本文实例为大家分享了java实现图书管理系统的具体代码，供大家参考，具体内容如下
/* (程序头部注释开始)
* 程序的版权和版本声明部分
* copyright (c) 2011, 烟台大学计算机学院学生
* all rights reserved.
* 文件名称： 《图书管理系统——java》
* 作 者： 刘江波
* 完成日期： 2012 年 3 月 1 日
* 版 本 号： v3.0
* 对任务及求解方法的描述部分
* 问题描述：
* 程序头部的注释结束
*/
文件包的建立情况：
bookdao.java
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/*
* to change this template, choose tools | templates
* and open the template in the editor.
*/
package com.liu.dao;
import com.liu.po.bookbean;
import java.io.*;
import java.util.hashmap;
import java.util.map;
import java.util.logging.level;
import java.util.logging.logger;
/**
*
* @author asus
*/
public class bookdao {
// 写
public void writebook(map<integer,bookbean >bookmap){
//
fileoutputstream fos = null;
objectoutputstream oos = null;
try {
fos = new fileoutputstream("f:\\\\缓存区\\\\book.txt");
oos = new objectoutputstream(fos);
oos.writeobject(bookmap);
//清空缓存区
oos.flush();
}
catch (filenotfoundexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
}
//异常级别高的在后边
catch (ioexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
}
finally{
try{
//先开后闭
oos.close();
fos.close();
}catch(ioexception ex){
logger.getlogger(typedao.class.getname()).log(level.severe,null,ex);
}
}
}
//读
public map<integer,bookbean>readbook(){
fileinputstream fis = null;
objectinputstream ois = null;
map<integer, bookbean> map = null;
try {
fis = new fileinputstream("f:\\\\缓存区\\\\book.txt");
ois = new objectinputstream(fis);
map = (map<integer, bookbean>) ois.readobject();//出现异常进入catch
} catch (classnotfoundexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
} catch (filenotfoundexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
} catch (ioexception ex) {
//logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
//ex.printstacktrace();
map=new hashmap<integer,bookbean>();//出现异常时，进行创建map
} finally{
try {
if(ois!=null){
ois.close();
}
if(fis!=null){
fis.close();
}
} catch (ioexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
}
}
return map;
}
}
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typedao.java
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/*
* to change this template, choose tools | templates
* and open the template in the editor.
*/
package com.liu.dao;
import com.liu.po.typebean;
import java.io.*;
import java.util.*;
import java.util.logging.*;
/**
*
* 对文件进行读和写操作
*/
public class typedao {
// 写
public void writetype(map<integer,typebean >typemap){
//
fileoutputstream fos = null;
objectoutputstream oos = null;
try {
fos = new fileoutputstream("f:\\\\缓存区\\\\type.txt");
oos = new objectoutputstream(fos);
oos.writeobject(typemap);
//清空缓存区
oos.flush();
}
catch (filenotfoundexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
}
//异常级别高的在后边
catch (ioexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
}
finally{
try{
//先开后闭
oos.close();
fos.close();
}catch(ioexception ex){
logger.getlogger(typedao.class.getname()).log(level.severe,null,ex);
}
}
}
//读
public map<integer,typebean>readtype(){
fileinputstream fis = null;
objectinputstream ois = null;
map<integer, typebean> map = null;
try {
fis = new fileinputstream("f:\\\\缓存区\\\\type.txt");
ois = new objectinputstream(fis);
map = (map<integer, typebean>) ois.readobject();//出现异常进入catch
} catch (classnotfoundexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
} catch (filenotfoundexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
} catch (ioexception ex) {
//logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
//ex.printstacktrace();
map=new hashmap<integer,typebean>();//出现异常时，进行创建map
} finally{
try {
if(ois!=null){
ois.close();
}
if(fis!=null){
fis.close();
}
} catch (ioexception ex) {
logger.getlogger(typedao.class.getname()).log(level.severe, null, ex);
}
}
return map;
}
}
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bookbean.java
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/*
* to change this template, choose tools | templates
* and open the template in the editor.
*/
package com.liu.po;
import java.io.serializable;
/**
*
* @author asus
*/
public class bookbean implements serializable{
private int id;
private string bookname;
private string booktype;
private string memo;
private string money;
/**
* @return the id
*/
public int getid() {
return id;
}
/**
* @param id the id to set
*/
public void setid(int id) {
this.id = id;
}
/**
* @return the bookname
*/
public string getbookname() {
return bookname;
}
/**
* @param bookname the bookname to set
*/
public void setbookname(string bookname) {
this.bookname = bookname;
}
/**
* @return the booktype
*/
public string getbooktype() {
return booktype;
}
/**
* @param booktype the booktype to set
*/
public void setbooktype(string booktype) {
this.booktype = booktype;
}
/**
* @return the memo
*/
public string getmemo() {
return memo;
}
/**
* @param memo the memo to set
*/
public void setmemo(string memo) {
this.memo = memo;
}
/**
* @return the money
*/
public string getmoney() {
return money;
}
/**
* @param money the money to set
*/
public void setmoney(string money) {
this.money = money;
}
}
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typebean.java
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/*
* to change this template, choose tools | templates
* and open the template in the editor.
