标签：
V1.1版本的更新主要集中在主界面方面，运用了菜单栏及工具栏以达到更简洁美观的效果，其中报表的功能也做了稍微的调整，整体功能没有太大变化。以下点击关于的说明：
具体更新如下：
1.主界面全面调优化
2.将当前库存报表独立出来，点击工具栏按钮直接查看
3.综合报表增加定价记录的处理：查看和删除
4.销售功能输入商品带出的价格为商品最近日期的定价
5.主界面历史菜单，现在可以清理定价记录历史
6.数据表price表增加栏位date，用于存储定价日期，且为主键
7.其他BUG的优化
详细操作不再做说明，子屏幕的操作与V1.0版本基本相同
直接看有更新的代码块：1.主界面：screen.java
package org.sales;
import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JMenu;
import javax.swing.ImageIcon;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import org.sales.OperationSqlData;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.GregorianCalendar;
import java.awt.event.ActionEvent;
import javax.swing.JToolBar;
import javax.swing.JButton;
import java.awt.Font;
public class screen {
private JFrame frame;
private int screenWidth;
private int screenHeight;
/**
* Launch the application.
*/
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
screen window = new screen();
window.frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
/**
* Create the application.
*/
public screen() {
initialize();
}
/**
* Initialize the contents of the frame.
*/
private void initialize() {
screenWidth = java.awt.Toolkit.getDefaultToolkit().getScreenSize().width; //根据用户屏幕，自动调整屏幕元素位置
screenHeight = java.awt.Toolkit.getDefaultToolkit().getScreenSize().height;
frame = new JFrame("销售管理系统V1.1");
frame.setBounds(0, 0, screenWidth, screenHeight);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.getContentPane().setLayout(null);
JLabel lblNewLabel = new JLabel("");
lblNewLabel.setIcon(new ImageIcon(screen.class.getResource("/org/sales/picture/01.jpg")));
lblNewLabel.setBounds(0, 55, screenWidth, screenHeight-55);
frame.add(lblNewLabel);
JMenuBar mb = new JMenuBar();
mb.setBounds(0, 0, screenWidth, 25);
frame.getContentPane().add(mb);
JMenu m0 = new JMenu("系统");
m0.setFont(new Font("微软雅黑", Font.PLAIN, 12));
mb.add(m0);
JMenuItem mt02 = new JMenuItem("退出系统");
mt02.setEnabled(true);
m0.add(mt02);
mt02.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
System.exit(0);
}
});
JMenu m2 = new JMenu("历史");
m2.setFont(new Font("微软雅黑", Font.PLAIN, 12));
mb.add(m2);
JMenuItem mt21 = new JMenuItem("清理数据（1年前）");
JMenuItem mt22 = new JMenuItem("清理数据（2年前）");
JMenuItem mt23 = new JMenuItem("清理数据（3年前）");
JMenuItem mt24 = new JMenuItem("清理数据（4年前）");
JMenuItem mt25 = new JMenuItem("清理数据（5年前）");
m2.add(mt21);
m2.add(mt22);
m2.add(mt23);
m2.add(mt24);
m2.add(mt25);
mt21.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
GregorianCalendar gc=new GregorianCalendar(); //当前日期的前一年
gc.setTime(new Date());
gc.add(1, -1);
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 设置指定格式的当前日期时间
String date = df.format(gc.getTime());
new OperationSqlData().DeleteSqlDataByYear(date);
}
});
mt22.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
GregorianCalendar gc=new GregorianCalendar(); //当前日期的前一年
gc.setTime(new Date());
gc.add(1, -2);
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 设置指定格式的当前日期时间
String date = df.format(gc.getTime());
new OperationSqlData().DeleteSqlDataByYear(date);
}
});
mt23.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
GregorianCalendar gc=new GregorianCalendar(); //当前日期的前一年
gc.setTime(new Date());
gc.add(1, -3);
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 设置指定格式的当前日期时间
String date = df.format(gc.getTime());
new OperationSqlData().DeleteSqlDataByYear(date);
}
});
mt24.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
GregorianCalendar gc=new GregorianCalendar(); //当前日期的前两年
gc.setTime(new Date());
gc.add(1, -4);
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 设置指定格式的当前日期时间
String date = df.format(gc.getTime());
new OperationSqlData().DeleteSqlDataByYear(date);
}
});
mt25.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
GregorianCalendar gc=new GregorianCalendar(); //当前日期的前一年
gc.setTime(new Date());
gc.add(1, -5);
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 设置指定格式的当前日期时间
String date = df.format(gc.getTime());
new OperationSqlData().DeleteSqlDataByYear(date);
}
});
JMenu m3 = new JMenu("关于");
m3.setFont(new Font("微软雅黑", Font.PLAIN, 12));
mb.add(m3);
m3.addMouseListener(new MouseAdapter() {
public void mouseClicked(MouseEvent e) {
if (e.getButton() == MouseEvent.BUTTON1) {
about_screen.main(null);
}
}
});
JToolBar toolBar = new JToolBar();
toolBar.setBounds(0, 26, screenWidth, 30);
frame.getContentPane().add(toolBar);
JButton bt1 = new JButton("进货管理");
bt1.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
stock_screen.main(null);
}
});
bt1.setFont(new Font("微软雅黑", Font.PLAIN, 14));
bt1.setBorder(null);
toolBar.add(bt1);
toolBar.addSeparator();
toolBar.addSeparator();
JButton bt4 = new JButton("废品处理");
