JAVA学生管理系统.docx

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JAVA学生管理系统.docx

JAVA学生管理系统

 

XXXXXXX

课程设计报告

 

课程名称:

JAVA程序设计

项目名称:

学生信息管理系统

班级:

20XXX级软件技术JAVA方向

指导教师:

XXXX

学号:

XXX

姓名:

XXX

 

时间:

XXXX

 

一、课程设计题目

二、课程设计需求分析

三、课程设计各类之间的关系

四、Java源文件及其功能

五、主要模块代码实现

(1)主界面:

(2)importjava.io.*;

importjava.util.Hashtable;

importjavax.swing.*;

importjava.awt.*;

importjava.awt.event.*;

classupdataextendsPanelimplementsActionListener

{

Boxbox41,box42,box43,box44,box45,box46,box47;

ColorbackColor;

TextFieldnumber41,number42,number43,number44,number45;

Buttonbutton43;

Checkboxnan,nv;

CheckboxGroupsex41;

Filefile=null;

staticHashtableShashtable=null;

staticFileInputStreaminOne=null;

staticObjectInputStreaminTwo=null;

staticFileOutputStreamoutOne=null;

staticObjectOutputStreamoutTwo=null;

 

updata()

{

box41=Box.createHorizontalBox();

box41.add(newLabel("输入需要修改的学号:

"));

number41=newTextField(10);

button43=newButton("开始修改");

button43.addActionListener(this);

box41.add(number41);

box41.add(Box.createHorizontalStrut(5));

box41.add(button43);

file=newFile("G:

\\","学生管理系统.txt");

box42=Box.createHorizontalBox();

box42.add(newLabel("(新)姓名:

"));

number42=newTextField(20);

box42.add(number42);

sex41=newCheckboxGroup();

nan=newCheckbox("男",true,sex41);

nv=newCheckbox("女",false,sex41);

box43=Box.createHorizontalBox();

box43.add(newLabel("(新)性别:

"));

box43.add(nan);

box43.add(nv);

box44=Box.createHorizontalBox();

box44.add(newLabel("(新)专业:

"));

number43=newTextField(20);

box44.add(number43);

box45=Box.createHorizontalBox();

box45.add(newLabel("(新)班级:

"));

number44=newTextField(20);

box45.add(number44);

box46=Box.createHorizontalBox();

box46.add(newLabel("(新)出生:

"));

number45=newTextField(20);

box46.add(number45);

box47=Box.createVerticalBox();

box47.add(Box.createVerticalStrut(20));

box47.add(box41);

box47.add(Box.createVerticalStrut(8));

box47.add(box42);

box47.add(Box.createVerticalStrut(8));

box47.add(box43);

box47.add(Box.createVerticalStrut(8));

box47.add(box44);

box47.add(Box.createVerticalStrut(8));

box47.add(box45);

box47.add(Box.createVerticalStrut(8));

box47.add(box46);

box47.add(Box.createVerticalStrut(8));

setBackground(Color.lightGray);

add(box47);

setVisible(true);

}

publicvoidactionPerformed(ActionEvente)

{

try{

inOne=newFileInputStream(file);

inTwo=newObjectInputStream(inOne);

Shashtable=(Hashtable)inTwo.readObject();

inOne.close();

inTwo.close();

}

catch(Exceptionee)

{

System.out.println("散列表有问题!

");

}

Stringnumber=number41.getText();

Stringname=number42.getText();

Stringbanji=number43.getText();

Stringzhuanye=number44.getText();

Stringdata=number45.getText();

Stringsex=null;

if(nan.getState())

{sex=nan.getLabel();}

else

{sex=nv.getLabel();}

Student学生=newStudent();

学生.setNumber(number);

学生.setName(name);

学生.setbanji(banji);

学生.setzhuanye(zhuanye);

学生.setdata(data);

学生.setSex(sex);

try{

outOne=newFileOutputStream(file);

outTwo=newObjectOutputStream(outOne);

Shashtable.put(学生.number,学生);

outTwo.writeObject(Shashtable);

outTwo.close();

outOne.close();

number41.setText(null);

number42.setText(null);

number43.setText(null);

number44.setText(null);

number45.setText(null);

}

catch(Exceptionee){

System.out.println("录入修改出现异常!

");

}

}

}

(2)学生基本信息的录入功能

importjava.io.*;

importjava.util.Hashtable;

importjavax.swing.*;

importjava.awt.*;

importjava.awt.event.*;

classluruextendsPanelimplementsActionListener

{

Boxbox21,box22,box23,box24,box25,box29,box28,box210;

TextFieldnumber,name,banji,zhuanye,data;

Buttonbutton21,button22;

Checkboxbox26,box27;

CheckboxGroupsex;

Filefile=null;

staticStudentstudent=null;

staticHashtableShashtable=null;

staticFileInputStreaminOne=null;

staticObjectInputStreaminTwo=null;

staticFileOutputStreamoutOne=null;

staticObjectOutputStreamoutTwo=null;

 

luru()

{

number=newTextField(12);

name=newTextField(12);

banji=newTextField(12);

zhuanye=newTextField(12);

data=newTextField(12);

file=newFile("G:

\\","学生管理系统.txt");

Shashtable=newHashtable();

if(!

file.exists()){

try{

FileOutputStreamout=newFileOutputStream(file);

ObjectOutputStreamobjectOut=newObjectOutputStream(out);

objectOut.writeObject(Shashtable);

objectOut.close();

out.close();

}

catch(IOExceptione){}

}

box21=Box.createHorizontalBox();

box21.add(newLabel("学号:

"));

box21.add(number);

box22=Box.createHorizontalBox();

box22.add(newLabel("姓名:

