Package uk.ac.starlink.topcat.vizier
Class CatalogSaxHandler
- java.lang.Object
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- org.xml.sax.helpers.DefaultHandler
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- uk.ac.starlink.topcat.vizier.CatalogSaxHandler
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- All Implemented Interfaces:
org.xml.sax.ContentHandler
,org.xml.sax.DTDHandler
,org.xml.sax.EntityResolver
,org.xml.sax.ErrorHandler
public abstract class CatalogSaxHandler extends org.xml.sax.helpers.DefaultHandler
SAX content handler which can make sense of a VizieR query for catalogues. The stream expected is of the kind you get if you make a query like.../viz-bin/?votable&-meta
to vizier (as at Nov 2009). May 2010:.../viz-bin?votable&-meta=t
gives information about sub-tables too.- Since:
- 4 nov 2009
- Author:
- Mark Taylor
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Constructor Summary
Constructors Constructor Description CatalogSaxHandler(boolean includeObsolete)
Constructor.
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Method Summary
All Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description void
characters(char[] ch, int start, int length)
void
endElement(java.lang.String uri, java.lang.String localName, java.lang.String qName)
protected abstract void
gotCatalog(VizierCatalog cat)
Called when a catalogue has been obtained from the SAX stream.void
startElement(java.lang.String uri, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts)
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Method Detail
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gotCatalog
protected abstract void gotCatalog(VizierCatalog cat) throws org.xml.sax.SAXException
Called when a catalogue has been obtained from the SAX stream.- Parameters:
cat
- newly acquired catlogue- Throws:
org.xml.sax.SAXException
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characters
public void characters(char[] ch, int start, int length)
- Specified by:
characters
in interfaceorg.xml.sax.ContentHandler
- Overrides:
characters
in classorg.xml.sax.helpers.DefaultHandler
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startElement
public void startElement(java.lang.String uri, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts)
- Specified by:
startElement
in interfaceorg.xml.sax.ContentHandler
- Overrides:
startElement
in classorg.xml.sax.helpers.DefaultHandler
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endElement
public void endElement(java.lang.String uri, java.lang.String localName, java.lang.String qName) throws org.xml.sax.SAXException
- Specified by:
endElement
in interfaceorg.xml.sax.ContentHandler
- Overrides:
endElement
in classorg.xml.sax.helpers.DefaultHandler
- Throws:
org.xml.sax.SAXException
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