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1、 用户登录package com.newer.property;import java.awt.GridLayout;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import java.sql.*;import java.sql.Statement;import java.sql.ResultSet;import javax.swing.JButton;import javax.swing.JLabel;import javax.swing.JTextField;import javax.swin
2、g.JPasswordField;import javax.swing.JPanel;import javax.swing.JFrame;public class user_land extends JFrame implements ActionListenerstatic Connection conn=null;static Statement stat=null;static ResultSet rs=null;static String url=jdbc:sqlserver:/127.0.0.1:1433;DatabaseName=_Property;static String us
3、er=sa;static String password=;JPanel p1,p2,p3,p4,p5;JLabel lbl1,lbl2,lbl3,lbl4;JTextField txt_name;JPasswordField txt_pwd;JButton btn1,btn2,btn3;statictryClass.forName(com.microsoft.sqlserver.jdbc.SQLServerDriver);catch(Exception e)System.out.println(加载驱动失败);e.printStackTrace();public user_land()thi
4、s.setTitle(固定资产和设备用户登录);p1=new JPanel();p2=new JPanel();p3=new JPanel();p4=new JPanel();p5=new JPanel();lbl1=new JLabel(欢迎登录);lbl2=new JLabel(用户名：);lbl3=new JLabel(密 码：);lbl4=new JLabel();txt_name=new JTextField(10);txt_pwd=new JPasswordField(10);btn1=new JButton(登录);btn2=new JButton(清空);btn3=new JB
5、utton(退出);p1.add(lbl1);p2.add(lbl2);p2.add(txt_name);p3.add(lbl3);p3.add(txt_pwd);p4.add(btn1);p4.add(btn2);p4.add(btn3);p5.add(lbl4);this.setLayout(new GridLayout(5,1);this.add(p1);this.add(p2);this.add(p3);this.add(p4);this.add(p5);this.setBounds(400, 300, 400, 300);this.setDefaultCloseOperation(E
6、XIT_ON_CLOSE);this.setVisible(true);/添加按钮登录事件btn1.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) if(txt_name.getText().equals()=true)&(txt_pwd.getText().equals()=false) lbl4.setText(登录失败，用户名不能为空); if(txt_name.getText().equals()=false)&(txt_pwd.getText().equals()=tru
7、e) lbl4.setText(登录失败，密码不能为空); if(txt_name.getText().equals()=true)&(txt_pwd.getText().equals()=true) lbl4.setText(登录失败，用户名/密码不能为空);if(is_Property() new Sys_interface().show(); else if(txt_name.getText().equals()=false)&(txt_pwd.getText().equals()=false) lbl4.setText(登录失败，用户名/密码错误);btn1.addActionList
8、ener(this);/清空用户名和密码btn2.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) txt_name.setText(null);txt_pwd.setText(null);lbl4.setText(null);/退出btn3.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) System.exit(0);protected void user_land(O
9、bject setVisible) / TODO Auto-generated method stubpublic boolean is_Property()tryconn=DriverManager.getConnection(url, user, password);/System.out.println(连接成功);stat=conn.createStatement();String sql=select * from Admin_Info;rs=stat.executeQuery(sql);while(rs.next()/System.out.println(rs.getString(
10、A_name)+t+rs.getString(A_pwd); String name=txt_name.getText();String pwd=txt_pwd.getText();if(name.equals(rs.getString(A_name) & pwd.equals(rs.getString(A_pwd)/System.out.println(登录成功！);return true;catch(SQLException e)System.out.println(连接失败!);e.printStackTrace();/关闭数据库finallytryif(rs!=null)rs.clos
11、e();if(stat!=null)stat.close();if(conn!=null)conn.close();catch(Exception e2)System.out.println(关闭失败);e2.printStackTrace();return false;public static void main(String args) new user_land();public void actionPerformed(ActionEvent e) /System.exit(0);this.setVisible(false); 主界面package com.newer.propert
12、y;import java.awt.BorderLayout;import java.awt.Color;import java.awt.Dialog;import java.awt.FlowLayout;import java.awt.Font;import java.awt.event.ActionEvent;import java.awt.event.ActionListener;import javax.swing.JFrame;import javax.swing.JLabel;import javax.swing.JMenuBar;import javax.swing.JMenuI
13、tem;import javax.swing.JMenu;import javax.swing.JPanel;import javax.swing.JTextArea;import javax.swing.JTextField;public class Sys_interface extends JFrame implements ActionListener JPanel p=null;JMenuItem jmi_1,jmi_2,jmi_3,jmi_4,jmi_5,jmi_6,jmi_7,jmi_8,jmi_9,jmi_10;JMenuBar jmb=null;JMenu jm_1=null