bt4.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
waste_screen.main(null);
}
});
bt4.setFont(new Font("微软雅黑", Font.PLAIN, 14));
bt4.setBorder(null);
toolBar.add(bt4);
toolBar.addSeparator();
toolBar.addSeparator();
JButton bt2 = new JButton("商品定价");
bt2.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
pricing_screen.main(null);
}
});
bt2.setFont(new Font("微软雅黑", Font.PLAIN, 14));
bt2.setBorder(null);
toolBar.add(bt2);
toolBar.addSeparator();
toolBar.addSeparator();
JButton bt3 = new JButton("销售商品");
bt3.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
sales_screen.main(null);
}
});
bt3.setFont(new Font("微软雅黑", Font.PLAIN, 14));
bt3.setBorder(null);
toolBar.add(bt3);
toolBar.addSeparator();
toolBar.addSeparator();
JButton bt6 = new JButton("当前库存");
bt6.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
inventory_screen.main(null);
}
});
bt6.setFont(new Font("微软雅黑", Font.PLAIN, 14));
bt6.setBorder(null);
toolBar.add(bt6);
toolBar.addSeparator();
toolBar.addSeparator();
JButton bt5 = new JButton("综合报表");
bt5.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
report_screen.main(null);
}
});
bt5.setFont(new Font("微软雅黑", Font.PLAIN, 14));
bt5.setBorder(null);
toolBar.add(bt5);
toolBar.addSeparator();
toolBar.addSeparator();
}
}
package org.sales;
import java.awt.EventQueue;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import javax.swing.JCheckBox;
import javax.swing.JFrame;
import javax.swing.JTree;
import javax.swing.SpinnerDateModel;
import javax.swing.SpinnerModel;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.table.DefaultTableModel;
import javax.swing.JScrollPane;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.JTable;
import javax.swing.JSpinner;
import javax.swing.JLabel;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPopupMenu;
import java.awt.Font;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.ActionEvent;
public class report_screen {
private JFrame frame;
private JTable table;
private JTree tree;
private JScrollPane scrollPane;
private JScrollPane scrollPane_1;
private JSpinner spinner;
private JSpinner spinner_1;
private JCheckBox checkBox;
private String business;
private DefaultTableModel model1;
private DefaultTableModel model2;
private DefaultTableModel model3;
private DefaultTableModel model4;
/**
* Launch the application.
*/
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
report_screen window = new report_screen();
window.frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
/**
* Create the application.
*/
public report_screen() {
initialize();
}
/**
* Initialize the contents of the frame.
*/
@SuppressWarnings("serial")
private void initialize() {
frame = new JFrame();
int screenWidth = java.awt.Toolkit.getDefaultToolkit().getScreenSize().width*2/3;
int screenHeight = java.awt.Toolkit.getDefaultToolkit().getScreenSize().height*2/3;
frame.setBounds(screenWidth/6, screenHeight/6, screenWidth, screenHeight);
frame.getContentPane().setLayout(null);
JLabel label = new JLabel("开始日期");
label.setFont(new Font("仿宋", Font.BOLD, 16));
label.setBounds(180, 20, 80, 20);
frame.getContentPane().add(label);
JLabel label_1 = new JLabel("结束日期");
label_1.setFont(new Font("仿宋", Font.BOLD, 16));
label_1.setBounds(390, 20, 80, 20);
frame.getContentPane().add(label_1);
checkBox = new JCheckBox("锁定日期");
checkBox.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent arg0) {
//锁定后日期不可编辑
if(checkBox.isSelected() == true)
{
spinner.setEnabled(false);
spinner_1.setEnabled(false);
}
else{
spinner.setEnabled(true);
spinner_1.setEnabled(true);
}
}
});
checkBox.setFont(new Font("仿宋", Font.PLAIN, 16));
checkBox.setBounds(600, 20, 100, 20);
frame.getContentPane().add(checkBox);
checkBox.setSelected(false);
GregorianCalendar gc=new GregorianCalendar(); //当前日期的前一个月
gc.setTime(new Date());
gc.add(2, -1);
SpinnerModel dateModel=null;
dateModel = new SpinnerDateModel(gc.getTime(), null, null,Calendar.DAY_OF_MONTH);
spinner = new JSpinner();
spinner.setFont(new Font("仿宋", Font.BOLD, 14));
spinner.setBounds(270, 20, 105, 20);
frame.getContentPane().add(spinner);
spinner.setModel(dateModel);
spinner.setEditor(new JSpinner.DateEditor(spinner,"yyyy-MM-dd"));
SpinnerModel dateModel_1=null;
dateModel_1 = new SpinnerDateModel(new Date(), null, null,Calendar.DAY_OF_MONTH);
spinner_1 = new JSpinner();
spinner_1.setFont(new Font("仿宋", Font.BOLD, 14));
spinner_1.setBounds(480, 20, 105, 20);
frame.getContentPane().add(spinner_1);
spinner_1.setModel(dateModel_1);
spinner_1.setEditor(new JSpinner.DateEditor(spinner_1,"yyyy-MM-dd"));
//new一个树状导航，选择不同的报表种类
tree = new JTree();
tree.setShowsRootHandles(true);
tree.setModel(new DefaultTreeModel(
new DefaultMutableTreeNode("报表") {
