WebService简单示例

using  System;
using  System.Collections.Generic;
using  System.Linq;
using  System.Web;
using  System.Web.Services;
using  System.Web.Services.Protocols;


namespace  Niunan.ZZ.JKDA.Web.webservice
{
     ///   <summary>
     ///  GGService 的摘要说明
     ///   </summary>
    [WebService(Namespace  =   " http://gxbest.cn/ " )]
    [WebServiceBinding(ConformsTo  =  WsiProfiles.BasicProfile1_1)]
    [System.ComponentModel.ToolboxItem( false )]
     //  若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。
     //  [System.Web.Script.Services.ScriptService]
     public   class  GGService : System.Web.Services.WebService
    {
         public  Credentials token; 


         ///   <summary>
         ///  获取全部公告
         ///   </summary>
         ///   <returns></returns>
        [WebMethod(Description  =   " 获取全部公告 " )]
        [SoapHeader( " token " , Direction  =  SoapHeaderDirection.In)] 
         public  List < Niunan.ZZ.JKDA.Model.S_GongGao >  GetGongGao() {
             if  (token.AccountID  !=   " admin "   ||  token.PIN  !=   " admin " )
            {
                 return   null ;
            } 
             return   new  Niunan.ZZ.JKDA.DAL.S_GongGaoDAO().GetListArray( "" );
        }


         ///   <summary>  
         ///  用于web service的安全性
         ///   </summary>  
         public   class  Credentials : System.Web.Services.Protocols.SoapHeader
        {
             public   string  AccountID;
             public   string  PIN;
        } 


    }
}

            cn.gxbest.GGService ws  =   new  Niunan.ZZ.JKDA.Web.cn.gxbest.GGService();
            ws.CredentialsValue  =   new  Niunan.ZZ.JKDA.Web.cn.gxbest.Credentials() { AccountID  =   " admin " , PIN  =   " admin "  };
            cn.gxbest.S_GongGao[] gg  =  ws.GetGongGao();
            List < cn.gxbest.S_GongGao >  list  =   new  List < cn.gxbest.S_GongGao > ();


             foreach  (cn.gxbest.S_GongGao item  in  gg)
            {
                list.Add(item);
            }
            GridView1.DataSource  =  list;
            GridView1.DataBind();