From 502755411810ba56c2f4b6adee9bd350e94d9745 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=96=E7=BA=B7?=
 <8332024+o2444091281@user.noreply.gitee.com>
Date: Wed, 5 May 2021 16:34:52 +0800
Subject: [PATCH 1/3] =?UTF-8?q?=E9=BB=84=E9=94=9F=E5=AE=87?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...\344\271\246\347\256\241\347\220\206.java" | 561 ++++++++++++++++++
 1 file changed, 561 insertions(+)
 create mode 100644 "Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java"

diff --git "a/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java" "b/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java"
new file mode 100644
index 0000000..f1354cf
--- /dev/null
+++ "b/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java"
@@ -0,0 +1,561 @@
+import java.awt.print.Book;
+import java.lang.invoke.SwitchPoint;
+import java.lang.reflect.Array;
+import java.util.IllegalFormatCodePointException;
+import java.util.Scanner;
+
+import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter.DEFAULT;
+
+public class Apr26 {
+static String userinfo[][]=new String[100][4];
+static String BookInfo[][]=new String[100][5];
+static String PressInfo[][]=new String[100][3];
+static Scanner arr =new Scanner(System.in);
+
+public static void main(String[] args) {
+// TODO 自动生成的方法存根
+initialize();//初始化
+head();//登录--注册
+}
+
+private static void initialize() {//初始化
+userinfo [0] [0]="软件部";
+userinfo [0] [1]="软件开发员";
+userinfo [0] [2]="name1";
+userinfo [0] [3]="123";
+
+userinfo [1] [0]="测试部";
+userinfo [1] [1]="测试员";
+userinfo [1] [2]="name2";
+userinfo [1] [3]="123";
+
+userinfo [2] [0]="测试部";
+userinfo [2] [1]="测试员";
+userinfo [2] [2]="admin";
+userinfo [2] [3]="123";
+
+BookInfo[0][0]="A1111";
+BookInfo[0][1]="白夜行";
+BookInfo[0][2]="1";
+BookInfo[0][3]="cs1";
+BookInfo[0][4]="1";
+
+BookInfo[1][0]="B2222";
+BookInfo[1][1]="三国演义";
+BookInfo[1][2]="2";
+BookInfo[1][3]="cs2";
+BookInfo[1][4]="2";
+
+BookInfo[1][0]="C3333";
+BookInfo[1][1]="水浒传";
+BookInfo[1][2]="3";
+BookInfo[1][3]="cs3";
+BookInfo[1][4]="3";
+
+PressInfo[0][0]="中华书局";
+PressInfo[0][1]="北京市王府井大街36号";
+PressInfo[0][2]="张三";
+
+PressInfo[1][0]="作家出版社";
+PressInfo[1][1]="香港九龙荷李活商业中心8楼";
+PressInfo[1][2]="李四";
+}
+private static void head() {// 登录--注册
+System.out.println("欢迎来到闽大图书管理系统！");
+System.out.println("1.登录 2.注册");
+int a= arr.nextInt();
+switch(a) {
+case 1:
+enter();
+break;
+case 2:
+register();
+break;
+}
+
+}
+
+private static void enter() {//登录
+System.out.println("请输入用户名：");
+String usesrName=arr.next();
+System.out.println("请输入密码：");
+String parkword=arr.next();
+boolean judge=false;
+
+for (int i = 0; i < userinfo.length; i++) {
+if (usesrName.equals(userinfo[i][2]) && parkword.equals(userinfo[i][3])) {
+judge=true;
+break;
+}
+}
+if (judge) {
+System.out.println("登录成功！");
+System.out.println(usesrName+","+"欢迎来到闽大图书管理系统！");
+LibraryMM();
+}else {
+System.out.println("用户名或密码错误！请重新登录！");
+head();
+}
+
+}
+
+
+private static void LibraryMM() {//图书管理系统
+System.out.println("请输入数字进行选择：1 图书管理  2 出版社管理  3 退出登录  4 退出系统");
+int a= arr.nextInt();
+switch(a) {
+case 1:
+BookManage();//图书管理
+break;
+case 2:
+publishingHouse();//出版社管理
+case 3:
+head();//出版设管理
+break;
+case 4:
+System.exit(0);//退出系统
+break;
+}
+
+}
+
+private static void publishingHouse() {//出版设管理
+System.out.println("请输入：1.增加 2.删除 3.更新 4.根据出版社名称查询 5.查询所有出版社 6.返回上一级菜单");
+int a= arr.nextInt();
+switch(a) {
+case 1://增加
+increase2();
+break;
+case 2://删除
+remove2();
+break;
+case 3://更新
+update2();
+break;
+case 4://查询
+NameQuery();
+case 5:
+System.out.println("出版社名称      地址    联系人");
+for (int i = 0; i < PressInfo.length; i++) {
+if(PressInfo[i][0]==null) {
+break;
+}
+
+for (int j = 0; j < PressInfo[i].length; j++) {
+System.out.print(PressInfo[i][j]+"  ");
+}
+System.out.println();
+}
+case 6:
+LibraryMM();
+break;
+}
+}
+
+private static void BookManage() {//图书管理
+System.out.println("请输入：1.增加 2.删除 3.更新 4.查询 5.返回上一级菜单");
+int a= arr.nextInt();
+switch(a) {
+case 1://增加
+increase();
+break;
+case 2://删除
+remove();
+case 3://更新
+update();
+break;
+case 4://查询
+inquire();
+case 5:
+LibraryMM();
+break;
+}
+
+}
+private static void NameQuery() {
+System.out.println("请输入出版社名称：");
+String name=arr.next();
+for (int i = 0; i < PressInfo.length; i++) {
+if (name.equals(PressInfo[i][0])) {
+System.out.println("出版社名称："+name);
+System.out.println("出版社地址："+PressInfo[i][1]);
+System.out.println("出版社联系人："+PressInfo[i][2]);
+LibraryMM();
+break;
+}else {
+System.out.println("请输入正确的出版社名称");
+publishingHouse();
+}
+}
+}
+private static void update2() {//出版社更新
+System.out.println("请输入要更新的出版社名称：");
+String updateName=arr.next();           
+      for (int i = 0; i < PressInfo.length; i++) {
+if (updateName.equals(PressInfo[i][0])) {
+System.out.println("请输入要更新的地址：");
+String newddress =arr.next();
+System.out.println("请输入要更新的联系人姓名：");
+String newName=arr.next();
+System.out.println("更新成功");
+System.out.println("出版社名称      地址                            联系人");
+System.out.println(updateName+"      "+newddress+"                 "+newName);
+int index=-1;
+for (int j = 0; j < PressInfo.length; j++) {
+if(userinfo[j][0]==null) {
+index=j;
+break;
+}
+}
+PressInfo[index][1]=newddress;
+PressInfo[index][2]=newName;
+LibraryMM();
+}else {
+System.out.println("没查找到这个出版社，请重新输入");
+LibraryMM();
+}
+}
+
+
+}
+
+private static void remove2() {//出版社删除
+System.out.println("请输入要删除的出版社名称：");
+String delName=arr.next();
+isExist(PressInfo, 0, delName);
+int index=-1;
+for (int i = 0; i < PressInfo.length; i++) {
+if (delName.equals(PressInfo[i][0])) {
+index=i;
+break;
+}
+}
+
+PressInfo[index][0]=null;
+PressInfo[index][1]=null;
+PressInfo[index][2]=null;
+System.out.println("删除成功!");
+LibraryMM();
+
+}
+
+private static void increase2() {//出版社增加
+	int index=-1;
+	for (int i = 0; i < PressInfo.length; i++) {
+		if(PressInfo[i][0]==null) {
+			index=i;
+			break;
+		}
+		
+	}
+System.out.println("请输入出版社名称：");
+PressInfo[index][0]=arr.next();
+System.out.println("请输入出版社地址：");
+PressInfo[index][1]=arr.next();
+System.out.println("请输入出版社联系人：");
+PressInfo[index][2]=arr.next();
+System.out.println("出版社添加成功");
+LibraryMM();
+
+}
+private static void inquire() {//查询
+System.out.println("请输入查询种类：1.isbn 2.书名（模糊） 3.出版社 4. 作者 5. 价格范围 6.查询所有 7.返回上一级 ");
+int a=arr.nextInt();
+switch (a) {
+case 1:
+System.out.println("请输入ISBN号：");
+String isbn=arr.next();
+for (int i = 0; i < BookInfo.length; i++) {
+if (isbn.equals(BookInfo[i][0])) {
+System.out.println("ISBN    书名        价格           出版社         作者");
+System.out.print(BookInfo[i][0]);
+System.out.print("   ");
+System.out.print(BookInfo[i][1]);
+System.out.print("   ");
+System.out.print(BookInfo[i][2]);
+System.out.print("   ");
+System.out.print(BookInfo[i][3]);
+System.out.print("   ");
+System.out.print(BookInfo[i][4]);
+System.out.println();
+inquire();
+break;
+}else {
+System.out.println("请输入正确的ISBN");
+inquire();
+}
+}
+break;
+case 2:
+System.out.println("请输入书名：");
+String book=arr.next();
+for (int i = 0; i < BookInfo.length; i++) {
+if (BookInfo!=null  && BookInfo[i][1].indexOf(book)!=-1) {
+System.out.println("ISBN    书名        价格           出版社         作者");
+System.out.print(BookInfo[i][0]);
+System.out.print("   ");
+System.out.print(BookInfo[i][1]);
+System.out.print("   ");
+System.out.print(BookInfo[i][2]);
+System.out.print("   ");
+System.out.print(BookInfo[i][3]);
+System.out.print("   ");
+System.out.print(BookInfo[i][4]);
+System.out.println();
+inquire();
+break;
+}else {
+System.out.println("请输入正确的书名");
+inquire();
+}
+}
+break;
+case 3:
+	PressInquiry();
+//System.out.println("请输入出版社：");
+//String press=arr.next();
+//for (int i = 0; i < PressInfo.length; i++) {
+//if (press.equals(BookInfo[i][2])) {
+//System.out.println("ISBN    书名        价格           出版社         作者");
+//System.out.print(BookInfo[i][0]);
+//System.out.print("   ");
+//System.out.print(BookInfo[i][1]);
+//System.out.print("   ");
+//System.out.print(BookInfo[i][2]);
+//System.out.print("   ");
+//System.out.print(BookInfo[i][3]);
+//System.out.print("   ");
+//System.out.print(BookInfo[i][4]);
+//System.out.println();
+//inquire();
+//break;
+//}else {
+//System.out.println("请输入正确的出版社");
+//inquire();
+//}
+//}
+break;
+case 4:
+System.out.println("请输入作者：");
+String worker=arr.next();
+for (int i = 0; i < BookInfo.length; i++) {
+if (worker.equals(BookInfo[i][3])) {
+System.out.println("ISBN    书名        价格           出版社         作者");
+System.out.print(BookInfo[i][0]);
+System.out.print("   ");
+System.out.print(BookInfo[i][1]);
+System.out.print("   ");
+System.out.print(BookInfo[i][2]);
+System.out.print("   ");
+System.out.print(BookInfo[i][3]);
+System.out.print("   ");
+System.out.print(BookInfo[i][4]);
+System.out.println();
+inquire();
+break;
+}else {
+System.out.println("请输入正确的作者");
+inquire();
+}
+}
+
+break;
+case 5:
+System.out.println("请输入查询的价格区间：");
+double money1=arr.nextDouble();
+double money2=arr.nextDouble();
+for (int i = 0; i < BookInfo.length; i++) {
+double price = Double.parseDouble(BookInfo[i][4]);
+if (money1<=price && money2>=price) {
+System.out.println("ISBN    书名        价格           出版社         作者");
+System.out.print(BookInfo[i][0]);
+System.out.print("   ");
+System.out.print(BookInfo[i][1]);
+System.out.print("   ");
+System.out.print(BookInfo[i][2]);
+System.out.print( "   ");
+System.out.print(BookInfo[i][3]);
+System.out.print("   ");
+System.out.print(BookInfo[i][4]);
+System.out.println();
+inquire();
+break;
+}
+}
+
+break;
+case 6:
+System.out.println("ISBN    书名        价格      出版社    作者");
+for (int i = 0; i < BookInfo.length; i++) {
+if(BookInfo[i][0]==null) {
+break;
+}
+
+for (int j = 0; j < BookInfo[i].length; j++) {
+System.out.print(BookInfo[i][j]+"  ");
+}
+System.out.println();
+}
+
+break;
+case 7:
+BookManage() ;
+break;
+
+default:
+break;
+}
+}
+
+private static void PressInquiry() {
+	// 出版社查询
+			
+			String[][] pubs = new String[PressInfo.length][3];
+			
+			
+			for (int i = 0; i < pubs.length; i++) {
+				if (PressInfo[i][0]!=null) {
+					pubs[i] = PressInfo[i];
+				}
+			}
+			for (int i = 0; i < pubs.length; i++) {
+				if (pubs[i][0]!=null) {
+					System.out.print((i+1)+"."+pubs[i][0]+" ");
+				}
+			}
+			System.out.println();
+			System.out.println("请选择出版社");
+			int key = arr.nextInt();
+			System.out.println("ISBN\t书名\t价格\t出版社\t作者");
+			for (int i = 0; i < BookInfo.length; i++) {
+				if (pubs[key-1][0].equals(BookInfo[i][3])) {
+					System.out.println(BookInfo[i][0]+"\t"+BookInfo[i][1]+"\t"+BookInfo   [i][2]
+							+"\t"+BookInfo[i][3]+"\t"+BookInfo[i][4]);
+				}
+			}
+}
+
+private static void update() {//更新
+System.out.println("请输入ISBN号：");
+String updateISBN=arr.next();           
+      for (int i = 0; i < BookInfo.length; i++) {
+if (updateISBN.equals(BookInfo[i][0])) {
+System.out.println("请输入新的书名：");
+String newName =arr.next();
+System.out.println("请输入新的价格：");
+String newMoney=arr.next();
+System.out.println("请输入新的出版社：");
+String newpublishing=arr.next();
+System.out.println("请输入新的作者：");
+String newWorker=arr.next();
+int index=-1;
+for (int j = 0; j < BookInfo.length; j++) {
+if(userinfo[j][0]==null) {
+index=j;
+break;
+}
+}
+userinfo[index][1]=newName;
+userinfo[index][2]=newMoney;
+userinfo[index][3]=newpublishing;
+userinfo[index][4]=newWorker;
+}else {
+System.out.println("没查找到这个ISBN，请重新输入");
+ BookManage() ;
+}
+}
+
+}
+
+private static void remove() {//删除
+System.out.println("请输入要删除的书本名称：");
+String delBook=arr.next();
+int index=-1;
+for (int i = 0; i < BookInfo.length; i++) {
+if (delBook.equals(BookInfo[i][1])) {
+index=i;
+break;
+}
+}
+BookInfo[index][0]=null;
+BookInfo[index][1]=null;
+BookInfo[index][2]=null;
+BookInfo[index][3]=null;
+BookInfo[index][4]=null;
+System.out.println("删除成功!");
+BookManage();
+}
+
+private static void increase() {//增加
+int index=-1;
+for (int i = 0; i < BookInfo.length; i++) {
+if(BookInfo[i][0]==null) {
+index=i;
+break;
+}
+
+}
+System.out.println("请输入图书ISBN:");
+String ISBN=arr.next();
+for (int i = 0; i < BookInfo.length; i++) {
+if (ISBN.equals(BookInfo[i][0])) {
+System.out.println("图书已存在");
+BookManage();
+}else {
+BookInfo[index][0]=ISBN;
+System.out.println("请输入书名:");
+BookInfo[index][1]=arr.next();
+System.out.println("请输入价格:");
+BookInfo[index][2]=arr.next();
+System.out.println("请输入出版社:");
+BookInfo[index][3]=arr.next();
+System.out.println("请输入作者:");
+BookInfo[index][4]=arr.next();
+System.out.println("添加成功！");
+}
+
+}
+
+
+BookManage();
+
+}
+
+private static void register() {//注册
+System.out.println("请输入所属部门：");
+String apartment =arr.next();
+System.out.println("请输入用户角色：");
+String name =arr.next();
+System.out.println("请输入用户名：");
+String user =arr.next();
+System.out.println("请输入密码：");
+String password =arr.next();
+System.out.println("注册成功！");
+System.out.println(user+","+"欢迎来到闽大图书管理系统！");
+
+int index=-1;
+for (int i = 0; i < userinfo.length; i++) {
+if(userinfo[i][0]==null) {
+index=i;
+break;
+}
+}
+userinfo[index][0]=apartment;
+userinfo[index][1]=name;
+userinfo[index][2]=user;
+userinfo[index][3]=password;
+head();
+}
+private static  boolean isExist(String[][] arr,int index,String isbn) {
+boolean flag=false;
+for (int i = 0; i < arr.length; i++) {
+if (isbn.equals(BookInfo[i][2])) {
+flag=true;
+break;
+}
+}
+return flag;
+}
+
+
+}
\ No newline at end of file
-- 
Gitee


From 45a13a599d1e47f5a19362e079679ae812a95bdc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=96=E7=BA=B7?=
 <8332024+o2444091281@user.noreply.gitee.com>
Date: Thu, 6 May 2021 10:40:29 +0800
Subject: [PATCH 2/3] =?UTF-8?q?=E5=88=A0=E9=99=A4=E6=96=87=E4=BB=B6=20Java?=
 =?UTF-8?q?=E9=A1=B9=E7=9B=AE=5F=E7=BC=96=E8=AF=91=E7=89=88/=E7=AC=AC4?=
 =?UTF-8?q?=E5=B0=8F=E7=BB=84/=E9=BB=84=E9=94=9F=E5=AE=87/=E9=BB=84?=
 =?UTF-8?q?=E9=94=9F=E5=AE=87?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 ...\344\271\246\347\256\241\347\220\206.java" | 561 ------------------
 1 file changed, 561 deletions(-)
 delete mode 100644 "Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java"

diff --git "a/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java" "b/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java"
deleted file mode 100644
index f1354cf..0000000
--- "a/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java"
+++ /dev/null
@@ -1,561 +0,0 @@
-import java.awt.print.Book;
-import java.lang.invoke.SwitchPoint;
-import java.lang.reflect.Array;
-import java.util.IllegalFormatCodePointException;
-import java.util.Scanner;
-
-import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter.DEFAULT;
-
-public class Apr26 {
-static String userinfo[][]=new String[100][4];
-static String BookInfo[][]=new String[100][5];
-static String PressInfo[][]=new String[100][3];
-static Scanner arr =new Scanner(System.in);
-
-public static void main(String[] args) {
-// TODO 自动生成的方法存根
-initialize();//初始化
-head();//登录--注册
-}
-
-private static void initialize() {//初始化
-userinfo [0] [0]="软件部";
-userinfo [0] [1]="软件开发员";
-userinfo [0] [2]="name1";
-userinfo [0] [3]="123";
-
-userinfo [1] [0]="测试部";
-userinfo [1] [1]="测试员";
-userinfo [1] [2]="name2";
-userinfo [1] [3]="123";
-
-userinfo [2] [0]="测试部";
-userinfo [2] [1]="测试员";
-userinfo [2] [2]="admin";
-userinfo [2] [3]="123";
-
-BookInfo[0][0]="A1111";
-BookInfo[0][1]="白夜行";
-BookInfo[0][2]="1";
-BookInfo[0][3]="cs1";
-BookInfo[0][4]="1";
-
-BookInfo[1][0]="B2222";
-BookInfo[1][1]="三国演义";
-BookInfo[1][2]="2";
-BookInfo[1][3]="cs2";
-BookInfo[1][4]="2";
-
-BookInfo[1][0]="C3333";
