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21-30 of 200Refresh
Tutorial
10

Step 3: Define an EJB Session Bean

transaction begin and commit. The next step is adding a Servlet Class that will serve as the application controller.
Tutorial
10

Step 4: Add a Servlet Class

) { em.getTransaction().begin(); em.persist(new Guest(name
Tutorial
10

Step 4: Add a Servlet Class

.getParameter("name"); if (name != null) { em.getTransaction().begin
JDO Doc
7

javax.jdo.Transaction

may only be used with bean-managed transaction semantics. Since: JDO 1.0 void begin() Begin a transaction. Begin a transaction. The type of transaction is determined by the setting of the Optimistic ... to their values as of the beginning of the transaction, and the instances revert to transient
Forum
5

EntityManager.refresh takes a long time

(Level.INFO, "begin select for person " + new Date().toString());                TypedQuerybegin refresh for person = " +             person + "  "+ new Date().toString());         em ... + "  "+ new Date().toString());     }   INFO: begin select for person Thu Aug 08 19:39:45 GMT+04
JDO Doc
4

javax.jdo.PersistenceManagerFactory

, fields of newly persistent instances are restored to their values as of the beginning ... of primitive types and immutable reference types are restored to their values as of the beginning
JDO Doc
4

javax.jdo.spi.PersistenceCapable

, this method returns the object id as of the beginning of the current transaction. Returns: a copy of the ObjectId of this instance as of the beginning of the transaction. Since: JDO 1.0
JDO Doc
4

jdoGetObjectId()

the transaction, this method returns the object id as of the beginning of the current transaction. Returns: a copy of the ObjectId of this instance as of the beginning of the transaction. Since: JDO 1.0
JDO Doc
4

setRestoreValues(restoreValues)

instances are restored to their values as of the beginning of the transaction, and the instances revert ... types are restored to their values as of the beginning of the transaction. If false, at rollback
JDO Doc
4

setRestoreValues(restoreValues)

Method javax.jdo.Transaction void setRestoreValues(   boolean restoreValues ) If true, at rollback, fields of newly persistent instances are restored to their values as of the beginning ... of primitive types and immutable reference types are restored to their values as of the beginning