edu.ucsb.nceas.metacat
Class DBSAXHandler

edu.ucsb.nceas.metacat.DBSAXHandler

public class DBSAXHandler

A database aware Class implementing callback bethods for the SAX parser to call when processing the XML stream and generating events

Constructor Summary

DBSAXHandler(java.sql.Connection conn)
Construct an instance of the handler class

DBSAXHandler(java.sql.Connection conn, java.lang.String action, java.lang.String docid)
Construct an instance of the handler class

Method Summary

boolean	atFirstElement() get the document processing state
void	attributeDecl(java.lang.String eName, java.lang.String aName, java.lang.String type, java.lang.String valueDefault, java.lang.String value) SAX Handler that receives notification of attribute declarations
void	characters(char[] cbuf, int start, int len) SAX Handler that is called for each XML text node
void	comment(char[] ch, int start, int length) SAX Handler that receives notification of comments in the DTD
void	elementDecl(java.lang.String name, java.lang.String model) SAX Handler that receives notification of element declarations
void	endCDATA() SAX Handler that receives notification of the end of CDATA sections
void	endDocument() SAX Handler that receives notification of end of the document
void	endDTD() SAX Handler that receives notification of end of DTD
void	endElement(java.lang.String uri, java.lang.String localName, java.lang.String qName) SAX Handler that is called at the end of each XML element
void	endEntity(java.lang.String name) SAX Handler that receives notification of the end of entities
void	error(org.xml.sax.SAXParseException exception) SAX Handler that receives notification of recoverable parsing errors
void	externalEntityDecl(java.lang.String name, java.lang.String publicId, java.lang.String systemId) SAX Handler that receives notification of external entity declarations
void	fatalError(org.xml.sax.SAXParseException exception) SAX Handler that receives notification of fatal parsing errors
java.lang.String	getDocname() get the document name
void	ignorableWhitespace(char[] cbuf, int start, int len) SAX Handler that is called for each XML text node that is Ignorable white space
void	internalEntityDecl(java.lang.String name, java.lang.String value) SAX Handler that receives notification of internal entity declarations
void	processingInstruction(java.lang.String target, java.lang.String data) SAX Handler called once for each processing instruction found: node that PI may occur before or after the root element.
void	startCDATA() SAX Handler that receives notification of the start of CDATA sections
void	startDocument() SAX Handler that receives notification of beginning of the document
void	startDTD(java.lang.String name, java.lang.String publicId, java.lang.String systemId) SAX Handler that receives notification of DOCTYPE.
void	startElement(java.lang.String uri, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes atts) SAX Handler that is called at the start of each XML element
void	startEntity(java.lang.String name) SAX Handler that receives notification of the start of entities
void	warning(org.xml.sax.SAXParseException exception) SAX Handler that receives notification of warnings

Constructor Detail

DBSAXHandler

public DBSAXHandler(java.sql.Connection conn)

Construct an instance of the handler class

Parameters:

conn - the JDBC connection to which information is written

DBSAXHandler

public DBSAXHandler(java.sql.Connection conn,
                    java.lang.String action,
                    java.lang.String docid)

Construct an instance of the handler class

Parameters:

conn - the JDBC connection to which information is written

Method Detail

startDocument

public void startDocument()
                   throws org.xml.sax.SAXException

SAX Handler that receives notification of beginning of the document

endDocument

public void endDocument()
                 throws org.xml.sax.SAXException

SAX Handler that receives notification of end of the document

startElement

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

SAX Handler that is called at the start of each XML element

characters

public void characters(char[] cbuf,
                       int start,
                       int len)

SAX Handler that is called for each XML text node

ignorableWhitespace

public void ignorableWhitespace(char[] cbuf,
                                int start,
                                int len)

SAX Handler that is called for each XML text node that is Ignorable white space

processingInstruction

public void processingInstruction(java.lang.String target,
                                  java.lang.String data)
                           throws org.xml.sax.SAXException

SAX Handler called once for each processing instruction found: node that PI may occur before or after the root element.

endElement

public void endElement(java.lang.String uri,
                       java.lang.String localName,
                       java.lang.String qName)
                throws org.xml.sax.SAXException

SAX Handler that is called at the end of each XML element

startDTD

public void startDTD(java.lang.String name,
                     java.lang.String publicId,
                     java.lang.String systemId)
              throws org.xml.sax.SAXException

SAX Handler that receives notification of DOCTYPE. Sets the DTD

endDTD

public void endDTD()
            throws org.xml.sax.SAXException

SAX Handler that receives notification of end of DTD

comment

public void comment(char[] ch,
                    int start,
                    int length)
             throws org.xml.sax.SAXException

SAX Handler that receives notification of comments in the DTD

startCDATA

public void startCDATA()
                throws org.xml.sax.SAXException

SAX Handler that receives notification of the start of CDATA sections

endCDATA

public void endCDATA()
              throws org.xml.sax.SAXException

SAX Handler that receives notification of the end of CDATA sections

startEntity

public void startEntity(java.lang.String name)
                 throws org.xml.sax.SAXException

SAX Handler that receives notification of the start of entities

endEntity

public void endEntity(java.lang.String name)
               throws org.xml.sax.SAXException

SAX Handler that receives notification of the end of entities

elementDecl

public void elementDecl(java.lang.String name,
                        java.lang.String model)
                 throws org.xml.sax.SAXException

SAX Handler that receives notification of element declarations

attributeDecl

public void attributeDecl(java.lang.String eName,
                          java.lang.String aName,
                          java.lang.String type,
                          java.lang.String valueDefault,
                          java.lang.String value)
                   throws org.xml.sax.SAXException

SAX Handler that receives notification of attribute declarations

internalEntityDecl

public void internalEntityDecl(java.lang.String name,
                               java.lang.String value)
                        throws org.xml.sax.SAXException

SAX Handler that receives notification of internal entity declarations

externalEntityDecl

public void externalEntityDecl(java.lang.String name,
                               java.lang.String publicId,
                               java.lang.String systemId)
                        throws org.xml.sax.SAXException

SAX Handler that receives notification of external entity declarations

fatalError

public void fatalError(org.xml.sax.SAXParseException exception)
                throws org.xml.sax.SAXException

SAX Handler that receives notification of fatal parsing errors

error

public void error(org.xml.sax.SAXParseException exception)
           throws org.xml.sax.SAXException

SAX Handler that receives notification of recoverable parsing errors

warning

public void warning(org.xml.sax.SAXParseException exception)
             throws org.xml.sax.SAXException

SAX Handler that receives notification of warnings

getDocname

public java.lang.String getDocname()

get the document name

atFirstElement

public boolean atFirstElement()

get the document processing state