public class UrlUtil {

    private final static String ENCODE = "UTF-8";

    /**
     * URL 解码
     * @return String
     */
    public static String getURLDecoderString(String str) {
        String result = "";
        if (null == str) {
            return "";
        }
        try {
            result = java.net.URLDecoder.decode(str, ENCODE);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return result;
    }

    /**
     * URL 转码
     * @return String
     */
    public static String getURLEncoderString(String str) {
        String result = "";
        if (null == str) {
            return "";
        }
        try {
            result = java.net.URLEncoder.encode(str, ENCODE);
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
        return result;
    }

    /**
     * @return void
     */
    public static void main(String[] args) {
        String str = "测试1";
        System.out.println(getURLEncoderString(str));
        System.out.println(getURLDecoderString(str));
    }

}