我创建了Spring Boot Maven项目,但是我的RequestMapping以及localhost:8080返回了404错误页面。我认为问题在于我的软件包是如何设置的,但我已经尝试了多个问题的解决方案,而且我仍然无法解决错误页面。你们能否指出我如何解决这个问题的正确方向?也许我需要在我的Main类上面添加Component注释?但我试过这个解决方案,错误仍然存在。Spring Boot | localhost:8080显示404错误页面
这里是我的包结构:
/src/main/java
ControllerLayer
UsersController.java
DataAccessLayer
UsersDAL.java
ServiceLayer
UsersService.java
Main
Main.java
Main.java:
@SpringBootApplication(scanBasePackages = {
"/src/main/java/ControllerLayer", "/src/main/java/DataAccessLayer",
"/src/main/java/ServiceLayer" })
public class Main {
public static void main(String[] args) {
SpringApplication.run(Main.class, args);
}
}
UsersController.java:
import Entities.Users;
import ServiceLayer.UsersService;
@RestController
@RequestMapping("/users")
public class UsersController {
@Autowired
private UsersService usersService;
@RequestMapping(value =
"/create/{userId}/{userPassword}/{userAge}/{userEmail}"
+ "/{userFirstName}/{userlastName}", method =
RequestMethod.POST)
public void createUser(@PathVariable("userId")String userId,
@PathVariable("userPassword")String userPassword,
@PathVariable("userAge")int userAge,
@PathVariable("userEmail")String userEmail,
@PathVariable("userFirstName")String userFirstName,
@PathVariable("userLastName")String userLastName) {
usersService.createUser(new Users(userId, userPassword,
userAge, userEmail, userFirstName, userLastName));
}
}
UserService.java
import DataAccessLayer.UsersDAL;
import Entities.Users;
@Service
public class UsersService {
@Autowired
private UsersDAL usersDAL;
public void createUser(Users user) {
usersDAL.createUser(user);
}
}
级
的pom.xml:
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0
http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>xProjectAlpha</groupId>
<artifactId>org.htech.xProjectAlpha</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.2.RELEASE</version>
</parent>
<properties>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId>
<version>5.2.9.Final</version><!--$NO-MVN-MAN-VER$-->
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>
</project>
您需要从'scanBasePackages'删除'/ src目录/主/ JAVA /'然后是什么你想的网址是什么? – developer
如果我删除/ src/main/java,Spring会抛出一个UnsatisfiedDependencyException:创建名为'usersController'的bean时出错:通过字段'usersService'表示的不满意的依赖关系。我使用的URL只是localhost:8080/users –
你可以在上面的类中添加你的包名吗? – developer