GenericEntityObjectFactory


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14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
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18  * License along with this software; if not, write to the Free
19  * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20  * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21  */
22  package org.jboss.ejb;
23  
24  import java.util.Collection  ;
25  import java.util.Iterator  ;
26  import java.util.List  ;
27  import java.util.ArrayList  ;
28  
29  /**
30   * Entity EJBObject and EJBLocalObject proxy factories implement this generic interface.
31   * The getEntityEJBObject method returns either EJBObject or EJBLoadlObject.
32   *
33   * @author <a HREF="mailto:alex@jboss.org">Alexey Loubyansky</a>
34   * @version <tt>$Revision: 37459 $</tt>
35   */
36  public interface GenericEntityObjectFactory
37  {
38     Object   getEntityEJBObject(Object   id);
39  
40     class UTIL
41     {
42        private UTIL()
43        {
44        }
45  
46        public static Collection   getEntityCollection(GenericEntityObjectFactory factory, Collection   ids)
47        {
48           List   result = new ArrayList  ();
49           if(!ids.isEmpty())
50           {
51              for(Iterator   i = ids.iterator(); i.hasNext();)
52              {
53                 result.add(factory.getEntityEJBObject(i.next()));
54              }
55           }
56           return result;
57        }
58     }
59  }
60
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