package com.bupt.note.Model; import javax.persistence.*; @Entity @Table(name = "sys_collect") public class Collect { private Long id; private Long paperId; private String userName; private Long createTime; @Id @GeneratedValue(strategy = GenerationType.IDENTITY) public Long getId() { return id; } public void setId(Long id) { this.id = id; } @Column(nullable = false) public Long getPaperId() { return paperId; } public void setPaperId(Long paperId) { this.paperId = paperId; } @Column(nullable = false) public String getUserName() { return userName; } public void setUserName(String userName) { this.userName = userName; } @Column(nullable = false) public Long getCreateTime() { return createTime; } public void setCreateTime(Long createTime) { this.createTime = createTime; } }