java开发图书管理系统,用文件存储数据

1、一：注册界面及代码：/* * bighomeworkcs2011z.libraryregisteframe.javaregisteframe苏州科技学院，计算机z1111，徐磊2013-11-13下午6:39:12 */package cs2011z.library;/* * author administrator * */import java.awt.dimension;import java.awt.gridlayout;import java.awt.toolkit;import java.awt.event.actionevent;import java.awt.event.act

2、ionlistener;import java.util.vector;import javax.swing.jbutton;import javax.swing.jframe;import javax.swing.jlabel;import javax.swing.joptionpane;import javax.swing.jpanel;import javax.swing.jpasswordfield;import javax.swing.jtextfield;import javax.swing.border.bevelborder;import javax.swing.border.

3、compoundborder;/* * author administrator * registeframe */public class registeframe extends jframe/* * 注册界面 */private static final long serialversionuid = 1l;/控件显示文件信息final string username=用 户 名:;final string password=密 码:;final string passwordok=确认密码:;final string commit=提交;final string cancel=取消;f

4、inal string null=;/网格布局行、列final int row=4;/行final int col=2;/列/窗体控件定义private jlabel lblusername;/此标签用于显示用户名private jlabel lblpassword;/此标签用于显示密码private jlabel lblpasswordok;/此标签用于显示确认密码private jtextfield txtusername;/此文本框用于用户输入注册的用户名private jpasswordfield txtpassword;/此密码框用于用户输入注册密码 private jpasswor

5、dfield txtpasswordok;/此密码框用于用户输入确认密码private jbutton btncommit;/按钮用于提交注册信息private jbutton btncancel;/按钮用于取消/用户列表public vector stvector=new vector();/窗体高宽设定final int width=600;final int height=400;/registeframe初始化suppresswarnings(unchecked)public registeframe(object obj,string title)super(title);/设置窗体

6、标题stvector =(vector)obj;/uservecsetsize(width,height);/窗体显示大小设置setvisible(true);setdefaultcloseoperation(jframe.dispose_on_close);/窗体关闭dimension screensize = toolkit.getdefaulttoolkit().getscreensize(); dimension framesize = this.getsize(); this.setlocation( (screensize.width - framesize.width) / 2,

7、 (screensize.height - framesize.height) / 2);init();/初始化/窗体初始化：增加控件public void init()/网格布局：32getcontentpane().setlayout(new gridlayout(row,col);/创建相应的控件lblusername=new jlabel(username);txtusername=new jtextfield();lblpassword=new jlabel(password);txtpassword=new jpasswordfield();lblpasswordok=new jl

8、abel(passwordok);txtpasswordok=new jpasswordfield();btncommit =new jbutton(commit);btncancel =new jbutton(cancel);/设置控件属性lblusername.sethorizontalalignment(0);/用户名居中显示lblusername.setborder(new compoundborder(null, new bevelborder(bevelborder.raised);/显示用户名：标签边框设置txtusername.setborder(new bevelborder

9、(bevelborder.lowered);/用户名文本本框边框lblpassword.sethorizontalalignment(0);/密码文字居中显示lblpassword.setborder(new compoundborder(null, new bevelborder(bevelborder.raised);/显示口令：标签边框设置txtpassword.setborder(new bevelborder(bevelborder.lowered);/密码框边框lblpasswordok.sethorizontalalignment(0);/确认密码居中显示lblpasswordo

10、k.setborder(new compoundborder(null, new bevelborder(bevelborder.raised);/显示确认密码：标签边框设置txtpasswordok.setborder(new bevelborder(bevelborder.lowered);/确认密码框边框/增加监听器/确定按钮btncommit.addactionlistener( new actionlistener() public void actionperformed(actionevent e)string username=txtusername.gettext().tri

11、m();/获取用户输入用户名string password=new string(txtpassword.getpassword().trim();/获取户输入的密码string passwordok=new string(txtpasswordok.getpassword().trim();boolean flag=true;char username=username.tochararray();for(char ch:username)if(ch=a&ch=a&ch=0&ch=9)flag=true;elseflag=false;if(flag)if(pareto(passwordok)

12、!=0)/注册失败 joptionpane.showmessagedialog( null, 两次密码不一致！, 注册失败, joptionpane.information_message );elseuser userregiste=new user(username,password);/创建一个用户对象stvector.add(userregiste);/obj.add();/注册成功 joptionpane.showmessagedialog( null, 用户名：+username+rn+密码：+password, 注册成功, joptionpane.information_mess

