com.devsphere.xml.taglib.output.builder
Class Handler

java.lang.Object
  |
  +--org.xml.sax.helpers.DefaultHandler
        |
        +--com.devsphere.xml.taglib.output.builder.Handler

All Implemented Interfaces:

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

public class Handler

extends org.xml.sax.helpers.DefaultHandler

This class extends org.xml.sax.helpers.DefaultHandler to generate JSP code that outputs XML.

An instance of this class is created by a Main object.

Constructor Summary

Handler(Parameters params, Outputter out)
Initializes the handler.

Method Summary

void	characters(char[] ch, int start, int length) Generates JSP code that outputs some character data.
void	endDocument() Generates JSP code that ends the XML producing.
void	endElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qualifiedName) Generates JSP code that outputs an end tag.
void	processingInstruction(java.lang.String target, java.lang.String data) Generates JSP code that outputs a processing instruction.
void	setDocumentLocator(org.xml.sax.Locator locator) Does nothing.
void	startDocument() Generates the JSP header and JSP code that outputs an XML header.
void	startElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qualifiedName, org.xml.sax.Attributes attributes) Generates JSP code that outputs a start tag.

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

endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, resolveEntity, skippedEntity, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

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

Constructor Detail

Handler

public Handler(Parameters params,
               Outputter out)

Initializes the handler.

Parameters:

params - the command line parameters

out - the object used to output the generated code

Method Detail

setDocumentLocator

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

Does nothing.

Specified by:

setDocumentLocator in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

locator - the SAX Locator object

startDocument

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

Generates the JSP header and JSP code that outputs an XML header.

Specified by:

startDocument in interface org.xml.sax.ContentHandler

Overrides:

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

Throws:

org.xml.sax.SAXException - to signal any error that might occur

endDocument

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

Generates JSP code that ends the XML producing.

Specified by:

endDocument in interface org.xml.sax.ContentHandler

Overrides:

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

Throws:

org.xml.sax.SAXException - to signal any error that might occur

startElement

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

Generates JSP code that outputs a start tag.

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

namespaceURI - the element's namespace URI

localName - the element's local name

qualifiedName - the element's qualified name

attributes - the element's attributes

Throws:

org.xml.sax.SAXException - to signal any error that might occur

endElement

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

Generates JSP code that outputs an end tag.

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

namespaceURI - the element's namespace URI

localName - the element's local name

qualifiedName - the element's qualified name

Throws:

org.xml.sax.SAXException - to signal any error that might occur

characters

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

Generates JSP code that outputs some character data.

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

ch - the characters from the XML document

start - the start position in the array

length - the number of characters to get from the array

Throws:

org.xml.sax.SAXException - to signal any error that might occur

processingInstruction

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

Generates JSP code that outputs a processing instruction.

Specified by:

processingInstruction in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

target - the target of the processing instruction.

data - the data of the processing instruction.

Throws:

org.xml.sax.SAXException - to signal any error that might occur