{
DefaultMutableTreeNode node_1;
node_1 = new DefaultMutableTreeNode("记录");
node_1.add(new DefaultMutableTreeNode("进货记录"));
node_1.add(new DefaultMutableTreeNode("销售记录"));
node_1.add(new DefaultMutableTreeNode("报废记录"));
node_1.add(new DefaultMutableTreeNode("定价记录"));
add(node_1);
node_1 = new DefaultMutableTreeNode("利润");
node_1.add(new DefaultMutableTreeNode("利润统计"));
add(node_1);
}
}
));
tree.addTreeSelectionListener(new TreeSelectionListener() {
@Override
public void valueChanged(TreeSelectionEvent e) {
DefaultMutableTreeNode node = (DefaultMutableTreeNode) tree.getLastSelectedPathComponent();
if(node == null)
return;
if (checkBox.isSelected()==false) //日期锁定后允许执行报表
{
JOptionPane.showMessageDialog(null, "请首先锁定日期");
return;
}
Object select_node = node.getUserObject();
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");// 创建指定格式的当前时间
switch (select_node.toString()) {
case "进货记录": //根据日期抓取进货记录
String[] header1 = { "日期", "品名", "进货数量", "单位", "进货单价", "进货总价"};// 设置表头
Object[][] item1 = new Object[0][6];// 设置单身
model1 = new DefaultTableModel(item1, header1) {
public boolean isCellEditable(int row, int column) {
return false;
}
};// 创建一个model，并设置model数据不可编辑
table = new JTable(model1);// 根据model创建一个Jtable
table.setFocusable(false);// 关闭鼠标选中单个坐标
scrollPane_1.setViewportView(table);
int r1 = model1.getRowCount();
while(r1>0)
{
model1.removeRow(r1-1);
r1--;
}
Object[] obj1 = new Object[6];
ArrayList<Object[]> list1 = new OperationSqlData().getStockRecordByDate(df.format(spinner.getValue())+" "+"00:00:00", df.format(spinner_1.getValue())+" "+"23:59:59",0 , false);
int row1 = list1.size();
float cost = 0;
for(int i=0; i<row1; i++)
{
obj1 = list1.get(i);
model1.addRow(new Object[6]);
int j = model1.getRowCount();
model1.setValueAt(obj1[0], j-1, 0);
model1.setValueAt(obj1[1], j-1, 1);
model1.setValueAt(obj1[2], j-1, 2);
model1.setValueAt(obj1[3], j-1, 3);
cost = Float.parseFloat(obj1[4].toString())/Float.parseFloat(obj1[2].toString());
cost = (float)(Math.round(cost*100))/100;
model1.setValueAt(cost, j-1, 4);
model1.setValueAt(obj1[4], j-1, 5);
}
business = "stock";
reportMouseClick();
break;
case "销售记录"://根据日期抓取销售记录
String[] header2 = { "日期", "品名", "销售数量", "单位", "销售单价", "销售总价"};// 设置表头
Object[][] item2 = new Object[0][6];// 设置单身
model2 = new DefaultTableModel(item2, header2) {
public boolean isCellEditable(int row, int column) {
return false;
}
};// 创建一个model，并设置model数据不可编辑
table = new JTable(model2);// 根据model创建一个Jtable
table.setFocusable(false);// 关闭鼠标选中单个坐标
scrollPane_1.setViewportView(table);
int r2 = model2.getRowCount();
while(r2>0)
{
model2.removeRow(r2-1);
r2--;
}
Object[] obj2 = new Object[6];
ArrayList<Object[]> list2 = new OperationSqlData().getSalesRecordByDate(df.format(spinner.getValue())+" "+"00:00:00", df.format(spinner_1.getValue())+" "+"23:59:59", false);
int row2 = list2.size();
for(int i=0; i<row2; i++)
{
obj2 = list2.get(i);
model2.addRow(new Object[6]);
int j = model2.getRowCount();
model2.setValueAt(obj2[0], j-1, 0);
model2.setValueAt(obj2[1], j-1, 1);
model2.setValueAt(obj2[2], j-1, 2);
model2.setValueAt(obj2[3], j-1, 3);
model2.setValueAt(obj2[4], j-1, 4);
model2.setValueAt(obj2[5], j-1, 5);
}
business = "sales";
reportMouseClick();
break;
case "报废记录": //根据日期抓取报废记录
String[] header3 = { "日期", "品名", "报废数量", "单位", "成本单价", "报废总成本"};// 设置表头
Object[][] item3 = new Object[0][6];// 设置单身
model3 = new DefaultTableModel(item3, header3) {
public boolean isCellEditable(int row, int column) {
return false;
}
};// 创建一个model，并设置model数据不可编辑
table = new JTable(model3);// 根据model创建一个Jtable
table.setFocusable(false);// 关闭鼠标选中单个坐标
scrollPane_1.setViewportView(table);
int r3 = model3.getRowCount();
while(r3>0)
{
model3.removeRow(r3-1);
r3--;
}
Object[] obj3 = new Object[6];
ArrayList<Object[]> list3 = new OperationSqlData().getStockRecordByDate(df.format(spinner.getValue())+" "+"00:00:00", df.format(spinner_1.getValue())+" "+"23:59:59",-1 , false);
int row3 = list3.size();
float cost1 = 0;
for(int i=0; i<row3; i++)
{
obj3 = list3.get(i);
model3.addRow(new Object[6]);
int j = model3.getRowCount();
model3.setValueAt(obj3[0], j-1, 0);
model3.setValueAt(obj3[1], j-1, 1);
model3.setValueAt(obj3[2], j-1, 2);
model3.setValueAt(obj3[3], j-1, 3);
cost1 = Float.parseFloat(obj3[4].toString())/Float.parseFloat(obj3[2].toString());
model3.setValueAt(cost1, j-1, 4);
model3.setValueAt(obj3[4], j-1, 5);
}
business = "stock_waste";
reportMouseClick();
break;
case "定价记录":
String[] header4 = { "日期", "品名","单位", "销售单价"};// 设置表头
Object[][] item4 = new Object[0][4];// 设置单身
model4 = new DefaultTableModel(item4, header4) {
public boolean isCellEditable(int row, int column) {