13、age ); dispose(); logonframe logon =new logonframe(stvector,用户登录); logon.setvisible(true);else/注册失败 joptionpane.showmessagedialog( null, 用户名不符合要求，请输入只有rn英文字母和数字组成的字符串。, 注册失败, joptionpane.information_message ););/取消按钮btncancel.addactionlistener(new actionlistener() public void actionperformed(actione

14、vent e) dispose(););/增加相应控件getcontentpane().add(lblusername);getcontentpane().add(txtusername);getcontentpane().add(lblpassword);getcontentpane().add(txtpassword);getcontentpane().add(lblpasswordok);getcontentpane().add(txtpasswordok);jpanel jp1 = new jpanel();jpanel jp2 = new jpanel();jp1.add(btnco

15、mmit);jp2.add(btncancel);getcontentpane().add(jp1);getcontentpane().add(jp2);public static void main(string args)registeframe frame =new registeframe(new vector(),用户注册);frame.setvisible(true);二：登录界面及代码。/* * bighomeworkcs2011z.librarylogonframe.javalogonframe苏州科技学院，计算机z1111，徐磊2013-11-15下午6:40:25 */pa

16、ckage cs2011z.library;/* * author administrator * */import java.awt.dimension;import java.awt.gridlayout;import java.awt.toolkit;import java.awt.event.actionevent;import java.awt.event.actionlistener;import java.util.vector;import javax.swing.jbutton;import javax.swing.jcheckbox;import javax.swing.j

17、frame;import javax.swing.jlabel;import javax.swing.joptionpane;import javax.swing.jpanel;import javax.swing.jpasswordfield;import javax.swing.jtextfield;import javax.swing.border.bevelborder;import javax.swing.border.compoundborder;/* * author administrator * logonframe */public class logonframe ext

18、ends jframe/* * 登录控件 */private static final long serialversionuid = 1l;/控件显示文件信息final string username=用户名:;final string password=密 码:;final string ok=确定;final string cancel=取消;final string null=;/网格布局行、列final int row=4;/行final int col=2;/列/窗体控件定义private jlabel lblusername;/此标签用于显示用户名private jlabel l

19、blpassword;/此标签用于显示密码private jtextfield txtusername;/此文本框用于用户输入登录用户名private jpasswordfield txtpassword;/此密码框用于用户输入登录密码private jbutton btnok;/按钮用于登录private jbutton btncancel;/按钮用于取消private jcheckbox chkmpwd;/记住密码private jcheckbox chkaotulogon;/自动登录/用户列表public vector stvector;/窗体高宽设定final int width=60

20、0;final int height=400;/logonframe初始化suppresswarnings(unchecked)public logonframe(object obj,string title)super(title);/设置窗体标题stvector =(vector)obj;setsize(width,height);/窗体显示大小设置setvisible(true);setdefaultcloseoperation(jframe.dispose_on_close);/窗体关闭dimension screensize = toolkit.getdefaulttoolkit(

21、).getscreensize(); dimension framesize = this.getsize(); this.setlocation( (screensize.width - framesize.width) / 2, (screensize.height - framesize.height) / 2);init();/初始化/窗体初始化：增加控件public void init()/网格布局：32getcontentpane().setlayout(new gridlayout(row,col);/创建相应的控件lblusername=new jlabel(username)

22、;txtusername=new jtextfield();lblpassword=new jlabel(password);txtpassword=new jpasswordfield();btnok =new jbutton(ok);btncancel =new jbutton(cancel);chkmpwd =new jcheckbox(记住密码);chkaotulogon=new jcheckbox(自动登录);/设置控件属性lblusername.sethorizontalalignment(0);/用户名居中显示lblusername.setborder(new compoundb

23、order(null, new bevelborder(bevelborder.raised);/显示用户名：标签边框设置txtusername.setborder(new bevelborder(bevelborder.lowered);/用户名文本本框边框lblpassword.sethorizontalalignment(0);/密码居中显示lblpassword.setborder(new compoundborder(null, new bevelborder(bevelborder.raised);/显示密码：标签边框设置txtpassword.setborder(new beve

