------------------------ Bancai.java ------------------------
package com.kucun.data.entity;
import java.lang.annotation.Annotation;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.OneToOne;
import javax.persistence.Table;
import com.kucun.data.entity.DTO.*;
import com.fasterxml.jackson.annotation.JsonBackReference;
import com.fasterxml.jackson.annotation.JsonManagedReference;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
/**
板材
@author Administrator
*/
@Entity
@Table(name=“bancai”)
@JsonSerialize(using = FullEntitySerializer.class)
@UniqueEntity(
repositoryName = “bancai”,
fields = {“houdu”, “caizhi”, “mupi1”, “mupi2”},
message = “板材组合已存在”
)
public class Bancai implements EntityBasis {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
@ManyToOne( fetch = FetchType.LAZY)
@JoinColumn(name = “caizhi_id”) //
private Caizhi caizhi;
@ManyToOne( fetch = FetchType.LAZY)
@JoinColumn(name = “mupi1_id”)
private Mupi mupi1;
@ManyToOne( fetch = FetchType.LAZY)
@JoinColumn(name = “mupi2_id”)
private Mupi mupi2;
private Double houdu;
@OneToOne(
cascade = CascadeType.ALL,
orphanRemoval = true, // 添加此配置
fetch = FetchType.LAZY
)
@JoinColumn(name = “kucun_id”, referencedColumnName = “id”)
private Kucun kucun;
public Kucun getKucun() {
return kucun;
}
public void setKucun(Kucun kucun) {
this.kucun = kucun;
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public Caizhi getCaizhi() {
return caizhi;
}
public void setCaizhi(Caizhi caizhi) {
this.caizhi = caizhi;
}
public Mupi getMupi1() {
return mupi1;
}
public void setMupi1(Mupi mupi1) {
this.mupi1 = mupi1;
}
public Mupi getMupi2() {
return mupi2;
}
public void setMupi2(Mupi mupi2) {
this.mupi2 = mupi2;
}
public Double getHoudu() {
return houdu;
}
public void setHoudu(Double houdu) {
this.houdu = houdu;
}
public Bancai(int id, Caizhi caizhi, Mupi mupi1, Mupi mupi2, Double houdu) {
super();
this.id = id;
this.caizhi = caizhi;
this.mupi1 = mupi1;
this.mupi2 = mupi2;
this.houdu = houdu;
}
public Bancai() {
super();
}
}
------------------------ Caizhi.java ------------------------
package com.kucun.data.entity;
import java.util.List;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
import com.kucun.data.entity.DTO.UniqueEntity;
/**
板材材质
@author Administrator
*/
@Entity
@Table(name=“caizhi”, uniqueConstraints = {
@UniqueConstraint(columnNames = “name”)
})
@UniqueEntity(
repositoryName = “caizhi”,
fields = {“name”},
message = “板材组合已存在”
)
@JsonSerialize(using = FullEntitySerializer.class)
public class Caizhi extends SimpleEntity implements EntityBasis{
@OneToMany(mappedBy=“caizhi”)
private List bancai;
public List getBancai() {
return bancai;
}
public void setBancai(List bancai) {
this.bancai = bancai;
}
}
------------------------ Chanpin.java ------------------------
package com.kucun.data.entity;
import java.util.List;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.*;
/**
产品类
@author Administrator
*/
@Entity
@Table(name=“chanpin”, uniqueConstraints = {
@UniqueConstraint(columnNames = “bianhao”)
})
@JsonSerialize(using = FullEntitySerializer.class)
@UniqueEntity(
repositoryName = “bancai”,
fields = {“bianhao”},
message = “板材组合已存在”
)
public class Chanpin implements EntityBasis {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
// 关联订单产品
@OneToMany(
mappedBy = “chanpin”,
cascade = CascadeType.ALL,
fetch = FetchType.LAZY
)
private List<Dingdan_chanpin> dingdan_chanpin;
private String bianhao;
@OneToMany( mappedBy = "chanpin", cascade = CascadeType.ALL, fetch = FetchType.LAZY, orphanRemoval = true ) private List<Chanpin_zujian> chanpin_zujian; public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getBianhao() { return bianhao; } public void setBianhao(String bianhao) { this.bianhao = bianhao; } public List<Dingdan_chanpin> getDingdan_chanpin() { return dingdan_chanpin; } public void setDingdan_chanpin(List<Dingdan_chanpin> dingdan_chanpin) { this.dingdan_chanpin = dingdan_chanpin; } public List<Chanpin_zujian> getChanpin_zujian() { return chanpin_zujian; } public void setChanpin_zujian(List<Chanpin_zujian> chanpin_zujian) { this.chanpin_zujian = chanpin_zujian; }
}
------------------------ Chanpin_zujian.java ------------------------
package com.kucun.data.entity;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.Table;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
import com.kucun.data.entity.DTO.UniqueEntity;
/**
产品组件关联类
@author Administrator
*/
@Entity
@Table(name=“chanpin_zujian”)
@JsonSerialize(using = FullEntitySerializer.class)
@UniqueEntity(
repositoryName = “chanpin_zhujian”,
