import java.awt.EventQueue; 
import java.awt.event.ActionEvent; 
import java.awt.event.ActionListener; 
import java.io.File; 
import java.io.FileFilter; 

import javax.swing.JButton; 
import javax.swing.JFileChooser; 
import javax.swing.JFrame; 
import javax.swing.JLabel; 
import javax.swing.JOptionPane; 
import javax.swing.JPanel; 
import javax.swing.JScrollPane; 
import javax.swing.JSeparator; 
import javax.swing.JSpinner; 
import javax.swing.JTable; 
import javax.swing.JTextField; 
import javax.swing.border.EmptyBorder; 
import javax.swing.table.DefaultTableModel; 
import java.awt.GridBagLayout; 
import java.awt.GridBagConstraints; 
import java.awt.Insets; 

/** 
 * 获取文件列表的过滤器 
 *  
 * @author 李钟尉 
 */
public class RenameFiles extends JFrame { 

    /** 
     *  
     */
    private static final long serialVersionUID = 4534371106024773867L; 

    private final class ExtNameFileFilter implements FileFilter { 
        private String extName; 

        public ExtNameFileFilter(String extName) { 
            this.extName = extName;// 保存文件扩展名 
        } 

        @Override
        public boolean accept(File pathname) { 
            // 过滤文件扩展名 
            if (pathname.getName().toUpperCase() 
                    .endsWith(extName.toUpperCase())) 
                return true; 
            return false; 
        } 
    } 

    private JPanel contentPane; 
    private JTextField forderField; 
    private JTextField templetField; 
    private File dir; 
    private JTable table; 
    private JTextField extNameField; 
    private JSpinner startSpinner; 

    /** 
     * Launch the application. 
     */
    public static void main(String[] args) { 
        EventQueue.invokeLater(new Runnable() { 
            public void run() { 
                try { 
                    RenameFiles frame = new RenameFiles(); 
                    frame.setVisible(true); 
                } catch (Exception e) { 
                    e.printStackTrace(); 
                } 
            } 
        }); 
    } 

    /** 
     * Create the frame. 
     */
    public RenameFiles() { 
        setResizable(false); 
        setTitle("文件批量重命名"); 
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); 
        setBounds(100, 100, 383, 409); 
        contentPane = new JPanel(); 
        contentPane.setBorder(new EmptyBorder(5, 5, 5, 5)); 
        setContentPane(contentPane); 
        GridBagLayout gbl_contentPane = new GridBagLayout(); 
        gbl_contentPane.columnWidths = new int[] { 72, 54, 60, 87, 91, 0 }; 
        gbl_contentPane.rowHeights = new int[] { 25, 25, 10, 25, 24, 25, 2, 
                216, 0 }; 
        gbl_contentPane.columnWeights = new double[] { 0.0, 0.0, 0.0, 0.0, 0.0, 
                Double.MIN_VALUE }; 
        gbl_contentPane.rowWeights = new double[] { 0.0, 0.0, 0.0, 0.0, 0.0, 
                0.0, 0.0, 0.0, Double.MIN_VALUE }; 
        contentPane.setLayout(gbl_contentPane); 

        JLabel label = new JLabel(); 
        label.setText("文件批量重命名模块："); 
        GridBagConstraints gbc_label = new GridBagConstraints(); 
        gbc_label.fill = GridBagConstraints.VERTICAL; 
        gbc_label.insets = new Insets(0, 0, 5, 5); 
        gbc_label.gridwidth = 3; 
        gbc_label.gridx = 1; 
        gbc_label.gridy = 0; 
        contentPane.add(label, gbc_label); 

        JLabel label_1 = new JLabel(); 
        label_1.setText("文件路径："); 
        GridBagConstraints gbc_label_1 = new GridBagConstraints(); 
        gbc_label_1.anchor = GridBagConstraints.EAST; 
        gbc_label_1.fill = GridBagConstraints.VERTICAL; 
        gbc_label_1.insets = new Insets(0, 0, 5, 5); 
        gbc_label_1.gridx = 0; 
        gbc_label_1.gridy = 1; 
        contentPane.add(label_1, gbc_label_1); 

        forderField = new JTextField(); 
        forderField.setText(""); 
        GridBagConstraints gbc_forderField = new GridBagConstraints(); 
        gbc_forderField.fill = GridBagConstraints.HORIZONTAL; 
        gbc_forderField.insets = new Insets(0, 0, 5, 5); 
        gbc_forderField.gridwidth = 3; 
        gbc_forderField.gridx = 1; 
        gbc_forderField.gridy = 1; 
        contentPane.add(forderField, gbc_forderField); 

