')
{
// Found
break;
}
}
}
else
{
if(pos>0) outWriter.write(s,0,pos);
if(c==s.charAt(0))
{
pos=1;
}
else
{
outWriter.write(c);
pos=0;
}
}
}
outWriter.flush();
if (needsStartTag)
{
outWriter.write("\n");
outWriter.flush();
}
//Copy the worksheet data to "out".
copyStream(worksheetData,out);
outWriter.write(" ");
outWriter.flush();
//Copy the rest of "in" to "out".
while(((c=inReader.read())!=-1))
outWriter.write(c);
outWriter.flush();
}
public XSSFWorkbook getXSSFWorkbook()
{
return _wb;
}
//start of interface implementation
/**
* Convenience method to get the active sheet. The active sheet is is the sheet
* which is currently displayed when the workbook is viewed in Excel.
* 'Selected' sheet(s) is a distinct concept.
*
* @return the index of the active sheet (0-based)
*/
public int getActiveSheetIndex()
{
return _wb.getActiveSheetIndex();
}
/**
* Convenience method to set the active sheet. The active sheet is is the sheet
* which is currently displayed when the workbook is viewed in Excel.
* 'Selected' sheet(s) is a distinct concept.
*
* @param sheetIndex index of the active sheet (0-based)
*/
public void setActiveSheet(int sheetIndex)
{
_wb.setActiveSheet(sheetIndex);
}
/**
* Gets the first tab that is displayed in the list of tabs in excel.
*
* @return the first tab that to display in the list of tabs (0-based).
*/
public int getFirstVisibleTab()
{
return _wb.getFirstVisibleTab();
}
/**
* Sets the first tab that is displayed in the list of tabs in excel.
*
* @param sheetIndex the first tab that to display in the list of tabs (0-based)
*/
public void setFirstVisibleTab(int sheetIndex)
{
_wb.setFirstVisibleTab(sheetIndex);
}
/**
* Sets the order of appearance for a given sheet.
*
* @param sheetname the name of the sheet to reorder
* @param pos the position that we want to insert the sheet into (0 based)
*/
public void setSheetOrder(String sheetname, int pos)
{
_wb.setSheetOrder(sheetname,pos);
}
/**
* Sets the tab whose data is actually seen when the sheet is opened.
* This may be different from the "selected sheet" since excel seems to
* allow you to show the data of one sheet when another is seen "selected"
* in the tabs (at the bottom).
*
* @see Sheet#setSelected(boolean)
* @param index the index of the sheet to select (0 based)
*/
public void setSelectedTab(int index)
{
_wb.setSelectedTab(index);
}
/**
* Set the sheet name.
*
* @param sheet number (0 based)
* @throws IllegalArgumentException if the name is greater than 31 chars or contains /\?*[]
*/
public void setSheetName(int sheet, String name)
{
_wb.setSheetName(sheet,name);
}
/**
* Set the sheet name
*
* @param sheet sheet number (0 based)
* @return Sheet name
*/
public String getSheetName(int sheet)
{
return _wb.getSheetName(sheet);
}
/**
* Returns the index of the sheet by his name
*
* @param name the sheet name
* @return index of the sheet (0 based)
*/
public int getSheetIndex(String name)
{
return _wb.getSheetIndex(name);
}
/**
* Returns the index of the given sheet
*
* @param sheet the sheet to look up
* @return index of the sheet (0 based)
*/
public int getSheetIndex(Sheet sheet)
{
return _wb.getSheetIndex(getXSSFSheet((SXSSFSheet)sheet));
}
/**
* Sreate an Sheet for this Workbook, adds it to the sheets and returns
* the high level representation. Use this to create new sheets.
*
* @return Sheet representing the new sheet.
*/
public Sheet createSheet()
{
return createAndRegisterSXSSFSheet(_wb.createSheet());
}
SXSSFSheet createAndRegisterSXSSFSheet(XSSFSheet xSheet)
{
SXSSFSheet sxSheet=null;
try
{
sxSheet=new SXSSFSheet(this,xSheet);
}
catch (IOException ioe)
{
throw new RuntimeException(ioe);
}
registerSheetMapping(sxSheet,xSheet);
return sxSheet;
}
/**
* Create an Sheet for this Workbook, adds it to the sheets and returns
* the high level representation. Use this to create new sheets.
