jimm.datavision.source
Class MetadataReader

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      jimm.datavision.source.MetadataReader

All Implemented Interfaces:

org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler

 class MetadataReader
extends org.xml.sax.helpers.DefaultHandler

Reads metadata from XML, creates columns, and hands them to a data source.

Author:

Jim Menard, jimm@io.com

See Also:

DataSource

Field Summary

protected DataSource

source

Constructor Summary

MetadataReader(DataSource source)

Method Summary

void	read(org.xml.sax.InputSource inputSource)
void	startElement(java.lang.String namespaceURI, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes attributes)

Methods inherited from class org.xml.sax.helpers.DefaultHandler

characters, endDocument, endElement, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

source

protected DataSource source

Constructor Detail

MetadataReader

MetadataReader(DataSource source)

Method Detail

read

public void read(org.xml.sax.InputSource inputSource)
          throws java.lang.Exception

Throws:

java.lang.Exception

startElement

public void startElement(java.lang.String namespaceURI,
                         java.lang.String localName,
                         java.lang.String qName,
                         org.xml.sax.Attributes attributes)
                  throws org.xml.sax.SAXException

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

startElement in class org.xml.sax.helpers.DefaultHandler

Throws:

org.xml.sax.SAXException