        JButton button = new JButton(); 
        button.addActionListener(new ActionListener() { 
            public void actionPerformed(ActionEvent e) { 
                do_button_actionPerformed(e); 
            } 
        }); 
        button.setText("浏览"); 
        GridBagConstraints gbc_button = new GridBagConstraints(); 
        gbc_button.anchor = GridBagConstraints.NORTHWEST; 
        gbc_button.insets = new Insets(0, 0, 5, 0); 
        gbc_button.gridx = 4; 
        gbc_button.gridy = 1; 
        contentPane.add(button, gbc_button); 

        JSeparator separator_1 = new JSeparator(); 
        GridBagConstraints gbc_separator_1 = new GridBagConstraints(); 
        gbc_separator_1.fill = GridBagConstraints.BOTH; 
        gbc_separator_1.insets = new Insets(0, 0, 5, 0); 
        gbc_separator_1.gridwidth = 5; 
        gbc_separator_1.gridx = 0; 
        gbc_separator_1.gridy = 2; 
        contentPane.add(separator_1, gbc_separator_1); 

        JLabel label_5 = new JLabel(); 
        label_5.setText("使用#可以指定数字计数所占的位置，使用*可以插入原文件名："); 
        GridBagConstraints gbc_label_5 = new GridBagConstraints(); 
        gbc_label_5.fill = GridBagConstraints.VERTICAL; 
        gbc_label_5.insets = new Insets(0, 0, 5, 0); 
        gbc_label_5.gridwidth = 5; 
        gbc_label_5.gridx = 0; 
        gbc_label_5.gridy = 3; 
        contentPane.add(label_5, gbc_label_5); 

        JLabel label_3 = new JLabel(); 
        label_3.setText("  模板："); 
        GridBagConstraints gbc_label_3 = new GridBagConstraints(); 
        gbc_label_3.anchor = GridBagConstraints.EAST; 
        gbc_label_3.fill = GridBagConstraints.VERTICAL; 
        gbc_label_3.insets = new Insets(0, 0, 5, 5); 
        gbc_label_3.gridx = 0; 
        gbc_label_3.gridy = 4; 
        contentPane.add(label_3, gbc_label_3); 

        templetField = new JTextField(); 
        templetField.setText("catrestaurant###"); 
        GridBagConstraints gbc_templetField = new GridBagConstraints(); 
        gbc_templetField.anchor = GridBagConstraints.SOUTH; 
        gbc_templetField.fill = GridBagConstraints.HORIZONTAL; 
        gbc_templetField.insets = new Insets(0, 0, 5, 5); 
        gbc_templetField.gridwidth = 3; 
        gbc_templetField.gridx = 1; 
        gbc_templetField.gridy = 4; 
        contentPane.add(templetField, gbc_templetField); 

        JLabel label_4 = new JLabel(); 
        label_4.setText("开始于："); 
        GridBagConstraints gbc_label_4 = new GridBagConstraints(); 
        gbc_label_4.fill = GridBagConstraints.VERTICAL; 
        gbc_label_4.insets = new Insets(0, 0, 5, 5); 
        gbc_label_4.gridx = 0; 
        gbc_label_4.gridy = 5; 
        contentPane.add(label_4, gbc_label_4); 

        startSpinner = new JSpinner(); 
        GridBagConstraints gbc_startSpinner = new GridBagConstraints(); 
        gbc_startSpinner.fill = GridBagConstraints.HORIZONTAL; 
        gbc_startSpinner.insets = new Insets(0, 0, 5, 5); 
        gbc_startSpinner.gridx = 1; 
        gbc_startSpinner.gridy = 5; 
        contentPane.add(startSpinner, gbc_startSpinner); 

        JLabel label_2 = new JLabel(); 
        label_2.setText("  扩展名："); 
        GridBagConstraints gbc_label_2 = new GridBagConstraints(); 
        gbc_label_2.fill = GridBagConstraints.HORIZONTAL; 
        gbc_label_2.insets = new Insets(0, 0, 5, 5); 
        gbc_label_2.gridx = 2; 
        gbc_label_2.gridy = 5; 
        contentPane.add(label_2, gbc_label_2); 

