批量替换文件中的字符

package org.rocking; import java.awt.BorderLayout; import java.awt.FlowLayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.image.BufferedImage; import java.io.File; import java.io.IOException; import java.util.Properties; import javax.imageio.ImageIO; import javax.swing.JButton; import javax.swing.JDialog; import javax.swing.JFileChooser; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JTextField; import org.apache.log4j.Logger; public class MainWindow extends JFrame { /** * */ private static final long serialVersionUID = -4793216655531089765L; BorderLayout borderLayout = null; FlowLayout flowLayout = null; JFrame frame = new JFrame(""); JPanel mainPanel; JPanel northPanel; JPanel centerPanel; JPanel southPanel; JButton button = new JButton(); JButton processBtn = new JButton(); JTextField textField = new JTextField(30); JTextField oldTextField = new JTextField(47);//旧字符串 JTextField newTextField = new JTextField(47);//新字符串 File file = null; String filePath = ""; static String lastpath = "";//上次路径 Properties properties = new Properties(); public static final Logger logger = Logger.getLogger(MainWindow.class); public MainWindow() { //初始化 //-------------------------------------------------------------------------------- //创建布局管理器 //-------------------------------------------------------------------------------- borderLayout = new BorderLayout(); flowLayout = new FlowLayout(); filePath = this.getClass().getResource("/conf.properties").getPath(); lastpath = FileManager.readPropertyValue(filePath, "org.rocking.lastPath"); logger.info("filePath: " + filePath); logger.info("lastpath: " + lastpath); button.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) { JFileChooser fileChooser = new JFileChooser(lastpath); //对话框 fileChooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY); int i = fileChooser.showOpenDialog(getContentPane()); //opendialog if (i == JFileChooser.APPROVE_OPTION) { //判断是否为打开的按钮 file = fileChooser.getSelectedFile(); //取得选中的文件 textField.setText(file.getPath()); //取得路径 lastpath = file.getPath(); FileManager.writeProperties(filePath, "org.rocking.lastPath", lastpath); } } }); button.setText("选择路径"); button.setSize(50, 20); processBtn.addActionListener(new ActionListener() { @SuppressWarnings("deprecation") public void actionPerformed(ActionEvent e) { boolean tag = true; if(file != null) { String oldString = oldTextField.getText(); String newString = newTextField.getText(); if(oldString != null && newString != null) { try { new ReplaceAction().execute(file.getAbsolutePath(), oldString, newString); } catch (IOException e1) { tag = false; e1.printStackTrace(); } } else { tag = false; } } else { tag = false; } JLabel label = new JLabel(); JDialog dialog = new JDialog(frame, "提示信息", true); dialog.setSize(50, 30); dialog.setBounds(300, 300, 250, 200); dialog.getContentPane().add(label); dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE); if(tag) { label.setText("处理成功！"); } else { label.setText("处理失败！"); } dialog.show(); } }); processBtn.setText("替换"); processBtn.setSize(50, 20); JLabel oldTextlabel = new JLabel(); oldTextlabel.setText("旧串"); JLabel newTextlabel = new JLabel(); newTextlabel.setText("新串"); northPanel = new JPanel(); northPanel.setLayout(flowLayout); northPanel.add(button); //布局处理 northPanel.add(textField); centerPanel = new JPanel(); centerPanel.setLayout(flowLayout); centerPanel.add(oldTextlabel); centerPanel.add(oldTextField); centerPanel.add(newTextlabel); centerPanel.add(newTextField); southPanel = new JPanel(); southPanel.setLayout(flowLayout); southPanel.add(processBtn); mainPanel = (JPanel) getContentPane(); mainPanel.setLayout(borderLayout); mainPanel.add(northPanel, BorderLayout.NORTH); mainPanel.add(centerPanel, BorderLayout.CENTER); mainPanel.add(southPanel, BorderLayout.SOUTH); BufferedImage image = null; try { image = ImageIO.read(this.getClass().getResource("icon.jpg")); } catch (IOException e) { e.printStackTrace(); } frame.setIconImage(image); frame.getContentPane().add(mainPanel); frame.setTitle("字符串批量替换"); /* Image icon = Toolkit.getDefaultToolkit().getImage(""); frame.setIconImage(icon);//去掉图标 */ frame.setSize(600, 270); frame.setVisible(true); frame.setBounds(300, 300, 600, 270); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); } public static void main(String[] args) { new MainWindow(); } }