return false;
}
};// 创建一个model，并设置model数据不可编辑
table = new JTable(model4);// 根据model创建一个Jtable
table.setFocusable(false);// 关闭鼠标选中单个坐标
scrollPane_1.setViewportView(table);
int r4 = model4.getRowCount();
while(r4>0)
{
model4.removeRow(r4-1);
r4--;
}
Object[] obj4 = new Object[4];
ArrayList<Object[]> list4 = new OperationSqlData().getPricingRecordByDate(df.format(spinner.getValue())+" "+"00:00:00", df.format(spinner_1.getValue())+" "+"23:59:59");
int row4 = list4.size();
for(int i=0; i<row4; i++)
{
obj4 = list4.get(i);
model4.addRow(new Object[4]);
int j = model4.getRowCount();
model4.setValueAt(obj4[0], j-1, 0);
model4.setValueAt(obj4[1], j-1, 1);
model4.setValueAt(obj4[2], j-1, 2);
model4.setValueAt(obj4[3], j-1, 3);
}
business = "sales_pricing";
reportMouseClick();
break;
case "利润统计": //根据销售利润 报废成本 统计最终净利润
String[] header5 = { "品名", "销售数量","报废数量","单位", "平均销售单价", "库存成本单价", "销售利润", "报废成本","净利润"};// 设置表头
Object[][] item5 = new Object[0][9];// 设置单身
DefaultTableModel model5 = new DefaultTableModel(item5, header5) {
public boolean isCellEditable(int row, int column) {
return false;
}
};// 创建一个model，并设置model数据不可编辑
table = new JTable(model5);// 根据model创建一个Jtable
table.setFocusable(false);// 关闭鼠标选中单个坐标
scrollPane_1.setViewportView(table);
int r5 = model5.getRowCount();
while(r5>0)
{
model5.removeRow(r5-1);
r5--;
}
Object[] obj5_sales = new Object[4];
Object[] obj5_waste = new Object[9];
Object[] obj5 = new Object[9];
ArrayList<Object[]> list5_sales = new OperationSqlData().getSalesRecordByDate(df.format(spinner.getValue())+" "+"00:00:00", df.format(spinner_1.getValue())+" "+"23:59:59", true);
ArrayList<Object[]> list5_waste = new OperationSqlData().getStockRecordByDate(df.format(spinner.getValue())+" "+"00:00:00", df.format(spinner_1.getValue())+" "+"23:59:59", -1, true);
int row5_sales = list5_sales.size();
int row5_waste = list5_waste.size();
for (int i=0; i<row5_sales; i++)
{
obj5_sales = list5_sales.get(i);
float price = new OperationSqlData().getStockCostByGoodsName(obj5_sales[0].toString());
price = (float)(Math.round(price*100))/100;
obj5[0] = obj5_sales[0];
obj5[1] = obj5_sales[1];
obj5[2] = 0.00;
obj5[3] = obj5_sales[2];
obj5[4] = (float)(Math.round((Float.parseFloat(obj5_sales[3].toString())/Float.parseFloat(obj5_sales[1].toString()))*100))/100;
obj5[5] = price;
obj5[6] = new BigDecimal(Float.parseFloat(obj5[1].toString())*(Float.parseFloat(obj5[4].toString())-price)).setScale(2, RoundingMode.HALF_UP);
obj5[7] = 0.00;
obj5[8] = obj5[6];
for (int j=0; j<row5_waste; j++)
{
obj5_waste = list5_waste.get(j);
if (obj5_waste[0].equals(obj5_sales[0]))
{
obj5[2] = obj5_waste[1];
obj5[7] = obj5_waste[3];
obj5[8] = new BigDecimal(Float.parseFloat(obj5[6].toString()) + Float.parseFloat(obj5[7].toString())).setScale(2, RoundingMode.HALF_UP);
list5_waste.remove(j);
row5_waste = row5_waste - 1;
break;
}
}
model5.addRow(new Object[9]);
int m = model5.getRowCount();
model5.setValueAt(obj5[0], m-1, 0);
model5.setValueAt(obj5[1], m-1, 1);
model5.setValueAt(obj5[2], m-1, 2);
model5.setValueAt(obj5[3], m-1, 3);
model5.setValueAt(obj5[4], m-1, 4);
model5.setValueAt(obj5[5], m-1, 5);
model5.setValueAt(obj5[6], m-1, 6);
model5.setValueAt(obj5[7], m-1, 7);
model5.setValueAt(obj5[8], m-1, 8);
}
if (row5_waste > 0)
{
for(int k=0; k<row5_waste; k++)
{
obj5_waste = list5_waste.get(k);
obj5[0] = obj5_waste[0];
obj5[1] = 0.00;
obj5[2] = obj5_waste[1];
obj5[3] = obj5_waste[2];
obj5[4] = 0.00;
float price = new OperationSqlData().getStockCostByGoodsName(obj5_waste[0].toString());
price = (float)(Math.round(price*100))/100;
obj5[5] = price;
obj5[6] = 0.0;
obj5[7] = obj5_waste[3];
obj5[8] = Float.parseFloat(obj5_waste[3].toString());
model5.addRow(new Object[9]);
int m = model5.getRowCount();
model5.setValueAt(obj5[0], m-1, 0);
model5.setValueAt(obj5[1], m-1, 1);
model5.setValueAt(obj5[2], m-1, 2);
model5.setValueAt(obj5[3], m-1, 3);
model5.setValueAt(obj5[4], m-1, 4);
model5.setValueAt(obj5[5], m-1, 5);
model5.setValueAt(obj5[6], m-1, 6);
model5.setValueAt(obj5[7], m-1, 7);
model5.setValueAt(obj5[8], m-1, 8);
}
}
//最后一行插入利润总计
int row_last = model5.getRowCount();
float sales_bft = 0;
float stock_cost = 0;
float last_bft = 0;
for(int p=0; p<row_last; p++)
{
if (!(model5.getValueAt(p, 6)==null))
{
sales_bft = sales_bft + Float.parseFloat(model5.getValueAt(p, 6).toString());
}
if (!(model5.getValueAt(p, 7)==null))
{
stock_cost = stock_cost + Float.parseFloat(model5.getValueAt(p, 7).toString());
}
if (!(model5.getValueAt(p, 8)==null))
{
last_bft = last_bft + Float.parseFloat(model5.getValueAt(p, 8).toString());
}
}
sales_bft = (float)(Math.round(sales_bft*100))/100;
stock_cost = (float)(Math.round(stock_cost*100))/100;
