修改文件夹名称和文件名

来源：互联网发布：武汉大学网络教育平台编辑：程序博客网时间：2024/04/29 23:20

package hgweb;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.io.PrintWriter;

public class Test {
/**
* @author itmyhome
*/
public static void main(String[] args) {
File f = new File(“F:/wuyao”);
print(f, 0);
}

/**  * 遍历文件夹  *  * @param f  * @param len  */  public static void print(File f, int len) {      File[] file = f.listFiles();      for (int i = 0; i < file.length; i++) {          if (file[i].isDirectory()) { //判断是否文件夹              print(file[i], len + 1);          }          // 为防止输出文件覆盖源文件，所以更改输出盘路径 也可自行设置其他路径          File outPath = new File(file[i].getParent().replace("F:", "E:").replace("wuyao", "huzhu"));         File readfile = new File(file[i].getAbsolutePath());          if (!readfile.isDirectory()) {              String filename = readfile.getName(); // 读到的文件名              String absolutepath = readfile.getAbsolutePath(); // 文件的绝对路径              readFile(absolutepath, filename, i, outPath); // 调用 readFile          }      }  }  /**  * 读取文件夹下的文件  *  * @return  */  public static void readFile(String absolutepath, String filename,      int index, File outPath) {      try {          BufferedReader bufReader = new BufferedReader(new InputStreamReader(                      new FileInputStream(absolutepath), "gb2312")); // 数据流读取文件          StringBuffer strBuffer = new StringBuffer();          String newStr = "huzhu";          String oldStr = "wuyao";          for (String temp = null; (temp = bufReader.readLine()) != null;                  temp = null) {              if ((temp.indexOf(oldStr) != -1) &&                      (temp.indexOf(oldStr) != -1)) { // 判断当前行是否存在想要替换掉的字符                  temp = temp.replace(oldStr, newStr); // 此处进行替换              }              strBuffer.append(temp);              strBuffer.append(System.getProperty("line.separator")); // 换行符          }          bufReader.close();          if (outPath.exists() == false) { // 检查输出文件夹是否存在，若不存在先创建              outPath.mkdirs();              System.out.println("已成功创建输出文件夹：" + outPath);          }          PrintWriter printWriter = new PrintWriter(outPath + "\\" +                  filename, "gb2312"); // 替换后输出文件路径          printWriter.write(strBuffer.toString().toCharArray()); //重新写入          printWriter.flush();          printWriter.close();          System.out.println("第 " + (index + 1) + " 个文件   " + absolutepath +              "  已成功输出到    " + outPath + "\\" + filename);      } catch (Exception e) {          e.printStackTrace();      }  }

}

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