MySQL 数据库表:
类如下:问题是如何处理crud存储库中的对象,因为那里没有这样的现有功能。那么如何覆盖现有的。
@RequestMapping(value = "/find", method = RequestMethod.POST)
@ResponseBody
public User getUser(@RequestBody UserFormDto userForm) {
Holder h = new Holder();
h.setName(userForm.getName());
h.setEmail(userForm.getEmail());
return userRepository.findOne(h);//holder);
}
package hello;
public class Holder {
private String name;
private String email;
public class Holder {
private String name;
private String email;
public Holder(){
}
public Holder(String name, String email) {
super();
this.name = name;
this.email = email;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}}
UserFormDto 将数据传递给 Holder。
package hello;
import javax.validation.constraints.Min;
import javax.validation.constraints.Pattern;
import org.hibernate.validator.constraints.NotBlank;
import org.hibernate.validator.constraints.NotEmpty;
public class UserFormDto {
private String name;
private String email;
public UserFormDto(String name, String email) {
super();
this.name = name;
this.email = email;
}
public UserFormDto() {
super();
// TODO Auto-generated constructor stub
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}}
package hello;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.CrudRepository;
public interface UserRepository extends CrudRepository<User, Long> {
// User findOne(Holder h);}
现在我应该如何使用 crudRepository?任何帮助将不胜感激。
最佳答案
Spring Data 支持根据 CrudRepository
中的方法名自动构建查询(参见 Query Creation )
向它添加一个 findByIdAndEmail
方法,它应该可以工作(请注意,我没有看到同时搜索 id 和另一个字段的意义,除非你的 id 不是PK):
public interface UserRepository extends CrudRepository<User, Long> {
List<User> findByIdAndEmail(Long id, String email);
}
关于java - 我必须在 Spring boot 中使用 POST 方法(Restfull)从 MySQL Db 表中搜索 where 子句中的多个参数?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/45160108/