"));

box22.add(name);

box23=Box.createHorizontalBox();

box23.add(newLabel("专业:

"));

box23.add(zhuanye);

box24=Box.createHorizontalBox();

box24.add(newLabel("班级:

"));

box24.add(banji);

box25=Box.createHorizontalBox();

box25.add(newLabel("出生:

"));

box25.add(data);

sex=newCheckboxGroup();

box26=newCheckbox("男",true,sex);

box27=newCheckbox("女",false,sex);

box28=Box.createHorizontalBox();

box28.add(newLabel("性别:

"));

box28.add(box26);

box28.add(box27);

box210=Box.createHorizontalBox();

button21=newButton("录入");

button22=newButton("重置");

button21.addActionListener(this);

button22.addActionListener(this);

box210.add(button21);

box210.add(Box.createHorizontalStrut(10));

box210.add(button22);

box29=Box.createVerticalBox();

box29.add(Box.createVerticalStrut(10));

box29.add(box21);

box29.add(Box.createVerticalStrut(8));

box29.add(box22);

box29.add(Box.createVerticalStrut(8));

box29.add(box28);

box29.add(Box.createVerticalStrut(8));

box29.add(box23);

box29.add(Box.createVerticalStrut(8));

box29.add(box24);

box29.add(Box.createVerticalStrut(8));

box29.add(box25);

box29.add(Box.createVerticalStrut(80));

box29.add(box210);

add(box29);

setVisible(true);

}

publicvoidactionPerformed(ActionEvente)

{

Stringnumber1="";

number1=number.getText();

if(number1.length()>0)

{

try{

inOne=newFileInputStream(file);

inTwo=newObjectInputStream(inOne);

Shashtable=(Hashtable)inTwo.readObject();

inOne.close();

inTwo.close();

}

catch(Exceptionee)

{System.out.println("创建散列表出现问题!

");}

}

if(Shashtable.containsKey(number1))

{

Stringwarning="该生信息已存在!

";

JOptionPane.showMessageDialog(null,warning,"警告",

JOptionPane.WARNING_MESSAGE);

}

else{

Stringm="该生信息将被录入!

";

intok=JOptionPane.showConfirmDialog(null,m,"确认",

JOptionPane.YES_NO_OPTION,JOptionPane.INFORMATION_MESSAGE);

if(ok==JOptionPane.YES_OPTION)

{

Stringname1=name.getText();

Stringbanji1=banji.getText();

Stringzhuanye1=zhuanye.getText();

Stringdata1=data.getText();

Stringsex=null;

if(box26.getState())

{sex=box26.getLabel();}

else{sex=box27.getLabel();}

student=newStudent();

student.setNumber(number1);

student.setName(name1);

student.setbanji(banji1);

student.setzhuanye(zhuanye1);

student.setdata(data1);

student.setSex(sex);

try{

outOne=newFileOutputStream(file);

outTwo=newObjectOutputStream(outOne);

Shashtable.put(number1,student);

outTwo.writeObject(Shashtable);

outTwo.close();

outOne.close();

}

catch(Exceptionee){System.out.println("输出散列表出现问题!

");}

number.setText(null);

name.setText(null);

banji.setText(null);

zhuanye.setText(null);

data.setText(null);

}

}

}

}

(3)学生基本信息的查询功能

importjava.io.*;

importjava.util.Hashtable;

importjavax.swing.*;

importjava.awt.*;

importjava.awt.event.*;

 

classselectextendsPanelimplementsActionListener

{

RandomAccessFileout;

Boxbox31,box32,box33,box34,box35,box36,box37;

TextFieldnumber31,number32,number33,number34,number35;

Buttonbutton33;

Checkboxnan,nv;

CheckboxGroupsex31;

Filefile=null;

staticStudentstudent=null;

staticHashtableShashtable=null;

staticFileInputStreaminOne=null;

staticObjectInputStreaminTwo=null;

staticFileOutputStreamoutOne=null;

staticObjectOutputStreamoutTwo=null;

select()

{

box31=Box.createHorizontalBox();

box31.add(newLabel("需要查询的学号:

"));

number31=newTextField(10);

file=newFile("G:

\\","学生管理系统.txt");

Shashtable=newHashtable();

if(!

file.exists())

{

try

{

FileOutputStreamout=newFileOutputStream(file);

ObjectOutputStreamobjectOut=newObjectOutputStream(out);

objectOut.writeObject(Shashtable);

objectOut.close();

out.close();

}

catch(IOExceptione){}

}

button33=newButton("查询");

button33.addActionListener(this);

box31.add(number31);

box31.add(Box.createHorizontalStrut(10));

box31.add(button33);

box32=Box.createHorizontalBox();

box32.add(newLabel("姓名:

"));

number32=newTextField(20);

box32.add(number32);

sex31=newCheckboxGroup();

nan=newCheckbox("男",true,sex31);

nv=newCheckbox("女",false,sex31);

box33=Box.createHorizontalBox();

box33.add(newLabel("性别:

"));

box33.add(nan);

box33.add(nv);

box34=Box.createHorizontalBox();

box34.add(newLabel("专业:

"));

number33=newTextField(20);

box34.add(number33);

box35=Box.createHorizontalBox();

box35.add(newLabel("班级:

"));

number34=newTextField(20);

box35.add(number34);

box36=Box.createHorizontalBox();

box36.add(newLabel("出生:

"));

number35=newTextField(20);

box36.add(number35);

box37=Box.createVerticalBox();

box37.add(Box.createVerticalStrut(20));

box37.add(box31);

box37.add(Box.createVerticalStrut(8));

box37.add(box32);

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