*
* @param sheetname sheetname to set for the sheet.
* @return Sheet representing the new sheet.
* @throws IllegalArgumentException if the name is greater than 31 chars or contains /\?*[]
*/
public Sheet createSheet(String sheetname)
{
return createAndRegisterSXSSFSheet(_wb.createSheet(sheetname));
}
/**
* Create an Sheet from an existing sheet in the Workbook.
*
* @return Sheet representing the cloned sheet.
*/
public Sheet cloneSheet(int sheetNum)
{
throw new RuntimeException("NotImplemented");
}
/**
* Get the number of spreadsheets in the workbook
*
* @return the number of sheets
*/
public int getNumberOfSheets()
{
return _wb.getNumberOfSheets();
}
/**
* Get the Sheet object at the given index.
*
* @param index of the sheet number (0-based physical & logical)
* @return Sheet at the provided index
*/
public Sheet getSheetAt(int index)
{
return getSXSSFSheet(_wb.getSheetAt(index));
}
/**
* Get sheet with the given name
*
* @param name of the sheet
* @return Sheet with the name provided or null if it does not exist
*/
public Sheet getSheet(String name)
{
return getSXSSFSheet(_wb.getSheet(name));
}
/**
* Removes sheet at the given index
*
* @param index of the sheet to remove (0-based)
*/
public void removeSheetAt(int index)
{
XSSFSheet xSheet=_wb.getSheetAt(index);
_wb.removeSheetAt(index);
deregisterSheetMapping(xSheet);
}
/**
* Sets the repeating rows and columns for a sheet (as found in
* File->PageSetup->Sheet). This is function is included in the workbook
* because it creates/modifies name records which are stored at the
* workbook level.
*
* To set just repeating columns:
*
* workbook.setRepeatingRowsAndColumns(0,0,1,-1-1);
*
* To set just repeating rows:
*
* workbook.setRepeatingRowsAndColumns(0,-1,-1,0,4);
*
* To remove all repeating rows and columns for a sheet.
*
* workbook.setRepeatingRowsAndColumns(0,-1,-1,-1,-1);
*
*
* @param sheetIndex 0 based index to sheet.
* @param startColumn 0 based start of repeating columns.
* @param endColumn 0 based end of repeating columns.
* @param startRow 0 based start of repeating rows.
* @param endRow 0 based end of repeating rows.
*
* @deprecated use {@link SXSSFSheet#setRepeatingRows(CellRangeAddress)}
* or {@link SXSSFSheet#setRepeatingColumns(CellRangeAddress)}
*/
public void setRepeatingRowsAndColumns(int sheetIndex, int startColumn, int endColumn, int startRow, int endRow)
{
_wb.setRepeatingRowsAndColumns(sheetIndex,startColumn,endColumn,startRow,endRow);
}
/**
* Create a new Font and add it to the workbook's font table
*
* @return new font object
*/
public Font createFont()
{
return _wb.createFont();
}
/**
* Finds a font that matches the one with the supplied attributes
*
* @return the font with the matched attributes or null
*/
public Font findFont(short boldWeight, short color, short fontHeight, String name, boolean italic, boolean strikeout, short typeOffset, byte underline)
{
return _wb.findFont(boldWeight, color, fontHeight, name, italic, strikeout, typeOffset, underline);
}
/**
* Get the number of fonts in the font table
*
* @return number of fonts
*/
public short getNumberOfFonts()
{
return _wb.getNumberOfFonts();
}
/**
* Get the font at the given index number
*
* @param idx index number (0-based)
* @return font at the index
*/
public Font getFontAt(short idx)
{
return _wb.getFontAt(idx);
}
/**
* Create a new Cell style and add it to the workbook's style table
*
* @return the new Cell Style object
*/
public CellStyle createCellStyle()
{
return _wb.createCellStyle();
}
/**
* Get the number of styles the workbook contains
*
* @return count of cell styles
*/
public short getNumCellStyles()
{
return _wb.getNumCellStyles();
}
/**
* Get the cell style object at the given index
*
* @param idx index within the set of styles (0-based)
* @return CellStyle object at the index
*/
public CellStyle getCellStyleAt(short idx)
{
return _wb.getCellStyleAt(idx);
}
/**
* Write out this workbook to an Outputstream.
