我正在尝试启动我的框架Spring webapp并使其运行,以便可以开始测试POST请求等。但是,构建器抛出异常:
说明:
位于的字段存储库 com.internal.signing.model.SigningOrder.SigningOrder需要一个bean 类型的 “ com.internal.signing.model.SigningOrder.SigningOrderRepository” 找不到。
操作:
考虑定义一个类型的bean 的“ com.internal.signing.model.SigningOrder.SigningOrderRepository” 您的配置。
我确实有一个com.internal.signing.model.SigningOrder.SigningOrderRepository
班。我应该在什么情况下定义这个bean?我的项目结构定义如下。有一个类似的问题here,但答案不适用于我的情况(或者我认为如此)。
└── com
└── internal
└── signing
├── Application.java
├── controller
│ └── SigningOrderController.java
└── model
└── SigningOrder
├── SigningOrder.java
└── SigningOrderRepository.java
我的SigningOrderController.java
:
package com.internal.signing.controller;
import com.internal.signing.model.SigningOrder.SigningOrder;
import com.internal.signing.model.SigningOrder.SigningOrderRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class SigningOrderController {
@Autowired
private SigningOrderRepository repo;
@PostMapping("/send")
@ResponseBody
public String foo()
{
Iterable<SigningOrder> orders = repo.findAll();
return orders.toString();
}
}
我的SigningOrder.java
:
package com.internal.signing.model.SigningOrder;
import com.internal.signing.model.Notification;
import com.internal.signing.model.Subject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import java.io.Serializable;
import java.util.List;
@Component
@Entity
public class SigningOrder implements Serializable {
@Autowired
private SigningOrderRepository repository;
@GeneratedValue
private int id;
private List<Subject> listOfSubjects;
.
private List<String> authenticationMethods;
private List<String> signingMethods;
private List<Notification> listofNotifications;
//Getters and setters
}
我的SigningOrderRepository.java
:
package com.internal.signing.model.SigningOrder;
import org.springframework.data.repository.CrudRepository;
import org.springframework.stereotype.Service;
@Service //This was a tip in an answer with many upvotes in the linked questions. I have tried with
// "@Repository" annotation as well, but to no avail.
public interface SigningOrderRepository extends CrudRepository<SigningOrder, Integer> {
}
我的Application.java
:
package com.internal.signing;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class Application {
public static void main(String[] args) {
SpringApplication.run(Application.class, args);
System.out.println("In application");
}
}
答案 0 :(得分:1)
更改:
@Component
@Entity
public class SigningOrder implements Serializable {
@Autowired
private SigningOrderRepository repository;
@GeneratedValue
private int id;
private List<Subject> listOfSubjects;
private List<String> authenticationMethods;
private List<String> signingMethods;
private List<Notification> listofNotifications;
//Getters and setters
}
到
@Entity
public class SigningOrder implements Serializable {
@GeneratedValue
private int id;
private List<Subject> listOfSubjects;
private List<String> authenticationMethods;
private List<String> signingMethods;
private List<Notification> listofNotifications;
//Getters and setters
}
您需要扩展Spring Config来添加以下注释:
@EnableJpaRepositories(basePackages = {"com.internal.signing.model"})
@EntityScan(value = {"com.internal.signing.model"})
@SpringBootApplication
public class Application {
public static void main(String[] args) {
SpringApplication.run(Application.class, args);
System.out.println("In application");
}
}