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
,org.xml.sax.ContentHandler
,org.xml.sax.DTDHandler
,org.xml.sax.EntityResolver
,org.xml.sax.ErrorHandler
public class ItemHandler extends org.xml.sax.helpers.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, org.xml.sax.helpers.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(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName)
The end of an element.java.lang.Comparable
getKey()
Returns the key that has been read by the handler, ornull
.java.lang.Number
getValue()
Returns the key that has been read by the handler, ornull
.void
setKey(java.lang.Comparable key)
Sets the key.void
setValue(java.lang.Number value)
Sets the value.void
startElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts)
The start of an element.
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Constructor Detail
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ItemHandler
public ItemHandler(RootHandler root, org.xml.sax.helpers.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 java.lang.Comparable getKey()
Returns the key that has been read by the handler, ornull
.- Returns:
- The key.
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setKey
public void setKey(java.lang.Comparable key)
Sets the key.- Parameters:
key
- the key.
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getValue
public java.lang.Number getValue()
Returns the key that has been read by the handler, ornull
.- Returns:
- The value.
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setValue
public void setValue(java.lang.Number value)
Sets the value.- Parameters:
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
The start of 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 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)
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.
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