Package org.jfree.data.xml
Class PieDatasetHandler
- java.lang.Object
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- org.xml.sax.helpers.DefaultHandler
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- org.jfree.data.xml.RootHandler
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- org.jfree.data.xml.PieDatasetHandler
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- All Implemented Interfaces:
DatasetTags
,org.xml.sax.ContentHandler
,org.xml.sax.DTDHandler
,org.xml.sax.EntityResolver
,org.xml.sax.ErrorHandler
public class PieDatasetHandler extends RootHandler implements DatasetTags
A SAX handler for reading aPieDataset
from an XML file.
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Field Summary
Fields Modifier and Type Field Description private DefaultPieDataset
dataset
The pie dataset under construction.-
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 PieDatasetHandler()
Default constructor.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
addItem(java.lang.Comparable key, java.lang.Number value)
Adds an item to the dataset under construction.void
endElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName)
The end of an element.PieDataset
getDataset()
Returns the dataset.void
startElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts)
Starts an element.-
Methods inherited from class org.jfree.data.xml.RootHandler
characters, getCurrentHandler, getSubHandlers, popSubHandler, pushSubHandler
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Field Detail
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dataset
private DefaultPieDataset dataset
The pie dataset under construction.
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Method Detail
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getDataset
public PieDataset getDataset()
Returns the dataset.- Returns:
- The dataset.
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addItem
public void addItem(java.lang.Comparable key, java.lang.Number value)
Adds an item to the dataset under construction.- Parameters:
key
- the key.value
- the value.
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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
Starts an element.- Specified by:
startElement
in interfaceorg.xml.sax.ContentHandler
- Overrides:
startElement
in classorg.xml.sax.helpers.DefaultHandler
- Parameters:
namespaceURI
- the namespace.localName
- the element name.qName
- the element name.atts
- the element attributes.- Throws:
org.xml.sax.SAXException
- for errors.
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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 interfaceorg.xml.sax.ContentHandler
- Overrides:
endElement
in classorg.xml.sax.helpers.DefaultHandler
- Parameters:
namespaceURI
- the namespace.localName
- the element name.qName
- the element name.- Throws:
org.xml.sax.SAXException
- for errors.
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