我在修改继承的代码时不断出现一个奇怪的“找不到标记”错误,这让我感到困惑。
我已经进行了三次检查,但迄今为止找不到代码中的任何问题。我正在Netbeans 7.0.1中构建它。值得一提的是,当我构建时,我会收到此错误,但我可以无任何问题地运行Web应用程序(但目前为止)。但我担心这可能会在以后带来麻烦。
我刚刚注意到,在CompanyDAO类的文件树中,上面有一些类似命名的文件,格式为:CompanyDAO$ChildType#.class(#对应一个数字)。我猜它没有重新编译类以生成我添加的额外子类型。我该如何处理?
//======= Error =========
Compiling 1 source file to /Users/Inprimus/Projects/Workspace/Soft/build/web/WEB-INF/classes
/Users/Inprimus/Projects/Workspace/Soft/WebContent/WEB-INF/classes/fr/service/CarPeer.java:49: cannot find symbol
symbol : method addCarToCompany(java.lang.Long,fr.model.company.Car)
location: class fr.dao.CompanyDAO
cmpDAO.addCarToCompany(idCompany,car);
^
1 error
汽车对等网络:
package fr.service;
import fr.model.company.Car;
import fr.dao.CompanyDAO;
import fr.dao.CarDao;
public class CarPeer {
private static CarDao carDAO= new CarDao();
private static CompanyDAO cmpDAO = new CompanyDAO();
public static void storeCar(Long idCompany, Car car) throws UserServiceException, Exception {
try {
cmpDAO.addCarToCompany(idCompany,car);
System.out.println("Car stored : "+car.toString()+" in "+idCompany);
carDAO.storeCar(car);
} catch(DAOException ex) {
throw new UserServiceException(ex.getMessage(), ex);
}
}
}
CompanyDao:
package fr.dao;
import fr.model.accounting.Cost;
import fr.model.company.Car;
public class CompanyDAO extends GenericDAO<Company> {
private enum ChildType {
COST{
public void addChildToCompany(Company company, Object child) {
company.addCost((Cost)child);
}
},
CAR{
public void addChildToCompany(Company company, Object child) {
company.addCar((Car)child);
}
};
public abstract void addChildToCompany(Company company, Object child);
}
private void addChildToCompany(Long idCompany, Object child, ChildType type) throws NotFoundDAOException, AlreadyExistDAOException, Exception {
try {
// Begin unit of work
Session session = HibernateUtil.getSessionFactory().getCurrentSession();
session.beginTransaction();
Company company = (Company) session.load(Company.class, idCompany);
type.addChildToCompany(company, child);
session.flush();
// End unit of work
session.getTransaction().commit();
} catch (ObjectNotFoundException ex) {
HibernateUtil.getSessionFactory().getCurrentSession().getTransaction().rollback();
throw new NotFoundDAOException("Identified object " + idCompany
+ " doesn't exist in database", ex);
} catch (ConstraintViolationException ex) {
HibernateUtil.getSessionFactory().getCurrentSession().getTransaction().rollback();
throw new AlreadyExistDAOException("The new identity already exsits in database", ex);
} catch (Exception ex) {
ex.printStackTrace();
HibernateUtil.getSessionFactory().getCurrentSession().getTransaction().rollback();
throw new Exception(ex);
}
}
public CompanyDAO() {
super(Company.class);
}
public void addCarToCompany(Long idCompany, Car car) throws NotFoundDAOException, AlreadyExistDAOException, Exception {
addChildToCompany(idCompany, car, ChildType.CAR);
}
}
我已经进行了三次检查,但迄今为止找不到代码中的任何问题。我正在Netbeans 7.0.1中构建它。值得一提的是,当我构建时,我会收到此错误,但我可以无任何问题地运行Web应用程序(但目前为止)。但我担心这可能会在以后带来麻烦。
我刚刚注意到,在CompanyDAO类的文件树中,上面有一些类似命名的文件,格式为:CompanyDAO$ChildType#.class(#对应一个数字)。我猜它没有重新编译类以生成我添加的额外子类型。我该如何处理?