Java-单机版的书店管理系统(练习设计模块和思想_系列二 )（3）

/*
 * ListPanel.java
 *
 * Created on __DATE__, __TIME__
 */
package cn.hncu.bookStore.user.ui;
import java.util.List;
import javax.swing.JFrame;
import cn.hncu.bookStore.user.business.ebi.UserEbi;
import cn.hncu.bookStore.user.business.factory.UserEbiFactory;
import cn.hncu.bookStore.user.vo.UserModel;
/**
 * 表现层-用户列表面板
 * 
 * @author 陈浩翔
 * @version 1.0
 */
public class ListPanel extends javax.swing.JPanel {
    private JFrame mainFrame = null;
    /** Creates new form ListPanel */
    public ListPanel(JFrame mainFrame) {
        this.mainFrame = mainFrame;
        initComponents();
        myInitData();
    }
    /**
     * 读取所有用户并添加进列表
     */
    private void myInitData() {
        UserEbi user = UserEbiFactory.getUserEbi();
        List<UserModel> list = user.getAll();
        userLists.setListData(list.toArray());
    }
    /** 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.
     */
    //GEN-BEGIN:initComponents
    // <editor-fold defaultstate="collapsed" desc="Generated Code">
    private void initComponents() {
        jScrollPane1 = new javax.swing.JScrollPane();
        userLists = new javax.swing.JList();
        jLabel1 = new javax.swing.JLabel();
        btnToAdd = new javax.swing.JButton();
        setMinimumSize(new java.awt.Dimension(800, 600));
        setLayout(null);
        userLists.setModel(new javax.swing.AbstractListModel() {
            String[] strings = { "" };
            public int getSize() {
                return strings.length;
            }
            public Object getElementAt(int i) {
                return strings[i];
            }
        });
        jScrollPane1.setViewportView(userLists);
        add(jScrollPane1);
        jScrollPane1.setBounds(150, 150, 480, 230);
        jLabel1.setFont(new java.awt.Font("Tahoma", 1, 48));
        jLabel1.setForeground(new java.awt.Color(204, 0, 51));
        jLabel1.setText("User List");
        add(jLabel1);
        jLabel1.setBounds(270, 30, 260, 80);
        btnToAdd.setFont(new java.awt.Font("Dialog", 1, 18));
        btnToAdd.setText("\u6dfb\u52a0\u7528\u6237");
        btnToAdd.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                btnToAddActionPerformed(evt);
            }
        });
        add(btnToAdd);
        btnToAdd.setBounds(60, 420, 150, 50);
    }// </editor-fold>
    //GEN-END:initComponents
    private void btnToAddActionPerformed(java.awt.event.ActionEvent evt) {
        mainFrame.setContentPane(new AddPanel(mainFrame));
        mainFrame.validate();
    }
    //GEN-BEGIN:variables
    // Variables declaration - do not modify
    private javax.swing.JButton btnToAdd;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JList userLists;
    // End of variables declaration//GEN-END:variables
}

