org.apache.tika.sax
Class XHTMLContentHandler

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      org.apache.tika.sax.ContentHandlerDecorator
          org.apache.tika.sax.SafeContentHandler
              org.apache.tika.sax.XHTMLContentHandler

All Implemented Interfaces:

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

public class XHTMLContentHandler
extends SafeContentHandler

Content handler decorator that simplifies the task of producing XHTML events for Tika content parsers.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.tika.sax.SafeContentHandler

SafeContentHandler.Output

Field Summary

static java.util.Set<java.lang.String>	ENDLINE The elements that get appended with the NL character.
static java.lang.String	XHTML The XHTML namespace URI

Constructor Summary

XHTMLContentHandler(org.xml.sax.ContentHandler handler, Metadata metadata)

Method Summary

void	characters(char[] ch, int start, int length)
void	characters(java.lang.String characters)
void	element(java.lang.String name, java.lang.String value) Emits an XHTML element with the given text content.
void	endDocument() Ends the XHTML document by writing the following footer and clearing the namespace mappings:
void	endElement(java.lang.String name)
void	endElement(java.lang.String uri, java.lang.String local, java.lang.String name) Ends the given element.
void	newline()
void	startDocument() Starts an XHTML document by setting up the namespace mappings.
void	startElement(java.lang.String name)
void	startElement(java.lang.String name, org.xml.sax.helpers.AttributesImpl attributes)
void	startElement(java.lang.String name, java.lang.String attribute, java.lang.String value)
void	startElement(java.lang.String uri, java.lang.String local, java.lang.String name, org.xml.sax.Attributes attributes) Starts the given element.

Methods inherited from class org.apache.tika.sax.SafeContentHandler

ignorableWhitespace, isInvalid, isInvalid, writeReplacement

Methods inherited from class org.apache.tika.sax.ContentHandlerDecorator

endPrefixMapping, handleException, processingInstruction, setContentHandler, setDocumentLocator, skippedEntity, startPrefixMapping, toString

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

error, fatalError, notationDecl, resolveEntity, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

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

Field Detail

XHTML

public static final java.lang.String XHTML

The XHTML namespace URI

See Also:

Constant Field Values

ENDLINE

public static final java.util.Set<java.lang.String> ENDLINE

The elements that get appended with the NL character.

Constructor Detail

XHTMLContentHandler

public XHTMLContentHandler(org.xml.sax.ContentHandler handler,
                           Metadata metadata)

Method Detail

startDocument

public void startDocument()
                   throws org.xml.sax.SAXException

Starts an XHTML document by setting up the namespace mappings. The standard XHTML prefix is generated lazily when the first element is started.

Specified by:

startDocument in interface org.xml.sax.ContentHandler

Overrides:

startDocument in class ContentHandlerDecorator

Throws:

org.xml.sax.SAXException

endDocument

public void endDocument()
                 throws org.xml.sax.SAXException

Ends the XHTML document by writing the following footer and clearing the namespace mappings:

   </body>
 </html>
 

Specified by:

endDocument in interface org.xml.sax.ContentHandler

Overrides:

endDocument in class SafeContentHandler

Throws:

org.xml.sax.SAXException

startElement

public void startElement(java.lang.String uri,
                         java.lang.String local,
                         java.lang.String name,
                         org.xml.sax.Attributes attributes)
                  throws org.xml.sax.SAXException

Starts the given element. Table cells and list items are automatically indented by emitting a tab character as ignorable whitespace.

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

startElement in class SafeContentHandler

Throws:

org.xml.sax.SAXException

endElement

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

Ends the given element. Block elements are automatically followed by a newline character.

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

endElement in class SafeContentHandler

Throws:

org.xml.sax.SAXException

characters

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

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

characters in class SafeContentHandler

Throws:

org.xml.sax.SAXException

See Also:

TIKA-210

startElement

public void startElement(java.lang.String name)
                  throws org.xml.sax.SAXException

Throws:

org.xml.sax.SAXException

startElement

public void startElement(java.lang.String name,
                         java.lang.String attribute,
                         java.lang.String value)
                  throws org.xml.sax.SAXException

Throws:

org.xml.sax.SAXException

startElement

public void startElement(java.lang.String name,
                         org.xml.sax.helpers.AttributesImpl attributes)
                  throws org.xml.sax.SAXException

Throws:

org.xml.sax.SAXException

endElement

public void endElement(java.lang.String name)
                throws org.xml.sax.SAXException

Throws:

org.xml.sax.SAXException

characters

public void characters(java.lang.String characters)
                throws org.xml.sax.SAXException

Throws:

org.xml.sax.SAXException

newline

public void newline()
             throws org.xml.sax.SAXException

Throws:

org.xml.sax.SAXException

element

public void element(java.lang.String name,
                    java.lang.String value)
             throws org.xml.sax.SAXException

Emits an XHTML element with the given text content. If the given text value is null or empty, then the element is not written.

Parameters:

name - XHTML element name

value - element value, possibly null

Throws:

org.xml.sax.SAXException - if the content element could not be written