微信公众号开发之设置自定义菜单实例代码【java版】

public bool creatMenu()     {       string menuJson = "";       //这里默认parentId=-1为最外层菜单，isactive=1为显示,responseType=1为click类型       DataTable dtAMenu = Service.SelectDataTable("id, name, responseType, jsonStr,url", "WEIXINMENU", " parentId=-1 and isactive=1 order by sort");       if (dtAMenu.Rows.Count > 0)       {         menuJson = "{/"button/":[";         for (int i = 0; i < dtAMenu.Rows.Count; i++)         {           DataTable dtBMenu = Service.SelectDataTable("id, name, responseType, jsonStr,url", wx, " parentId=" + dtAMenu.Rows[i]["id"].ToString() + " and isactive=1 order by sort");           if (dtBMenu.Rows.Count > 0)           {             menuJson += "{/"name/":/"" + dtAMenu.Rows[i]["name"].ToString() + "/",/"sub_button/":[";             for (int j = 0; j < dtBMenu.Rows.Count; j++)             {               if (Convert.ToInt32(dtBMenu.Rows[j]["responseType"]) == 2)               {                 menuJson += "{/"type/":/"view/",/"name/":/"" + dtBMenu.Rows[j]["name"].ToString() + "/",/"url/":/"" + dtBMenu.Rows[j]["jsonStr"].ToString() + "/"},";               }               else               {                 menuJson += "{/"type/":/"click/",/"name/":/"" + dtBMenu.Rows[j]["name"].ToString() + "/",/"key/":/"eventKey_" + dtBMenu.Rows[j]["id"].ToString() + "/"},";               }             }             menuJson = menuJson.TrimEnd(',');             menuJson += "]},";           }           else           {             //if (Convert.ToInt32(dtAMenu.Rows[i]["responseType"]) == 2)             //{               menuJson += "{/"type/":/"view/",/"name/":/"" + dtAMenu.Rows[i]["name"].ToString() + "/",/"url/":/"" + dtAMenu.Rows[i]["jsonStr"].ToString() + "/"},";             //}             //else             //{             //  menuJson += "{/"type/":/"click/",/"name/":/"" + dtAMenu.Rows[i]["name"].ToString() + "/",/"key/":/"eventKey_" + dtAMenu.Rows[i]["id"].ToString() + "/"},";             //}           }           dtBMenu.Dispose();         }         dtAMenu.Dispose();         menuJson = menuJson.TrimEnd(',');         menuJson += "]}";         menuJson = menuJson.Trim();         return requstZmToCreatMent(menuJson);       }       else       {         return false;       }     } 

/// <summary>     /// 向微信服务器请求创建自定义菜单     /// </summary>     /// <param name="jsonStr"></param>     /// <returns></returns>     ///      private bool requstZmToCreatMent(string jsonStr)     {       try       {         var AccessToken = "";//accesstoken需例外获取，一般可开始时获取后存数据库，下次从数据库取，注意accesstoken有效期为7200秒         //声明一个HttpWebRequest请求         string interfaceUrl = "https://api.weixin.qq.com/cgi-bin/menu/create?access_token=" + AccessToken;         HttpWebRequest request = (HttpWebRequest)WebRequest.Create(interfaceUrl);         //设置连接超时时间          request.Timeout = 30000;         request.KeepAlive = true;         Encoding encodeType = Encoding.GetEncoding("UTF-8");         request.Headers.Set("Pragma", "no-cache");         request.Method = "POST";         request.ContentType = "application/x-www-form-urlencoded";         request.UserAgent = "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.2; SV1; Maxthon; .NET CLR 1.1.4322); Http STdns";         request.Accept = "image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, */*";         request.CookieContainer = new CookieContainer();         byte[] Bytes = encodeType.GetBytes(jsonStr);         request.ContentLength = Bytes.Length;         request.AllowAutoRedirect = true;         //发送数据         using (Stream writer = request.GetRequestStream())         {           writer.Write(Bytes, 0, Bytes.Length);           writer.Close();         }         StringBuilder strb = new StringBuilder();         //接收数据         using (Stream reader = request.GetResponse().GetResponseStream())         {           StreamReader sr = new StreamReader(reader, encodeType);           strb.Append(sr.ReadToEnd());           sr.Close();           reader.Close();         }         if ((strb.ToString().IndexOf("/"errcode/":42001") != -1) || (strb.ToString().IndexOf("/"errcode/":40001") != -1) || (strb.ToString().IndexOf("/"errcode/":40014") != -1) || (strb.ToString().IndexOf("/"errcode/":41001") != -1)) //access_token错误         {           // AccessToken = getAccessToken();           getzmAccessToken();           return requstZmToCreatMent(jsonStr);         }         else         {           if (strb.ToString() == "{/"errcode/":0,/"errmsg/":/"ok/"}")           {             return true;           }           else           {             return false;           }         }       }       catch (Exception exp)       {         return false;       }     }