org.jaffa.persistence.engines.jdbcengine.interceptor
Class DeleteInterceptor

java.lang.Object
  org.jaffa.persistence.engines.jdbcengine.interceptor.AbstractInterceptor
      org.jaffa.persistence.engines.jdbcengine.interceptor.DeleteInterceptor

public class DeleteInterceptor

extends AbstractInterceptor

This is the Interceptor which deletes Persistent objects from the database.

Constructor Summary

DeleteInterceptor()

Method Summary

Object

invoke(PersistentTransaction pt) Performs the logic associated with deleting Persistent objects from the database.

Methods inherited from class org.jaffa.persistence.engines.jdbcengine.interceptor.AbstractInterceptor

getNextInterceptor, setNextInterceptor

Methods inherited from class java.lang.Object

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

Constructor Detail

DeleteInterceptor

public DeleteInterceptor()

Method Detail

invoke

public Object invoke(PersistentTransaction pt)
              throws UOWException

Performs the logic associated with deleting Persistent objects from the database. This will delete each object in the PersistentTransaction's DELETE collection from the database, utilising the JdbcBridge. It will then pass on the control to the next Interceptor in the chain.

Specified by:

invoke in class AbstractInterceptor

Parameters:

pt - The PersistentTransaction object, on which the Interceptor is to be executed.

Returns:

the output from the next Interceptor in the chain.

Throws:

UOWException - if any error occurs.