public void Search(HttpContext context)
{
// determino il tipo di oggetto passato
string[] typeOf = context.Request["class"].ToString().Split('.');
Type modelType = GetObjectType(context, typeOf[typeOf.Length - 1]);
// ricostruisco l'oggetto
string data = context.Request["data"];
object modelInstance = Serializer.UnserializeObject(data, modelType, SerializationType.JSON);
// ricavo il metodo
MethodInfo method = modelType.GetMethod("Search");
// ricavo i parametri di ricerca da passare al metodo
string searchdata = context.Request["searchdata"].ToString();
searchdata = searchdata.Replace("{", "").Replace("}", "");
Hashtable searchParameters = new Hashtable();
if (searchdata != "")
{
string[] searchDataList = searchdata.Split(',');
string searchKey = "";
dynamic searchValue = "";
for (int i = 0; i < searchDataList.Length; i++)
{
searchKey = searchDataList[i].Split(':')[0].Replace("\"", "");
searchValue = searchDataList[i].Split(':')[1].Replace("\"", "").Replace("[", "").Replace("]", "");
if (searchValue == "null")
{
searchValue = null;
}
// converto il valore nel tipo definito nell'oggetto
PropertyInfo property = modelType.GetProperty(searchKey);
Type propertyType = property.PropertyType;
switch (propertyType.ToString())
{
case "System.Nullable`1[System.Int32]":
searchValue = Marshaller.ChangeType <int?>(searchValue);
break;
case "System.Nullable`1[System.Double]":
searchValue = Marshaller.ChangeType <double?>(searchValue);
break;
case "System.Nullable`1[System.Boolean]":
searchValue = Marshaller.ChangeType <bool?>(searchValue);
break;
case "System.Nullable`1[System.DateTime]":
searchValue = Marshaller.ChangeType <DateTime?>(searchValue);
break;
default:
searchValue = Marshaller.ChangeType <string>(searchValue);
break;
}
searchParameters.Add(searchKey, searchValue);
}
}
// invoco il metodo
object[] args = { searchParameters };
List <dynamic> modelList = (List <dynamic>)method.Invoke(modelInstance, args);
// restituisco al client l'oggetto
string output = (modelList != null && modelList.Count > 0) ? Serializer.SerializeObjectList(modelList, SerializationType.JSON) : "{}";
context.Response.Write(output);
}