1、java书店管理系统源代码 Java 源代码publicclass loaduser public String user;public String password;booleanb1; loaduser(String s1,String s2)user=s1;password=s2; void load() System.out。println( 书店管理销售系统); System.out.println(”*); System。out。println(” 1、登录系统”); System.out.println(” 2、退出系统”); System。out.println(*”); S
2、ystem。out.println(请选择:”);int m; Scanner s=new Scanner(System。in); m=s。nextInt();if(m=1)for(int i=0;i3;i+) System.out。println(请输入账户名和密码”); String s3,s4; Scanner ss=new Scanner(System。in); s3=s。next();s4=s。next();if(user。equals(s3)&password.equals(s4)) b1=true ;elseb1=false;if(i=0b1=false)System。out.p
3、rintln(用户名或密码输入错误一次,还有两次机会!”);if(i=1&b1=false)System。out。println(”用户名或密码输入错误两次,还有一次机会!);if(i=2&b1=false)System.out.println(”三次输入错误,退出系统!”);System。exit(0);if(b1=true) System。out。println(”登录成功!”);break; if(m=2)System.exit(0);package manger;import java。util.ArrayList;import java.util。Scanner;import man
4、ger。vip;import System。menu;publicclass vipmanger static ArrayList();public vipmanger()vipgroup.add(new vip(”001”,”王芳,100);vipgroup。add(new vip(002,李娜”,60));vipgroup.add(new vip(003,杨丽,50);vipgroup.add(new vip(”004”,”孙洁”,150));vipgroup。add(new vip(”005,”肖青,300)); staticvoid addd() System。out。println(
5、请一次输入编号,姓名,积分”); String S1,S2;int A; Scanner s=new Scanner(System.in); S1=s.next(); S2=s。next(); A=s。nextInt(); vip v1=new vip (S1,S2,A);vipgroup。add(v1); staticvoid delete() System.out.println(请输入要求删除的会员编号:); String s; Scanner me=new Scanner (System.in); s=me。next();boolean b1=true;for(int i=0;ivip
6、group.size();i+)if(s。equals(vipgroup.get(i)。ID) vipgroup.remove(i); b1=false; if(b1)System。out。println(”查无此会员!”); staticvoid correct() System。out。println(请输入要修改信息的会员编号:”); String sss; Scanner s=new Scanner(System。in); sss=s。next();boolean b1=true;for(inti=0;ivipgroup.size();i+)if(sss。equals(vipgroup
7、。get(i)。ID) b1=false; System。out。println(”请输入新的姓名和积分:); String ss1; Scanner s7=new Scanner(System.in); ss1=s7.next();vipgroup。get(i)。name=ss1;int b; Scanner s8=new Scanner(System。in); b=s8.nextInt();vipgroup。get(i).score=b; if(b1=true)System.out。println(”查无此会员!); staticvoid select() System。out。print
8、ln(请输入要查询的会员编号:); String s; Scanner me=new Scanner(System.in); s=me。next();boolean b1=true ;for(int i=0;ivipgroup。size();i+)if (s.equals(vipgroup。get(i)。ID)System。out.println(vipgroup。get(i).ID+ ”+vipgroup。get(i)。name+” +vipgroup。get(i)。score); b1=false ; if(b1=true)System。out。println(查无此会员!); stati
9、cvoid show() for(int i=0;ivipgroup。size();i+) System.out。println(vipgroup。get(i)。ID+ ”+vipgroup。get(i).name+ +vipgroup。get(i).score); publicstaticvoid exchange(String s1,int a,int b)boolean b1=true;for(int i=0;ivipgroup.size();i+)if(s1.equals(vipgroup。get(i)。ID) if(vipgroup.get(i)。score(ab))System。o
10、ut.println(”积分不足,不能兑换!”);elsevipgroup.get(i).score=ab; b1=false; if(b1=true)System。out.println(”查无此会员,不能兑换!); publicstaticvoid shop(String s1,int a,int b)boolean b1=true;for( int i=0;i bookgroup=new ArrayListbook(); public bookmanger() bookgroup.add(new book(001,c语言,20,20)); bookgroup.add(new book(”
11、002”,”大学英语”,22,22)); bookgroup。add(new book(”003”,高等数学”,28,28); static void show() for(int i=0;ibookgroup.size();i+) System.out.println(bookgroup。get(i).number+ ”+bookgroup。get(i).name+ +bookgroup。get(i)。price+ +bookgroup。get(i)。jf); static void addd() System。out。println(请依次输入书籍的编号,名称,价格,积分:”); Stri
12、ng S1,S2; int A,B; Scanner s=new Scanner(System。in); S1=s.next(); S2=s.next(); A=s.nextInt(); B=s。nextInt(); book b1=new book(S1,S2,A,B); bookgroup.add(b1); static void delete() System。out。println(”请输入要删除的书籍编号:”); String s11; Scanner me=new Scanner(System。in); s11=me。next(); boolean b1=true; for(int
13、 i=0;ibookgroup.size();i+) if(s11。equals(bookgroup。get(i).number)) bookgroup.remove(i); b1=false; if(b1)System。out.println(”查无此书!”); public static int price(String s1 ) int a=0; int i; for( i=0;ibookgroup.size();i+)if(s1.equals(bookgroup。get(i)。number)a=bookgroup。get(i).price; return a; public stati
