Get方法中文传递参数乱码

public String base64(String content){    //对字符串进行Base64编码    try {        content = Base64.encodeToString(content.getBytes("utf-8"),Base64.DEFAULT);        content = URLEncoder.encode(content);               //对字符串进行URL编码    } catch (UnsupportedEncodingException e) {        e.printStackTrace();     //输出异常信息    }    return content;}