last_bft = (float)(Math.round(last_bft*100))/100;
model5.addRow(new Object[9]);
model5.setValueAt("总计", row_last, 0);
model5.setValueAt(sales_bft, row_last, 6);
model5.setValueAt(stock_cost, row_last, 7);
model5.setValueAt(last_bft, row_last, 8);
break;
default:
break;
}
}
});
scrollPane = new JScrollPane();
scrollPane.setViewportView(tree);
scrollPane.setBounds(10, 50, 150, screenHeight-50);
frame.getContentPane().add(scrollPane);
scrollPane_1 = new JScrollPane();
scrollPane_1.setBounds(160, 50, screenWidth-180, screenHeight-50);
frame.getContentPane().add(scrollPane_1);
}
class PopupActionListener implements ActionListener {
public void actionPerformed(ActionEvent event) {
int answer = JOptionPane.showConfirmDialog(null, "删除数据不加入报表计算，确定要删除选中记录？", "提交信息",JOptionPane.YES_NO_OPTION);
if (answer == 0)
{
int ret = 0;
if (business.equals("stock"))
{
ret = new OperationSqlData().DeleteSqlDataByGoodsNameDate(model1.getValueAt(table.getSelectedRow(), 1).toString(), model1.getValueAt(table.getSelectedRow(), 0).toString(), "stock");
model1.removeRow(table.getSelectedRow());
}
else if(business.equals("sales"))
{
ret = new OperationSqlData().DeleteSqlDataByGoodsNameDate(model2.getValueAt(table.getSelectedRow(), 1).toString(), model2.getValueAt(table.getSelectedRow(), 0).toString(), "sales");
model2.removeRow(table.getSelectedRow());
}
else if (business.equals("stock_waste"))
{
ret = new OperationSqlData().DeleteSqlDataByGoodsNameDate(model3.getValueAt(table.getSelectedRow(), 1).toString(), model3.getValueAt(table.getSelectedRow(), 0).toString(), "stock");
model3.removeRow(table.getSelectedRow());
}
else if (business.equals("sales_pricing"))
{
ret = new OperationSqlData().DeleteSqlDataByGoodsNameDate(model4.getValueAt(table.getSelectedRow(), 1).toString(), model4.getValueAt(table.getSelectedRow(), 0).toString(), "price");
model4.removeRow(table.getSelectedRow());
}
if (ret == 1)
JOptionPane.showMessageDialog(null, "删除成功");
else
JOptionPane.showMessageDialog(null, "删除失败");
}
}
}
ActionListener acitonListener = new PopupActionListener();
public void reportMouseClick() //右键提供指定行区域删除选项，处理选项事件
{
final JPopupMenu jp = new JPopupMenu();
final JMenuItem item = jp.add("删除该条记录");
item.addActionListener(acitonListener);
table.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
if (e.getButton() == MouseEvent.BUTTON3) {
// 弹出菜单
if(table.getSelectedRow() > -1)
{
int y = table.getSelectedRow() * table.getRowHeight();
if(e.getY() > y && e.getY() <= y+16)
{
jp.show(table, e.getX(), e.getY());
}
}
}
}
});
}
}
package org.sales;
import java.awt.EventQueue;
import java.util.ArrayList;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
public class inventory_screen {
private JFrame frame;
/**
* Launch the application.
*/
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
public void run() {
try {
inventory_screen window = new inventory_screen();
window.frame.setVisible(true);
} catch (Exception e) {
e.printStackTrace();
}
}
});
}
/**
* Create the application.
*/
public inventory_screen() {
initialize();
}
/**
* Initialize the contents of the frame.
*/
private void initialize() {
frame = new JFrame();
int screenWidth = java.awt.Toolkit.getDefaultToolkit().getScreenSize().width*2/3;
int screenHeight = java.awt.Toolkit.getDefaultToolkit().getScreenSize().height*2/3;
frame.setBounds(screenWidth/6, screenHeight/6, screenWidth, screenHeight);
frame.getContentPane().setLayout(null);
String[] header = {"品名", "库存数量", "单位"};// 设置表头
Object[][] item = new Object[0][3];// 设置单身
@SuppressWarnings("serial")
DefaultTableModel model = new DefaultTableModel(item, header) {
public boolean isCellEditable(int row, int column) {
return false;
}
};// 创建一个model，并设置model数据不可编辑
JTable table = new JTable(model);// 根据model创建一个Jtable
table.setFocusable(false);// 关闭鼠标选中单个坐标
JScrollPane scrollPane = new JScrollPane();
scrollPane.setViewportView(table);
scrollPane.setBounds(5, 5, screenWidth-5, screenHeight-5);
frame.getContentPane().add(scrollPane);
int r1 = model.getRowCount();
while(r1>0)
{
model.removeRow(r1-1);
r1--;
}
Object[] obj4 = new Object[6];
Object[] obj4_sales = new Object[4];
ArrayList<Object[]> list4 = new OperationSqlData().getStockRecordByDate("0000-00-00 00:00:00", "9999-99-99 99:99:99",0 , true);
ArrayList<Object[]> list4_sales = new OperationSqlData().getSalesRecordByDate("0000-00-00 00:00:00", "9999-99-99 99:99:99", true);
int row4 = list4.size();
int row4_sales = list4_sales.size();
float stock_last = 0;
for(int i=0; i<row4; i++)
{
model.addRow(new Object[3]);
int j = model.getRowCount();
obj4 = list4.get(i);
for (int k=0; k<row4_sales; k++)
{
obj4_sales = list4_sales.get(k);
