THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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The above @PersistenceUnit annotation usage is 100% equivalent to the following xml.
| Code Block | ||||||
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<persistence-unit-ref>
<persistence-unit-ref-name>org.superbiz.calculator.MyBean/myBarEntityManagerFactory</persistence-unit-ref-name>
<persistence-unit-name>bar-unit</persistence-unit-name>
<persistence-unit-type>Transaction</persistence-unit-type>
<injection-target>
<injection-target-class>org.superbiz.calculator.MyBean</injection-target-class>
<injection-target-name>myBarEntityManagerFactory</injection-target-name>
</injection-target>
</persistence-unit-ref>
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The above @PersistenceUnit annotation usage is 100% equivalent to the following xml.
| Code Block | ||||||
|---|---|---|---|---|---|---|
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<persistence-unit-ref>
<persistence-unit-ref-name>myFooEntityManagerFactory</persistence-unit-ref-name>
<persistence-unit-name>foo-unit</persistence-unit-name>
<persistence-unit-type>Transaction</persistence-unit-type>
</persistence-unit-ref>
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