*/
package com.liu.po;
/**
*
* @author asus
*/
import java.io.serializable;
public class typebean implements serializable{
private int id;
private string typename;
private string memo;
/**
* @return the id
*/
public int getid() {
return id;
}
/**
* @param id the id to set
*/
public void setid(int id) {
this.id = id;
}
/**
* @return the typename
*/
public string gettypename() {
return typename;
}
/**
* @param typename the typename to set
*/
public void settypename(string typename) {
this.typename = typename;
}
/**
* @return the memo
*/
public string getmemo() {
return memo;
}
/**
* @param memo the memo to set
*/
public void setmemo(string memo) {
this.memo = memo;
}
}
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loginform.java
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/*
* to change this template, choose tools | templates
* and open the template in the editor.
*/
/*
* loginform.java
*
* created on 2013-2-26, 18:33:36
*/
package com.liu.view;
import java.awt.event.keyadapter;
import java.awt.event.keyevent;
import javax.swing.joptionpane;
/**
*
* @author asus
*/
public class loginform extends javax.swing.jframe {
/** creates new form loginform */
public loginform() {
initcomponents();
}
/** this method is called from within the constructor to
* initialize the form.
* warning: do not modify this code. the content of this method is
* always regenerated by the form editor.
*/
@suppresswarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="generated code">
private void initcomponents() {
jlabel1 = new javax.swing.jlabel();
jlabel2 = new javax.swing.jlabel();
jlabel3 = new javax.swing.jlabel();
loginname = new javax.swing.jtextfield();
loginpwd = new javax.swing.jpasswordfield();
jbutton1 = new javax.swing.jbutton();
setdefaultcloseoperation(javax.swing.windowconstants.exit_on_close);
settitle("登陆界面");
setbounds(new java.awt.rectangle(300, 200, 0, 0));
seticonimage(new javax.swing.imageicon(getclass().getresource("/com/liu/resouce/logo.jpg")).getimage());
addkeylistener(new java.awt.event.keyadapter() {
public void keypressed(java.awt.event.keyevent evt) {
formkeypressed(evt);
}
});
jlabel1.setfont(new java.awt.font("宋体", 0, 36));
jlabel1.setforeground(new java.awt.color(204, 0, 0));
jlabel1.settext("图书管理系统");
jlabel2.setfont(new java.awt.font("宋体", 0, 24));
jlabel2.settext("用户名：");
jlabel3.setfont(new java.awt.font("宋体", 0, 24));
jlabel3.settext("密码：");
loginname.setname(""); // noi18n
loginname.addactionlistener(new java.awt.event.actionlistener() {
public void actionperformed(java.awt.event.actionevent evt) {
loginnameactionperformed(evt);
}
});
loginname.addkeylistener(new java.awt.event.keyadapter() {
public void keypressed(java.awt.event.keyevent evt) {
loginnamekeypressed(evt);
}
});
loginpwd.addkeylistener(new java.awt.event.keyadapter() {
public void keypressed(java.awt.event.keyevent evt) {
loginpwdkeypressed(evt);
}
});
jbutton1.setfont(new java.awt.font("宋体", 0, 24)); // noi18n
jbutton1.settext("登录");
jbutton1.addactionlistener(new java.awt.event.actionlistener() {
public void actionperformed(java.awt.event.actionevent evt) {
jbutton1actionperformed(evt);
}
});
javax.swing.grouplayout layout = new javax.swing.grouplayout(getcontentpane());
getcontentpane().setlayout(layout);
layout.sethorizontalgroup(
layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)
.addgroup(layout.createsequentialgroup()
.addgap(97, 97, 97)
.addgroup(layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)
.addcomponent(jlabel2)
.addcomponent(jlabel3))
.addpreferredgap(javax.swing.layoutstyle.componentplacement.unrelated)
.addgroup(layout.createparallelgroup(javax.swing.grouplayout.alignment.leading, false)
