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public class Helper
{
  /// <summary>
  ///   Runs a method on a type, given its parameters. This is useful for calling private methods.
  /// </summary>
  /// <returns>The return value of the called method.</returns>
  public static object RunStaticMethod(System.Type t, string strMethod, object[] aobjParams) {
    BindingFlags eFlags = BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic;
    return RunMethod(t, strMethod, null, aobjParams, eFlags);
  }

  public static object RunInstanceMethod(System.Type t, string strMethod, object objInstance, object[] aobjParams) {
    BindingFlags eFlags = BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic;
    return RunMethod(t, strMethod, objInstance, aobjParams, eFlags);
  }

  private static object RunMethod(System.Type t, string strMethod, object objInstance, object[] aobjParams,
    BindingFlags eFlags) {
    MethodInfo m;
    try {
      m = t.GetMethod(strMethod, eFlags);
      if (m == null) {
        throw new ArgumentException("There is no method '" + strMethod + "' for type '" + t.ToString() + "'.");
      }

      object objRet = m.Invoke(objInstance, aobjParams);
      return objRet;
    }
    catch {
      throw;
    }
  }
}