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Entity listener - event instead of object

" version of object stored in database. I can't find the nice way to use EntityManager in EntityListener ... ; activities; This way I can add events to given object without using EM to persist new object ... ;        Object oldPropValue = null;      

ClassCastException of same object type

objects and retrieving objects ok in the main project. However, when I make a plugin for the project, the new objects are persisted but not retrieved. I get the following error: java ... .sportscoring.ssv.xc.core.XCCompetitorCount The object "org.sportscoring.ssv.xc.core

Time Sequence Object Command DB

We ( have a time-sequential object command database.  I ... object, change object (fields), delete object, and object-method execution commands.   Method commands are generally used to trigger creation of transient objects.  The database

UserException - Object User#2 belongs to another EntityManager

execution, which runs a NamedQuery: com.objectdb.o.UserException - Object 'com.pingushare.entity ... . zmirc Mircea Chirac This exception is thrown only when mixing entity objects ... its own space of managed objects, and a managed object of one EntityManager

OutofMemory error with Object DB 2.0

200 records and then the same transaction object from the same PersistentManager is used ... of the application it will show what objects fill the heap. But one possible reason for  ... , and impossible in ObjectDB 1.x). In that case, new objects are not released on commit

Searching lists within objects

showing my issue. Pretty much I want to search using cb.isMember passing an object. This however does ... using objectids, which means you can only match isMember if you have a database object. This does not help as I'm never going to have the real object at search time. Trying to use join

GWT RPC is throwing serialization exception when I have object db date value

this SerializationPolicy or its Class object could not be loaded. For security purposes, this type will not ... >  I have implemented serializarion for all of mine Data Transfer Object. But still I am getting this error. Note: (In gwt RPC you cannot use the Entity objects, You need

collection of embedded objects

objects in collections, compared to @Entity? 2. If you have a large nested collection of @Embedded objects, and you remove ... > 3. Is searching through collections of @Embedded objects

2.7.3_03 Erroneous "Attempt to modify a primary key of a managed object"

to modify a primary key of a managed object", but my application is not trying to change the primary key ... ;StringIdentity to represent object IDs externally when a combination of class + primary key is needed ... /restore the object into/out of the database.  Another user might try to navigate and enter

Object comparation never matches

Hi! I'm trying to compare 2 identical objects in SELECT with no success ... > Which is a part of Customer object: @MappedSuperclass @NamedQueries ... Serializable {     Object principal; The entity is: