jxl.write.biff
Class WritableWorkbookImpl

java.lang.Object
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  +--jxl.write.WritableWorkbook
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        +--jxl.write.biff.WritableWorkbookImpl

public class WritableWorkbookImpl

extends WritableWorkbook

A writable workbook

Field Summary

private boolean	closeStream Indicates whether or not the output stream should be closed.
private ExternalSheetRecord	externSheet The list of external sheets, used by cell references in formulas
private Fonts	fonts The list of fonts available within this workbook
private FormattingRecords	formatRecords The list of formats available within this workbook
private MsoDrawingGroupRecord	msoDrawingGroup The Mso Drawing Group
private NameRecord[]	names The name records
private File	outputFile The output file to write the workbook to
private SharedStrings	sharedStrings The shared strings used by this workbook
private java.util.ArrayList	sheets The list of sheets within this workbook
private SupbookRecord[]	supbooks The supbook records
private boolean	wbProtected The workbook protection flag

Fields inherited from class jxl.write.WritableWorkbook

ARIAL_10_PT, HYPERLINK_FONT, HYPERLINK_STYLE, NORMAL_STYLE

Constructor Summary

WritableWorkbookImpl(java.io.OutputStream os, boolean cs, WorkbookSettings ws)
Constructor.

WritableWorkbookImpl(java.io.OutputStream os, Workbook w, boolean cs, WorkbookSettings ws)
A pseudo copy constructor.

Method Summary

void	close() Closes this workbook, and frees makes any memory allocated available for garbage collection
void	copySheet(int s, java.lang.String name, int index) Copies the specified sheet and places it at the index specified by the parameter
void	copySheet(java.lang.String s, java.lang.String name, int index) Copies the specified sheet and places it at the index specified by the parameter
private void	copyWorkbook(Workbook w) Produces a writable copy of the workbook passed in by creating copies of each sheet in the specified workbook and adding them to its own record
WritableSheet	createSheet(java.lang.String name, int index) Creates a new sheet within the workbook, at the specified position.
int	getNumberOfSheets() Returns the number of sheets in this workbook
WritableSheet	getSheet(int index) Gets the specified sheet within this workbook
WritableSheet	getSheet(java.lang.String name) Gets the sheet with the specified name from within this workbook
WritableSheet[]	getSheets() Gets the sheets within this workbook.
void	removeSheet(int index) Removes a sheet from this workbook, the other sheets indices being altered accordingly.
void	setProtected(boolean prot) Indicates whether or not this workbook is protected
void	write() Writes out this sheet to the output file.

Methods inherited from class jxl.write.WritableWorkbook

copy

Methods inherited from class java.lang.Object

, clone, equals, finalize, getClass, hashCode, notify, notifyAll, registerNatives, toString, wait, wait, wait

Field Detail

formatRecords

private FormattingRecords formatRecords

The list of formats available within this workbook

outputFile

private File outputFile

The output file to write the workbook to

sheets

private java.util.ArrayList sheets

The list of sheets within this workbook

fonts

private Fonts fonts

The list of fonts available within this workbook

externSheet

private ExternalSheetRecord externSheet

The list of external sheets, used by cell references in formulas

msoDrawingGroup

private MsoDrawingGroupRecord msoDrawingGroup

The Mso Drawing Group

supbooks

private SupbookRecord[] supbooks

The supbook records

names

private NameRecord[] names

The name records

sharedStrings

private SharedStrings sharedStrings

The shared strings used by this workbook

closeStream

private boolean closeStream

Indicates whether or not the output stream should be closed. This depends on whether this Workbook was created with an output stream, or a flat file (flat file closes the stream

wbProtected

private boolean wbProtected

The workbook protection flag

Constructor Detail

WritableWorkbookImpl

public WritableWorkbookImpl(java.io.OutputStream os,
                            boolean cs,
                            WorkbookSettings ws)
                     throws java.io.IOException

Constructor. Writes the workbook direct to the existing output stream

Parameters:

os - the output stream

cs - TRUE if the workbook should close the output stream, FALSE

ws - the configuration for this workbook otherwise

Throws:

java.io.IOException -

WritableWorkbookImpl

public WritableWorkbookImpl(java.io.OutputStream os,
                            Workbook w,
                            boolean cs,
                            WorkbookSettings ws)
                     throws java.io.IOException

A pseudo copy constructor. Takes the handles to the font and formatting records

Parameters:

w - the workbook to copy

os - the output stream to write the data to

cs - TRUE if the workbook should close the output stream, FALSE

ws - the configuration for this workbook

Throws:

java.io.IOException -

Method Detail

getSheets

public WritableSheet[] getSheets()

Gets the sheets within this workbook. Use of this method for large worksheets can cause performance problems.

Overrides:

getSheets in class WritableWorkbook

Returns:

an array of the individual sheets

getSheet

public WritableSheet getSheet(int index)

Gets the specified sheet within this workbook

Overrides:

getSheet in class WritableWorkbook

Parameters:

index - the zero based index of the reQuired sheet

Returns:

The sheet specified by the index

getSheet

public WritableSheet getSheet(java.lang.String name)

Gets the sheet with the specified name from within this workbook

Overrides:

getSheet in class WritableWorkbook

Parameters:

name - the sheet name

Returns:

The sheet with the specified name, or null if it is not found

getNumberOfSheets

public int getNumberOfSheets()

Returns the number of sheets in this workbook

Overrides:

getNumberOfSheets in class WritableWorkbook

Returns:

the number of sheets in this workbook

close

public void close()
           throws java.io.IOException

Closes this workbook, and frees makes any memory allocated available for garbage collection

Overrides:

close in class WritableWorkbook

Throws:

java.io.IOException -

createSheet

public WritableSheet createSheet(java.lang.String name,
                                 int index)

Creates a new sheet within the workbook, at the specified position. The new sheet is inserted at the specified position, or prepended/appended to the list of sheets if the index specified is somehow inappropriate

Overrides:

createSheet in class WritableWorkbook

Parameters:

name - the name of the new sheet

index - the index at which to add the sheet

Returns:

the created sheet

removeSheet

public void removeSheet(int index)

Removes a sheet from this workbook, the other sheets indices being altered accordingly. If the sheet referenced by the index does not exist, then no action is taken.

Overrides:

removeSheet in class WritableWorkbook

Parameters:

index - the index of the sheet to remove

write

public void write()
           throws java.io.IOException

Writes out this sheet to the output file. First it writes out the standard workbook information required by excel, before calling the write method on each sheet individually

Overrides:

write in class WritableWorkbook

Throws:

java.io.IOException -

copyWorkbook

private void copyWorkbook(Workbook w)

Produces a writable copy of the workbook passed in by creating copies of each sheet in the specified workbook and adding them to its own record

Parameters:

w - the workbook to copy

copySheet

public void copySheet(int s,
                      java.lang.String name,
                      int index)

Copies the specified sheet and places it at the index specified by the parameter

Overrides:

copySheet in class WritableWorkbook

Parameters:

s - the index of the sheet to copy

name - the name of the new sheet

index - the position of the new sheet

copySheet

public void copySheet(java.lang.String s,
                      java.lang.String name,
                      int index)

Copies the specified sheet and places it at the index specified by the parameter

Overrides:

copySheet in class WritableWorkbook

Parameters:

s - the name of the sheet to copy

name - the name of the new sheet

index - the position of the new sheet

setProtected

public void setProtected(boolean prot)

Indicates whether or not this workbook is protected

Overrides:

setProtected in class WritableWorkbook

Parameters:

prot - Protected flag