Tutorial by Examples



String getText(String url) throws IOException { HttpURLConnection connection = (HttpURLConnection) new URL(url).openConnection(); //add headers to the connection, or check the status if desired.. // handle error response code it occurs int responseCode = conn.getResponseCod...
public static void post(String url, byte [] data, String contentType) throws IOException { HttpURLConnection connection = null; OutputStream out = null; InputStream in = null; try { connection = (HttpURLConnection) new URL(url).openConnection(); connection.set...
public static void delete (String urlString, String contentType) throws IOException { HttpURLConnection connection = null; try { URL url = new URL(urlString); connection = (HttpURLConnection) url.openConnection(); connection.setDoInpu...
/** * Checks if a resource exists by sending a HEAD-Request. * @param url The url of a resource which has to be checked. * @return true if the response code is 200 OK. */ public static final boolean checkIfResourceExists(URL url) throws IOException { HttpURLConnection conn = (HttpURLCo...

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