org.zkoss.poi

Class POITextExtractor

java.lang.Object

org.zkoss.poi.POITextExtractor

Direct Known Subclasses:

HPSFPropertiesExtractor, POIOLE2TextExtractor, POIXMLTextExtractor

public abstract class POITextExtractor
extends Object

Common Parent for Text Extractors of POI Documents. You will typically find the implementation of a given format's text extractor under org.zkoss.poi.[format].extractor .

See Also:

ExcelExtractor, PowerPointExtractor, VisioTextExtractor, WordExtractor

Field Summary

Fields

Modifier and Type	Field and Description
protected POIDocument	document The POIDocument that's open

Constructor Summary

Constructors

Modifier	Constructor and Description
	POITextExtractor(POIDocument document) Creates a new text extractor for the given document
protected	POITextExtractor(POITextExtractor otherExtractor) Creates a new text extractor, using the same document as another text extractor.

Method Summary

Modifier and Type	Method and Description
abstract POITextExtractor	getMetadataTextExtractor() Returns another text extractor, which is able to output the textual content of the document metadata / properties, such as author and title.
abstract String	getText() Retrieves all the text from the document.

Methods inherited from class java.lang.Object

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

Field Detail

document

protected POIDocument document

The POIDocument that's open

Constructor Detail

POITextExtractor

public POITextExtractor(POIDocument document)

Creates a new text extractor for the given document

POITextExtractor

protected POITextExtractor(POITextExtractor otherExtractor)

Creates a new text extractor, using the same document as another text extractor. Normally only used by properties extractors.

Method Detail

getText

public abstract String getText()

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.

Returns:

All the text from the document

getMetadataTextExtractor

public abstract POITextExtractor getMetadataTextExtractor()

Returns another text extractor, which is able to output the textual content of the document metadata / properties, such as author and title.