Java/Hibernate: generate universally a unique object ID with ORM/Hibernate persistence layer
In most applications, it is necessary to generate universally a unique object ID. Often, this information which is used like primary key in database, is generated via an Oracle sequencer or procedure. And its value is not really predictable. So, here, an simple solution used in an application with a layer ORM (object-relational mapping) like Hibernate: First, it's singleton ...more»