Java提取URL某个参数的值

Java提取Url中某个参数的值.

public static String getParam(String url, String name) {

    String params = url.substring(url.indexOf("?") + 1, url.length());

    Map<String, String> split = Splitter.on("&").withKeyValueSeparator("=").split(params);

    return split.get(name);

}