14、,jm_2=null,jm_3=null,jm_4=null;JLabel text;public Sys_interface()this.setTitle(固定资产和设备管理系统);text=new JLabel( 欢迎进入固定资产和设备管理系统);text.setFont(new Font(宋体,1,28);text.setForeground(Color.blue);p=new JPanel();jmb=new JMenuBar();jm_1=new JMenu(系统功能);jm_2=new JMenu(资产管理);jm_3=new JMenu(系统查询);jm_4=new JMenu(
15、帮助);jmi_1=new JMenuItem(用户登录);jmi_2=new JMenuItem(注销用户);jmi_3=new JMenuItem(用户添加);jmi_4=new JMenuItem(退出系统);jmi_5=new JMenuItem(资产借出管理);jmi_6=new JMenuItem(资产信息管理);jmi_7=new JMenuItem(资产信息查询);jmi_8=new JMenuItem(资产借出查询);jmi_9=new JMenuItem(资产归还查询);jmi_10=new JMenuItem(关于);jm_1.add(jmi_1);jm_1.add(jm
16、i_2);jm_1.add(jmi_3);jm_1.add(jmi_4);jm_2.add(jmi_5);jm_2.add(jmi_6);jm_3.add(jmi_7);jm_3.add(jmi_8);jm_3.add(jmi_9);jm_4.add(jmi_10);jmb.add(jm_1);jmb.add(jm_2);jmb.add(jm_3);jmb.add(jm_4);add(text,BorderLayout.CENTER);this.setJMenuBar(jmb);/this.setLayout(new BorderLayout();/this.add(p,BorderLayou
17、t.NORTH);jmi_1.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) new user_land().show();jmi_2.addActionListener(this);jmi_2.addActionListener(new ActionListener() Overridepublic void actionPerformed(ActionEvent arg0) new user_land().show();jmi_3.addActionListener(new A
18、ctionListener()public void actionPerformed(ActionEvent e) new Pass_word().show();jmi_4.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) System.exit(0);jmi_5.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) new loan_prop_manage().show();
19、jmi_6.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) new property_Info().show();jmi_7.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) new prop_info_select().show();jmi_8.addActionListener(new ActionListener()public void actionPerform
20、ed(ActionEvent e) new Loan_prop_select().show();jmi_9.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) new back_prop_select ().show();jmi_10.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) new about().show();this.setBounds(200,200,500,
21、400);this.setDefaultCloseOperation(EXIT_ON_CLOSE);public void actionPerformed(ActionEvent e) /System.exit(0);this.setVisible(false);public static void main(String args) new Sys_interface().show(); 资产借出管理package com.newer.property;import java.awt.*;import java.awt.event.ActionEvent;import java.awt.ev
22、ent.ActionListener;import java.sql.*;import java.util.Vector;import javax.swing.*;import java.awt.event.FocusEvent;import java.awt.event.FocusListener;import java.awt.event.MouseEvent;import java.awt.event.MouseListener;import javax.swing.event.ListSelectionEvent;import javax.swing.event.ListSelecti
23、onListener;import javax.swing.event.TableModelListener;import javax.swing.event.TableModelEvent;import javax.swing.table.DefaultTableModel;import javax.swing.table.TableModel;public class loan_prop_manage extends JFrame implements ActionListenerVector data=null;DefaultTableModel model = null;Connect
24、ion conn=null;Statement stat=null;ResultSet rs1=null; JTable loan_prop=null;JLabel label;JTextField text;JTextField txt01,txt02,txt03,txt04,txt05,txt06;JPanel p1=null,p2=null,p3=null,p4,p5,p6,p7,p8,p9,p10;Choice c1=null,c2=null;JLabel lb1=null,lb2=null,lb3=null,lb4=null,lb5=null,lb6=null;JButton btn
25、_ok=null;JButton btn_exit=null;JButton btn_fresh=null;JButton btn_save=null;JButton btn_del=null;Vector columnName=new Vector();public loan_prop_manage()text=new JTextField();columnName.add(资产编号);columnName.add(资产名称);columnName.add(资产型号);columnName.add(借出时间);columnName.add(借出数量);columnName.add(借出人);
26、p1=new JPanel();p2=new JPanel();p3=new JPanel();p4=new JPanel();p5=new JPanel();p6=new JPanel();p7=new JPanel();p8=new JPanel();p9=new JPanel();p10=new JPanel();lb1=new JLabel(资产编号);lb2=new JLabel(资产名称);lb3=new JLabel(资产型号);lb4=new JLabel(借出时间);lb5=new JLabel(借出数量);lb6=new JLabel(借 出 人);txt01=new JT
27、extField(8);txt02=new JTextField(8);txt03=new JTextField(8);txt04=new JTextField(8);txt05=new JTextField(8);txt06=new JTextField(8);c1=new Choice();c2=new Choice();text=new JTextField(5);c1.add(资产编号);c2.add(=);btn_ok=new JButton(确定);btn_exit=new JButton(退出);btn_fresh=new JButton(刷新);btn_save=new JBu
