/* ========== Dingdan_Chanpin.java ========== */
package com.example.kucun2.entity;
/**
* 订单产品关联
*/
public class Dingdan_Chanpin {
private Integer id;
private Dingdan dingdan;
private Chanpin chanpin;
private Integer shuliang;
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 getChanpin() {
return chanpin;
}
public void setChanpin(Chanpin chanpin) {
this.chanpin = chanpin;
}
public Dingdan_Chanpin() {
}
}
/* ========== Information.java ========== */
package com.example.kucun2.entity;
import android.annotation.SuppressLint;
import androidx.annotation.Keep;
import com.google.gson.Gson;
import com.google.gson.JsonSyntaxException;
import com.google.gson.reflect.TypeToken;
import java.lang.reflect.Type;
@Keep // 防止Proguard混淆
public class Information<T> {
private Integer status;
private String text;
private T data; // 使用泛型保证类型安全
private static final Gson gson = new Gson(); // Gson实例复用
// 构造方法
public Information(Integer status, String text, T data) {
this.status = status;
this.text = text;
this.data = data;
}
// JSON反序列化构造方法
@SuppressLint("NewApi")
public Information(Integer status, String text, String jsonData, Type dataType) {
this.status = status;
this.text = text;
try {
this.data = gson.fromJson(jsonData, dataType);
} catch (JsonSyntaxException e) {
this.data = null; // 处理解析失败
}
}
// 空构造方法
public Information() {}
// 序列化为JSON
public String toJson() {
return gson.toJson(this);
}
// 静态创建方法
public static <T> Information<T> newSuccess(T data) {
return new Information<>(200, "success", data);
}
public static Information<String> newSuccess(String text) {
return new Information<>(200, "success", text);
}
public static <T> Information<T> newFail(int status, String text, T data) {
return new Information<>(status, text, data);
}
// Getter/Setter
public Integer getStatus() { return status; }
public void setStatus(Integer status) { this.status = status; }
public String getText() { return text; }
public void setText(String text) { this.text = text; }
public T getData() { return data; }
public void setData(T data) { this.data = data; }
}
/* ========== Kucun.java ========== */
package com.example.kucun2.entity;
/**
* 库存
*/
public class Kucun {
private Integer id;
private Integer shuliang;
private Bancai bancai;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public Integer getShuliang() {
return shuliang;
}
public void setShuliang(Integer shuliang) {
this.shuliang = shuliang;
}
public Bancai getBancai() {
return bancai;
}
public void setBancai(Bancai bancai) {
this.bancai = bancai;
}
public Kucun() {
}
public Kucun(Integer id, Integer shuliang, Bancai bancai) {
this.id = id;
this.shuliang = shuliang;
this.bancai = bancai;
}
}
/* ========== Mupi.java ========== */
package com.example.kucun2.entity;
import java.util.List;
public class Mupi {
private Integer id;
private String name;
private Boolean you;
public Boolean getYou() {
return you;
}
public void setYou(Boolean you) {
this.you = you;
}
private List<Bancai> bancais;
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;
}
public List<Bancai> getBancais() {
return bancais;
}
public void setBancais(List<Bancai> bancais) {
this.bancais = bancais;
}
public Mupi() {
}
public Mupi(Integer id, String name, List<Bancai> bancais) {
this.id = id;
this.name = name;
this.bancais = bancais;
}
}
/* ========== User.java ========== */
package com.example.kucun2.entity;
/**
* 用户
*/
public class User {
private Integer id;
private String name;
private String andy;
private String pass;
private Integer role;
public int getId() {
return id;
}
public String getName() {
return name;
}
public String getAndy() {
return andy;
}
public String getPass() {
return pass;
}
public int getRole() {
return role;
}
public void setId(int id) {
this.id = id;
}
public void setName(String name) {
this.name = name;
}
public void setAndy(String andy) {
this.andy = andy;
}
public void setPass(String pass) {
this.pass = pass;
}
public void setRole(int role) {
this.role = role;
}
public User(int id, String name, String andy, String pass, int role) {
this.id = id;
this.name = name;
this.andy = andy;
this.pass = pass;
this.role = role;
}
public User() {
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder("{");
// 处理属性名
sb.append("\"id\": ");
// 处理不同数据类型
