public JtaQuery(EntityManager entityManager,
    Query query) 
{
        this.entityManager = entityManager;
        this.query = query;
}

 public int executeUpdate() 
{
        try {
            return query.executeUpdate();
        } finally {
            entityManager.close();
        }
}

 public List getResultList() 
{
        try {
            return query.getResultList();
        } finally {
            entityManager.close();
        }
}

 public Object getSingleResult() 
{
        try {
            return query.getSingleResult();
        } finally {
            entityManager.close();
        }
}

 public Query setFirstResult(int i) 
{
        query.setFirstResult(i);
        return this;
}

 public Query setFlushMode(FlushModeType flushModeType) 
{
        query.setFlushMode(flushModeType);
        return this;
}

 public Query setHint(String s,
    Object o) 
{
        query.setHint(s, o);
        return this;
}

 public Query setMaxResults(int i) 
{
        query.setMaxResults(i);
        return this;
}

 public Query setParameter(String s,
    Object o) 
{
        query.setParameter(s, o);
        return this;
}

 public Query setParameter(int i,
    Object o) 
{
        query.setParameter(i, o);
        return this;
}

 public Query setParameter(String s,
    Date date,
    TemporalType temporalType) 
{
        query.setParameter(s, date, temporalType);
        return this;
}

 public Query setParameter(String s,
    Calendar calendar,
    TemporalType temporalType) 
{
        query.setParameter(s, calendar, temporalType);
        return this;
}

 public Query setParameter(int i,
    Date date,
    TemporalType temporalType) 
{
        query.setParameter(i, date, temporalType);
        return this;
}

 public Query setParameter(int i,
    Calendar calendar,
    TemporalType temporalType) 
{
        query.setParameter(i, calendar, temporalType);
        return this;
}