package WeChat; import javax.servlet.ServletContext; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.io.IOException; import java.rmi.ServerException; import java.sql.ResultSet; import java.sql.Statement; import java.util.Map; public class ExecuteUpd { public static void execute(HttpServletRequest request, String QueryString){ ServletContext context = request.getServletContext(); Statement state = (Statement)context.getAttribute("state"); try{ state.execute(QueryString); }catch (Exception e){ e.printStackTrace(); } } }