// 其他对象类型
sb.append((id != null) ? id : "null");
sb.append(",");
// 处理属性名
sb.append("\"name\": ");
// 处理不同数据类型
// 字符串类型处理（含转义）
sb.append("\"")
.append(name
.replace("\\", "\\\\")
.replace("\"", "\\\"")
.replace("\b", "\\b")
.replace("\f", "\\f")
.replace("\n", "\\n")
.replace("\r", "\\r")
.replace("\t", "\\t"))
.append("\"");
sb.append(",");
// 处理属性名
sb.append("\"andy\": ");
// 处理不同数据类型
// 字符串类型处理（含转义）
sb.append("\"")
.append(andy
.replace("\\", "\\\\")
.replace("\"", "\\\"")
.replace("\b", "\\b")
.replace("\f", "\\f")
.replace("\n", "\\n")
.replace("\r", "\\r")
.replace("\t", "\\t"))
.append("\"");
sb.append(",");
// 处理属性名
sb.append("\"pass\": ");
// 处理不同数据类型
// 字符串类型处理（含转义）
sb.append("\"")
.append(pass
.replace("\\", "\\\\")
.replace("\"", "\\\"")
.replace("\b", "\\b")
.replace("\f", "\\f")
.replace("\n", "\\n")
.replace("\r", "\\r")
.replace("\t", "\\t"))
.append("\"");
sb.append(",");
// 处理属性名
sb.append("\"role\": ");
// 处理不同数据类型
// 其他对象类型
sb.append((role != null) ? role : "null");
sb.append("}");
return sb.toString();
}
}
/* ========== Zujian.java ========== */
package com.example.kucun2.entity;
/**
* 组件
*/
public class Zujian {
private Integer id;
private String name;
public Zujian() {
}
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;
}
}
/* ========== Bancai.java ========== */
package com.example.kucun2.entity;
//板材
public class Bancai {
private Integer id;
private Caizhi caizhi;
private Mupi mupi1;
private Mupi mupi2;
private Double houdu;
public Bancai() {
}
public Bancai(Integer id, Caizhi caizhi, Mupi mupi1, Mupi mupi2, Double houdu) {
this.id = id;
this.caizhi = caizhi;
this.mupi1 = mupi1;
this.mupi2 = mupi2;
this.houdu = houdu;
}
public Integer getId() {
return id;
}
public Caizhi getCaizhi() {
return caizhi;
}
public Mupi getMupi1() {
return mupi1;
}
public Mupi getMupi2() {
return mupi2;
}
public Double getHoudu() {
return houdu;
}
public void setId(Integer id) {
this.id = id;
}
public void setCaizhi(Caizhi caizhi) {
this.caizhi = caizhi;
}
public void setMupi1(Mupi mupi1) {
this.mupi1 = mupi1;
}
public void setMupi2(Mupi mupi2) {
this.mupi2 = mupi2;
}
public void setHoudu(Double houdu) {
this.houdu = houdu;
}
}
/* ========== Caizhi.java ========== */
package com.example.kucun2.entity;
import java.util.List;
//材质
public class Caizhi {
private Integer id;
private String name;
private List<Bancai> bancais;
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;
}
public List<Bancai> getBancais() {
return bancais;
}
public void setBancais(List<Bancai> bancais) {
this.bancais = bancais;
}
public Caizhi() {
}
public Caizhi(Integer id, String name, List<Bancai> bancais) {
this.id = id;
this.name = name;
this.bancais = bancais;
}
}
/* ========== Chanpin.java ========== */
package com.example.kucun2.entity;
import java.util.List;
//产品
public class Chanpin {
private Integer id;
private String name;
private List<Chanpin_Zujian> zujians;
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;
}
public List<Chanpin_Zujian> getZujians() {
return zujians;
}
public void setZujians(List<Chanpin_Zujian> zujians) {
this.zujians = zujians;
}
public Chanpin() {
}
}
/* ========== Chanpin_Zujian.java ========== */
package com.example.kucun2.entity;
//产品组件关联
public class Chanpin_Zujian {
private Integer id;
private Chanpin chanpin;
private Zujian zujian ;
private Double one_several;
private Bancai bancai;
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 Double getOne_several() {
return one_several;
}
public void setOne_several(Double one_several) {
this.one_several = one_several;
}
public Bancai getBancai() {
return bancai;
}
public void setBancai(Bancai bancai) {
this.bancai = bancai;
}
public Chanpin_Zujian() {
}
}
/* ========== Dingdan.java ========== */
package com.example.kucun2.entity;
import java.util.List;
/**
* 订单
*/
public class Dingdan {
private Integer id;
private String number;
private List<Dingdan_Chanpin> 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 List<Dingdan_Chanpin> getChanpins() {
return chanpins;
}
public void setChanpins(List<Dingdan_Chanpin> chanpins) {
this.chanpins = chanpins;
}
public Dingdan() {
}
}
/* ========== Dingdan_Bancai.java ========== */
package com.example.kucun2.entity;
/**、
* 订单板材关联
*/
public class Dingdan_Bancai {