28、tton(保存);btn_del=new JButton(删除);p1.add(new JLabel(查询字段);p1.add(c1);p1.add(new JLabel(运算符);p1.add(c2);p1.add(new JLabel(输入数据);p1.add(text);p1.add(btn_ok); p1.add(btn_exit);p1.setBorder(BorderFactory.createTitledBorder(请操作);p3.add(lb1);p3.add(txt01);p4.add(lb2);p4.add(txt02);p5.add(lb3);p5.add(txt03)
29、;p6.add(lb4);p6.add(txt04);p7.add(lb5);p7.add(txt05);p8.add(lb6);p8.add(txt06);p10.add(btn_fresh);p10.add(btn_save);p10.add(btn_del);p2.setLayout(new GridLayout(3, 2);p2.add(p3);p2.add(p4);p2.add(p5);p2.add(p6);p2.add(p7);p2.add(p8);loan_prop=new JTable(this.getDate(),columnName);model = new Default
30、TableModel(getDate(),columnName);p9.add(new JScrollPane(loan_prop);this.setLayout(new GridLayout(4, 1);this.add(p1);this.add(p9);this.add(p2);this.add(p10);this.setBounds(400,300,500,400);this.setDefaultCloseOperation(EXIT_ON_CLOSE);this.setTitle(资产借出管理);btn_save.addActionListener(new ActionListener
31、()public void actionPerformed(ActionEvent arg0)tryClass.forName(com.microsoft.sqlserver.jdbc.SQLServerDriver);conn=DriverManager.getConnection(jdbc:sqlserver:/127.0.0.1:1433;DatabaseName=_property,sa,);stat=conn.createStatement();String sql=insert into loan_info (prop_name,prop_type,loan_time,loan_n
32、um)+values(+txt02.getText()+,+txt03.getText()+,+txt04.getText()+,+txt05.getText()+);stat.executeUpdate(sql);DefaultTableModel mod= new DefaultTableModel(getDate(),columnName);loan_prop.setModel(mod);loan_prop.repaint();loan_prop.updateUI();catch(Exception e)System.out.println(e.getMessage();tryif(rs
33、1!=null)rs1.close();if(stat!=null)stat.close();if(conn!=null)conn.close();catch(Exception e2)System.out.println(关闭失败);e2.printStackTrace();btn_ok.addActionListener(new ActionListener()public void actionPerformed(ActionEvent e) DefaultTableModel dtb=new DefaultTableModel(selectDate(),columnName);loan
34、_prop.setModel(dtb);loan_prop.repaint();loan_prop.updateUI();/*btn_exit.addActionListener(new ActionListener()public void actionPerformed(ActionEvent arg0)btn_exit.addActionListener(this);btn_fresh.addActionListener(new ActionListener()public void actionPerformed(ActionEvent arg0)DefaultTableModel m
35、od = new DefaultTableModel(getDate(),columnName);loan_prop.setModel(mod);loan_prop.repaint();loan_prop.updateUI();loan_prop.getSelectionModel().addListSelectionListener(new ListSelectionListener()public void valueChanged(ListSelectionEvent e)btn_del.addActionListener(new ActionListener()public void
36、actionPerformed(ActionEvent arg0)tryint j= loan_prop.getSelectedRow();Class.forName(com.microsoft.sqlserver.jdbc.SQLServerDriver);conn=DriverManager.getConnection(jdbc:sqlserver:/127.0.0.1:1433;DatabaseName=_property,sa,);stat=conn.createStatement();String sql1=delete from loan_info where prop_id=+d
37、ata.get(j).get(0)+;stat.executeUpdate(sql1);catch(Exception ee)System.out.println(ee.getMessage();finallytryif(rs1!=null)rs1.close();if(stat!=null)stat.close();if(conn!=null)conn.close();catch(Exception e2)System.out.println(关闭失败);e2.printStackTrace();DefaultTableModel mod = new DefaultTableModel(ge
38、tDate(),columnName);loan_prop.setModel(mod);loan_prop.repaint();loan_prop.updateUI();loan_prop.getSelectionModel().addListSelectionListener(new ListSelectionListener()public void valueChanged(ListSelectionEvent e)int i= loan_prop.getSelectedRow();txt01.setText(data.get(i).get(0).toString();txt02.set
39、Text(String)data.get(i).get(1);txt03.setText(String)data.get(i).get(2);txt04.setText(data.get(i).get(3).toString();txt05.setText(data.get(i).get(4).toString();txt06.setText(data.get(i).get(5).toString();public Vector selectDate()data=new Vector();tryClass.forName(com.microsoft.sqlserver.jdbc.SQLServerDriver);conn=DriverManager.getConnection(jdbc:sqlserver:/127.0.0.1:1433;DatabaseName=_property,sa,);stat=conn.createStatement();int x=Integer.parseInt(text.getText().trim();/System.out.println(x);rs1=stat.executeQuery(select * from loan_info where prop_id=+x);while(rs1.next()Vector al=new