Configuration method of custom entity package in JPA framework

This article mainly explains "the configuration method of JPA framework custom entity package", interested friends may wish to have a look. The method introduced in this paper is simple, fast and practical. Next let the editor to take you to learn the "JPA framework custom entity package configuration method" it!

Generally speaking, there are two main setting methods, and the second one is the most priority.

1. Annotation mode

@ org.springframework.boot.autoconfigure.domain.EntityScan (basePackages = {"your bag"})

two。 Custom initialization class. The default implementation of JPA is hibernate, which is delegated to an initializer bean name= entityManagerFactoryPrimary:

@ Primary @ Bean (name = "entityManagerFactoryPrimary") public LocalContainerEntityManagerFactoryBean entityManagerFactoryPrimary (org.springframework.boot.orm.jpa.EntityManagerFactoryBuilder builder) {return builder .DataSource (primaryDataSource) .properties (getVendorProperties ()) .persistent ("your package") / / sets the location of the entity class .persistenceUnit ("primaryPersistenceUnit") .build ();}

The second method is the first, and if the second is used, the first annotation will be ignored and the annotation will be invalid.

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