-BookInfo[1][1]="水浒传";
-BookInfo[1][2]="3";
-BookInfo[1][3]="cs3";
-BookInfo[1][4]="3";
-
-PressInfo[0][0]="中华书局";
-PressInfo[0][1]="北京市王府井大街36号";
-PressInfo[0][2]="张三";
-
-PressInfo[1][0]="作家出版社";
-PressInfo[1][1]="香港九龙荷李活商业中心8楼";
-PressInfo[1][2]="李四";
-}
-private static void head() {// 登录--注册
-System.out.println("欢迎来到闽大图书管理系统！");
-System.out.println("1.登录 2.注册");
-int a= arr.nextInt();
-switch(a) {
-case 1:
-enter();
-break;
-case 2:
-register();
-break;
-}
-
-}
-
-private static void enter() {//登录
-System.out.println("请输入用户名：");
-String usesrName=arr.next();
-System.out.println("请输入密码：");
-String parkword=arr.next();
-boolean judge=false;
-
-for (int i = 0; i < userinfo.length; i++) {
-if (usesrName.equals(userinfo[i][2]) && parkword.equals(userinfo[i][3])) {
-judge=true;
-break;
-}
-}
-if (judge) {
-System.out.println("登录成功！");
-System.out.println(usesrName+","+"欢迎来到闽大图书管理系统！");
-LibraryMM();
-}else {
-System.out.println("用户名或密码错误！请重新登录！");
-head();
-}
-
-}
-
-
-private static void LibraryMM() {//图书管理系统
-System.out.println("请输入数字进行选择：1 图书管理  2 出版社管理  3 退出登录  4 退出系统");
-int a= arr.nextInt();
-switch(a) {
-case 1:
-BookManage();//图书管理
-break;
-case 2:
-publishingHouse();//出版社管理
-case 3:
-head();//出版设管理
-break;
-case 4:
-System.exit(0);//退出系统
-break;
-}
-
-}
-
-private static void publishingHouse() {//出版设管理
-System.out.println("请输入：1.增加 2.删除 3.更新 4.根据出版社名称查询 5.查询所有出版社 6.返回上一级菜单");
-int a= arr.nextInt();
-switch(a) {
-case 1://增加
-increase2();
-break;
-case 2://删除
-remove2();
-break;
-case 3://更新
-update2();
-break;
-case 4://查询
-NameQuery();
-case 5:
-System.out.println("出版社名称      地址    联系人");
-for (int i = 0; i < PressInfo.length; i++) {
-if(PressInfo[i][0]==null) {
-break;
-}
-
-for (int j = 0; j < PressInfo[i].length; j++) {
-System.out.print(PressInfo[i][j]+"  ");
-}
-System.out.println();
-}
-case 6:
-LibraryMM();
-break;
-}
-}
-
-private static void BookManage() {//图书管理
-System.out.println("请输入：1.增加 2.删除 3.更新 4.查询 5.返回上一级菜单");
-int a= arr.nextInt();
-switch(a) {
-case 1://增加
-increase();
-break;
-case 2://删除
-remove();
-case 3://更新
-update();
-break;
-case 4://查询
-inquire();
-case 5:
-LibraryMM();
-break;
-}
-
-}
-private static void NameQuery() {
-System.out.println("请输入出版社名称：");
-String name=arr.next();
-for (int i = 0; i < PressInfo.length; i++) {
-if (name.equals(PressInfo[i][0])) {
-System.out.println("出版社名称："+name);
-System.out.println("出版社地址："+PressInfo[i][1]);
-System.out.println("出版社联系人："+PressInfo[i][2]);
-LibraryMM();
-break;
-}else {
-System.out.println("请输入正确的出版社名称");
-publishingHouse();
-}
-}
-}
-private static void update2() {//出版社更新
-System.out.println("请输入要更新的出版社名称：");
-String updateName=arr.next();           
-      for (int i = 0; i < PressInfo.length; i++) {
-if (updateName.equals(PressInfo[i][0])) {
-System.out.println("请输入要更新的地址：");
-String newddress =arr.next();
-System.out.println("请输入要更新的联系人姓名：");
-String newName=arr.next();
-System.out.println("更新成功");
-System.out.println("出版社名称      地址                            联系人");
-System.out.println(updateName+"      "+newddress+"                 "+newName);
-int index=-1;
-for (int j = 0; j < PressInfo.length; j++) {
-if(userinfo[j][0]==null) {
-index=j;
-break;
-}
-}
-PressInfo[index][1]=newddress;
-PressInfo[index][2]=newName;
-LibraryMM();
-}else {
-System.out.println("没查找到这个出版社，请重新输入");
-LibraryMM();
-}
-}
-
-
-}
-
-private static void remove2() {//出版社删除
-System.out.println("请输入要删除的出版社名称：");
-String delName=arr.next();
-isExist(PressInfo, 0, delName);
-int index=-1;
-for (int i = 0; i < PressInfo.length; i++) {
-if (delName.equals(PressInfo[i][0])) {
-index=i;
-break;
-}
-}
-
-PressInfo[index][0]=null;
-PressInfo[index][1]=null;
-PressInfo[index][2]=null;
-System.out.println("删除成功!");
-LibraryMM();
-
-}
-
-private static void increase2() {//出版社增加
-	int index=-1;
-	for (int i = 0; i < PressInfo.length; i++) {
-		if(PressInfo[i][0]==null) {
-			index=i;
-			break;
-		}
-		
-	}
-System.out.println("请输入出版社名称：");
-PressInfo[index][0]=arr.next();
-System.out.println("请输入出版社地址：");
-PressInfo[index][1]=arr.next();
-System.out.println("请输入出版社联系人：");
-PressInfo[index][2]=arr.next();
-System.out.println("出版社添加成功");
-LibraryMM();
-
-}
-private static void inquire() {//查询
-System.out.println("请输入查询种类：1.isbn 2.书名（模糊） 3.出版社 4. 作者 5. 价格范围 6.查询所有 7.返回上一级 ");
-int a=arr.nextInt();
-switch (a) {
-case 1:
-System.out.println("请输入ISBN号：");
-String isbn=arr.next();
-for (int i = 0; i < BookInfo.length; i++) {
-if (isbn.equals(BookInfo[i][0])) {
-System.out.println("ISBN    书名        价格           出版社         作者");
-System.out.print(BookInfo[i][0]);
-System.out.print("   ");
-System.out.print(BookInfo[i][1]);
-System.out.print("   ");
-System.out.print(BookInfo[i][2]);
-System.out.print("   ");
-System.out.print(BookInfo[i][3]);
-System.out.print("   ");
-System.out.print(BookInfo[i][4]);
-System.out.println();
-inquire();
-break;
-}else {
-System.out.println("请输入正确的ISBN");
-inquire();
-}
-}
-break;
-case 2:
-System.out.println("请输入书名：");
-String book=arr.next();
-for (int i = 0; i < BookInfo.length; i++) {
-if (BookInfo!=null  && BookInfo[i][1].indexOf(book)!=-1) {
-System.out.println("ISBN    书名        价格           出版社         作者");
