Windows操作系统可以实现重命名文件操作,却不能实现批量重命名。本实例实现了批量重命名功能,可以将一个文件夹内同一类型的文件按照一定的规则批量重命名。用户可以给出重命名模板,程序可以根据模板对相应的文件进行重命名。此外,还可以在重命名模板中添加特殊符号,程序会将这些特殊符号替换成重命名后的文件编号。
思路分析:
代码如下:
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 } } }
效果如图: