Package com.orientechnologies.orient.object.jpa.parsing

Class JPAHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

com.orientechnologies.orient.object.jpa.parsing.JPAHandler

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler

public class JPAHandler
extends DefaultHandler

This code is responsible for parsing the persistence.xml into PersistenceUnits

Constructor Summary

Constructors

Constructor	Description
JPAHandler(URL persistenceXmlRoot, JPAVersion jpaVersion)	Create a new JPA Handler for the given persistence.xml

Method Summary

Modifier and Type	Method	Description
void	characters(char[] ch, int start, int length)	Collect up the characters, as element's characters may be split across multiple calls.
void	endElement(String uri, String localName, String name)
void	error(SAXParseException spe)	We throw this exception to be caught further up and logged as an error there
Collection<OJPAPersistenceUnitInfo>	getPersistenceUnits()
void	startElement(String uri, String localName, String name, Attributes attributes)

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

endDocument, endPrefixMapping, 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

Methods inherited from interface org.xml.sax.ContentHandler

declaration

Constructor Details

JPAHandler

public JPAHandler(URL persistenceXmlRoot,
 JPAVersion jpaVersion)

Create a new JPA Handler for the given persistence.xml

Parameters:

persistenceXmlRoot -

jpaVersion - the version of the JPA schema used in the xml

Method Details

startElement

public void startElement(String uri,
 String localName,
 String name,
 Attributes attributes)
                  throws SAXException

Specified by:

startElement in interface ContentHandler

Overrides:

startElement in class DefaultHandler

Throws:

SAXException

endElement

public void endElement(String uri,
 String localName,
 String name)
                throws SAXException

Specified by:

endElement in interface ContentHandler

Overrides:

endElement in class DefaultHandler

Throws:

SAXException

characters

public void characters(char[] ch,
 int start,
 int length)
                throws SAXException

Collect up the characters, as element's characters may be split across multiple calls. Isn't SAX lovely...

Specified by:

characters in interface ContentHandler

Overrides:

characters in class DefaultHandler

Throws:

SAXException

error

public void error(SAXParseException spe)
           throws SAXException

We throw this exception to be caught further up and logged as an error there

Specified by:

error in interface ErrorHandler

Overrides:

error in class DefaultHandler

Throws:

SAXException

getPersistenceUnits

public Collection<OJPAPersistenceUnitInfo> getPersistenceUnits()

Returns:

The collection of persistence units that we have parsed