本文是纯代码，很全，用java开发实现的记账系统，由于时间原因也没有做过多的注解，如有不清楚的可以一起讨论，代码有不足之处也欢迎指出。
java记账系统
package com.ss.file;
import java.io.*;
public class FileIO {
private String filename = "tally.txt";
public FileIO() {
File file = new File(filename);
if(!file.exists()) {
try {
file.createNewFile();
} catch (IOException e) {
e.printStackTrace();
}
}
}
public void write(String data,boolean mode) {
try {
FileWriter fw = new FileWriter(filename,mode);
BufferedWriter bw = new BufferedWriter(fw);
bw.write(data);
bw.close();
fw.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public String read() {
FileReader fr;
String line = "";
String fileStr = "";
try {
fr = new FileReader(filename);//不能一行行的读
BufferedReader br = new BufferedReader(fr);//可以一行行的读效率高
while((line = br.readLine()) != null) {
fileStr += line + "\n";
}
br.close();
fr.close();
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return fileStr;
}
public String getFilename() {
return filename;
}
public void setFilename(String filename) {
this.filename = filename;
}
}package com.ss.oper;
import java.util.Vector;
import com.ss.file.FileIO;
import com.ss.util.Tool;
public class Operation {
FileIO io = new FileIO();
public void add(String data) {
io.write(data, true);
}
public void delete(String data) {
io.write(data, false);
}
public void update(String data) {
io.write(data, false);
}
/*
* 全部查询
*/
public Vector select() {
String str = io.read();
Tool tool = new Tool();
return tool.StringToVec(str);
}
/*
* 条件查询
*/
public Vector select(String type,String remark) {
Vector vecData = new Vector();
Vector vecAll = select();
for(int i = 0;i < vecAll.size();i++) {
Vector smallVec = (Vector)vecAll.get(i);
boolean select = (smallVec.get(1).toString().equals(type) || type.equals(""))
&&
(smallVec.get(4).toString().equals(remark) || remark.equals(""));
if(select) {
vecData.add(smallVec);
}
}
return vecData;
}
}package com.ss.util;
import java.text.SimpleDateFormat;
import java.util.*;
import com.ss.file.FileIO;
public class Tool {
public String getTime() {
Date date = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String str = sdf.format(date);
return str;
}
/*
* 将String转化成Vector类型
*/
public Vector StringToVec(String data) {
Vector bigVec = new Vector();
if(data != null && !data.equals("")) {
String[] array = data.split("\n");
for(int i=0;ipackage com.ss.view;
import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import com.ss.oper.Operation;
import com.ss.util.Tool;
import java.util.Vector;
import java.awt.*;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
public class UI_t extends JFrame{
private JComboBox typeCom = new JComboBox();
private JComboBox typeCom2 = new JComboBox();
private JTextField moneyText = new JTextField();
private JTextField stateText = new JTextField();
private JTextField tjText = new JTextField();
private JTextField kehuText = new JTextField();
private JTextField jishuText = new JTextField();
private JTextField jsmoneyText = new JTextField();
private JTextField jsfenchengText = new JTextField();
private JTextField yingliText = new JTextField();
private JTextField wanchengText = new JTextField();
private JTable table = new JTable();
private DefaultTableModel dtm = new DefaultTableModel();
private Vector colName = new Vector();
public UI_t(){
super("个人账目管理系统");
this.setBounds(300, 200, 1200, 800);
init();
}
public void init(){
JScrollPane p1 = new JScrollPane(setTable());
final JSplitPane p2 = new JSplitPane(JSplitPane.VERTICAL_SPLIT,setInfo(),p1);
p2.addComponentListener(new ComponentListener(){
@Override
public void componentResized(ComponentEvent arg0) {
p2.setpiderLocation(0.4);
}
@Override
public void componentHidden(ComponentEvent arg0) {
// TODO Auto-generated method stub
}
@Override
public void componentMoved(ComponentEvent arg0) {
// TODO Auto-generated method stub
}
@Override
public void componentShown(ComponentEvent arg0) {
// TODO Auto-generated method stub
}
});
this.add(p2);
}
public static void main(String[] args) {
// TODO Auto-generated method stub
new UI_t().setVisible(true);
}
public JPanel setInfo(){
JPanel jp = new JPanel();
jp.setLayout(null);
JLabel label1 = new JLabel("类型");
label1.setBounds(10, 50, 30, 30);
jp.add(label1);
typeCom.addItem("生旦净末丑");
typeCom.addItem("齐怪了");
typeCom.setBounds(50, 50, 60, 30);
jp.add(typeCom);
JLabel label2 = new JLabel("客户名");
label2.setBounds(120, 50, 60, 30);
jp.add(label2);
kehuText.setBounds(160, 50, 60, 30);
jp.add(kehuText);
JLabel jishulabel = new JLabel("技术名");
jishulabel.setBounds(240, 50, 60, 30);
jp.add(jishulabel);
jishuText.setBounds(280, 50, 60, 30);
jp.add(jishuText);
JLabel dingdanlabel = new JLabel("订单金额");
dingdanlabel.setBounds(340, 50, 60, 30);
jp.add(dingdanlabel);
moneyText.setBounds(400, 50, 60, 30);
jp.add(moneyText);
JLabel jsjiagelabel = new JLabel("技术价格");
jsjiagelabel.setBounds(460, 50, 60, 30);
jp.add(jsjiagelabel);