        JButton startButton = new JButton(); 
        startButton.addActionListener(new ActionListener() { 
            public void actionPerformed(ActionEvent e) { 
                do_startButton_actionPerformed(e); 
            } 
        }); 

        extNameField = new JTextField(); 
        extNameField.setText("jpg"); 
        GridBagConstraints gbc_extNameField = new GridBagConstraints(); 
        gbc_extNameField.fill = GridBagConstraints.HORIZONTAL; 
        gbc_extNameField.insets = new Insets(0, 0, 5, 5); 
        gbc_extNameField.gridx = 3; 
        gbc_extNameField.gridy = 5; 
        contentPane.add(extNameField, gbc_extNameField); 
        startButton.setText("开始"); 
        GridBagConstraints gbc_startButton = new GridBagConstraints(); 
        gbc_startButton.anchor = GridBagConstraints.NORTH; 
        gbc_startButton.insets = new Insets(0, 0, 5, 0); 
        gbc_startButton.gridx = 4; 
        gbc_startButton.gridy = 5; 
        contentPane.add(startButton, gbc_startButton); 

        JSeparator separator_2 = new JSeparator(); 
        GridBagConstraints gbc_separator_2 = new GridBagConstraints(); 
        gbc_separator_2.anchor = GridBagConstraints.NORTH; 
        gbc_separator_2.fill = GridBagConstraints.HORIZONTAL; 
        gbc_separator_2.insets = new Insets(0, 0, 5, 0); 
        gbc_separator_2.gridwidth = 5; 
        gbc_separator_2.gridx = 0; 
        gbc_separator_2.gridy = 6; 
        contentPane.add(separator_2, gbc_separator_2); 

        JScrollPane scrollPane = new JScrollPane(); 
        GridBagConstraints gbc_scrollPane = new GridBagConstraints(); 
        gbc_scrollPane.fill = GridBagConstraints.BOTH; 
        gbc_scrollPane.gridwidth = 5; 
        gbc_scrollPane.gridx = 0; 
        gbc_scrollPane.gridy = 7; 
        contentPane.add(scrollPane, gbc_scrollPane); 

        table = new JTable(); 
        table.setModel(new DefaultTableModel(new Object[][] {}, new String[] { 
                "旧文件名", "新文件名" })); 
        scrollPane.setViewportView(table); 
    } 

    /** 
     * 浏览按钮的事件处理方法 
     *  
     * @param e 
     */
    protected void do_button_actionPerformed(ActionEvent e) { 
        JFileChooser chooser = new JFileChooser();// 创建文件选择器 
        // 设置只选择文件夹 
        chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY); 
        int option = chooser.showOpenDialog(this);// 显示打开对话框 
        if (option == JFileChooser.APPROVE_OPTION) { 
            dir = chooser.getSelectedFile();// 获取选择的文件夹 
        } else { 
            dir = null; 
        } 
        forderField.setText(dir + "");// 显示文件夹信息 
    } 

    /** 
     * 开始按钮的事件处理方法 
     *  
     * @param e 
     */
    protected void do_startButton_actionPerformed(ActionEvent e) { 
        String templet = templetField.getText();// 获取模板字符串 
        if (templet.isEmpty()) { 
            JOptionPane.showMessageDialog(this, "请确定重命名模板", "信息对话框", 
                    JOptionPane.WARNING_MESSAGE); 
            return; 
        } 
        // 获取表格数据模型 
        DefaultTableModel model = (DefaultTableModel) table.getModel(); 
        model.setRowCount(0);// 清除表格数据 
        int bi = (Integer) startSpinner.getValue();// 获取起始编号 
        int index = templet.indexOf("#");// 获取第一个“#”的索引 
        String code = templet.substring(index);// 获取模板中数字占位字符串 
        // 把模板中数字占位字符串替换为指定格式 
        templet = templet.replace(code, "%0" + code.length() + "d"); 
        String extName = extNameField.getText().toLowerCase(); 
        if (extName.indexOf(".") == -1) 
            extName = "." + extName; 
        // 获取文件中文件列表数组 
        File[] files = dir.listFiles(new ExtNameFileFilter(extName)); 
        for (File file : files) {// 变量文件数组 
            // 格式化每个文件名称 
            String name = String.format(templet, bi++) + extName; 
            // 把文件的旧名称与新名称添加到表格的数据模型 
            model.addRow(new String[] { file.getName(), name }); 
            File parentFile = file.getParentFile();// 获取文件所在文件夹对象 
            File newFile = new File(parentFile, name); 
            file.renameTo(newFile);// 文件重命名 
        } 
    } 
}