Here you can find the source of getOrigin(String url)
Get the origin of an url: Ex getOrigin("http://www.example.com:8080/index.html?bar=foo") would return "http://www.example.com:8080".
public static String getOrigin(String url)
//package com.java2s; // Use of this source code is governed by a BSD-style license that can be public class Main { /**//from w w w . j av a 2 s .c o m * Get the origin of an url: Ex getOrigin("http://www.example.com:8080/index.html?bar=foo") * would return "http://www.example.com:8080". It will return an empty string for an * invalid url. * * @return The origin of the url */ public static String getOrigin(String url) { return nativeGetOrigin(url); } private static native String nativeGetOrigin(String url); }