.addcomponent(loginpwd)
.addcomponent(loginname, javax.swing.grouplayout.default_size, 215, short.max_value))
.addcontainergap(88, short.max_value))
.addgroup(javax.swing.grouplayout.alignment.trailing, layout.createsequentialgroup()
.addcontainergap(130, short.max_value)
.addcomponent(jlabel1, javax.swing.grouplayout.preferred_size, 263, javax.swing.grouplayout.preferred_size)
.addgap(113, 113, 113))
.addgroup(javax.swing.grouplayout.alignment.trailing, layout.createsequentialgroup()
.addcontainergap(299, short.max_value)
.addcomponent(jbutton1, javax.swing.grouplayout.preferred_size, 97, javax.swing.grouplayout.preferred_size)
.addgap(110, 110, 110))
);
layout.setverticalgroup(
layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)
.addgroup(layout.createsequentialgroup()
.addgap(50, 50, 50)
.addcomponent(jlabel1, javax.swing.grouplayout.preferred_size, 45, javax.swing.grouplayout.preferred_size)
.addgap(38, 38, 38)
.addgroup(layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)
.addcomponent(jlabel2)
.addcomponent(loginname, javax.swing.grouplayout.preferred_size, 29, javax.swing.grouplayout.preferred_size))
.addgap(26, 26, 26)
.addgroup(layout.createparallelgroup(javax.swing.grouplayout.alignment.baseline)
.addcomponent(jlabel3)
.addcomponent(loginpwd, javax.swing.grouplayout.preferred_size, 29, javax.swing.grouplayout.preferred_size))
.addgap(18, 18, 18)
.addcomponent(jbutton1, javax.swing.grouplayout.preferred_size, 36, javax.swing.grouplayout.preferred_size)
.addcontainergap(21, short.max_value))
);
pack();
}// </editor-fold>
private void loginnameactionperformed(java.awt.event.actionevent evt) {
// todo add your handling code here:
}
private void jbutton1actionperformed(java.awt.event.actionevent evt) {
//1.先获取用户名和密码
string name = loginname.gettext();
string password = new string(loginpwd.getpassword());
//2.进行验证
if("admin".equals(name)&&"admin".equals(password))
{
//登陆成功
//隐藏loginform，显示mainform
this.setvisible(false);
new mainform().setvisible(true);
}
else
{
//登录失败
joptionpane.showmessagedialog(this, "用户名或密码错误！");
}
}
private void formkeypressed(java.awt.event.keyevent evt) {
//敲击键盘登陆
}
private void loginnamekeypressed(java.awt.event.keyevent evt) {
//敲击键盘登陆
if(evt.getkeytext(evt.getkeycode()).comparetoignorecase("enter")==0)
{
jbutton1.doclick();
}
}
private void loginpwdkeypressed(java.awt.event.keyevent evt) {
//敲击键盘登陆
if(evt.getkeytext(evt.getkeycode()).comparetoignorecase("enter")==0)
{
jbutton1.doclick();
}
}
/**
* @param args the command line arguments
*/
public static void main(string args[]) {
java.awt.eventqueue.invokelater(new runnable() {
public void run() {
new loginform().setvisible(true);
}
});
}
// variables declaration - do not modify
private javax.swing.jtextfield loginname;
private javax.swing.jpasswordfield loginpwd;
private javax.swing.jbutton jbutton1;
private javax.swing.jlabel jlabel1;
private javax.swing.jlabel jlabel2;
private javax.swing.jlabel jlabel3;
// end of variables declaration
}
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mainform.java
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/*
* to change this template, choose tools | templates
* and open the template in the editor.
*/
/*
* mainform.java
*
* created on 2013-2-26, 18:35:25
*/
package com.liu.view;
/**
*
* @author asus
*/
public class mainform extends javax.swing.jframe {
/** creates new form mainform */
public mainform() {
initcomponents();
}
/** this method is called from within the constructor to
* initialize the form.
* warning: do not modify this code. the content of this method is
* always regenerated by the form editor.