fields = { “chanpin_id”, “zujian_id”},
message = “板材组合已存在”
)
public class Chanpin_zujian implements EntityBasis {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
// 关联到产品
@ManyToOne(fetch = FetchType.LAZY)
@JoinColumn(name = “chanpin_id”)
private Chanpin chanpin;
// 关联到组件 @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "zujian_id") private Zujian zujian; // 关联到板材 @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "bancai_id") private Bancai bancai; private Double one_howmany; public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public Chanpin getChanpin() { return chanpin; } public void setChanpin(Chanpin chanpin) { this.chanpin = chanpin; } public Zujian getZujian() { return zujian; } public void setZujian(Zujian zujian) { this.zujian = zujian; } public Bancai getBancai() { return bancai; } public void setBancai(Bancai bancai) { this.bancai = bancai; } public Double getOne_howmany() { return one_howmany; } public void setOne_howmany(Double one_howmany) { this.one_howmany = one_howmany; } public Chanpin_zujian() { super(); // TODO Auto-generated constructor stub }
}
------------------------ Dingdan.java ------------------------
package com.kucun.data.entity;
import java.util.Date;
import java.util.List;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.ManyToMany;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
/**
订单
@author Administrator
*/
@Entity
@Table(name=“dingdan”, uniqueConstraints = {
@UniqueConstraint(columnNames = “number”)
})
@JsonSerialize(using = FullEntitySerializer.class)
public class Dingdan implements EntityBasis{
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
//订单号
private String number;
private Date xiadan;
private Date jiaohuo;
@OneToMany(
mappedBy = “dingdan”,
cascade = CascadeType.ALL,
fetch = FetchType.LAZY,
orphanRemoval = true
)
private List<Dingdan_chanpin> dingdan_chanpin;
// 优化订单与订单组件关联
@OneToMany(
mappedBy = “dingdan”,
cascade = CascadeType.ALL,
fetch = FetchType.LAZY,
orphanRemoval = true
)
private List<Dingdan_chanpin_zujian> dingdan_chanpins_zujians;
public Date getXiadan() {
return xiadan;
}
public void setXiadan(Date xiadan) {
this.xiadan = xiadan;
}
public Date getJiaohuo() {
return jiaohuo;
}
public void setJiaohuo(Date jiaohuo) {
this.jiaohuo = jiaohuo;
}
public List<Dingdan_chanpin_zujian> getDingdan_chanpins_zujians() {
return dingdan_chanpins_zujians;
}
public void setDingdan_chanpins_zujians(List<Dingdan_chanpin_zujian> dingdan_chanpins_zujians) {
this.dingdan_chanpins_zujians = dingdan_chanpins_zujians;
}
public List<Dingdan_chanpin> getDingdan_chanpin() {
return dingdan_chanpin;
}
public void setDingdan_chanpin(List<Dingdan_chanpin> dingdan_chanpins) {
this.dingdan_chanpin = dingdan_chanpins;
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public String getNumber() {
return number;
}
public void setNumber(String number) {
this.number = number;
}
public Dingdan(Integer id, String number) {
super();
this.id = id;
this.number = number;
}
public Dingdan() {
super();
// TODO Auto-generated constructor stub
}
}
------------------------ Dingdan_chanpin.java ------------------------
package com.kucun.data.entity;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.Table;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
/**
订单和产品关联
@author Administrator
*/
@Entity
@Table(name=“dingdan_chanpin”)
@JsonSerialize(using = FullEntitySerializer.class)
public class Dingdan_chanpin implements EntityBasis {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
//产品信息
@ManyToOne(fetch = FetchType.LAZY)
@JoinColumn(name = “dingdan_id”) // 指
private Dingdan dingdan; @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "chanpin_id") // 指 private Chanpin chanpin; private Integer shuliang;//产品数量; public Chanpin getChanpin() { return chanpin; } public void setChanpin(Chanpin chanpin) { this.chanpin = chanpin; } public Integer getShuliang() { return shuliang; } public void setShuliang(Integer shuliang) { this.shuliang = shuliang; } public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public Dingdan getDingdan() { return dingdan; } public void setDingdan(Dingdan dingdan) { this.dingdan = dingdan; } public Chanpin getChanping() { return chanpin; } public void setChanping(Chanpin chanping) { this.chanpin = chanping; }
}
------------------------ Dingdan_chanpin_bancai.java ------------------------
package com.kucun.data.entity;
import javax.persistence.Entity;
import javax.persistence.Id;
@Entity
public class Dingdan_chanpin_bancai implements EntityBasis {
@Id
private Integer id;
private Dingdan_chanpin dingdan_chanpin;