*
* @param stream - the java OutputStream you wish to write to
* @exception IOException if anything can't be written.
*/
public void write(OutputStream stream) throws IOException
{
for (SXSSFSheet sheet : _xFromSxHash.values())
{
sheet.flushRows();
}
//Save the template
File tmplFile = File.createTempFile("poi-sxssf-template", ".xlsx");
try
{
FileOutputStream os = new FileOutputStream(tmplFile);
try
{
_wb.write(os);
}
finally
{
os.close();
}
//Substitute the template entries with the generated sheet data files
injectData(tmplFile, stream);
}
finally
{
tmplFile.delete();
}
}
/**
* Dispose of temporary files backing this workbook on disk.
* Calling this method will render the workbook unusable.
* @return true if all temporary files were deleted successfully.
*/
public boolean dispose()
{
boolean success = true;
for (SXSSFSheet sheet : _sxFromXHash.keySet())
{
success = sheet.dispose() && success;
}
return success;
}
/**
* @return the total number of defined names in this workbook
*/
public int getNumberOfNames()
{
return _wb.getNumberOfNames();
}
/**
* @param name the name of the defined name
* @return the defined name with the specified name. null if not found.
*/
public Name getName(String name)
{
return _wb.getName(name);
}
/**
* @param nameIndex position of the named range (0-based)
* @return the defined name at the specified index
* @throws IllegalArgumentException if the supplied index is invalid
*/
public Name getNameAt(int nameIndex)
{
return _wb.getNameAt(nameIndex);
}
/**
* Creates a new (uninitialised) defined name in this workbook
*
* @return new defined name object
*/
public Name createName()
{
return _wb.createName();
}
/**
* Gets the defined name index by name
* Note: Excel defined names are case-insensitive and
* this method performs a case-insensitive search.
*
* @param name the name of the defined name
* @return zero based index of the defined name. -1 if not found.
*/
public int getNameIndex(String name)
{
return _wb.getNameIndex(name);
}
/**
* Remove the defined name at the specified index
*
* @param index named range index (0 based)
*/
public void removeName(int index)
{
_wb.removeName(index);
}
/**
* Remove a defined name by name
*
* @param name the name of the defined name
*/
public void removeName(String name)
{
_wb.removeName(name);
}
/**
* Sets the printarea for the sheet provided
*
* i.e. Reference = $A$1:$B$2
* @param sheetIndex Zero-based sheet index (0 Represents the first sheet to keep consistent with java)
* @param reference Valid name Reference for the Print Area
*/
public void setPrintArea(int sheetIndex, String reference)
{
_wb.setPrintArea(sheetIndex,reference);
}
/**
* For the Convenience of Java Programmers maintaining pointers.
* @see #setPrintArea(int, String)
* @param sheetIndex Zero-based sheet index (0 = First Sheet)
* @param startColumn Column to begin printarea
* @param endColumn Column to end the printarea
* @param startRow Row to begin the printarea
* @param endRow Row to end the printarea
*/
public void setPrintArea(int sheetIndex, int startColumn, int endColumn, int startRow, int endRow)
{
_wb.setPrintArea(sheetIndex, startColumn, endColumn, startRow, endRow);
}
/**
* Retrieves the reference for the printarea of the specified sheet,
* the sheet name is appended to the reference even if it was not specified.
*
* @param sheetIndex Zero-based sheet index (0 Represents the first sheet to keep consistent with java)
* @return String Null if no print area has been defined
*/
public String getPrintArea(int sheetIndex)
{
return _wb.getPrintArea(sheetIndex);
}
/**
* Delete the printarea for the sheet specified
*
* @param sheetIndex Zero-based sheet index (0 = First Sheet)
*/
public void removePrintArea(int sheetIndex)
{
_wb.removePrintArea(sheetIndex);
}
/**
* Retrieves the current policy on what to do when
* getting missing or blank cells from a row.
*
* The default is to return blank and null cells.
* {@link MissingCellPolicy}
*
*/
public MissingCellPolicy getMissingCellPolicy()
{
return _wb.getMissingCellPolicy();
}
/**
* Sets the policy on what to do when
* getting missing or blank cells from a row.
