e scope and classpath of this loader is exactly the
 same as that of the loader returned by <a href="#getClassLoader()"><code>getClassLoader()</code></a>. None of the classes loaded
 by this class loader will be visible to application
 components. The provider may only use this ClassLoader within
 the scope of the <a href="PersistenceProvider.html#createContainerEntityManagerFactory(jakarta.persistence.spi.PersistenceUnitInfo,java.util.Map)"><code>PersistenceProvider.createContainerEntityManagerFactory(jaka