Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.
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to software source code, documentation source, and configuration files. "Object" form shall mean any form
: persistenceUnitName - the name of the persistence unit Returns: the factory that creates EntityManagers configured ... of these properties override any values that may have been configured elsewhere. Returns: the factory that creates EntityManagers configured according to the specified persistence unit. Since: JPA 1.0
with a default persistence unit (that will be configured later). If the Finish button is disabled
the previous step). The next step (and the last in this tutorial) is setting the Spring XML configuration.
entity class will represents guests in the database. We also need to configure JPA by setting a META-INF
connection only when the server configuration allows anonymous access to the database. If not specified
. PersistenceManagerFactory instances may be configured and serialized for later use. They may be stored via JNDI and looked up and used later. Any properties configured will be saved and restored ... be configured. If the ConnectionFactory property is set (non-null) then all other Connection properties
Static Method javax.jdo.JDOHelper PersistenceManagerFactory getPersistenceManagerFactory() Get the anonymous PersistenceManagerFactory configured via the standard configuration file resource "META-INF/jdoconfig.xml", using the current thread's context class loader to locate the configuration file
are considered to be configuration methods and can only be called when the PersistenceManagerFactory is configurable (before the first time getPersistenceManager is called). Parameters: listener - the listener instance to be removed Since: JDO 2.0
Static Method javax.jdo.JDOHelper PersistenceManagerFactory getPersistenceManagerFactory( ClassLoader pmfClassLoader ) Get the anonymous PersistenceManagerFactory configured via the standard configuration file resource "META-INF/jdoconfig.xml", using the given class loader. Parameters