URLEncoder与URLDecoder

packge haizhu.com.InetDemoimport java.net.URLDecoder;import java.net.URLEncoder;public class CodeDemo{    public static void main(String[] args) throws Exception{        String keyword = "haizhu 海竹";        String encode = URLEncoder.encode(keyWord, "UTF-8");        String decode = URLDecoder.decode(encode, "UTF-8");        System.out.println("编码之后的内容："+encode);        System.out.println("解码之后的内容："+decode);    }}运行结果：编码之后的内容：haizhu+%E6%B5%B7%E7%AB%B9  解码之后的内容：haizhu 海竹  

参考文章：
http://blog.csdn.net/haizhu668/article/details/9708867