xml.indent
Class IndentingTransformer

java.lang.Object
  xml.indent.IndentingTransformer

All Implemented Interfaces:

javax.xml.transform.sax.TransformerHandler, org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.ext.DeclHandler, org.xml.sax.ext.LexicalHandler

Direct Known Subclasses:

IndentingTransformerImpl

public abstract class IndentingTransformer
extends java.lang.Object
implements javax.xml.transform.sax.TransformerHandler, org.xml.sax.ext.DeclHandler

Indents elements, by adding whitespace where appropriate. Does not remove blank lines between nodes. Does not remove new lines within text nodes. Puts element tags immediately following mixed content text on the same line as the text.

Author:

Robert McKinnon - robmckinnon@users.sourceforge.net

Constructor Summary

IndentingTransformer()

Method Summary

void	characters(char[] ch, int start, int length)
void	comment(char[] ch, int start, int length)
void	endElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName)
protected abstract void	indent(int levelAdjustment)
protected java.lang.String	indentXml(java.lang.String xmlString, java.io.Writer outputWriter)
void	processingInstruction(java.lang.String target, java.lang.String data)
void	startElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts)

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.xml.transform.sax.TransformerHandler

getSystemId, getTransformer, setResult, setSystemId

Methods inherited from interface org.xml.sax.ContentHandler

endDocument, endPrefixMapping, ignorableWhitespace, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping

Methods inherited from interface org.xml.sax.ext.LexicalHandler

endCDATA, endDTD, endEntity, startCDATA, startDTD, startEntity

Methods inherited from interface org.xml.sax.DTDHandler

notationDecl, unparsedEntityDecl

Methods inherited from interface org.xml.sax.ext.DeclHandler

attributeDecl, elementDecl, externalEntityDecl, internalEntityDecl

Constructor Detail

IndentingTransformer

public IndentingTransformer()

Method Detail

characters

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

Specified by:

characters in interface org.xml.sax.ContentHandler

Throws:

org.xml.sax.SAXException

comment

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

Specified by:

comment in interface org.xml.sax.ext.LexicalHandler

Throws:

org.xml.sax.SAXException

processingInstruction

public void processingInstruction(java.lang.String target,
                                  java.lang.String data)
                           throws org.xml.sax.SAXException

Specified by:

processingInstruction in interface org.xml.sax.ContentHandler

Throws:

org.xml.sax.SAXException

endElement

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

Specified by:

endElement in interface org.xml.sax.ContentHandler

Throws:

org.xml.sax.SAXException

startElement

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

Specified by:

startElement in interface org.xml.sax.ContentHandler

Throws:

org.xml.sax.SAXException

indent

protected abstract void indent(int levelAdjustment)
                        throws org.xml.sax.SAXException

Throws:

org.xml.sax.SAXException

indentXml

protected java.lang.String indentXml(java.lang.String xmlString,
                                     java.io.Writer outputWriter)
                              throws java.io.IOException,
                                     org.xml.sax.SAXException

Throws:

java.io.IOException

org.xml.sax.SAXException