24、lborder(bevelborder.lowered);/密码框边框chkmpwd.sethorizontalalignment(0);chkaotulogon.sethorizontalalignment(0);/增加监听器/确定按钮btnok.addactionlistener( new actionlistener() public void actionperformed(actionevent e)string username=txtusername.gettext().trim();/获取用户输入用户名string password=new string(txtpassword

25、.getpassword().trim();/获取户输入的密码user userlogon=new user(username,password);/创建一个用户对象boolean flag=false;/存在标记/用循环查询用户名和密码是否存在for(user user:stvector)/if(user.equals(userlogon)if(user.getusername().trim().compareto(userlogon.getusername().trim()=0&user.getpassword().trim().compareto(userlogon.getpasswor

26、d().trim()=0)flag=true; if(flag) /登录成功 joptionpane.showmessagedialog( null, 用户名：+userlogon.getusername()+rn用户登录成功！, 登录成功, joptionpane.information_message ); dispose(); alllayoutdemo demo =new alllayoutdemo(); demo.setlayout(); demo.setvisible(true); else /登录失败 joptionpane.showmessagedialog( null, 用户

27、名或口令错！请重新输入！,/提示信息 登录失败,/提示信息 joptionpane.information_message ); txtusername.settext(null);/用户名文本框设置为空 txtpassword.settext(null);/口令密码框设置为空 txtusername.setfocusable(true);/使其获得焦点 );/取消按钮btncancel.addactionlistener(new actionlistener() public void actionperformed(actionevent e) dispose(););/增加相应控件get

28、contentpane().add(lblusername);getcontentpane().add(txtusername);getcontentpane().add(lblpassword);getcontentpane().add(txtpassword);getcontentpane().add(chkmpwd);getcontentpane().add(chkaotulogon);jpanel jp1 = new jpanel();jpanel jp2 = new jpanel();jp1.add(btnok);jp2.add(btncancel);getcontentpane()

29、.add(jp1);getcontentpane().add(jp2);public static void main(string args)vector stvector=new vector ();stvector.add(0,new user(admin,123456);stvector.add(0,new user(xl,123456);stvector.add(1,new user(tom,123456);stvector.add(2,new user(jack,123456);stvector.add(3,new user(david,123456);logonframe fra

30、me = new logonframe(stvector,用户登录);frame.setvisible(true);三：登录主界面及代码。/* * cs2011z.library苏州科技学院，计算机z1111.徐磊2013年11月5日alllayoutdemo.java */package cs2011z.library;/* * author administrator * */import javax.swing.*;import javax.swing.event.*;import java.awt.*;import java.awt.event.*;import java.util.*

31、;public class alllayoutdemo extends jframe implements actionlistener/创建控件private jtextarea tacollect;private jlabel text = new jlabel(图书详细信息);private jlabel text1 = new jlabel(排序后结果输出);private jmenubar jmb = new jmenubar();private jmenu helpmenu = new jmenu(帮助);private jmenu listmenu = new jmenu(排序)

32、;private jmenu datamenu = new jmenu(数据操作);/private jbutton btnsearch = new jbutton(查找数据);private jbutton btninsert = new jbutton(插入数据);private jbutton btndelete = new jbutton(删除数据);/private container container = getcontentpane();private bookdata list = new bookdata1000;private dataoperate op = new d

33、ataoperate();private string lib = new string1000;private int date = new int 10004;private jmenuitem exititem = new jmenuitem(退出, t);private jmenuitem helpitem = new jmenuitem(帮助, h);private jmenuitem numlistitem = new jmenuitem(按图书号排序, n);private jmenuitem insertitem = new jmenuitem(插入数据,i);private

34、jmenuitem searchitem = new jmenuitem(查找数据,s);private jmenuitem deleteitem = new jmenuitem(删除数据,d);private jmenuitem changeitem = new jmenuitem(修改数据,c);jlist book;/无参构造函数，实现对图形界面的初始化public alllayoutdemo()super(图书管理信息系统);this.setsize(600,750);this.setresizable(false);this.setdefaultcloseoperation(jfra

35、me.exit_on_close);/主方法/public static void main(string args)/alllayoutdemo frame = new alllayoutdemo();/frame.setlayout();/frame.show();/布局设计public void setlayout()dataoperate op = new dataoperate();op.readdatabase();string string;string lib = new string1000;jlist book = new jlist(lib);container.setl