-System.out.print(BookInfo[i][0]);
-System.out.print("   ");
-System.out.print(BookInfo[i][1]);
-System.out.print("   ");
-System.out.print(BookInfo[i][2]);
-System.out.print("   ");
-System.out.print(BookInfo[i][3]);
-System.out.print("   ");
-System.out.print(BookInfo[i][4]);
-System.out.println();
-inquire();
-break;
-}else {
-System.out.println("请输入正确的书名");
-inquire();
-}
-}
-break;
-case 3:
-	PressInquiry();
-//System.out.println("请输入出版社：");
-//String press=arr.next();
-//for (int i = 0; i < PressInfo.length; i++) {
-//if (press.equals(BookInfo[i][2])) {
-//System.out.println("ISBN    书名        价格           出版社         作者");
-//System.out.print(BookInfo[i][0]);
-//System.out.print("   ");
-//System.out.print(BookInfo[i][1]);
-//System.out.print("   ");
-//System.out.print(BookInfo[i][2]);
-//System.out.print("   ");
-//System.out.print(BookInfo[i][3]);
-//System.out.print("   ");
-//System.out.print(BookInfo[i][4]);
-//System.out.println();
-//inquire();
-//break;
-//}else {
-//System.out.println("请输入正确的出版社");
-//inquire();
-//}
-//}
-break;
-case 4:
-System.out.println("请输入作者：");
-String worker=arr.next();
-for (int i = 0; i < BookInfo.length; i++) {
-if (worker.equals(BookInfo[i][3])) {
-System.out.println("ISBN    书名        价格           出版社         作者");
-System.out.print(BookInfo[i][0]);
-System.out.print("   ");
-System.out.print(BookInfo[i][1]);
-System.out.print("   ");
-System.out.print(BookInfo[i][2]);
-System.out.print("   ");
-System.out.print(BookInfo[i][3]);
-System.out.print("   ");
-System.out.print(BookInfo[i][4]);
-System.out.println();
-inquire();
-break;
-}else {
-System.out.println("请输入正确的作者");
-inquire();
-}
-}
-
-break;
-case 5:
-System.out.println("请输入查询的价格区间：");
-double money1=arr.nextDouble();
-double money2=arr.nextDouble();
-for (int i = 0; i < BookInfo.length; i++) {
-double price = Double.parseDouble(BookInfo[i][4]);
-if (money1<=price && money2>=price) {
-System.out.println("ISBN    书名        价格           出版社         作者");
-System.out.print(BookInfo[i][0]);
-System.out.print("   ");
-System.out.print(BookInfo[i][1]);
-System.out.print("   ");
-System.out.print(BookInfo[i][2]);
-System.out.print( "   ");
-System.out.print(BookInfo[i][3]);
-System.out.print("   ");
-System.out.print(BookInfo[i][4]);
-System.out.println();
-inquire();
-break;
-}
-}
-
-break;
-case 6:
-System.out.println("ISBN    书名        价格      出版社    作者");
-for (int i = 0; i < BookInfo.length; i++) {
-if(BookInfo[i][0]==null) {
-break;
-}
-
-for (int j = 0; j < BookInfo[i].length; j++) {
-System.out.print(BookInfo[i][j]+"  ");
-}
-System.out.println();
-}
-
-break;
-case 7:
-BookManage() ;
-break;
-
-default:
-break;
-}
-}
-
-private static void PressInquiry() {
-	// 出版社查询
-			
-			String[][] pubs = new String[PressInfo.length][3];
-			
-			
-			for (int i = 0; i < pubs.length; i++) {
-				if (PressInfo[i][0]!=null) {
-					pubs[i] = PressInfo[i];
-				}
-			}
-			for (int i = 0; i < pubs.length; i++) {
-				if (pubs[i][0]!=null) {
-					System.out.print((i+1)+"."+pubs[i][0]+" ");
-				}
-			}
-			System.out.println();
-			System.out.println("请选择出版社");
-			int key = arr.nextInt();
-			System.out.println("ISBN\t书名\t价格\t出版社\t作者");
-			for (int i = 0; i < BookInfo.length; i++) {
-				if (pubs[key-1][0].equals(BookInfo[i][3])) {
-					System.out.println(BookInfo[i][0]+"\t"+BookInfo[i][1]+"\t"+BookInfo   [i][2]
-							+"\t"+BookInfo[i][3]+"\t"+BookInfo[i][4]);
-				}
-			}
-}
-
-private static void update() {//更新
-System.out.println("请输入ISBN号：");
-String updateISBN=arr.next();           
-      for (int i = 0; i < BookInfo.length; i++) {
-if (updateISBN.equals(BookInfo[i][0])) {
-System.out.println("请输入新的书名：");
-String newName =arr.next();
-System.out.println("请输入新的价格：");
-String newMoney=arr.next();
-System.out.println("请输入新的出版社：");
-String newpublishing=arr.next();
-System.out.println("请输入新的作者：");
-String newWorker=arr.next();
-int index=-1;
-for (int j = 0; j < BookInfo.length; j++) {
-if(userinfo[j][0]==null) {
-index=j;
-break;
-}
-}
-userinfo[index][1]=newName;
-userinfo[index][2]=newMoney;
-userinfo[index][3]=newpublishing;
-userinfo[index][4]=newWorker;
-}else {
-System.out.println("没查找到这个ISBN，请重新输入");
- BookManage() ;
-}
-}
-
-}
-
-private static void remove() {//删除
-System.out.println("请输入要删除的书本名称：");
-String delBook=arr.next();
-int index=-1;
-for (int i = 0; i < BookInfo.length; i++) {
-if (delBook.equals(BookInfo[i][1])) {
-index=i;
-break;
-}
-}
-BookInfo[index][0]=null;
-BookInfo[index][1]=null;
-BookInfo[index][2]=null;
-BookInfo[index][3]=null;
-BookInfo[index][4]=null;
-System.out.println("删除成功!");
-BookManage();
-}
-
-private static void increase() {//增加
-int index=-1;
-for (int i = 0; i < BookInfo.length; i++) {
-if(BookInfo[i][0]==null) {
-index=i;
-break;
-}
-
-}
-System.out.println("请输入图书ISBN:");
-String ISBN=arr.next();
-for (int i = 0; i < BookInfo.length; i++) {
-if (ISBN.equals(BookInfo[i][0])) {
-System.out.println("图书已存在");
-BookManage();
-}else {
-BookInfo[index][0]=ISBN;
-System.out.println("请输入书名:");
-BookInfo[index][1]=arr.next();
-System.out.println("请输入价格:");
-BookInfo[index][2]=arr.next();
