public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/plain";
string node = context.Request["node"] ?? "0";
string sensor = context.Request["sensor"] ?? "0";
RetrieveBll reBll = new RetrieveBll();
var ls = reBll.RetrieveSensorInfo(node, sensor);
JavaScriptSerializer jss = new JavaScriptSerializer();
string json = jss.Serialize(ls);
context.Response.Write(json);
}
protected void Page_Load(object sender, EventArgs e)
{
SensorData sd = new SensorData();
RetrieveBll reBll = new RetrieveBll();
lsNode = reBll.RetrieveNode();
lsSensor = reBll.RetrieveSensor();
for (int i = 0; i < reBll.RetrieveSensor().Count; i++)
{
lsSensorType.Add(sd.SensorType[int.Parse(reBll.RetrieveSensor()[i])]);
}
}
public void ProcessRequest(HttpContext context)
{
context.Response.ContentType = "text/html";
RetrieveBll rbll = new RetrieveBll();
SensorData sd = new SensorData();
List <string> node = rbll.RetrieveNode();
List <string> sensor = rbll.RetrieveSensor();
string filePath = context.Request.MapPath("Index.html");
string fileContent = File.ReadAllText(filePath);
StringBuilder sb = new StringBuilder();
sb.Append("<div class='col-sm-9 col-sm-offset-3 col-md-10 col-md-offset-2 main'>");
sb.Append("<h1 class='page-header'>实时数据监控</h1>");
sb.Append("<div class='row placeholders'><div class='col-xs-6 col-sm-3 placeholder'><form>");
sb.Append("<select class='form-control' id='selectNode'>");
sb.Append("<option value=''>请选择节点</option>");
foreach (var nd in node)
{
sb.Append("<option value='" + nd + "'>" + nd + "</option>");
}
sb.Append("</select></form></div>");
sb.Append("<div class='col-xs-6 col-sm-3 placeholder'><form>");
sb.Append("<select class='form-control' id='selectSensor'>");
sb.Append("<option value=''>请选择传感器</option>");
foreach (var se in sensor)
{
sb.Append("<option value='" + se + "'>" + sd.Sensor[int.Parse(se)] + "</option>");
}
sb.Append("</select></form></div>");
sb.Append("<div class='col-xs-6 col-sm-3 placeholder'>");
sb.Append("<button class='btn btn-default btn-block' type='submit' id='searchData'>查询</button></div></div>");
string node1 = "";
string sensor1 = "";
node1 = context.Request.QueryString["node"];
sensor1 = context.Request.QueryString["sensor"];
if (node1 != "" && sensor1 != "")
{
sb.Append("<div class='table-responsive'>");
sb.Append("<table class='table table-striped'>");
List <SensorData> lsd = rbll.RetrieveSensorInfo(sensor1, node1);
if (sensor1 == "1")
{
sb.Append("<thead><tr><th>#</th><th>节点</th><th>传感器</th><th>温度</th><th>湿度</th><th>时间</th></tr></thead>");
for (int i = 0; i < lsd.Count; i++)
{
sb.Append("<tbody><tr><td>" + (i + 1) + "</td><td>" + lsd[i].Node + "</td><td>" + lsd[i].Sensor + "</td><td>" + lsd[i].V1 + "</td><td>" + lsd[i].V2 + "</td><td>" + lsd[i].DTTime + "</td></tr></tbody>");
}
}
if (sensor1 == "3")
{
sb.Append("<thead><tr><th>#</th><th>节点</th><th>传感器</th><th>光照</th><th>时间</th></tr></thead>");
for (int i = 0; i < lsd.Count; i++)
{
sb.Append("<tbody><tr><td>" + (i + 1) + "</td><td>" + lsd[i].Node + "</td><td>" + lsd[i].Sensor + "</td><td>" + lsd[i].V1 + "</td><td>" + lsd[i].DTTime + "</td></tr></tbody>");
}
}
sb.Append("</div>");
}
sb.Append("</div>");
fileContent = fileContent.Replace("$dbody", sb.ToString());
context.Response.Write(fileContent);
}