@SuppressWarnings("unchecked")
protected boolean setValueFromResultSet(Object obj, ResultSet rs) throws SQLException {
Object value = rs.getObject(this.getColumnName());
if (value != null) {
try {
T bean = dao.newEntityInstance();
FieldUtils.writeField(bean, dao.getPKColumn().getFieldName(), value, true);
if (preFetch) {
Class<T> beanClass = dao.getEnitityClass();
bean = DBContext.getDAO(beanClass).queryByPK(DBContext.getContext(), bean);
} else {
Enhancer enhancer = new Enhancer();
enhancer.setSuperclass(beanClass);
enhancer.setCallback(new DBObjectProxy<T>(pkColumn, obj, bean, getFieldName()));
bean = (T) enhancer.create();
FieldUtils.writeField(bean, dao.getPKColumn().getFieldName(), value, true);
}
FieldUtils.writeField(obj, getFieldName(), bean, true);
return true;
} catch (Exception e) {
throw new RuntimeException(e);
}
} else {
return false;
}
}
@SuppressWarnings("unchecked")
protected void setListValue(Object obj) {
List<T> list = null;
DBCondition condition = fkColumn.equalsTo(obj);
if (preFetch) {
list = dao.query(DBContext.getContext(), condition);
} else {
Enhancer enhancer = new Enhancer();
enhancer.setSuperclass(ArrayList.class);
enhancer.setCallback(new DBListProxy<T>(obj, beanClass, getFieldName(), condition));
list = (List<T>) enhancer.create();
}
try {
FieldUtils.writeField(obj, getFieldName(), list, true);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