-System.out.println("请输入出版社:");
-BookInfo[index][3]=arr.next();
-System.out.println("请输入作者:");
-BookInfo[index][4]=arr.next();
-System.out.println("添加成功！");
-}
-
-}
-
-
-BookManage();
-
-}
-
-private static void register() {//注册
-System.out.println("请输入所属部门：");
-String apartment =arr.next();
-System.out.println("请输入用户角色：");
-String name =arr.next();
-System.out.println("请输入用户名：");
-String user =arr.next();
-System.out.println("请输入密码：");
-String password =arr.next();
-System.out.println("注册成功！");
-System.out.println(user+","+"欢迎来到闽大图书管理系统！");
-
-int index=-1;
-for (int i = 0; i < userinfo.length; i++) {
-if(userinfo[i][0]==null) {
-index=i;
-break;
-}
-}
-userinfo[index][0]=apartment;
-userinfo[index][1]=name;
-userinfo[index][2]=user;
-userinfo[index][3]=password;
-head();
-}
-private static  boolean isExist(String[][] arr,int index,String isbn) {
-boolean flag=false;
-for (int i = 0; i < arr.length; i++) {
-if (isbn.equals(BookInfo[i][2])) {
-flag=true;
-break;
-}
-}
-return flag;
-}
-
-
-}
\ No newline at end of file
-- 
Gitee


From 6350d9ba048789b8712dc64e12c713dfbec05c10 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=96=E7=BA=B7?=
 <8332024+o2444091281@user.noreply.gitee.com>
Date: Thu, 6 May 2021 10:40:51 +0800
Subject: [PATCH 3/3] =?UTF-8?q?=E9=BB=84=E9=94=9F=E5=AE=87?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../Apr26.bat"                                |   1 +
 .../Apr26.class"                              | Bin 0 -> 11481 bytes
 ...\344\271\246\347\256\241\347\220\206.java" | 561 ++++++++++++++++++
 3 files changed, 562 insertions(+)
 create mode 100644 "Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/Apr26.bat"
 create mode 100644 "Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/Apr26.class"
 create mode 100644 "Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java"

diff --git "a/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/Apr26.bat" "b/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/Apr26.bat"
new file mode 100644
index 0000000..14c53ec
--- /dev/null
+++ "b/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/Apr26.bat"
@@ -0,0 +1 @@
+java Apr26
\ No newline at end of file
diff --git "a/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/Apr26.class" "b/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/Apr26.class"
new file mode 100644
index 0000000000000000000000000000000000000000..9eac7eeb6dba2502170a4a3ec10dc7dcb124013f
GIT binary patch
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literal 0
HcmV?d00001

diff --git "a/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java" "b/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java"
new file mode 100644
index 0000000..f1354cf
--- /dev/null
+++ "b/Java\351\241\271\347\233\256_\347\274\226\350\257\221\347\211\210/\347\254\2544\345\260\217\347\273\204/\351\273\204\351\224\237\345\256\207/\345\233\276\344\271\246\347\256\241\347\220\206.java"
@@ -0,0 +1,561 @@
+import java.awt.print.Book;
+import java.lang.invoke.SwitchPoint;
+import java.lang.reflect.Array;
+import java.util.IllegalFormatCodePointException;
+import java.util.Scanner;
+
+import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter.DEFAULT;
+
+public class Apr26 {
+static String userinfo[][]=new String[100][4];
+static String BookInfo[][]=new String[100][5];
+static String PressInfo[][]=new String[100][3];
+static Scanner arr =new Scanner(System.in);
+
+public static void main(String[] args) {
+// TODO 自动生成的方法存根
+initialize();//初始化
+head();//登录--注册
+}
+
+private static void initialize() {//初始化
+userinfo [0] [0]="软件部";
+userinfo [0] [1]="软件开发员";
+userinfo [0] [2]="name1";
+userinfo [0] [3]="123";
+
+userinfo [1] [0]="测试部";
+userinfo [1] [1]="测试员";
+userinfo [1] [2]="name2";
+userinfo [1] [3]="123";
+
+userinfo [2] [0]="测试部";
+userinfo [2] [1]="测试员";
+userinfo [2] [2]="admin";
+userinfo [2] [3]="123";
+
+BookInfo[0][0]="A1111";
+BookInfo[0][1]="白夜行";
+BookInfo[0][2]="1";
+BookInfo[0][3]="cs1";
+BookInfo[0][4]="1";
+
+BookInfo[1][0]="B2222";
+BookInfo[1][1]="三国演义";
+BookInfo[1][2]="2";
+BookInfo[1][3]="cs2";
+BookInfo[1][4]="2";
+
+BookInfo[1][0]="C3333";
+BookInfo[1][1]="水浒传";
+BookInfo[1][2]="3";
+BookInfo[1][3]="cs3";
+BookInfo[1][4]="3";
+
+PressInfo[0][0]="中华书局";
+PressInfo[0][1]="北京市王府井大街36号";
+PressInfo[0][2]="张三";
+
+PressInfo[1][0]="作家出版社";
+PressInfo[1][1]="香港九龙荷李活商业中心8楼";
+PressInfo[1][2]="李四";
+}
+private static void head() {// 登录--注册
+System.out.println("欢迎来到闽大图书管理系统！");
+System.out.println("1.登录 2.注册");
+int a= arr.nextInt();
+switch(a) {
+case 1:
+enter();
+break;
+case 2:
+register();
+break;
+}
+
+}
+
+private static void enter() {//登录
+System.out.println("请输入用户名：");
+String usesrName=arr.next();
+System.out.println("请输入密码：");
+String parkword=arr.next();
+boolean judge=false;
+
+for (int i = 0; i < userinfo.length; i++) {
+if (usesrName.equals(userinfo[i][2]) && parkword.equals(userinfo[i][3])) {
+judge=true;
+break;
+}
+}
+if (judge) {
+System.out.println("登录成功！");
+System.out.println(usesrName+","+"欢迎来到闽大图书管理系统！");
+LibraryMM();
+}else {
+System.out.println("用户名或密码错误！请重新登录！");
+head();
+}
+
+}
+
+
+private static void LibraryMM() {//图书管理系统
