How to delete a LAN file through java code

package com;
import java.io.File;


public class Delete2 {


public static void delete(String fileName) {
try {
// Construct a File object for the file to be deleted.
File target = new File(fileName);

if (!target.exists()) {
System.err.println("File " + fileName
+ " not present to begin with!" );
return;
}

// Quick, now, delete it immediately:
if (target.delete())
System.err.println("** Deleted " + fileName + " **" );
else
System.err.println("Failed to delete " + fileName);
} catch (SecurityException e) {
System.err.println("Unable to delete " + fileName + "("
+ e.getMessage() + " )" );
}
}
public static void main(String[] argv) {
String filePath = "c";
String sourceFileName = "fileWrite2.txt";
String fullpath = filePath + sourceFileName ;
System.out.println(fullpath);
String filename = "cfileWrite2.txt";
delete(fullpath);
}}