private Integer id;
private Dingdan dingdian;
private Chanpin_Zujian zujian;
private Bancai bancai;
private Integer shuliang;
public Integer getId() {
return id;
}
public void setId(Integer id) {
this.id = id;
}
public Dingdan getDingdian() {
return dingdian;
}
public void setDingdian(Dingdan dingdian) {
this.dingdian = dingdian;
}
public Chanpin_Zujian getZujian() {
return zujian;
}
public void setZujian(Chanpin_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 Dingdan_Bancai() {
}
}
/* ========== Data.java ========== */
package com.example.kucun2.entity.data;
import com.example.kucun2.entity.Bancai;
import com.example.kucun2.entity.Caizhi;
import com.example.kucun2.entity.Chanpin;
import com.example.kucun2.entity.Chanpin_Zujian;
import com.example.kucun2.entity.Dingdan;
import com.example.kucun2.entity.Dingdan_Bancai;
import com.example.kucun2.entity.Dingdan_Chanpin;
import com.example.kucun2.entity.Kucun;
import com.example.kucun2.entity.Mupi;
import com.example.kucun2.entity.User;
import com.example.kucun2.entity.Zujian;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Random;
/**
* 虚拟数据开发阶段使用，之后转api
*/
public class Data {
public final static List<Bancai> bancais = new ArrayList<>();
public final static List<Caizhi> caizhis = new ArrayList<>();
public final static List<Mupi> mupis = new ArrayList<>();
public final static List<Chanpin> chanpins = new ArrayList<>();
public final static List<Chanpin_Zujian> chanpinZujians = new ArrayList<>();
public final static List<Dingdan> dingdans = new ArrayList<>();
public final static List<Dingdan_Chanpin> dingdanChanpins = new ArrayList<>();
public final static List<Dingdan_Bancai> dingdanBancais = new ArrayList<>();
public final static List<Kucun> kucuns = new ArrayList<>();
public final static List<Zujian> zujians = new ArrayList<>();
public final static List<User> users = new ArrayList<>();
static{
String[] names={"千和板","桃花心","杉木"};
for (String name:names) {
Caizhi caizhi=new Caizhi();
caizhi.setId(caizhis.size());
caizhi.setName(name);
caizhis.add(caizhi);
Mupi mupi =new Mupi();
mupi.setId(mupis.size());
mupi.setName(name);
mupi.setYou(mupis.size()%2==0);
mupis.add(mupi);
}
Random rand = new Random(3);
int randomInt = rand.nextInt(100);
for(int i=0;i<3;i++){
bancais.add( new Bancai(i,caizhis.get(rand.nextInt()),mupis.get(rand.nextInt()),mupis.get(rand.nextInt()),rand.nextDouble()));
}
for(int i=0;i<3;i++){
Chanpin chanpin=new Chanpin();
chanpin.setId(i);
chanpin.setName(""+rand.nextDouble());
chanpin.setZujians(new ArrayList<>());
chanpins.add( chanpin);
}
for(int i=0;i<3;i++){
Zujian zujian=new Zujian();
zujian.setId(i);
zujian.setName(""+rand.nextDouble());
zujians.add( zujian);
}
for(int i=0;i<3;i++){
Chanpin_Zujian zujian=new Chanpin_Zujian();
zujian.setId(i);
zujian.setBancai(bancais.get(rand.nextInt()));
zujian.setZujian(zujians.get(rand.nextInt()));
Chanpin chanpin=chanpins.get(rand.nextInt());
zujian.setChanpin(chanpin);
chanpin.getZujians().add(zujian);
chanpinZujians.add( zujian);
}
for(int i=0;i<3;i++){
Dingdan zujian=new Dingdan();
zujian.setId(i);
zujian.setNumber(""+rand.nextDouble());
zujian.setChanpins(new ArrayList<>());
dingdans.add( zujian);
}
for(int i=0;i<3;i++){
Dingdan_Chanpin zujian=new Dingdan_Chanpin();
zujian.setId(i);
zujian.setDingdan(dingdans.get(rand.nextInt()));
Chanpin chanpin=chanpins.get(rand.nextInt());
zujian.setChanpin(chanpin);
dingdanChanpins.add( zujian);
}
for(int i=0;i<3;i++){
Dingdan_Bancai zujian=new Dingdan_Bancai();
zujian.setId(i);
zujian.setBancai(bancais.get(rand.nextInt()));
zujian.setZujian(chanpinZujians.get(rand.nextInt()));
zujian.setDingdian(dingdans.get(rand.nextInt()));
dingdanBancais.add( zujian);
}
for(int i=0;i<3;i++){
Kucun zujian=new Kucun();
zujian.setId(i);
zujian.setBancai(bancais.get(rand.nextInt()));
zujian.setShuliang(i*10);
kucuns.add( zujian);
}
for(int i=0;i<3;i++){
User zujian=new User();
zujian.setId(i);
zujian.setName(""+rand.nextDouble());
zujian.setAndy(""+i*10);
zujian.setPass(""+i*10);
zujian.setRole(i);
users.add( zujian);
}
}
public static void main(String[] args) {
}
}
虚拟数据是否有误
本文介绍Java中使用java.util.Random类生成随机数的方法，重点讲解nextInt(int n)方法，该方法可以生成一个范围在0到n-1之间的随机整数。
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