oracle.jbo.mom.xml
Interface PersistentDefinition

All Known Subinterfaces:

DefPersistable

public interface PersistentDefinition

Method Summary

java.lang.String	getXMLElementTag() Returns a piece of static info for the type of object this is invoked upon.
void	writeChildren(DefWriter jos) Writes the Object's children to the Persistent storage
void	writeContents(DefWriter jos) Objects should write their persistence output in this method
void	writeObject(DefWriter jos) Objects should write their persistence output in this method

Method Detail

writeObject

public void writeObject(DefWriter jos)
                 throws DefPersistenceException

Objects should write their persistence output in this method

Parameters:

jos - the Output storage for persistence

Throws:

DefPersistenceException

writeContents

public void writeContents(DefWriter jos)
                   throws DefPersistenceException

Objects should write their persistence output in this method

Parameters:

jos - the Output storage for persistence

Throws:

java.lang.Error - in writing the Object's contents to Persistent Storage

DefPersistenceException

writeChildren

public void writeChildren(DefWriter jos)
                   throws DefPersistenceException

Writes the Object's children to the Persistent storage

Parameters:

jos - the Output storage for persistence

Throws:

java.lang.Error - in writing the Object's Children to the storage

DefPersistenceException

getXMLElementTag

public java.lang.String getXMLElementTag()

Returns a piece of static info for the type of object this is invoked upon. Examples are PreparedStatements for insert, update, delete, and String containing a base the select statement for retrieving instances of this type through the SQLInputStream

Returns:

returns the Statement required to store in Persitent Storage. Incase of XML, it just returns the String. In the case of SQL a JDBC PreparedStatement is returned.