private Bancai bancai;
private Integer shuliang;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public Dingdan_chanpin getDingdan_chanpin() {
return dingdan_chanpin;
}
public void setDingdan_chanpin(Dingdan_chanpin dingdan_chanpin) {
this.dingdan_chanpin = dingdan_chanpin;
}
public Bancai getBancai() {
return bancai;
}
public void setBancai(Bancai bancai) {
this.bancai = bancai;
}
public Integer getShuliang() {
return shuliang;
}
public void setShuliang(Integer shuliang) {
this.shuliang = shuliang;
}
public Dingdan_chanpin_bancai(Integer id, Dingdan_chanpin dingdan_chanpin, Bancai bancai, Integer shuliang) {
super();
this.id = id;
this.dingdan_chanpin = dingdan_chanpin;
this.bancai = bancai;
this.shuliang = shuliang;
}
public Dingdan_chanpin_bancai() {
super();
// TODO Auto-generated constructor stub
}
}
------------------------ Dingdan_chanpin_zujian.java ------------------------
package com.kucun.data.entity;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
/**
一个订单中的产品组件订购板材数量
@author Administrator
*/
@Entity
@JsonSerialize(using = FullEntitySerializer.class)
public class Dingdan_chanpin_zujian implements EntityBasis{
@Id @GeneratedValue(strategy = GenerationType.IDENTITY) private Integer id; @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "dingdan_id") // 指定外键列 private Dingdan dingdan; @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "chanpin_zujian_id") // 指定外键列 private Chanpin_zujian chanpin_zujian; // 修改为单数形式 //板材 @ManyToOne(cascade = CascadeType.ALL, fetch = FetchType.LAZY) @JoinColumn(name = "bancai_id") private Bancai bancai;
//订购数
private Integer shuliang ;
public Dingdan_chanpin_zujian() {
super();
// TODO Auto-generated constructor stub
}
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public Dingdan getDingdan() {
return dingdan;
}
public void setDingdan(Dingdan dingdan) {
this.dingdan = dingdan;
}
public Bancai getBancai() {
return bancai;
}
public void setBancai(Bancai bancai) {
this.bancai = bancai;
}
public Chanpin_zujian getChanpin_zujian() {
return chanpin_zujian;
}
public void setChanpin_zujian(Chanpin_zujian chanpin_zujian) {
this.chanpin_zujian = chanpin_zujian;
}
public Integer getShuliang() {
return shuliang;
}
public void setShuliang(Integer shuliang) {
this.shuliang = shuliang;
}
}
------------------------ EntityBasis.java ------------------------
package com.kucun.data.entity;
public interface EntityBasis {
Integer getId();
void setId(Integer id);
}
------------------------ Information.java ------------------------
package com.kucun.data.entity;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
/**
通信类
@author Administrator
*/
public class Information {
private static final ObjectMapper mapper = new ObjectMapper();
private Integer Status ;
private String text;
private Object data;
public Integer getStatus() {
return Status;
}
public void setStatus(Integer status) {
Status = status;
}
public String getText() {
return text;
}
public void setText(String text) {
this.text = text;
}
public Object getData() {
return data;
}
public void setData(Object data) {
this.data = data;
}
public Information(Integer status, String text, Object data) {
super();
Status = status;
this.text = text;
this.data = data;
}
@SuppressWarnings({“unchecked”,“rawtypes”})
public Information(Integer status, String text, String data, Class T) throws Exception {
super();
Status = status;
this.text = text;
this.data = fromJson(data,T);
}
public Information() {
super();
// TODO Auto-generated constructor stub
}
public String DataJson() throws JsonProcessingException {
// Java对象转JSON
return mapper.writeValueAsString(this);
}
@SuppressWarnings(“unchecked”)
public T fromJson(String json, Class clazz) throws Exception {
data= mapper.readValue(json, clazz);
return (T) data;
}
public static Information NewSuccess(Object data) {
return new Information(200, "success", data); } public static Information NewSuccess(String data) { return new Information(200, "success", data); } public static Information Newfail(Integer status,String text,Object data) { return new Information(status, "success", data); } public static Information NewFail(int i, String string) { // TODO Auto-generated method stub return new Information(i,string,null); } public static Information NewFail( String string) { // TODO Auto-generated method stub return new Information(400,string,null); }
}
------------------------ Jinhuo.java ------------------------
package com.kucun.data.entity;
import java.util.Date;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.ManyToOne;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