jsmoneyText.setBounds(520, 50, 60, 30);
jp.add(jsmoneyText);
JLabel jsfenchenglabel = new JLabel("技术分成");
jsfenchenglabel.setBounds(580, 50, 60, 30);
jp.add(jsfenchenglabel);
jsfenchengText.setBounds(640, 50, 60, 30);
jp.add(jsfenchengText);
JLabel yinglilabel = new JLabel("盈利");
yinglilabel.setBounds(700, 50, 40, 30);
jp.add(yinglilabel);
yingliText.setBounds(740, 50, 60, 30);
jp.add(yingliText);
JLabel wanchenglabel = new JLabel("完成时间");
wanchenglabel.setBounds(820, 50, 60, 30);
jp.add(wanchenglabel);
wanchengText.setBounds(880, 50, 60, 30);
jp.add(wanchengText);
JLabel statelabel4 = new JLabel("状态信息");
statelabel4.setBounds(940, 50, 60, 30);
stateText.setBounds(1000, 50, 40, 30);
jp.add(statelabel4);
jp.add(stateText);
JButton addBut = new JButton("增加");
addBut.setBounds(400, 100, 60, 30);
jp.add(addBut);
addBut.addMouseListener(new MouseListener() {
@Override
public void mouseReleased(MouseEvent arg0) {
}
@Override
public void mousePressed(MouseEvent arg0) {
// TODO Auto-generated method stub
}
@Override
public void mouseExited(MouseEvent arg0) {
}
@Override
public void mouseEntered(MouseEvent arg0) {
}
@Override
public void mouseClicked(MouseEvent arg0) {
String type = (String)typeCom.getSelectedItem();//返回当前所选项
String kehuname=kehuText.getText();
String jishuname=jishuText.getText();
String dingdanmoney=moneyText.getText();
String jishumoney=jsmoneyText.getText();
String jishufencheng=jsfenchengText.getText();
String yingli=yingliText.getText();
String finnishdata=wanchengText.getText();
String remark = stateText.getText();
Tool tool = new Tool();
String kaishitime = tool.getTime();
int id = tool.getNewID();
//修改部分
String data = id + "," + type + "," + kehuname + "," + jishuname + "," +dingdanmoney + ","+jishumoney + ","+jishufencheng + ","+yingli + ","+kaishitime+","+finnishdata+","+remark +"\n";
Operation oper = new Operation();
oper.add(data);
select();
}
});
JButton xgBut = new JButton("修改");
xgBut.setBounds(500, 100, 60, 30);
jp.add(xgBut);
xgBut.addMouseListener(new MouseListener() {
@Override
public void mouseReleased(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mousePressed(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseExited(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseEntered(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseClicked(MouseEvent e) {
String data = changeTableData();
Operation oper = new Operation();
oper.update(data);
}
});
JButton deleteBut = new JButton("删除");
deleteBut.setBounds(600, 100, 60, 30);
jp.add(deleteBut);
deleteBut.addMouseListener(new MouseListener() {
@Override
public void mouseReleased(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mousePressed(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseExited(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseEntered(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseClicked(MouseEvent e) {
int i = table.getSelectedRow();
dtm.removeRow(i);
String data = changeTableData();
Operation oper = new Operation();
oper.delete(data);
}
});
JLabel chaxunlabel = new JLabel("按店铺查询");
chaxunlabel.setBounds(100, 200, 100, 30);
jp.add(chaxunlabel);
typeCom2.addItem("");
typeCom2.addItem("生旦净末丑");
typeCom2.addItem("齐怪了");
typeCom2.setBounds(180, 200, 60, 30);
jp.add(typeCom2);
JLabel tianjiaolabel = new JLabel("按条件查询");
tianjiaolabel.setBounds(280, 200, 100, 30);
jp.add(tianjiaolabel);
tjText.setBounds(380,200,100,30);
jp.add(tjText);
JButton selectBut = new JButton("查询");
selectBut.setBounds(500, 200, 60, 30);
jp.add(selectBut);
selectBut.addMouseListener(new MouseListener() {
@Override
public void mouseReleased(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mousePressed(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseExited(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseEntered(MouseEvent e) {
// TODO Auto-generated method stub
}
@Override
public void mouseClicked(MouseEvent e) {
String type = (String) typeCom2.getSelectedItem();
String remark = tjText.getText();
Operation oper = new Operation();
Vector data = oper.select(type,remark);
dtm.setDataVector(data, colName);
table.setModel(dtm);
}
});
return jp;
}
public JTable setTable(){
colName.add("流水账号");
colName.add("类型");
colName.add("客户名");
colName.add("技术名");
colName.add("订单金额");
colName.add("技术价格");
colName.add("技术分成");
colName.add("盈利");
colName.add("开始时间");
colName.add("完成时间");
colName.add("状态信息");
Operation oper = new Operation();
Vector data = oper.select();
dtm.setDataVector(data, colName);
table.setModel(dtm);
return table;
}
/*
* 从文件中重新读取一遍数据相当于刷新
*/
public void select(){
Operation oper = new Operation();
Vector data = oper.select();
dtm.setDataVector(data, colName);
table.setModel(dtm);
}
/*
* 获取表格内容
*/
public String changeTableData(){
String data = "";
int row = table.getRowCount();
for(int i=0;i
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