36、ayout(null);container.add(text);text.setbounds(220,10,200,25);for(int i = 1;i = op.getbookcount();i+)listi = op.r(i);string = 图书号: + listi.number + 图书名: + + 作者:+listi.author+ 图书价格:+listi.price+ 到馆时间: + listi.ltime + 借出时间: + listi.otime;libi = string; / jscrollpane myscrollpane=new jscroll

37、pane();myscrollpane.setbounds(10,40,570,360); container.add(book);myscrollpane.getviewport().add(book,null);this.getcontentpane().add(myscrollpane);book.setselectionmode(listselectionmodel.single_selection);this.setjmenubar(jmb);jmb.add(datamenu);jmb.add(listmenu);jmb.add(helpmenu);datamenu.add(inse

38、rtitem);datamenu.add(deleteitem);datamenu.add(searchitem);datamenu.add(changeitem);changeitem.setaccelerator(keystroke.getkeystroke(keyevent.vk_c, inputevent.ctrl_mask);insertitem.setaccelerator(keystroke.getkeystroke(keyevent.vk_i, inputevent.ctrl_mask);deleteitem.setaccelerator(keystroke.getkeystr

39、oke(keyevent.vk_d, inputevent.ctrl_mask);searchitem.setaccelerator(keystroke.getkeystroke(keyevent.vk_s, inputevent.ctrl_mask);/创建事件监听器insertitem.addactionlistener(this);deleteitem.addactionlistener(this);searchitem.addactionlistener(this);changeitem.addactionlistener(this);listmenu.add(numlistitem)

40、;numlistitem.setaccelerator(keystroke.getkeystroke(keyevent.vk_n, inputevent.ctrl_mask);numlistitem.addactionlistener(this);helpmenu.add(helpitem);helpmenu.add(exititem);helpitem.setaccelerator(keystroke.getkeystroke(keyevent.vk_h, inputevent.ctrl_mask);exititem.setaccelerator(keystroke.getkeystroke

41、(keyevent.vk_t, inputevent.ctrl_mask);exititem.addactionlistener(this);helpitem.addactionlistener(this);public void setlistlayout()int i;searchlayoutdemo search=new searchlayoutdemo();string string;/加载组件/container.add(text1);text1.setbounds(220,420,200,25);book = new jlist(lib); jscrollpane myscroll

42、pane = new jscrollpane();myscrollpane.setbounds(10,450,570,150); container.add(book);myscrollpane.getviewport().add(book,null);this.getcontentpane().add(myscrollpane);book.setselectionmode(listselectionmodel.single_selection);/for(i = 1;i = op.getbookcount();i+)/if(listi.otime!=null)string = 图书号: +

43、listi.number + 图书名: + + 作者:+listi.author+ 图书价格:+listi.price+ 到馆时间: + listi.ltime + 借出时间: + listi.otime;libi = string; /else/string = 图书号: + listi.number + 图书名: + +/ 作者:+listi.author+ 图书价格:+listi.price+ / 到馆时间: + listi.ltime;/libi = string; /public void chartoint(string data,int

44、 i)int a,b,c;a=data.indexof(.);b=data.indexof(-);c=data.indexof(:);datei0 = integer.parseint(data.substring(0,a);datei1 = integer.parseint(data.substring(a+1,b);datei2 = integer.parseint(data.substring(b+1,c);datei3 = integer.parseint(data.substring(c+1,data.length();/响应事件public void actionperformed

45、(actionevent e) int i,j; int index; bookdata temp; dataoperate op = new dataoperate(); int da = new int14; /numlistitem事件 if(e.getsource() = numlistitem) for(i = 1;i = 499;i+)libi = ; /排序 for(i = 1;i = op.getbookcount();i+) for(j = 1;j = 0) temp = listj; listj = listj+1; listj+1 = temp; this.setlist

46、layout(); this.setvisible(true);/ this.show(); /1.searchitem事件，调用searchlayoutdemo方法 if(e.getsource() = searchitem) dispose(); searchlayoutdemo window1 = new searchlayoutdemo();window1.setlayout();/window1.show();window1.setvisible(true); /2. if(e.getsource()=insertitem) dispose(); insertlayoutdemo window2=new insertlayoutdemo();window2.setlayout();window2.setvisible(true);/window2.show(); /3. if(e.getsource() = deleteitem) dispose(); deletelayoutdemo window3 = new deletelayoutdemo(); window3.setlayout(); window3.setvisible(true);/ window3.show(); /4. if(e.ge