*
* This will then apply to all calls to
* {@link org.apache.poi.ss.usermodel.Row#getCell(int)}. See
* {@link MissingCellPolicy}
*/
public void setMissingCellPolicy(MissingCellPolicy missingCellPolicy)
{
_wb.setMissingCellPolicy(missingCellPolicy);
}
/**
* Returns the instance of DataFormat for this workbook.
*
* @return the DataFormat object
*/
public DataFormat createDataFormat()
{
return _wb.createDataFormat();
}
/**
* Adds a picture to the workbook.
*
* @param pictureData The bytes of the picture
* @param format The format of the picture.
*
* @return the index to this picture (1 based).
* @see #PICTURE_TYPE_EMF
* @see #PICTURE_TYPE_WMF
* @see #PICTURE_TYPE_PICT
* @see #PICTURE_TYPE_JPEG
* @see #PICTURE_TYPE_PNG
* @see #PICTURE_TYPE_DIB
*/
public int addPicture(byte[] pictureData, int format)
{
return _wb.addPicture(pictureData,format);
}
/**
* Gets all pictures from the Workbook.
*
* @return the list of pictures (a list of {@link PictureData} objects.)
*/
public List getAllPictures()
{
return _wb.getAllPictures();
}
/**
* Returns an object that handles instantiating concrete
* classes of the various instances one needs for HSSF and XSSF.
*/
public CreationHelper getCreationHelper()
{
return _wb.getCreationHelper();
}
/**
* @return false if this workbook is not visible in the GUI
*/
public boolean isHidden()
{
return _wb.isHidden();
}
/**
* @param hiddenFlag pass false to make the workbook visible in the GUI
*/
public void setHidden(boolean hiddenFlag)
{
_wb.setHidden(hiddenFlag);
}
/**
* Check whether a sheet is hidden.
*
* Note that a sheet could instead be set to be very hidden, which is different
* ({@link #isSheetVeryHidden(int)})
*
* @param sheetIx Number
* @return true if sheet is hidden
*/
public boolean isSheetHidden(int sheetIx)
{
return _wb.isSheetHidden(sheetIx);
}
/**
* Check whether a sheet is very hidden.
*
* This is different from the normal hidden status
* ({@link #isSheetHidden(int)})
*
* @param sheetIx sheet index to check
* @return true if sheet is very hidden
*/
public boolean isSheetVeryHidden(int sheetIx)
{
return _wb.isSheetVeryHidden(sheetIx);
}
/**
* Hide or unhide a sheet
*
* @param sheetIx the sheet index (0-based)
* @param hidden True to mark the sheet as hidden, false otherwise
*/
public void setSheetHidden(int sheetIx, boolean hidden)
{
_wb.setSheetHidden(sheetIx,hidden);
}
/**
* Hide or unhide a sheet.
*
*
* - 0 - visible.
* - 1 - hidden.
* - 2 - very hidden.
*
* @param sheetIx the sheet index (0-based)
* @param hidden one of the following Workbook constants:
* Workbook.SHEET_STATE_VISIBLE,
* Workbook.SHEET_STATE_HIDDEN, or
* Workbook.SHEET_STATE_VERY_HIDDEN.
* @throws IllegalArgumentException if the supplied sheet index or state is invalid
*/
public void setSheetHidden(int sheetIx, int hidden)
{
_wb.setSheetHidden(sheetIx,hidden);
}
/**
* Register a new toolpack in this workbook.
*
* @param toopack the toolpack to register
*/
public void addToolPack(UDFFinder toopack)
{
_wb.addToolPack(toopack);
}
/**
* Whether the application shall perform a full recalculation when the workbook is opened.
*
* Typically you want to force formula recalculation when you modify cell formulas or values
* of a workbook previously created by Excel. When set to 0, this flag will tell Excel
* that it needs to recalculate all formulas in the workbook the next time the file is opened.
*
*
* @param value true if the application will perform a full recalculation of
* workbook values when the workbook is opened
* @since 3.8
*/
public void setForceFormulaRecalculation(boolean value){
_wb.setForceFormulaRecalculation(value);
}
/**
* Whether Excel will be asked to recalculate all formulas when the workbook is opened.
*/
public boolean getForceFormulaRecalculation(){
return _wb.getForceFormulaRecalculation();
}
//end of interface implementation
}