@Entity
@JsonSerialize(using = FullEntitySerializer.class)
public class Jinhuo implements EntityBasis{
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
@ManyToOne
private Dingdan dingdan; @ManyToOne private Chanpin chanpin; @ManyToOne private Zujian zujian; @ManyToOne private Bancai bancai; private Integer shuliang; private Date date; @ManyToOne private User user; public Jinhuo(Integer id, Dingdan dingdan, Chanpin chanpin, Zujian zujian, Bancai bancai, Integer shuliang, Date date, User user) { super(); this.id = id; this.dingdan = dingdan; this.chanpin = chanpin; this.zujian = zujian; this.bancai = bancai; this.shuliang = shuliang; this.date = date; this.user = user; } public Jinhuo() { super(); // TODO Auto-generated constructor stub } public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public Dingdan getDingdan() { return dingdan; } public void setDingdan(Dingdan dingdan) { this.dingdan = dingdan; } public Chanpin getChanpin() { return chanpin; } public void setChanpin(Chanpin chanpin) { this.chanpin = chanpin; } public Zujian getZujian() { return zujian; } public void setZujian(Zujian zujian) { this.zujian = zujian; } public Bancai getBancai() { return bancai; } public void setBancai(Bancai bancai) { this.bancai = bancai; } public Integer getShuliang() { return shuliang; } public void setShuliang(Integer shuliang) { this.shuliang = shuliang; } public Date getDate() { return date; } public void setDate(Date date) { this.date = date; } public User getUser() { return user; } public void setUser(User user) { this.user = user; }
}
------------------------ Kucun.java ------------------------
package com.kucun.data.entity;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.OneToOne;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
/**
库存
@author Administrator
*/
@Entity
@JsonSerialize(using = FullEntitySerializer.class)
public class Kucun implements EntityBasis{
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
private Integer shuliang; @OneToOne(fetch = FetchType.LAZY) // 正确映射 Bancai 实体 @JoinColumn(name = "bancai_id", referencedColumnName = "id") private Bancai bancai;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public Bancai getBancai() {
return bancai;
}
public void setBancai(Bancai bancai) {
this.bancai = bancai;
}
public Integer getShuliang() {
return shuliang;
}
public void setShuliang(Integer shuliang) {
this.shuliang = shuliang;
}
public Kucun(Integer id, Bancai bancai, Integer shuliang) {
super();
this.id = id;
this.bancai = bancai;
this.shuliang = shuliang;
}
public Kucun() {
super();
// TODO Auto-generated constructor stub
}
}
------------------------ Mupi.java ------------------------
package com.kucun.data.entity;
import java.util.List;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.ManyToMany;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.UniqueConstraint;
import org.hibernate.annotations.Type;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
/**
木皮
@author Administrator
*/
@Entity
@Table(name=“mupi”, uniqueConstraints = {
@UniqueConstraint(columnNames = “name”)
})
@JsonSerialize(using = FullEntitySerializer.class)
public class Mupi extends SimpleEntity implements EntityBasis{
/** * 是否有油漆 */ @Column(name="you") @Type(type = "org.hibernate.type.BooleanType") private Boolean you; // 添加 OneToMany 映射 @OneToMany(mappedBy = "mupi1") // 指向 Bancai 中的 mupi1 字段 private List<Bancai> bancaisForMupi1; @OneToMany(mappedBy = "mupi2") // 指向 Bancai 中的 mupi2 字段 private List<Bancai> bancaisForMupi2; public List<Bancai> getBancaisForMupi1() { return bancaisForMupi1; } public void setBancaisForMupi1(List<Bancai> bancaisForMupi1) { this.bancaisForMupi1 = bancaisForMupi1; } public List<Bancai> getBancaisForMupi2() { return bancaisForMupi2; } public void setBancaisForMupi2(List<Bancai> bancaisForMupi2) { this.bancaisForMupi2 = bancaisForMupi2; } public Mupi() { super(); } public Boolean getYou() { return you; } public void setYou(Boolean you) { this.you = you; }
}
------------------------ SimpleEntity.java ------------------------
package com.kucun.data.entity;
import javax.persistence.Column;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;
@MappedSuperclass
public abstract class SimpleEntity implements EntityBasis{
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
@Column(nullable = false, unique = true) private String name; public Integer getId() { return id; } public void setId(Integer id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } // Getters and Setters...