if (obj4_sales[0].toString().equals(obj4[0].toString()))
{
stock_last = Float.parseFloat(obj4[1].toString()) - Float.parseFloat(obj4_sales[1].toString());
model.setValueAt(stock_last, j-1, 1);
break;
}
else
{
model.setValueAt(obj4[1], j-1, 1);
}
}
if (row4_sales == 0)
model.setValueAt(obj4[1], j-1, 1);
model.setValueAt(obj4[0], j-1, 0);
model.setValueAt(obj4[2], j-1, 2);
}
}
}
package org.sales;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import javax.swing.JComboBox;
import javax.swing.JOptionPane;
import javax.swing.JTable;
import javax.swing.table.DefaultTableModel;
public class OperationSqlData {
//定义数据库变量
private String url;
private String passname;
private String password;
private String driver;
private Statement st;
private Connection con;
private ResultSet rst;
public OperationSqlData() //构造数据库链接默认值
{
passname = "admin"; //SQL Server登陆账号
password = "init1234"; //SQL Server登陆密码
driver = "com.microsoft.sqlserver.jdbc.SQLServerDriver"; //驱动加载
try {
Class.forName(driver);
} catch (ClassNotFoundException e) {
JOptionPane.showMessageDialog(null, "数据库加载失败！");
e.printStackTrace();
}
try {
url = "jdbc:sqlserver://"+InetAddress.getLocalHost().getHostAddress()+";"+"DatabaseName=goodsData";//URL链接
} catch (UnknownHostException e) {
JOptionPane.showMessageDialog(null, "数据库加载失败！");
e.printStackTrace();
}
}
public OperationSqlData(String p_name, String p_word) //构造指定帐号密码数据库链接
{
passname = p_name;
password = p_word;
driver = "com.microsoft.sqlserver.jdbc.SQLServerDriver";
try {
Class.forName(driver);
} catch (ClassNotFoundException e) {
JOptionPane.showMessageDialog(null, "数据库加载失败！");
e.printStackTrace();
}
try {
url = "jdbc:sqlserver://"+InetAddress.getLocalHost().getHostAddress()+";"+"DatabaseName=goodsData";
} catch (UnknownHostException e) {
JOptionPane.showMessageDialog(null, "数据库加载失败！");
e.printStackTrace();
}
}
public void getGoodsNameToCombox(JComboBox<String> combox)
{
String sql = "SELECT distinct goods FROM stock where qty > 0";// 数据库取品名
// 连接数据库，执行查询语句
try {
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(true);
st = con.createStatement();
rst = st.executeQuery(sql);
// 取出的结果加入combox的Item
while (rst.next()) {
combox.addItem(rst.getString("goods"));
}
// 关闭数据库连接
rst.close();
st.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "商品名数据加载异常！ ");
e.printStackTrace();
}
}
public String getUnitByGoodsName(String goods) {
String unit = null;
//从库存表抓取商品单位
String sql = "SELECT distinct unit FROM stock WHERE qty> 0 AND goods = ?";
try {
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(true);
PreparedStatement ps = con.prepareStatement(sql); //SQL预处理
ps.setString(1, goods); //SQL参数
ResultSet rt = ps.executeQuery(); //执行SQL
while(rt.next())
{
unit = rt.getString("unit"); //从执行结果中得到商品单位
}
// 关闭数据库连接
ps.close();
rt.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "商品单位数据加载异常！ ");
e.printStackTrace();
}
return unit; //返回单位
}
public String getSalesPriceByGoodsName(String goods)
{
String sales_price = null;
//从定价表中抓取销售单价
String sql = "SELECT unitprice FROM Price WHERE goods = ? ORDER BY date DESC";
try {
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(true);
PreparedStatement ps = con.prepareStatement(sql);// SQL预处理
ps.setString(1, goods);
ResultSet rt = ps.executeQuery();
rt.next();
sales_price = rt.getString("unitprice");
// 关闭数据库连接
ps.close();
rt.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "销售单价数据加载异常！ ");
e.printStackTrace();
}
return sales_price;
}
public ArrayList<Object[]> getSalesRecordByDate(String date_begin, String date_end, Boolean sum_qty_totalprice)
{
ArrayList<Object[]> list = new ArrayList<Object[]>();
String sql = null;
if (sum_qty_totalprice)
{
sql = "SELECT goods, SUM(qty) AS s_qty, unit, SUM(totalprice) AS s_totalprice FROM sales where date between ? AND ? GROUP BY goods, unit";//抓取销售记录数据按商品名和单位汇总
}
else{
sql = "SELECT date, goods, qty, unit, unitprice, totalprice FROM sales where date between ? AND ? ORDER BY date DESC";//抓取销售记录数据按时间排序
}
try {
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(true);
PreparedStatement ps = con.prepareStatement(sql);// SQL预处理
ps.setString(1, date_begin); //指定抓取销售记录起始时间
ps.setString(2, date_end); //指定抓取销售记录终止时间
ResultSet rt = ps.executeQuery();
Object[] obj = null;
if (sum_qty_totalprice)
{
while(rt.next())
{
obj = new Object[4];//Object数组加入arraylist
obj[0] = rt.getString("goods");
obj[1] = rt.getFloat("s_qty");
obj[2] = rt.getString("unit");
obj[3] = rt.getFloat("s_totalprice");
list.add(obj);
}
}
else{
while(rt.next())
{
obj = new Object[6];
obj[0] = rt.getString("date");
obj[1] = rt.getString("goods");
obj[2] = rt.getFloat("qty");
obj[3] = rt.getString("unit");
