net.ontopia.xml
Class CanonicalPrinter

java.lang.Object
  net.ontopia.xml.CanonicalPrinter

All Implemented Interfaces:

org.xml.sax.DocumentHandler

Direct Known Subclasses:

CanonicalTopicMapWriter.CanonicalXTMPrinter

public class CanonicalPrinter
extends java.lang.Object
implements org.xml.sax.DocumentHandler

INTERNAL: SAX document handler that prints canonical XML. Note that this does not support all of http://www.w3.org/TR/xml-c14n, only what is needed for Canonical XTM.

Field Summary

protected java.io.PrintWriter

writer

Constructor Summary

CanonicalPrinter(java.io.OutputStream stream)
Creates a CanonicalPrinter that writes to the given OutputStream.

CanonicalPrinter(java.io.Writer writer)
Creates a CanonicalPrinter that writes to the given Writer.

Method Summary

void	characters(char[] ch, int start, int length)
void	endDocument()
void	endElement(java.lang.String name)
java.lang.String	escape(java.lang.String attrval)
void	ignorableWhitespace(char[] ch, int start, int length)
void	processingInstruction(java.lang.String target, java.lang.String data)
void	setDocumentLocator(org.xml.sax.Locator locator)
void	startDocument()
void	startElement(java.lang.String name, org.xml.sax.AttributeList atts)

Methods inherited from class java.lang.Object

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

Field Detail

writer

protected java.io.PrintWriter writer

Constructor Detail

CanonicalPrinter

public CanonicalPrinter(java.io.OutputStream stream)
                 throws java.io.UnsupportedEncodingException

Creates a CanonicalPrinter that writes to the given OutputStream. The encoding used is always utf-8.

Throws:

java.io.UnsupportedEncodingException

CanonicalPrinter

public CanonicalPrinter(java.io.Writer writer)

Creates a CanonicalPrinter that writes to the given Writer.

Method Detail

startDocument

public void startDocument()

Specified by:

startDocument in interface org.xml.sax.DocumentHandler

startElement

public void startElement(java.lang.String name,
                         org.xml.sax.AttributeList atts)

Specified by:

startElement in interface org.xml.sax.DocumentHandler

endElement

public void endElement(java.lang.String name)

Specified by:

endElement in interface org.xml.sax.DocumentHandler

characters

public void characters(char[] ch,
                       int start,
                       int length)

Specified by:

characters in interface org.xml.sax.DocumentHandler

ignorableWhitespace

public void ignorableWhitespace(char[] ch,
                                int start,
                                int length)

Specified by:

ignorableWhitespace in interface org.xml.sax.DocumentHandler

processingInstruction

public void processingInstruction(java.lang.String target,
                                  java.lang.String data)

Specified by:

processingInstruction in interface org.xml.sax.DocumentHandler

endDocument

public void endDocument()

Specified by:

endDocument in interface org.xml.sax.DocumentHandler

setDocumentLocator

public void setDocumentLocator(org.xml.sax.Locator locator)

Specified by:

setDocumentLocator in interface org.xml.sax.DocumentHandler

escape

public java.lang.String escape(java.lang.String attrval)