edu.northwestern.at.utils.xml

Class TEITextExtractorHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

edu.northwestern.at.utils.xml.TEITextExtractorHandler

All Implemented Interfaces:

org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler

public class TEITextExtractorHandler
extends org.xml.sax.helpers.DefaultHandler

SAX event handler to extract text from a TEI XML file.

Only the text between <text> and </text> tags is extracted. No effort is made to capture any of the original text division marked by the XML tags.

Field Summary

Fields

Modifier and Type	Field and Description
protected java.lang.StringBuffer	extractedText Holds the extracted text.
protected static boolean	inText Track if we're in element.

Constructor Summary

Constructors

Constructor and Description
TEITextExtractorHandler() Create text extractor handler.

Method Summary

Methods

Modifier and Type	Method and Description
void	characters(char[] ch, int start, int length) Handle character data.
void	endElement(java.lang.String uri, java.lang.String localName, java.lang.String qName) Handle end of an element.
java.lang.String	getExtractedText() Return extracted text.
void	startElement(java.lang.String uri, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts) Handle start of an XML element.

Methods inherited from class org.xml.sax.helpers.DefaultHandler

endDocument, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

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

Field Detail

extractedText

protected java.lang.StringBuffer extractedText

Holds the extracted text.

inText

protected static boolean inText

Track if we're in element.

Constructor Detail

TEITextExtractorHandler

public TEITextExtractorHandler()

Create text extractor handler.

Method Detail

startElement

public void startElement(java.lang.String uri,
                java.lang.String localName,
                java.lang.String qName,
                org.xml.sax.Attributes atts)
                  throws org.xml.sax.SAXException

Handle start of an XML element.

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

startElement in class org.xml.sax.helpers.DefaultHandler

Parameters:

uri - The XML element's URI.

localName - The XML element's local name.

qName - The XML element's qname.

atts - The XML element's attributes.

Throws:

org.xml.sax.SAXException

endElement

public void endElement(java.lang.String uri,
              java.lang.String localName,
              java.lang.String qName)
                throws org.xml.sax.SAXException

Handle end of an element.

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

endElement in class org.xml.sax.helpers.DefaultHandler

Parameters:

uri - The XML element's URI.

localName - The XML element's local name.

qName - The XML element's qname.

Throws:

org.xml.sax.SAXException

characters

public void characters(char[] ch,
              int start,
              int length)
                throws org.xml.sax.SAXException

Handle character data.

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

characters in class org.xml.sax.helpers.DefaultHandler

Parameters:

ch - Array of characters.

start - The starting position in the array.

length - The number of characters.

Throws:

org.xml.sax.SAXException - If there is an error.

getExtractedText

public java.lang.String getExtractedText()

Return extracted text.

Returns:

The extracted text.