URLUtils

package com.rexuiz.checksite;

import java.net.HttpURLConnection;
import java.net.URL;

public class URLUtils {

    public static void main(String[] args) {
        System.out.println(URLUtils.checkIfURLExists("http://108.61.164.188/RexuizLauncher/"));
    }

    public static boolean checkIfURLExists(String targetUrl) {
        HttpURLConnection httpUrlConn;
        try {
            httpUrlConn = (HttpURLConnection) new URL(targetUrl).openConnection();
            httpUrlConn.setRequestMethod("HEAD");
            httpUrlConn.setConnectTimeout(30000);
            httpUrlConn.setReadTimeout(30000);
            return (httpUrlConn.getResponseCode() == HttpURLConnection.HTTP_OK);
        } catch (Exception e) {
            System.out.println("Error: " + e.getMessage());
            return false;
        }
    }

}