+System.out.println("请输入数字进行选择：1 图书管理  2 出版社管理  3 退出登录  4 退出系统");
+int a= arr.nextInt();
+switch(a) {
+case 1:
+BookManage();//图书管理
+break;
+case 2:
+publishingHouse();//出版社管理
+case 3:
+head();//出版设管理
+break;
+case 4:
+System.exit(0);//退出系统
+break;
+}
+
+}
+
+private static void publishingHouse() {//出版设管理
+System.out.println("请输入：1.增加 2.删除 3.更新 4.根据出版社名称查询 5.查询所有出版社 6.返回上一级菜单");
+int a= arr.nextInt();
+switch(a) {
+case 1://增加
+increase2();
+break;
+case 2://删除
+remove2();
+break;
+case 3://更新
+update2();
+break;
+case 4://查询
+NameQuery();
+case 5:
+System.out.println("出版社名称      地址    联系人");
+for (int i = 0; i < PressInfo.length; i++) {
+if(PressInfo[i][0]==null) {
+break;
+}
+
+for (int j = 0; j < PressInfo[i].length; j++) {
+System.out.print(PressInfo[i][j]+"  ");
+}
+System.out.println();
+}
+case 6:
+LibraryMM();
+break;
+}
+}
+
+private static void BookManage() {//图书管理
+System.out.println("请输入：1.增加 2.删除 3.更新 4.查询 5.返回上一级菜单");
+int a= arr.nextInt();
+switch(a) {
+case 1://增加
+increase();
+break;
+case 2://删除
+remove();
+case 3://更新
+update();
+break;
+case 4://查询
+inquire();
+case 5:
+LibraryMM();
+break;
+}
+
+}
+private static void NameQuery() {
+System.out.println("请输入出版社名称：");
+String name=arr.next();
+for (int i = 0; i < PressInfo.length; i++) {
+if (name.equals(PressInfo[i][0])) {
+System.out.println("出版社名称："+name);
+System.out.println("出版社地址："+PressInfo[i][1]);
+System.out.println("出版社联系人："+PressInfo[i][2]);
+LibraryMM();
+break;
+}else {
+System.out.println("请输入正确的出版社名称");
+publishingHouse();
+}
+}
+}
+private static void update2() {//出版社更新
+System.out.println("请输入要更新的出版社名称：");
+String updateName=arr.next();           
+      for (int i = 0; i < PressInfo.length; i++) {
+if (updateName.equals(PressInfo[i][0])) {
+System.out.println("请输入要更新的地址：");
+String newddress =arr.next();
+System.out.println("请输入要更新的联系人姓名：");
+String newName=arr.next();
+System.out.println("更新成功");
+System.out.println("出版社名称      地址                            联系人");
+System.out.println(updateName+"      "+newddress+"                 "+newName);
+int index=-1;
+for (int j = 0; j < PressInfo.length; j++) {
+if(userinfo[j][0]==null) {
+index=j;
+break;
+}
+}
+PressInfo[index][1]=newddress;
+PressInfo[index][2]=newName;
+LibraryMM();
+}else {
+System.out.println("没查找到这个出版社，请重新输入");
+LibraryMM();
+}
+}
+
+
+}
+
+private static void remove2() {//出版社删除
+System.out.println("请输入要删除的出版社名称：");
+String delName=arr.next();
+isExist(PressInfo, 0, delName);
+int index=-1;
+for (int i = 0; i < PressInfo.length; i++) {
+if (delName.equals(PressInfo[i][0])) {
+index=i;
+break;
+}
+}
+
+PressInfo[index][0]=null;
+PressInfo[index][1]=null;
+PressInfo[index][2]=null;
+System.out.println("删除成功!");
+LibraryMM();
+
+}
+
+private static void increase2() {//出版社增加
+	int index=-1;
+	for (int i = 0; i < PressInfo.length; i++) {
+		if(PressInfo[i][0]==null) {
+			index=i;
+			break;
+		}
+		
+	}
+System.out.println("请输入出版社名称：");
+PressInfo[index][0]=arr.next();
+System.out.println("请输入出版社地址：");
+PressInfo[index][1]=arr.next();
+System.out.println("请输入出版社联系人：");
+PressInfo[index][2]=arr.next();
+System.out.println("出版社添加成功");
+LibraryMM();
+
+}
+private static void inquire() {//查询
+System.out.println("请输入查询种类：1.isbn 2.书名（模糊） 3.出版社 4. 作者 5. 价格范围 6.查询所有 7.返回上一级 ");
+int a=arr.nextInt();
+switch (a) {
+case 1:
+System.out.println("请输入ISBN号：");
+String isbn=arr.next();
+for (int i = 0; i < BookInfo.length; i++) {
+if (isbn.equals(BookInfo[i][0])) {
+System.out.println("ISBN    书名        价格           出版社         作者");
+System.out.print(BookInfo[i][0]);
+System.out.print("   ");
+System.out.print(BookInfo[i][1]);
+System.out.print("   ");
+System.out.print(BookInfo[i][2]);
+System.out.print("   ");
+System.out.print(BookInfo[i][3]);
+System.out.print("   ");
+System.out.print(BookInfo[i][4]);
+System.out.println();
+inquire();
+break;
+}else {
+System.out.println("请输入正确的ISBN");
+inquire();
+}
+}
+break;
+case 2:
+System.out.println("请输入书名：");
+String book=arr.next();
+for (int i = 0; i < BookInfo.length; i++) {
+if (BookInfo!=null  && BookInfo[i][1].indexOf(book)!=-1) {
+System.out.println("ISBN    书名        价格           出版社         作者");
+System.out.print(BookInfo[i][0]);
+System.out.print("   ");
+System.out.print(BookInfo[i][1]);
+System.out.print("   ");
+System.out.print(BookInfo[i][2]);
+System.out.print("   ");
+System.out.print(BookInfo[i][3]);
+System.out.print("   ");
+System.out.print(BookInfo[i][4]);
+System.out.println();
+inquire();
+break;
+}else {
+System.out.println("请输入正确的书名");
+inquire();
+}
+}
+break;
+case 3:
+	PressInquiry();
+//System.out.println("请输入出版社：");
+//String press=arr.next();
+//for (int i = 0; i < PressInfo.length; i++) {
+//if (press.equals(BookInfo[i][2])) {
+//System.out.println("ISBN    书名        价格           出版社         作者");
+//System.out.print(BookInfo[i][0]);
+//System.out.print("   ");
+//System.out.print(BookInfo[i][1]);
+//System.out.print("   ");
+//System.out.print(BookInfo[i][2]);
+//System.out.print("   ");
+//System.out.print(BookInfo[i][3]);
+//System.out.print("   ");
+//System.out.print(BookInfo[i][4]);
+//System.out.println();
+//inquire();
+//break;
+//}else {
