else if(value instanceof IntegerValue)
ret=new EIntValue(((IntegerValue)value).value());
else if(value instanceof LongValue)
ret=new ELongValue(((LongValue)value).value());
else if(value instanceof ShortValue)
ret=new EShortValue(((ShortValue)value).value());
JPAManager.getJPAManager().getEntityManager().persist(ret);
return ret;
}