obj[4] = rt.getFloat("unitprice");
obj[5] = rt.getFloat("totalprice");
list.add(obj);
}
}
// 关闭数据库连接
ps.close();
rt.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "销售记录数据加载异常！ ");
e.printStackTrace();
}
return list;
}
public float getStockCostByGoodsName(String goods)
{
float stock_cost = 0;
// 这里计算的是商品进货成本（qty>0）
String sql = "SELECT goods,SUM(qty) AS s_qty,SUM(amount) AS s_amount FROM stock WHERE goods = ? AND qty>0 GROUP by goods";
try {
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(true);
PreparedStatement ps = con.prepareStatement(sql);// SQL预处理
ps.setString(1, goods);
ResultSet rt = ps.executeQuery();
while(rt.next())
{
float s_amount = rt.getFloat("s_amount");
float s_qty = rt.getFloat("s_qty");
stock_cost = s_amount/s_qty;
}
// 关闭数据库连接
ps.close();
rt.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "成本数据加载异常！ ");
e.printStackTrace();
}
return stock_cost;
}
public ArrayList<Object[]> getStockRecordByDate(String date_begin, String date_end, int status, Boolean sum_amount_qty)
{
ArrayList<Object[]> list = new ArrayList<Object[]>();
String sql = null;
//sun_amount_qty是否根据商品名和单位加总库存数量和成本，
//status的值： -1计算报废库存；0计算总库存； 1计算进货库存
if (sum_amount_qty)
{
if (status == -1)
sql = "SELECT goods, SUM(qty) AS s_qty, unit, SUM(amount) AS s_amount FROM stock where qty < 0 AND date between ? AND ? GROUP by goods,unit";
else if (status == 1)
sql = "SELECT goods, SUM(qty) AS s_qty, unit, SUM(amount) AS s_amount FROM stock where qty > 0 AND date between ? AND ? GROUP by goods,unit";
else if (status == 0)
sql = "SELECT goods, SUM(qty) AS s_qty, unit, SUM(amount) AS s_amount FROM stock where date between ? AND ? GROUP by goods,unit";
}
else {
if(status == -1)
sql = "SELECT date, goods, qty, unit, amount FROM stock where qty < 0 AND date between ? AND ? ORDER BY date DESC";
else
sql = "SELECT date, goods, qty, unit, amount FROM stock where qty > 0 AND date between ? AND ? ORDER BY date DESC";
}
try {
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(true);
PreparedStatement ps = con.prepareStatement(sql);// SQL预处理
ps.setString(1, date_begin);
ps.setString(2, date_end);
ResultSet rt = ps.executeQuery();
Object[] obj = null;
if (sum_amount_qty) //依据是否汇总处理输出结果
{
while(rt.next())
{
obj = new Object[4];
obj[0] = rt.getString("goods");
obj[1] = rt.getFloat("s_qty");
obj[2] = rt.getString("unit");
obj[3] = rt.getFloat("s_amount");
list.add(obj);
}
}
else {
while(rt.next())
{
obj = new Object[5];
obj[0] = rt.getString("date");
obj[1] = rt.getString("goods");
obj[2] = rt.getFloat("qty");
obj[3] = rt.getString("unit");
obj[4] = rt.getFloat("amount");
list.add(obj);
}
}
// 关闭数据库连接
ps.close();
rt.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "库存数据加载异常！ ");
e.printStackTrace();
}
return list;
}
public ArrayList<Object[]> getPricingRecordByDate(String date_begin, String date_end)
{
ArrayList<Object[]> list = new ArrayList<Object[]>();
String sql = null;
sql = "SELECT date, goods, unit, unitprice FROM price where date between ? AND ?";
try {
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(true);
PreparedStatement ps = con.prepareStatement(sql);// SQL预处理
ps.setString(1, date_begin);
ps.setString(2, date_end);
ResultSet rt = ps.executeQuery();
Object[] obj = null;
while(rt.next())
{
obj = new Object[4];
obj[0] = rt.getString("date");
obj[1] = rt.getString("goods");
obj[2] = rt.getString("unit");
obj[3] = rt.getFloat("unitprice");
list.add(obj);
}
// 关闭数据库连接
ps.close();
rt.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "库存数据加载异常！ ");
e.printStackTrace();
}
return list;
}
public void CommitSalesStockPricingToSql(DefaultTableModel model, JTable table) //传入用model定义的table
{
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 创建指定格式的当前时间
String date = df.format(new Date());
//这里先删除原有定价记录，再插入新纪录
String sql2 = "INSERT INTO price (goods, date, unit, cost, unitprice) VALUES(?,?,?,?,?)";
try {
// 设置数据库链接，设置手动提交数据
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(false);
PreparedStatement ps = con.prepareStatement(sql2);// SQL预处理
int line = table.getRowCount();
// 循环每一行，如果有值加入数据库批处理
for (int i = 0; i < line; i++) {
if(!(model.getValueAt(i, 5)==null)) //首先判断是否有输入值，再判断是否为空值，有值则删除
{
if (!(model.getValueAt(i, 5).toString().isEmpty()))
{
ps.setString(1, (String) model.getValueAt(i, 0));
ps.setString(2, date);
ps.setString(3, (String) model.getValueAt(i, 3));
ps.setString(4, model.getValueAt(i, 4).toString());
ps.setString(5, model.getValueAt(i, 5).toString());
ps.addBatch();
}
}
}
int[] rt = ps.executeBatch();// 执行批处理，弹出对话消息，显示成功失败
con.commit();
//关闭数据库相关链接
ps.close();
if (rt.length > 0)
JOptionPane.showMessageDialog(null, "提交成功！");
ps.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "提交失败！ ");