+//System.out.println("请输入正确的出版社");
+//inquire();
+//}
+//}
+break;
+case 4:
+System.out.println("请输入作者：");
+String worker=arr.next();
+for (int i = 0; i < BookInfo.length; i++) {
+if (worker.equals(BookInfo[i][3])) {
+System.out.println("ISBN    书名        价格           出版社         作者");
+System.out.print(BookInfo[i][0]);
+System.out.print("   ");
+System.out.print(BookInfo[i][1]);
+System.out.print("   ");
+System.out.print(BookInfo[i][2]);
+System.out.print("   ");
+System.out.print(BookInfo[i][3]);
+System.out.print("   ");
+System.out.print(BookInfo[i][4]);
+System.out.println();
+inquire();
+break;
+}else {
+System.out.println("请输入正确的作者");
+inquire();
+}
+}
+
+break;
+case 5:
+System.out.println("请输入查询的价格区间：");
+double money1=arr.nextDouble();
+double money2=arr.nextDouble();
+for (int i = 0; i < BookInfo.length; i++) {
+double price = Double.parseDouble(BookInfo[i][4]);
+if (money1<=price && money2>=price) {
+System.out.println("ISBN    书名        价格           出版社         作者");
+System.out.print(BookInfo[i][0]);
+System.out.print("   ");
+System.out.print(BookInfo[i][1]);
+System.out.print("   ");
+System.out.print(BookInfo[i][2]);
+System.out.print( "   ");
+System.out.print(BookInfo[i][3]);
+System.out.print("   ");
+System.out.print(BookInfo[i][4]);
+System.out.println();
+inquire();
+break;
+}
+}
+
+break;
+case 6:
+System.out.println("ISBN    书名        价格      出版社    作者");
+for (int i = 0; i < BookInfo.length; i++) {
+if(BookInfo[i][0]==null) {
+break;
+}
+
+for (int j = 0; j < BookInfo[i].length; j++) {
+System.out.print(BookInfo[i][j]+"  ");
+}
+System.out.println();
+}
+
+break;
+case 7:
+BookManage() ;
+break;
+
+default:
+break;
+}
+}
+
+private static void PressInquiry() {
+	// 出版社查询
+			
+			String[][] pubs = new String[PressInfo.length][3];
+			
+			
+			for (int i = 0; i < pubs.length; i++) {
+				if (PressInfo[i][0]!=null) {
+					pubs[i] = PressInfo[i];
+				}
+			}
+			for (int i = 0; i < pubs.length; i++) {
+				if (pubs[i][0]!=null) {
+					System.out.print((i+1)+"."+pubs[i][0]+" ");
+				}
+			}
+			System.out.println();
+			System.out.println("请选择出版社");
+			int key = arr.nextInt();
+			System.out.println("ISBN\t书名\t价格\t出版社\t作者");
+			for (int i = 0; i < BookInfo.length; i++) {
+				if (pubs[key-1][0].equals(BookInfo[i][3])) {
+					System.out.println(BookInfo[i][0]+"\t"+BookInfo[i][1]+"\t"+BookInfo   [i][2]
+							+"\t"+BookInfo[i][3]+"\t"+BookInfo[i][4]);
+				}
+			}
+}
+
+private static void update() {//更新
+System.out.println("请输入ISBN号：");
+String updateISBN=arr.next();           
+      for (int i = 0; i < BookInfo.length; i++) {
+if (updateISBN.equals(BookInfo[i][0])) {
+System.out.println("请输入新的书名：");
+String newName =arr.next();
+System.out.println("请输入新的价格：");
+String newMoney=arr.next();
+System.out.println("请输入新的出版社：");
+String newpublishing=arr.next();
+System.out.println("请输入新的作者：");
+String newWorker=arr.next();
+int index=-1;
+for (int j = 0; j < BookInfo.length; j++) {
+if(userinfo[j][0]==null) {
+index=j;
+break;
+}
+}
+userinfo[index][1]=newName;
+userinfo[index][2]=newMoney;
+userinfo[index][3]=newpublishing;
+userinfo[index][4]=newWorker;
+}else {
+System.out.println("没查找到这个ISBN，请重新输入");
+ BookManage() ;
+}
+}
+
+}
+
+private static void remove() {//删除
+System.out.println("请输入要删除的书本名称：");
+String delBook=arr.next();
+int index=-1;
+for (int i = 0; i < BookInfo.length; i++) {
+if (delBook.equals(BookInfo[i][1])) {
+index=i;
+break;
+}
+}
+BookInfo[index][0]=null;
+BookInfo[index][1]=null;
+BookInfo[index][2]=null;
+BookInfo[index][3]=null;
+BookInfo[index][4]=null;
+System.out.println("删除成功!");
+BookManage();
+}
+
+private static void increase() {//增加
+int index=-1;
+for (int i = 0; i < BookInfo.length; i++) {
+if(BookInfo[i][0]==null) {
+index=i;
+break;
+}
+
+}
+System.out.println("请输入图书ISBN:");
+String ISBN=arr.next();
+for (int i = 0; i < BookInfo.length; i++) {
+if (ISBN.equals(BookInfo[i][0])) {
+System.out.println("图书已存在");
+BookManage();
+}else {
+BookInfo[index][0]=ISBN;
+System.out.println("请输入书名:");
+BookInfo[index][1]=arr.next();
+System.out.println("请输入价格:");
+BookInfo[index][2]=arr.next();
+System.out.println("请输入出版社:");
+BookInfo[index][3]=arr.next();
+System.out.println("请输入作者:");
+BookInfo[index][4]=arr.next();
+System.out.println("添加成功！");
+}
+
+}
+
+
+BookManage();
+
+}
+
+private static void register() {//注册
+System.out.println("请输入所属部门：");
+String apartment =arr.next();
+System.out.println("请输入用户角色：");
+String name =arr.next();
+System.out.println("请输入用户名：");
+String user =arr.next();
+System.out.println("请输入密码：");
+String password =arr.next();
+System.out.println("注册成功！");
+System.out.println(user+","+"欢迎来到闽大图书管理系统！");
+
+int index=-1;
+for (int i = 0; i < userinfo.length; i++) {
+if(userinfo[i][0]==null) {
+index=i;
+break;
+}
+}
+userinfo[index][0]=apartment;
+userinfo[index][1]=name;
+userinfo[index][2]=user;
+userinfo[index][3]=password;
+head();
+}
+private static  boolean isExist(String[][] arr,int index,String isbn) {
+boolean flag=false;
+for (int i = 0; i < arr.length; i++) {
+if (isbn.equals(BookInfo[i][2])) {
+flag=true;
+break;
+}
+}
+return flag;
+}
+
+
+}
\ No newline at end of file
-- 
Gitee