14、c String name(String s1) String a = 无此书; for(int i=0;ibookgroup.size();i+)if(s1.equals(bookgroup.get(i).number))a=bookgroup.get(i).name; return a; public static boolean start() menu m=new menu(); m。bookmanger(); int x; Scanner me= new Scanner(System.in); x=me.nextInt(); switch(x) case 1:show();break
15、; case 2:delete();break; case 3:addd();break; case 4:return false; return true; publicclass gift public String number;public String caption ;publicintcostjf; gift(String s1,String s2,int a)number=s1;caption=s2;costjf=a; package manger;import java.util.ArrayList;import java。util。Scanner;import manger
16、.vipmanger;import manger。vip;import System.menu;import manger.gift;public class giftmanger static ArrayList giftgroup=new ArrayListgift(); public giftmanger() giftgroup。add(new gift(”001,”鼠标垫”,100); giftgroup.add(new gift(”002,”书夹子”,50)); giftgroup。add(new gift(003”,”中性笔”,30); static void show() for
17、(int i=0;igiftgroup.size();i+) System.out.println(giftgroup.get(i).number+ ”+giftgroup。get(i).caption+ +giftgroup.get(i)。costjf); static void delete() System.out。println(请输入要删除的礼品编号:”); String s; Scanner ss=new Scanner(System。in); s=ss。next(); boolean b1=true; for(int i=0;igiftgroup.size();i+) if(s。
18、equals(giftgroup.get(i)。number)) giftgroup.remove(i); b1=false; if(b1)System.out。println(”查无此礼品!”); static void addd() System.out.println(请输入要添加的礼品编号,名称,所需积分:”); String s1,s2; int a; Scanner me=new Scanner(System.in); s1=me.next(); s2=me。next(); a=me.nextInt(); gift g1=new gift(s1,s2,a); giftgroup.a
19、dd(g1); static void exchange() String s1,s2,c=”无此礼品”; int a,b=0; giftmanger.show(); Scanner me=new Scanner(System。in); System。out.println(”请输入您的会员编号:”); s1=me。next(); System.out。println(请输入您要兑换的礼品编号:”); s2=me.next(); System。out。println(”请输入您要兑换的礼品数量:); a=me.nextInt(); boolean b1=true; for(int i=0;ig
20、iftgroup.size();i+)if(s2。equals(giftgroup。get(i).number)) b=giftgroup.get(i)。costjf; c=giftgroup。get(i)。caption; b1=false; if(b1=true)System.out.println(查无此礼品!); else vipmanger。exchange(s1, a, b); System.out.println(”兑换结果:); System。out.println(”礼品名称+ +”礼品积分+” +”礼品数量”+ +”消耗积分); System.out。println(c+
21、”+b+ ”+a+ +(a*b)); public static boolean start() menu m=new menu(); m。gift(); int x; Scanner me= new Scanner(System。in); x=me.nextInt(); switch(x) case 1:show();break; case 2:delete();break; case 3:addd();break; case 4:exchange();break; case 5:return false; return true; publicclass shoping staticvoi
22、d shop()bookmanger.show();String s1,s2,s3;int a,b=0; Scanner me=new Scanner(System。in); System。out.println(请输入您的会员编号:); s1=me。next(); System.out.println(请输入书籍编号:”); s2=me.next(); System.out。println(”请输入购买数量:); a=me.nextInt(); b=bookmanger.price(s2); s3=bookmanger.name(s2); System.out.println(”书名+” ”
23、+单价+” +数量”+ +”总价); System.out.println(s3+” +b+” +a+ ”+(ab)); vipmanger。shop(s1, a, b); publicstaticboolean start() menu m=new menu(); m。shopping();int x; Scanner me= new Scanner(System.in); x=me.nextInt();switch(x)case 1:shop();break;case 2:returnfalse; returntrue; public class menu void mainmenu()
24、System.out。println( 书店管理系统”); System。out。println(*”); System。out。println(”书店管理系统); System.out.println( 1、会员管理); System.out.println( 2、书籍管理”); System.out.println(” 3、购物结算); System。out.println( 4、积分兑换礼品); System。out。println( 5、注销”); System.out.println(*); public void vip() System.out.println(书店管理系统会员管
25、理:); System。out。println(*”); System。out。println(1、显示会员信息); System。out。println(”2、删除会员); System.out.println(3、添加会员); System。out.println(”4、修改会员信息); System。out。println(”5、查询会员); System.out.println(6、返回上层菜单”); System.out。println(”*); public void bookmanger() System.out.println(”书店管理系统书籍管理:); System.out。println(*”); System.out。println(1、书籍信息查询); System。out.println(2、删除书籍”); System.out.println(3、添加书籍); System.out。println(4、返回上层菜单”); System.out.println(*); public void shopping() System.out.println(”书店管理系统购物结算:); System。out.println(*); System.out.println(1、购物);
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