*/
@suppresswarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="generated code">
private void initcomponents() {
jlabel1 = new javax.swing.jlabel();
jpanel1 = new javax.swing.jpanel();
jlabel2 = new javax.swing.jlabel();
jmenubar1 = new javax.swing.jmenubar();
配置管理 = new javax.swing.jmenu();
jmenuitem1 = new javax.swing.jmenuitem();
jmenuitem2 = new javax.swing.jmenuitem();
jmenu2 = new javax.swing.jmenu();
jmenuitem4 = new javax.swing.jmenuitem();
jmenu1 = new javax.swing.jmenu();
jmenuitem3 = new javax.swing.jmenuitem();
setdefaultcloseoperation(javax.swing.windowconstants.exit_on_close);
settitle("图书管理系统");
setbounds(new java.awt.rectangle(80, 60, 0, 0));
seticonimage(new javax.swing.imageicon(getclass().getresource("/com/liu/resouce/logo.jpg")).getimage());
jlabel1.setfont(new java.awt.font("宋体", 0, 48));
jlabel1.setforeground(new java.awt.color(0, 204, 51));
jlabel1.seticon(new javax.swing.imageicon(getclass().getresource("/com/liu/resouce/main.jpg"))); // noi18n
jlabel2.setfont(new java.awt.font("宋体", 0, 48));
jlabel2.setforeground(new java.awt.color(0, 0, 255));
jlabel2.settext("欢迎使用图书借阅管理系统");
javax.swing.grouplayout jpanel1layout = new javax.swing.grouplayout(jpanel1);
jpanel1.setlayout(jpanel1layout);
jpanel1layout.sethorizontalgroup(
jpanel1layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)
.addgroup(jpanel1layout.createsequentialgroup()
.addgap(38, 38, 38)
.addcomponent(jlabel2)
.addcontainergap(63, short.max_value))
);
jpanel1layout.setverticalgroup(
jpanel1layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)
.addgroup(javax.swing.grouplayout.alignment.trailing, jpanel1layout.createsequentialgroup()
.addcontainergap()
.addcomponent(jlabel2, javax.swing.grouplayout.default_size, 78, short.max_value))
);
配置管理.settext("配置管理");
jmenuitem1.setaccelerator(javax.swing.keystroke.getkeystroke(java.awt.event.keyevent.vk_l, java.awt.event.inputevent.ctrl_mask));
jmenuitem1.settext("类别管理");
jmenuitem1.addactionlistener(new java.awt.event.actionlistener() {
public void actionperformed(java.awt.event.actionevent evt) {
jmenuitem1actionperformed(evt);
}
});
配置管理.add(jmenuitem1);
jmenuitem2.setaccelerator(javax.swing.keystroke.getkeystroke(java.awt.event.keyevent.vk_t, java.awt.event.inputevent.ctrl_mask));
jmenuitem2.settext("图书管理");
jmenuitem2.addactionlistener(new java.awt.event.actionlistener() {
public void actionperformed(java.awt.event.actionevent evt) {
jmenuitem2actionperformed(evt);
}
});
配置管理.add(jmenuitem2);
jmenubar1.add(配置管理);
jmenu2.settext("借书");
jmenuitem4.setaccelerator(javax.swing.keystroke.getkeystroke(java.awt.event.keyevent.vk_j, java.awt.event.inputevent.ctrl_mask));
jmenuitem4.settext("租书");
jmenu2.add(jmenuitem4);
jmenubar1.add(jmenu2);
jmenu1.settext("还书");
jmenuitem3.setaccelerator(javax.swing.keystroke.getkeystroke(java.awt.event.keyevent.vk_h, java.awt.event.inputevent.ctrl_mask));
jmenuitem3.settext("还书");
jmenu1.add(jmenuitem3);
jmenubar1.add(jmenu1);
setjmenubar(jmenubar1);
javax.swing.grouplayout layout = new javax.swing.grouplayout(getcontentpane());
getcontentpane().setlayout(layout);
layout.sethorizontalgroup(
layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)
.addcomponent(jlabel1, 0, 0, short.max_value)
.addgroup(layout.createsequentialgroup()
.addgap(22, 22, 22)
.addcomponent(jpanel1, javax.swing.grouplayout.default_size, javax.swing.grouplayout.default_size, short.max_value)
.addcontainergap())
);
layout.setverticalgroup(
layout.createparallelgroup(javax.swing.grouplayout.alignment.leading)
.addgroup(javax.swing.grouplayout.alignment.trailing, layout.createsequentialgroup()
.addcontainergap()
.addcomponent(jpanel1, javax.swing.grouplayout.default_size, javax.swing.grouplayout.default_size, short.max_value)
.addpreferredgap(javax.swing.layoutstyle.componentplacement.related)
.addcomponent(jlabel1, javax.swing.grouplayout.preferred_size, 411, javax.swing.grouplayout.preferred_size))
);
pack();
}// </editor-fold>
private void jmenuitem1actionperformed(java.awt.event.actionevent evt) {
// 类型管理
new typeform().setvisible(true);
}
private void jmenuitem2actionperformed(java.awt.event.actionevent evt) {
// 图书管理
new bookform().setvisible(true);
}
/**
* @param args the command line arguments
*/
public static void main(string args[]) {
java.awt.eventqueue.invokelater(new runnable() {
public void run() {
new mainform().setvisible(true);
}
});
}
// variables declaration - do not modify
private javax.swing.jlabel jlabel1;
private javax.swing.jlabel jlabel2;
private javax.swing.jmenu jmenu1;
private javax.swing.jmenu jmenu2;
private javax.swing.jmenubar jmenubar1;
private javax.swing.jmenuitem jmenuitem1;
private javax.swing.jmenuitem jmenuitem2;
private javax.swing.jmenuitem jmenuitem3;
private javax.swing.jmenuitem jmenuitem4;
private javax.swing.jpanel jpanel1;
private javax.swing.jmenu 配置管理;
// end of variables declaration
}
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bookform.java