Spring Data Jpa 查询返回自定义对象

转载请注明出处:http://www.wangyongkui.com/java-jpa-query。

今天使用Jpa遇到一个问题,发现查询多个字段时返回对象不能自动转换成自定义对象。代码如下:

//User 实体对象
@Entity
@Table(name="t_user")
public class User {
    private Integer id;
    private String name;
    public Integer getId() {
        return id;
    }
    public void setId(Integer id) {
        this.id = id;
    }
    public Strng getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
}
package com.project.user.dto
//查询返回对象
public class UserDto{
    private Integer count;
    private String name;
    public UserDto(Integer count, String name) {
        this.count = count;
        this.name = name;
    }
    public Integer getCount() {
        return count;
    }
    public void setCount(Integer count) {
        this.count = count;
    }
    public Strng getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
}

好了,这回查询直接返回的就是UserDto对象了。

原文地址:https://www.cnblogs.com/azhqiang/p/5433542.html