spring + toplink+jpa + dao step by step
TRANSCRIPT
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Persistence.xml
Persistence
EntityManagerFactory
Query
EntityManager
Transaction
persist()find()merge()delete()
EntityManagerFactoryBean
JpaTemplate
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EntityManagerFactoryBean
JpaDaoSupport
JpaTemplate
Injected into
EmployeeDAO IEmployeeDAO
extends
implements
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inject into
inject into
inject into
assign persistenceUnitName
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