@Entity
public class Meeting extends ManagedEntity implements IManagedEntity
{

    @Identifier(generator = IdentifierGenerator.SEQUENCE)
    @Attribute
    protected long meetingId;

    @Attribute
    protected Date startTime;

    @Attribute
    protected Date endTime;

    @Attribute
    protected String description;

    @Attribute
    protected String location;

    @Attribute
    protected String notes;

    // Getters and Setters
}