无法使用Java+春季引导
我正在关注 this YouTube上的教程。
在视频中的大约53分钟点,我会遇到错误。使用Postman测试我的数据库,试图将某些内容发布到我的数据库时,我会遇到500个错误。 Get工作正常,我可以看到我的(空)DB,但是当我尝试添加新条目时,我会发现错误。
在Intellij中逐步浏览我的代码,我看到以下错误:
没有这样的实例字段:'requestActive'
和
org.hibernate.exception.genericjdbcexception:无法执行语句
我是java的新手,不知道有什么问题,因为我几乎完全关注了教程。我所做的唯一更改是在任何地方都使用“电影”一词,而不是“员工”,因为我将在完成后将应用程序更改为有些不同的事情。
模型
public class Movie implements Serializable {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(nullable = false, updatable = false)
private Long id;
private String name;
private String email;
private String jobTitle;
private String phone;
private String imageUrl;
@Column(nullable = false, updatable = false)
private String movieCode;
repo
public interface MovieRepo extends JpaRepository<Movie, Long> {
void deleteMovieById(Long id);
Optional<Movie> findMovieById(Long id);
}
服务
public Movie addMovie(Movie movie){
movie.setMovieCode(UUID.randomUUID().toString());
return movieRepo.save(movie);
}
控制器
@RestController
@RequestMapping("/movie")
public class MovieResource {
private final MovieService movieService;
public MovieResource(MovieService movieService) {
this.movieService = movieService;
}
...
@PostMapping("/add")
public ResponseEntity<Movie> addMovie(@RequestBody Movie movie){
Movie newMovie = movieService.addMovie(movie);
return new ResponseEntity<>(newMovie, HttpStatus.CREATED);
}
这是GitHub上的整个项目(到目前为止): https://github.com/nathanreinauer/nathanreinauer/genspark/genspark/genspark/genspark/tree/mmoveemant/mmoveemanagemanagemanagemanager
I'm following this tutorial on YouTube.
At about the 53 minute point in the video, I'm getting an error. Using Postman to test my DB, I get a 500 error when trying to POST something to my DB. The GET works fine, and I can see my (empty) DB but when I try to add a new entry, I get the error.
Stepping through my code in IntelliJ I see the following errors:
no such instance field: 'requestActive'
and
org.hibernate.exception.GenericJDBCException: could not execute statement
I'm new to Java and have no idea what's wrong, as I'm following the tutorial almost exactly. The only changes I've made is using the word "Movie" instead of "Employee" everywhere because I'm going to change the application to something a little different when I'm finished.
Model
public class Movie implements Serializable {
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(nullable = false, updatable = false)
private Long id;
private String name;
private String email;
private String jobTitle;
private String phone;
private String imageUrl;
@Column(nullable = false, updatable = false)
private String movieCode;
Repo
public interface MovieRepo extends JpaRepository<Movie, Long> {
void deleteMovieById(Long id);
Optional<Movie> findMovieById(Long id);
}
Service
public Movie addMovie(Movie movie){
movie.setMovieCode(UUID.randomUUID().toString());
return movieRepo.save(movie);
}
Controller
@RestController
@RequestMapping("/movie")
public class MovieResource {
private final MovieService movieService;
public MovieResource(MovieService movieService) {
this.movieService = movieService;
}
...
@PostMapping("/add")
public ResponseEntity<Movie> addMovie(@RequestBody Movie movie){
Movie newMovie = movieService.addMovie(movie);
return new ResponseEntity<>(newMovie, HttpStatus.CREATED);
}
Here is the whole project (so far) on Github:
https://github.com/nathanreinauer/GenSpark/tree/master/moviemanager
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