类不包含用于自动装配的匹配构造函数 [英] Class doesn't contain matching constructor for autowiring
问题描述
我有两个类
public abstract class AbstractDAO<T> {
private final MyExecutor<T> myExecutor;
private final Class<T> clazz;
public AbstractDAO(MyExecutor<T> myExecutor, Class<T> clazz) {
this.myExecutor = myExecutor;
this.clazz = clazz;
}
}
和
@Component
public class MyDAOImpl extends AbstractDAO<Manager> {
private final SessionManager sessionManager;
private final MyExecutor<Manager> myExecutor;
@Autowired
public MyDAOImpl(SessionManager sessionManager, MyExecutor<Manager> myExecutor) {
super(myExecutor, Manager.class);
this.sessionManager = sessionManager;
this.myExecutor= myExecutor;
}
}
抽象类的定义出错说:类不包含用于自动装配的匹配构造函数。
I got an error at the definition of the abstract class saying that: "Class doesn't contain matching constructor for autowiring".
我所做的只是向AbstractDAO的构造函数(即一个类)添加了一个额外的构造函数参数。我之所以需要它,是因为我没有找到一种在运行时从T中检测出来的方法(堆栈流搜索说没有)。
All I did is added an additional constructor parameter to the constructor of AbstractDAO which is a Class. I need this because I didn't find a way to detect this out from T at run time (stackflow search says there isn't one).
我该如何解决?如何传递只能在实现类中确定的类信息?
How can I fix this? How can I pass the Class information which can only be determined in the implementation class?
非常感谢
推荐答案
这是IntelliJ中的错误,已在13.1中修复。 http://youtrack.jetbrains.com/issue/IDEA-120977
This is a bug in IntelliJ that is fixed in 13.1. http://youtrack.jetbrains.com/issue/IDEA-120977
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