Java Print Directory Hierarchy

            /* ............... START ............... */
                
import java.io.File;
import java.io.IOException;

public class JavaDirectoryHierarchy {

	public static void main(String[] a) throws IOException {
		showDir(1, new File("d:\\Java_Dev"));
	}

	static void showDir(int indent, File file) throws IOException {
		for (int i = 0; i < indent; i++)
			System.out.print('-');
		System.out.println(file.getName());
		if (file.isDirectory()) {
			File[] files = file.listFiles();
			for (int i = 0; i < files.length; i++)
				showDir(indent + 4, files[i]);
		}
	}
}

                /* ............... END ............... */