Java tutorial
//package com.java2s; import java.util.Map; public class Main { public static String urlBuilderForGetMethod(Map<String, String> g_map) { StringBuilder sbr = new StringBuilder(); int i = 0; if (g_map.containsKey("url")) { sbr.append(g_map.get("url")); g_map.remove("url"); } for (String key : g_map.keySet()) { if (i != 0) { sbr.append("&"); } sbr.append(key + "=" + g_map.get(key)); i++; } System.out.println("Builder url = " + sbr.toString()); return sbr.toString(); } }