org.jfree.data.xml
Class KeyHandler

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      org.jfree.data.xml.KeyHandler

All Implemented Interfaces:

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

public class KeyHandler
extends org.xml.sax.helpers.DefaultHandler
implements DatasetTags

A SAX handler for reading a key.

Field Summary

Fields inherited from interface org.jfree.data.xml.DatasetTags

CATEGORYDATASET_TAG, ITEM_TAG, KEY_TAG, PIEDATASET_TAG, SERIES_TAG, VALUE_TAG

Constructor Summary

KeyHandler(RootHandler rootHandler, ItemHandler itemHandler)
Creates a new handler.

Method Summary

void	characters(char[] ch, int start, int length) Receives some (or all) of the text in the current element.
protected void	clearCurrentText() Removes all text from the textbuffer at the end of a CDATA section.
void	endElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName) The end of an element.
protected java.lang.String	getCurrentText() Returns the current text of the textbuffer.
void	startElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts) The start of an 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

Constructor Detail

KeyHandler

public KeyHandler(RootHandler rootHandler,
                  ItemHandler itemHandler)

Creates a new handler.

Parameters:

rootHandler - the root handler.

itemHandler - the item handler.

Method Detail

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

The start of an element.

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

namespaceURI - the namespace.

localName - the element name.

qName - the element name.

atts - the attributes.

Throws:

org.xml.sax.SAXException - for errors.

endElement

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

The end of an element.

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

namespaceURI - the namespace.

localName - the element name.

qName - the element name.

Throws:

org.xml.sax.SAXException - for errors.

characters

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

Receives some (or all) of the text in the current element.

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

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

Parameters:

ch - character buffer.

start - the start index.

length - the length of the valid character data.

getCurrentText

protected java.lang.String getCurrentText()

Returns the current text of the textbuffer.

Returns:

The current text.

clearCurrentText

protected void clearCurrentText()

Removes all text from the textbuffer at the end of a CDATA section.