Spring notes(六) － DAO and ORMapping support

Spring provides all kinds of DAO layers:

JdbcDaoSupport: you can get JdbcTemplate.
HibernateDaoSupport:you can get hibernateTemplate and SessionFactory
JdoDaoSupport: you can get jdoTemplate and PersistenceManagerFactory
JpaDaoSupport: you can get jpaTemplate and EntityManagerFactory
SqlMapDaoSupport: you can get sqlMapDaoTemplate and SqlMapClient

So, you can extend these XxxDaoSupport to expose CRUD APIs.
In spring applicationContext.xml, you should inject Datasource, SessionFactory, PersistenceManagerFactory, EntityManagerFactory, SqlMapClient bean to [...]

By javafuns on March 18, 2008 at 23:35 · Views: 1,264 · Permalink · 2 Comments
Categorized in: Design Patterns, Java · Tagged with: , ,

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