idea实现快捷批量修改替换

科技前沿 • 2025-01-08 23:02 • 阅读 58

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import java.io.*; public class FileContentReplacer { public static void main(String[] args) { // 指定路径下的文件夹路径 String directoryPath = "E:\\java-demo\\business"; // 要查找和替换的字符串 String searchString = "ds_C"; String replacementString = "所念皆星河"; // 调用递归方法替换文件夹中的内容 replaceContentInDirectory(directoryPath, searchString, replacementString); } public static void replaceContentInDirectory(String directoryPath, String searchString, String replacementString) { File directory = new File(directoryPath); File[] files = directory.listFiles(); if (files != null) { for (File file : files) { if (file.isDirectory()) { // 如果是文件夹，则递归调用 replaceContentInDirectory(file.getAbsolutePath(), searchString, replacementString); } else { // 如果是文件，则替换文件内容 replaceContentInFile(file, searchString, replacementString); } } } } public static void replaceContentInFile(File file, String searchString, String replacementString) { try { // 读取文件内容 BufferedReader reader = new BufferedReader(new FileReader(file)); StringBuilder stringBuilder = new StringBuilder(); String line; while ((line = reader.readLine()) != null) { // 替换文件中的字符串 line = line.replaceAll(searchString, replacementString); stringBuilder.append(line).append("\n"); } reader.close(); // 将替换后的内容写回文件 BufferedWriter writer = new BufferedWriter(new FileWriter(file)); writer.write(stringBuilder.toString()); writer.close(); System.out.println("文件 " + file.getAbsolutePath() + " 中的字符串替换完成。"); } catch (IOException e) { e.printStackTrace(); } } }

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idea实现快捷批量修改替换

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