UsageDAO

Class Overview

Created by IntelliJ IDEA. User: brian Date: Aug 7, 2009 Time: 3:14:34 PM To change this template use File | Settings | File Templates.

Summary

[Expand] Inherited Methods

From interface vars.DAO abstract void close() abstract void commit() abstract void endTransaction() abstract boolean equalInDatastore(Object thisObj, Object thatObj) True if the to objects represent the same object in the datastore. abstract <T> T find(T object) Retrieves the object from the datastore. abstract List findByNamedQuery(String name) Executes a named query that does not take any parameters abstract List findByNamedQuery(String name, Map<String, Object> namedParameters) Executes a named query using a map of named parameters abstract <T> T findByPrimaryKey(Class<T> clazz, Object primaryKey) abstract EntityManager getEntityManager() abstract boolean isPersistent(Object entity) Checks to see if the given object is persisted in the databas abstract void loadLazyRelations(Object entity) Many one-to-many relations are lazy loaded in JPA. abstract <T> T merge(T object) abstract void persist(Object object) abstract void remove(Object object) abstract void startTransaction()