void Init()
        {
            Type t       = this.Type;
            var  members = t.GetMembers(BindingFlags.Public | BindingFlags.Instance);

            Dictionary <MemberInfo, IMRM> mappingMemberMRMContainer = new Dictionary <MemberInfo, IMRM>();
            Dictionary <MemberInfo, Action <object, object> > navigationMemberSetters = new Dictionary <MemberInfo, Action <object, object> >();

            foreach (var member in members)
            {
                Type         memberType = null;
                PropertyInfo prop       = null;
                FieldInfo    field      = null;

                if ((prop = member as PropertyInfo) != null)
                {
                    if (prop.GetSetMethod() == null)
                    {
                        continue;//对于没有公共的 setter 直接跳过
                    }
                    memberType = prop.PropertyType;
                }
                else if ((field = member as FieldInfo) != null)
                {
                    memberType = field.FieldType;
                }
                else
                {
                    continue;//只支持公共属性和字段
                }
                if (MappingTypeSystem.IsMappingType(memberType))
                {
                    IMRM mrm = MRMHelper.CreateMRM(member);
                    mappingMemberMRMContainer.Add(member, mrm);
                }
                else
                {
                    if (prop != null)
                    {
                        Action <object, object> valueSetter = DelegateGenerator.CreateValueSetter(prop);
                        navigationMemberSetters.Add(member, valueSetter);
                    }
                    else if (field != null)
                    {
                        Action <object, object> valueSetter = DelegateGenerator.CreateValueSetter(field);
                        navigationMemberSetters.Add(member, valueSetter);
                    }
                    else
                    {
                        continue;
                    }

                    continue;
                }
            }

            this._mappingMemberMRMContainer = Utils.Clone(mappingMemberMRMContainer);
            this._navigationMemberSetters   = Utils.Clone(navigationMemberSetters);
        }