}
------------------------ User.java ------------------------
package com.kucun.data.entity;
import java.util.Objects;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.Table;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
/**
用户
@author Administrator
/
@Entity
@Table(name=“user”)
@JsonSerialize(using = FullEntitySerializer.class)
public class User implements EntityBasis{
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
private Integer id;
/*
* 名字
/
@Column(nullable=false)
private String name;
/*
* 账号
/
@Column(nullable=false)
private String andy;
/*
* 密码
/
@Column(nullable=false)
private String pass;
/*
* 权限
*/
@Column(nullable=false)
private int role;
public User() { super(); } public User(int id, String name, String andy, String pass) { super(); this.id = id; this.name = name; this.andy = andy; this.pass = pass; } public Integer getId() { return id; } public void setId(int id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getAndy() { return andy; } public void setAndy(String andy) { this.andy = andy; } public String getPass() { return pass; } public void setPass(String pass) { this.pass = pass; } public int getRole() { System.out.println(role); return role; } public void setRole(int role) { this.role = role; } @Override public String toString() { return "{id:" + id + ", name:" + name + ", andy:" + andy + ", pass:" + pass + ", role:" + role + "}"; } @Override public boolean equals(Object o) { if (this == o) return true; if (o == null || getClass() != o.getClass()) return false; User user = (User) o; return Objects.equals(id, user.id) && Objects.equals(name, user.name) && Objects.equals(andy, user.andy)&& Objects.equals(role, user.role); //添加所有属性比较 } @Override public int hashCode() { return Objects.hash(id, name, andy,pass,role); } @Override public void setId(Integer id) { // TODO Auto-generated method stub }
}
------------------------ Zujian.java ------------------------
package com.kucun.data.entity;
import java.util.List;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.FetchType;
import javax.persistence.Id;
import javax.persistence.OneToMany;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import com.kucun.data.entity.DTO.FullEntitySerializer;
@Entity
@JsonSerialize(using = FullEntitySerializer.class)
public class Zujian extends SimpleEntity implements EntityBasis{
// 反向关联到产品组件 @OneToMany( mappedBy = "zujian", cascade = CascadeType.ALL, fetch = FetchType.LAZY ) private List<Chanpin_zujian> chanping_zujian; public List<Chanpin_zujian> getChanping_zujian() { return chanping_zujian; } public void setChanping_zujian(List<Chanpin_zujian> chanping_zujian) { this.chanping_zujian = chanping_zujian; }
}
设计改造一个数据结构， 要求 一个订单有很多产品不同数量，每个产品可以再很多订单中，一个产品有很多组件，一个组件可以在很多产品中，因为每个组件因为在不同的产品中有不同的生产工艺，所以使用不同的板材和板材能生产组件数量，每个板材有不同的材质和两面木皮，木皮表面可能有油漆， 订购时可能直接购入板材，也可能按订单和产品订购，也用可能按订单产品组件订购 ，每次采购不标准，一个订单可能订购几次，用户有姓名 账号 密码 权限， 一个记录进货和消耗
本文详细解析了Hibernate懒加载导致的LazyInitializationException异常，并提供了解决方案，包括配置实体Bean为立即加载及调整测试类实现。
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