/// <summary> /// Gets the name specified for use in Json serialization. /// </summary> /// <param name="value"></param> /// <returns></returns> public static string GetJsonSpecifiedProperty(MemberInfo memberInfo) { if (memberInfo == null || !Attribute.IsDefined(memberInfo, typeof(JsonSpecifiedPropertyAttribute))) { return(null); } JsonSpecifiedPropertyAttribute attribute = (JsonSpecifiedPropertyAttribute)Attribute.GetCustomAttribute(memberInfo, typeof(JsonSpecifiedPropertyAttribute)); return(attribute.SpecifiedProperty); }
/// <summary> /// Determines if the property or field should not be serialized. /// </summary> /// <param name="objType"></param> /// <param name="member"></param> /// <param name="value"></param> /// <returns></returns> /// <remarks> /// Checks these in order, if any returns true then this is true: /// - is flagged with the JsonIgnoreAttribute property /// - has a JsonSpecifiedProperty which returns false /// </remarks> private bool IsIgnored(Type objType, MemberInfo member, object obj) { if (JsonIgnoreAttribute.IsJsonIgnore(member)) { return(true); } string specifiedProperty = JsonSpecifiedPropertyAttribute.GetJsonSpecifiedProperty(member); if (!String.IsNullOrEmpty(specifiedProperty)) { PropertyInfo specProp = objType.GetProperty(specifiedProperty); if (specProp != null) { object isSpecified = specProp.GetValue(obj, null); if (isSpecified is Boolean && !Convert.ToBoolean(isSpecified)) { return(true); } } } //If the class is specified as opt-in serialization only, members must have the JsonMember attribute if (objType.GetCustomAttributes(typeof(JsonOptInAttribute), true).Length != 0) { if (member.GetCustomAttributes(typeof(JsonMemberAttribute), true).Length == 0) { return(true); } } if (this.settings.UseXmlSerializationAttributes) { if (JsonIgnoreAttribute.IsXmlIgnore(member)) { return(true); } PropertyInfo specProp = objType.GetProperty(member.Name + "Specified"); if (specProp != null) { object isSpecified = specProp.GetValue(obj, null); if (isSpecified is Boolean && !Convert.ToBoolean(isSpecified)) { return(true); } } } return(false); }