Package org.jfree.data.xml
Class KeyHandler
- java.lang.Object
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- org.xml.sax.helpers.DefaultHandler
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- org.jfree.data.xml.KeyHandler
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- All Implemented Interfaces:
DatasetTags
,ContentHandler
,DTDHandler
,EntityResolver
,ErrorHandler
public class KeyHandler extends DefaultHandler implements DatasetTags
A SAX handler for reading a key.
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Field Summary
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Fields inherited from interface org.jfree.data.xml.DatasetTags
CATEGORYDATASET_TAG, ITEM_TAG, KEY_TAG, PIEDATASET_TAG, SERIES_TAG, VALUE_TAG
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Constructor Summary
Constructors Constructor Description KeyHandler(RootHandler rootHandler, ItemHandler itemHandler)
Creates a new handler.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description 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(String namespaceURI, String localName, String qName)
The end of an element.protected String
getCurrentText()
Returns the current text of the textbuffer.void
startElement(String namespaceURI, String localName, String qName, 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
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Constructor Detail
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KeyHandler
public KeyHandler(RootHandler rootHandler, ItemHandler itemHandler)
Creates a new handler.- Parameters:
rootHandler
- the root handler.itemHandler
- the item handler.
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Method Detail
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startElement
public void startElement(String namespaceURI, String localName, String qName, Attributes atts) throws SAXException
The start of an element.- Specified by:
startElement
in interfaceContentHandler
- Overrides:
startElement
in classDefaultHandler
- Parameters:
namespaceURI
- the namespace.localName
- the element name.qName
- the element name.atts
- the attributes.- Throws:
SAXException
- for errors.
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endElement
public void endElement(String namespaceURI, String localName, String qName) throws SAXException
The end of an element.- Specified by:
endElement
in interfaceContentHandler
- Overrides:
endElement
in classDefaultHandler
- Parameters:
namespaceURI
- the namespace.localName
- the element name.qName
- the element name.- Throws:
SAXException
- for errors.
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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 interfaceContentHandler
- Overrides:
characters
in classDefaultHandler
- Parameters:
ch
- character buffer.start
- the start index.length
- the length of the valid character data.
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getCurrentText
protected String getCurrentText()
Returns the current text of the textbuffer.- Returns:
- The current text.
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clearCurrentText
protected void clearCurrentText()
Removes all text from the textbuffer at the end of a CDATA section.
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