Java Examples - Searching Files

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Problem Description:

How to search all files inside a directory?

Solution:

Following example demonstrares how to search and get a list of all files under a specified directory by using dir.list() method of File class.

import java.io.File;

public class Main {
   public static void main(String[] argv) 
   throws Exception {
      File dir = new File("directoryName");
      String[] children = dir.list();
      if (children == null) {
         System.out.println("does not exist or 
         is not a directory");
      }
      else {
         for (int i = 0; i < children.length; i++) {
            String filename = children[i];
            System.out.println(filename);
         }
      }
   }
}

Result:

The above code sample will produce the following result.

sdk
---vehicles
------body.txt
------color.txt
------engine.txt
---ships
------shipengine.txt


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