InMemDB.java 文件源码

static EntityManagerFactory init() {

        try {
            Map<String, Object> props = new HashMap<>();

            props.put("javax.persistence.jdbc.driver", "org.h2.Driver");
            props.put("javax.persistence.jdbc.url", "jdbc:h2:mem:test"); // in-memory db
            props.put("javax.persistence.schema-generation.database.action", "drop-and-create"); // create brand-new db schema in memory
            props.put("hibernate.dialect", "org.hibernate.dialect.H2Dialect");
            props.put("hibernate.show_sql", "false"); // Set this to true to debug any DB failures
            props.put("hibernate.hbm2ddl.halt_on_error", Boolean.TRUE); // Cause test to fail in case of any errors during db creation


            emf = Persistence.createEntityManagerFactory("osc-server", props);

            return emf;

        } catch (Throwable ex) {
            System.out.println("Initial SessionFactory creation failed." + ex);
            throw new ExceptionInInitializerError(ex);
        }
    }