package cn.hncu.bookStore.user.vo;
import java.io.Serializable;
import cn.hncu.bookStore.common.UserTypeEnum;
/**
 * @author 陈浩翔
 * @version 1.0
 * 
 * <br/>
 * 用于保存用户信息的值对象<br/>
 * 1、可序列化<br/>
 * 2、私有化所有变量成员，补setter-getters方法<br/>
 * 3、写equals和hashCode方法----用主键(uuid)唯一标识码<br/>
 * 4、toString方法<br/>
 * 5,空参构造方法<br/>
 */
public class UserModel implements Serializable{
    private String uuid;//用户唯一标识码
    private String name;//用户名
    private int type;//用户类型
    private String pwd;//用户密码
    public UserModel() {
    }
    /**
     * 功能：得到uuid-用户唯一的标识码
     * 
     * @return 返回uuid-用户唯一的标识码
     */
    public String getUuid() {
        return uuid;
    }
    /**
     * 功能：设置uuid-用户唯一的标识码
     * @param uuid-用户唯一的标识码-String型参数
     */
    public void setUuid(String uuid) {
        this.uuid = uuid;
    }
    /**
     * 功能：得到用户的用户名
     * @return---name-用户名
     */
    public String getName() {
        return name;
    }
    /**
     * 功能：设置用户的用户名
     * 
     * @param name--用户设置的用户名，String型参数
     */
    public void setName(String name) {
        this.name = name;
    }
    /**
     * 功能：得到用户的类型：
     *  1——表示为admin，可以进行全部操作
     *  2——表示为能操作图书模块的人员
     *  3——表示为能操作进货模块的人员
     *  4——表示为能操作销售模块的人员
     *  5——表示为能操作库存模块的人员
     * @return 用户的类型
     */
    public int getType() {
        return type;
    }
    /**
     *  功能：设置用户的类型：
     *  1——表示为admin，可以进行全部操作
     *  2——表示为能操作图书模块的人员
     *  3——表示为能操作进货模块的人员
     *  4——表示为能操作销售模块的人员
     *  5——表示为能操作库存模块的人员
     * @param type--用户的类型-int型参数
     */
    public void setType(int type) {
        this.type = type;
    }
    /**
     *功能：得到用户的密码
     * @return String型，用户的密码
     */
    public String getPwd() {
        return pwd;
    }
    /**
     * 功能：设置用户的密码
     * @param pwd--String型参数
     */
    public void setPwd(String pwd) {
        this.pwd = pwd;
    }
    @Override
    public int hashCode() {
        final int prime = 31;
        int result = 1;
        result = prime * result + ((uuid == null) ? 0 : uuid.hashCode());
        return result;
    }
    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;
        if (obj == null)
            return false;
        if (getClass() != obj.getClass())
            return false;
        UserModel other = (UserModel) obj;
        if (uuid == null) {
            if (other.uuid != null)
                return false;
        } else if (!uuid.equals(other.uuid))
            return false;
        return true;
    }
    @Override
    public String toString() {
        return uuid + "," + name + "," + UserTypeEnum.getNameByType(type);
    }
}

package cn.hncu.bookStore.user.vo;
/**
 * 
 * @author 陈浩翔
 *
 * @version 1.0
 */
public class UserQueryModel extends UserModel{
}

package cn.hncu.bookStore.util;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JOptionPane;
/**
 * 用户的公用数据读取写入类
 * @author 陈浩翔
 *
 * @version 1.0
 */
public class FileIoUtil {
    public FileIoUtil() {
    }
    /**
     *  从数据库中读取所有的数据并返回出来
     *  
     * @param fileName：(数据表对应的文件名字)
     * @return 所有表的记录！
     */
    @SuppressWarnings("unchecked")//压警告
    public static<E> List<E> readFormFile(String fileName){
        List<E> list = new ArrayList<E>();
        final File file = new File(fileName);
        ObjectInputStream in =null;
        if(!file.exists()){
            //JOptionPane.showMessageDialog(null, "数据表不存在！");
            return list;
        }
        try {
            in = new ObjectInputStream(new FileInputStream(fileName));
            try {
                list = (List<E>) in.readObject();
            } catch (ClassNotFoundException e) {
                e.printStackTrace();
            }
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }finally{
            if(in!=null){
                try {
                    in.close();
                } catch (IOException e) {
                    throw new RuntimeException("数据库关闭失败");
                }
            }
        }
        return list;
    }
    /**
     * 写入一个list集合进入数据文件fileName
     * 
     * @param list(需要存储的数据集合)
     * @param fileName(写入到哪个文件的文件名字)
     */
    public static<E> void write2file(List<E> list, String fileName){
        ObjectOutputStream out = null;
        try {
            out = new ObjectOutputStream(new FileOutputStream(fileName));
            out.writeObject(list);
        } catch (FileNotFoundException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }finally{
            if(out!=null){
                try {
                    out.close();
                } catch (IOException e) {
                    throw new RuntimeException("数据库关闭失败!");
                }
            }
        }
    }
}

