org.apache.poi.hssf.extractor

Class ExcelExtractor

java.lang.Object

org.apache.poi.extractor.POITextExtractor

org.apache.poi.extractor.POIOLE2TextExtractor

org.apache.poi.hssf.extractor.ExcelExtractor

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, ExcelExtractor

public class ExcelExtractor
extends POIOLE2TextExtractor
implements ExcelExtractor

A text extractor for Excel files.

Returns the textual content of the file, suitable for indexing by something like Lucene, but not really intended for display to the user.

To turn an excel file into a CSV or similar, then see the XLS2CSVmra example

See Also:

XLS2CSVmra

Field Summary

Fields inherited from class org.apache.poi.extractor.POIOLE2TextExtractor

document

Constructor Summary

Constructors

Constructor and Description
ExcelExtractor(DirectoryNode dir)
ExcelExtractor(HSSFWorkbook wb)
ExcelExtractor(POIFSFileSystem fs)

Method Summary

Modifier and Type	Method and Description
static java.lang.String	_extractHeaderFooter(HeaderFooter hf)
java.lang.String	getText() Retrieves all the text from the document.
static void	main(java.lang.String[] args) Command line extractor.
void	setFormulasNotResults(boolean formulasNotResults) Should we return the formula itself, and not the result it produces? Default is false
void	setIncludeBlankCells(boolean includeBlankCells) Should blank cells be output? Default is to only output cells that are present in the file and are non-blank.
void	setIncludeCellComments(boolean includeCellComments) Should cell comments be included? Default is false
void	setIncludeHeadersFooters(boolean includeHeadersFooters) Should headers and footers be included in the output? Default is true
void	setIncludeSheetNames(boolean includeSheetNames) Should sheet names be included? Default is true

Methods inherited from class org.apache.poi.extractor.POIOLE2TextExtractor

getDocSummaryInformation, getDocument, getMetadataTextExtractor, getRoot, getSummaryInformation

Methods inherited from class org.apache.poi.extractor.POITextExtractor

close, setFilesystem

Methods inherited from class java.lang.Object

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

Constructor Detail

ExcelExtractor

public ExcelExtractor(HSSFWorkbook wb)

ExcelExtractor

public ExcelExtractor(POIFSFileSystem fs)
               throws java.io.IOException

Throws:

java.io.IOException

ExcelExtractor

public ExcelExtractor(DirectoryNode dir)
               throws java.io.IOException

Throws:

java.io.IOException

Method Detail

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException

Command line extractor.

Parameters:

args - the command line parameters

Throws:

java.io.IOException - if the file can't be read or contains errors

setIncludeSheetNames

public void setIncludeSheetNames(boolean includeSheetNames)

Description copied from interface: ExcelExtractor

Should sheet names be included? Default is true

Specified by:

setIncludeSheetNames in interface ExcelExtractor

Parameters:

includeSheetNames - true if the sheet names should be included

setFormulasNotResults

public void setFormulasNotResults(boolean formulasNotResults)

Description copied from interface: ExcelExtractor

Should we return the formula itself, and not the result it produces? Default is false

Specified by:

setFormulasNotResults in interface ExcelExtractor

Parameters:

formulasNotResults - true if the formula itself is returned

setIncludeCellComments

public void setIncludeCellComments(boolean includeCellComments)

Description copied from interface: ExcelExtractor

Should cell comments be included? Default is false

Specified by:

setIncludeCellComments in interface ExcelExtractor

Parameters:

includeCellComments - true if cell comments should be included

setIncludeBlankCells

public void setIncludeBlankCells(boolean includeBlankCells)

Should blank cells be output? Default is to only output cells that are present in the file and are non-blank.

Parameters:

includeBlankCells - true if blank cells should be included

setIncludeHeadersFooters

public void setIncludeHeadersFooters(boolean includeHeadersFooters)

Description copied from interface: ExcelExtractor

Should headers and footers be included in the output? Default is true

Specified by:

setIncludeHeadersFooters in interface ExcelExtractor

Parameters:

includeHeadersFooters - true if headers and footers should be included

getText

public java.lang.String getText()

Description copied from class: POITextExtractor

Retrieves all the text from the document. How cells, paragraphs etc are separated in the text is implementation specific - see the javadocs for a specific project for details.

Specified by:

getText in interface ExcelExtractor

Specified by:

getText in class POITextExtractor

Returns:

All the text from the document

_extractHeaderFooter

public static java.lang.String _extractHeaderFooter(HeaderFooter hf)