我知道ResultBinding当尝试验证一个表单(获取请求)时,我也知道@Valid当尝试验证一个请求体时,但我不知道验证multipartForm请求参数。我有一个多部分表单,请求参数@RequestParam("model") String userJson
是我的User.class的JSON字符串表示。当我将JSON转换为对象时,
User user = new Gson().fromJson(userJson, User.class);
如何检查用户类中的参数是否满足要求,例如(电子邮件有'@'或名字没有数字值)?
这是我的代码,控制器:
@RequestMapping(value = "/signup", method = RequestMethod.POST)
public ResponseEntity<ResponseModel> SignUp(@RequestParam("file") MultipartFile file, @RequestParam("model") String userJson, RedirectAttributes redirectAttributes){
User tempSavedUser = new User();
try {
if (file.isEmpty()) {
redirectAttributes.addFlashAttribute("message", "Please select a file to upload");
responseModel.setIsSuccessful(false).setResponseMessage("Please select an image to upload");
return new ResponseEntity<>(responseModel, HttpStatus.CREATED); // return response to client.
}
User user = new Gson().fromJson(userJson, User.class);
tempSavedUser = this.defaultUserDAOService.saveUser(user);
responseModel.setIsSuccessful(true);
responseModel.setResponseMessage("Registration was successful, Please check your mail for an account activation link");
return new ResponseEntity<ResponseModel>(responseModel, HttpStatus.CREATED);
}
这是要执行以下操作的用户类:
@Table(name = "Users")
public class User extends DefaultEntity {
@Column(name = "FirstName")
@NotNull(message = "Enter a FirstName")
private String firstName;
@Column(name = "LastName")
@NotBlank(message = "Enter a LastName")
private String lastName;
@Column(unique = true,name = "UserName")
@NotBlank(message = "Enter a UserName")
private String userName;
@Column(unique = true, name = "Email")
@NotBlank(message = "Please enter an Email address")
@Email(message = "Enter a valid Email")
private String email;
@Column(name = "Password")
@NotBlank(message = "Enter a Password")
private String password;
@Enumerated(EnumType.STRING)
@Column(name = "Gender")
private Gender gender;
@Column(name = "Address")
@NotBlank(message = "Please enter your Home Address")
private String address;
@Column(name = "Country")
@NotBlank(message = "Please enter your Country")
private String country;
@Column(name = "Picture")
private String picture;
@Column(unique = true, name = "PhoneNumber") //make this accept only numbers
private String phoneNumber;
@Column(name = "Bio")
private String bio;
@Enumerated(EnumType.STRING)
@Column(name = "OnlineStatus")
private OnlineStatus onlineStatus;
@Enumerated(EnumType.STRING)
@Column(name = "UserType")
private UserType userType;
@Column(name = "Money")
private double money;
//@MapsId()
@OneToOne(cascade = CascadeType.ALL, fetch = FetchType.EAGER)
@JoinColumn(name = "playerstats")
private PlayerStats playerStats;
//columnDefinition = "tinyint default false"
@Column(name = "locked",columnDefinition = "BOOL default false")
private Boolean locked;
@Transient
private MultipartFile file;
public String getFirstName() {
return firstName;
}
public User setFirstName(String firstName) {
this.firstName = firstName;
return this;
}
public String getLastName() {
return lastName;
}
public User setLastName(String lastName) {
this.lastName = lastName;
return this;
}
public String getUserName() {
return userName;
}
public User setUserName(String userName) {
this.userName = userName;
return this;
}
public String getEmail() {
return email;
}
public User setEmail(String email) {
this.email = email;
return this;
}
public String getPassword() {
return password;
}
public User setPassword(String password) {
this.password = password;
return this;
}
public Enum.Gender getGender() {
return gender;
}
public User setGender(Enum.Gender gender) {
this.gender = gender;
return this;
}
public String getAddress() {
return address;
}
public User setAddress(String address) {
this.address = address;
return this;
}
public String getCountry() {
return country;
}
public User setCountry(String country) {
this.country = country;
return this;
}
public String getPicture() {
return picture;
}
public User setPicture(String picture) {
this.picture = picture;
return this;
}
public String getBio() {
return bio;
}
public User setBio(String bio) {
this.bio = bio;
return this;
}
public Enum.OnlineStatus getOnlineStatus() {
return onlineStatus;
}
public User setOnlineStatus(Enum.OnlineStatus onlineStatus) {
this.onlineStatus = onlineStatus;
return this;
}
public Enum.UserType getUserType() {
return userType;
}
public User setUserType(Enum.UserType userType) {
this.userType = userType;
return this;
}
public double getMoney() {
return money;
}
public User setMoney(double money) {
this.money = money;
return this;
}
public String getPhoneNumber() {
return phoneNumber;
}
public User setPhoneNumber(String phoneNumber) {
this.phoneNumber = phoneNumber;
return this;
}
public MultipartFile getFile() {
return file;
}
public User setFile(MultipartFile file) {
this.file = file;
return this;
}
public PlayerStats getPlayerStats() {
return playerStats;
}
public User setPlayerStats(PlayerStats playerStats) {
this.playerStats = playerStats;
return this;
}
public Boolean getLocked() {
return locked;
}
public void setLocked(Boolean locked) {
this.locked = locked;
}
}
1条答案
按热度按时间8yparm6h1#
为了使用spring验证多部分表单,您可以采用以下方法:
1.添加依赖项
如:
2.创建Web配置:
3.创建从
AbstractAnnotationConfigDispatcherServletInitializer
扩展的WebInitializer类1.创建您的模型
5.创建一个Validator来验证文件
1.在资源文件夹下的www.example.com端添加验证错误消息application.properties
1.开发控制器
更多信息:
https://memorynotfound.com/spring-mvc-file-upload-example-validator/http://websystique.com/springmvc/spring-mvc-4-fileupload-download-hibernate-example/http://javainsimpleway.com/spring-mvc-file-upload-with-validation/