try {
con.rollback();
} catch (SQLException e1) {
e1.printStackTrace();
}
e.printStackTrace();
}
}
public Integer StockIn(String name, String qty, String unit, String amount)
{
int ret = 0;
String sql = "INSERT INTO stock (goods, date, qty, unit, amount) VALUES (?, ?, ?, ?, ?)"; // 定义SQL语句
try {
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(true); // 设置数据自动提交数据库
PreparedStatement ps = con.prepareStatement(sql); // SQL预处理
ps.setString(1, name);// 动态参数执行SQL
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 创建指定格式的当前时间
ps.setString(2, df.format(new Date()));
ps.setString(3, qty);
ps.setString(4, unit);
ps.setString(5, amount);
ret = ps.executeUpdate(); // 执行SQL
ps.close(); //关闭数据库链接
con.close();
return ret;
} catch (SQLException e) {
e.printStackTrace();
return ret;
}
}
public void CommitSalesToSql(DefaultTableModel model, JTable table)
{
// 插入销售记录到数据库
String sql = "INSERT INTO sales (goods, date, qty, unit, unitprice, totalprice) VALUES (?, ?, ?, ?, ?, ?)";// 批量插入Jtable中数据
try {
// 设置数据库链接，设置手动提交数据
con = DriverManager.getConnection(url, passname, password);
con.setAutoCommit(false);
PreparedStatement ps = con.prepareStatement(sql);// SQL预处理
SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");// 设置指定格式的当前日期时间
String date = df.format(new Date());
float f4 = 0;
int line = table.getRowCount();
// 循环每一行，如果有值加入数据库批处理
for (int i = 0; i < line; i++) {
if ((String) model.getValueAt(i, 0) != null) {
ps.setString(1, (String) model.getValueAt(i, 0));
ps.setString(2, date);
float f1 = Float.parseFloat(model.getValueAt(i, 1).toString());
ps.setFloat(3, f1);
ps.setString(4, (String)model.getValueAt(i, 2));
float f2 = Float.parseFloat(model.getValueAt(i, 3).toString());
ps.setFloat(5, f2);
float f3 = Float.parseFloat(model.getValueAt(i, 4).toString());
ps.setFloat(6, f3);
ps.addBatch();
f4 = f3 + f4;
}
}
f4 = (float)(Math.round(f4*100))/100;
// 弹出选择对话框，计算总金额，提示是否提交
int answer = JOptionPane.showConfirmDialog(null, "总金额" + f4 + "元" + " " + "确认提交？", "提交信息",
JOptionPane.YES_NO_OPTION);
if (answer == 0) {
int rst[] = ps.executeBatch();// 执行批处理，弹出对话消息，显示成功失败
if (rst.length > 0) {
JOptionPane.showMessageDialog(null, "交易成功");
con.commit();
}
else if(rst.length == 0)
{
JOptionPane.showMessageDialog(null, "无数据");
}
}
//关闭数据库相关链接
ps.close();
con.close();
} catch (SQLException e) {
JOptionPane.showMessageDialog(null, "交易失败");
try {
con.rollback();
con.close();
} catch (SQLException e1) {
e1.printStackTrace();
}
e.printStackTrace();
}
}
public Integer DeleteSqlDataByGoodsNameDate(String goods, String date, String business)
{
String sql = null;
int ret = 0;
if(business.equals("stock")||business.equals("stock_waste"))
sql = "DELETE FROM stock where goods = ? AND date = ?";
else if (business.equals("sales"))
sql = "DELETE FROM sales where goods = ? AND date = ?";
else if (business.equals("price"))
sql = "DELETE FROM price where goods = ? AND date = ?";
// 连接数据库，执行查询语句
try {
con = DriverManager.getConnection(url, passname,password);
con.setAutoCommit(false); // 设置数据自动提交数据库
PreparedStatement ps = con.prepareStatement(sql); // SQL预处理
ps.setString(1, goods);
ps.setString(2, date);
ret = ps.executeUpdate(); // 执行SQL
con.commit();
ps.close(); //关闭数据库链接
con.close();
return ret;
} catch (SQLException e) {
try {
con.rollback();
} catch (SQLException e1) {
e1.printStackTrace();
}
e.printStackTrace();
return ret;
}
}
public void DeleteSqlDataByYear(String date_last)//清理数据库旧记录
{
String sql1 = "DELETE FROM stock where date < ?";
String sql2 = "DELETE FROM sales where date < ?";
String sql3 = "DELETE FROM price where date < ?";
int answer = JOptionPane.showConfirmDialog(null, "确认要删除"+date_last.substring(0,10)+"之前的数据？ ", "提交信息",
JOptionPane.YES_NO_OPTION);
if (answer != 0) {
return;
}
// 连接数据库，执行查询语句
try {
con = DriverManager.getConnection(url, passname,password);
con.setAutoCommit(false); // 设置数据不自动提交数据库
PreparedStatement ps1 = con.prepareStatement(sql1); // SQL预处理
ps1.setString(1, date_last);
ps1.executeUpdate(); // 执行SQL
PreparedStatement ps2 = con.prepareStatement(sql2); // SQL预处理
ps2.setString(1, date_last);
ps2.executeUpdate(); // 执行SQL
PreparedStatement ps3 = con.prepareStatement(sql3); // SQL预处理
ps3.setString(1, date_last);
ps3.executeUpdate(); // 执行SQL
con.commit();
ps1.close(); //关闭数据库链接
ps2.close();
ps3.close();
con.close();
JOptionPane.showMessageDialog(null, "清除数据成功！");
} catch (SQLException e) {
try {
con.rollback(); //失败回滚
} catch (SQLException e1) {
e1.printStackTrace();
}
JOptionPane.showMessageDialog(null, "清除数据失败");
e.printStackTrace();
}
}
}
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原文地址：http://blog.csdn.net/erp_top_dd/article/details/51093377
