/// <summary>
/// Run time Compilered model
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="source"></param>
/// <returns></returns>
public static List <object> ToRTModel(this IDataReader source, string name)
{
var res = new List <object>();
var sb = new StringBuilder();
sb.AppendLine("using System;");
sb.AppendLine("namespace RunTimeCompile");
sb.AppendLine("{");
sb.AppendLine("public class " + name);
sb.AppendLine("{ ");
for (int i = 0; i < source.FieldCount; i++)
{
sb.AppendLine(" public " + source.GetFieldType(i).FullName + " " + source.GetName(i) + " { get; set;} ");
}
sb.AppendLine("};};");
var cdp = CodeDomProvider.CreateProvider("CSharp");
CompilerParameters cparam = new CompilerParameters();
cparam.ReferencedAssemblies.Add("system.dll");
cparam.GenerateExecutable = false;
cparam.GenerateInMemory = true;
var cres = cdp.CompileAssemblyFromSource(cparam, sb.ToString());
if (cres.Errors.Count != 0)
{
return(res);
}
var oAssembly = cres.CompiledAssembly;
var model = oAssembly.CreateInstance("RunTimeCompile.RCO");
var oType = model.GetType();
PropertyInfo[] properties = CMemoryCacher.GetValue(model.ToString()) as PropertyInfo[];
if (properties == null)
{
properties = oType.GetProperties(BindingFlags.Public | BindingFlags.Instance);
CMemoryCacher.Add(model.ToString(), properties, 1);
}
while (source.Read())
{
var i = 0;
foreach (var prop in properties)
{
var value = source.GetValue(i);
prop.SetValue(model, value == DBNull.Value ? null : value, null);
i++;
}
res.Add(model);
}
source.Close();
return(res);
}
public static T ToModel <T>(this IDataReader source) where T : new()
{
var model = new T();
PropertyInfo[] properties = CMemoryCacher.GetValue(model.ToString()) as PropertyInfo[];
if (properties == null)
{
properties = typeof(T).GetProperties(BindingFlags.Public | BindingFlags.Instance);
CMemoryCacher.Add(model.ToString(), properties, 1);
}
var i = 0;
foreach (var prop in properties)
{
var value = source.GetValue(i);
prop.SetValue(model, value == DBNull.Value ? null : value, null);
i++;
}
return(model);
}