/*
 * BookStore.java
 *
 * Created on __DATE__, __TIME__
 */
package cn.hncu.bookStore;
import cn.hncu.bookStore.user.ui.ListPanel;
/**
 *
 * @author  陈浩翔
 */
public class BookStore extends javax.swing.JFrame {
    /** Creates new form BookStore */
    public BookStore() {
        initComponents();
        this.setContentPane(new ListPanel(this));
        this.setResizable(false);//不能缩放
        this.setDefaultCloseOperation(EXIT_ON_CLOSE);
    }
    /** 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.
     */
    //GEN-BEGIN:initComponents
    // <editor-fold defaultstate="collapsed" desc="Generated Code">
    private void initComponents() {
        menuBar = new javax.swing.JMenuBar();
        fileMenu = new javax.swing.JMenu();
        openMenuItem = new javax.swing.JMenuItem();
        saveMenuItem = new javax.swing.JMenuItem();
        saveAsMenuItem = new javax.swing.JMenuItem();
        exitMenuItem = new javax.swing.JMenuItem();
        editMenu = new javax.swing.JMenu();
        cutMenuItem = new javax.swing.JMenuItem();
        copyMenuItem = new javax.swing.JMenuItem();
        pasteMenuItem = new javax.swing.JMenuItem();
        deleteMenuItem = new javax.swing.JMenuItem();
        helpMenu = new javax.swing.JMenu();
        contentsMenuItem = new javax.swing.JMenuItem();
        aboutMenuItem = new javax.swing.JMenuItem();
        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setMinimumSize(new java.awt.Dimension(800, 600));
        fileMenu.setText("File");
        openMenuItem.setText("Open");
        fileMenu.add(openMenuItem);
        saveMenuItem.setText("Save");
        fileMenu.add(saveMenuItem);
        saveAsMenuItem.setText("Save As ...");
        fileMenu.add(saveAsMenuItem);
        exitMenuItem.setText("Exit");
        exitMenuItem.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                exitMenuItemActionPerformed(evt);
            }
        });
        fileMenu.add(exitMenuItem);
        menuBar.add(fileMenu);
        editMenu.setText("Edit");
        cutMenuItem.setText("Cut");
        editMenu.add(cutMenuItem);
        copyMenuItem.setText("Copy");
        editMenu.add(copyMenuItem);
        pasteMenuItem.setText("Paste");
        editMenu.add(pasteMenuItem);
        deleteMenuItem.setText("Delete");
        editMenu.add(deleteMenuItem);
        menuBar.add(editMenu);
        helpMenu.setText("Help");
        contentsMenuItem.setText("Contents");
        helpMenu.add(contentsMenuItem);
        aboutMenuItem.setText("About");
        helpMenu.add(aboutMenuItem);
        menuBar.add(helpMenu);
        setJMenuBar(menuBar);
        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(
                getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(layout.createParallelGroup(
                javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 400,
                Short.MAX_VALUE));
        layout.setVerticalGroup(layout.createParallelGroup(
                javax.swing.GroupLayout.Alignment.LEADING).addGap(0, 279,
                Short.MAX_VALUE));
        pack();
    }// </editor-fold>
    //GEN-END:initComponents
    private void exitMenuItemActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_exitMenuItemActionPerformed
        System.exit(0);
    }//GEN-LAST:event_exitMenuItemActionPerformed
    /**
     * @param args the command line arguments
     */
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new BookStore().setVisible(true);
            }
        });
    }
    //GEN-BEGIN:variables
    // Variables declaration - do not modify
    private javax.swing.JMenuItem aboutMenuItem;
    private javax.swing.JMenuItem contentsMenuItem;
    private javax.swing.JMenuItem copyMenuItem;
    private javax.swing.JMenuItem cutMenuItem;
    private javax.swing.JMenuItem deleteMenuItem;
    private javax.swing.JMenu editMenu;
    private javax.swing.JMenuItem exitMenuItem;
    private javax.swing.JMenu fileMenu;
    private javax.swing.JMenu helpMenu;
    private javax.swing.JMenuBar menuBar;
    private javax.swing.JMenuItem openMenuItem;
    private javax.swing.JMenuItem pasteMenuItem;
    private javax.swing.JMenuItem saveAsMenuItem;
    private javax.swing.JMenuItem saveMenuItem;
    // End of variables declaration//GEN-END:variables
}