Package org.jfree.data.xml
Class ItemHandler
- java.lang.Object
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- org.xml.sax.helpers.DefaultHandler
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- org.jfree.data.xml.ItemHandler
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- All Implemented Interfaces:
DatasetTags
,ContentHandler
,DTDHandler
,EntityResolver
,ErrorHandler
public class ItemHandler extends DefaultHandler implements DatasetTags
A handler for reading key-value items.
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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 ItemHandler(RootHandler root, DefaultHandler parent)
Creates a new item handler.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
endElement(String namespaceURI, String localName, String qName)
The end of an element.Comparable
getKey()
Returns the key that has been read by the handler, ornull
.Number
getValue()
Returns the key that has been read by the handler, ornull
.void
setKey(Comparable key)
Sets the key.void
setValue(Number value)
Sets the value.void
startElement(String namespaceURI, String localName, String qName, Attributes atts)
The start of an element.-
Methods inherited from class org.xml.sax.helpers.DefaultHandler
characters, endDocument, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning
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Constructor Detail
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ItemHandler
public ItemHandler(RootHandler root, DefaultHandler parent)
Creates a new item handler.- Parameters:
root
- the root handler.parent
- the parent handler.
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Method Detail
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getKey
public Comparable getKey()
Returns the key that has been read by the handler, ornull
.- Returns:
- The key.
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setKey
public void setKey(Comparable key)
Sets the key.- Parameters:
key
- the key.
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getValue
public Number getValue()
Returns the key that has been read by the handler, ornull
.- Returns:
- The value.
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setValue
public void setValue(Number value)
Sets the value.- Parameters:
value
- the value.
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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)
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.
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