Traversing all files and directories under dir

      

import java.io.File;

public class Main {
  public static void main(String[] argv) throws Exception {
  }

  
  public static void visitAllDirsAndFiles(File dir) {
    System.out.println(dir);

    if (dir.isDirectory()) {
      String[] children = dir.list();
      for (int i = 0; i < children.length; i++) {
        visitAllDirsAndFiles(new File(dir, children[i]));
      }
    }
  }

}

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Traversing all files and directories under dir : Directory « File Input Output « Java

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