User development, A new message was posted in the thread "IPC JSR 286 complex object as event": http://community.jboss.org/message/530226#530226 Author : antoine seilles Profile : http://community.jboss.org/people/natoine Message: -------------------------------------------------------------- I try to communicate an objetc from a portlet to another using EventPortlet. My event is a serializable object.   I have the following error when testing my portlets : Cause: java.lang.IllegalArgumentException: The provided event value type fr.natoine.annotations_persistence.selection.SelectionHTML does not have a valid jaxb annotation Message: The provided event value type fr.natoine.annotations_persistence.selection.SelectionHTML does not have a valid jaxb annotation My object/event code : @Entity public class SelectionHTML extends Selection {      @Column(name = "SELECTIONHTML_CONTENT")      private String content;        public String getContent() {           return content;      }        public void setContent(String content) {           this.content = content;      } }   SelectionHTML extends Selection : @MappedSuperclass @Table(name = "SELECTION") @Inheritance(strategy = InheritanceType.SINGLE_TABLE) public abstract class Selection implements Serializable {           @Id @GeneratedValue          @Column(name = "SELECTION_ID")          private Long id;           @Column(name = "SELECTION_URL_SOURCE")           private String url_source;           @Column(name = "SELECTION_BEGIN")           private String begin;           @Column(name = "SELECTION_END")           private String end;                      public Selection(){};                      public Long getId() {                return id;           }           public String getUrl_source() {                return url_source;           }           public void setUrl_source(String urlSource) {                url_source = urlSource;           }           public String getBegin() {                return begin;           }           public void setBegin(String begin) {                this.begin = begin;           }           public String getEnd() {                return end;           }           public void setEnd(String end) {                this.end = end;           } }   I use Hibernate Annotations cause i use these classes for persistence.   I declare my event in portlet.xml : <event-definition>           <qname>annotation-selection</qname>           <value-type>fr.natoine.annotations_persistence.selection.Selection</value-type> </event-definition>   And i send my event : SelectionHTML _selection_html = new SelectionHTML(); _selection_html.setUrl_source(request.getParameter("url")); _selection_html.setContent(request.getParameter("text_selection")); _selection_html.setBegin(request.getParameter("xpointer_start")); _selection_html.setEnd(request.getParameter("xpointer_end")); response.setEvent("annotation-selection", _selection_html); -------------------------------------------------------------- To reply to this message visit the message page: http://community.jboss.org/message/530226#530226