/// <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;
}
/// <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 (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);
}
/** Creates a member map for the type */
private Dictionary <string, MemberInfo> CreateMemberMap(Type objectType)
{
if (this.MemberMapCache.ContainsKey(objectType))
{
// map was stored in cache
return(this.MemberMapCache[objectType]);
}
// create a new map
Dictionary <string, MemberInfo> memberMap = new Dictionary <string, MemberInfo>();
// load properties into property map
PropertyInfo[] properties = objectType.GetProperties();
foreach (PropertyInfo info in properties)
{
if (!info.CanRead || !info.CanWrite)
{
continue;
}
if (JsonIgnoreAttribute.IsJsonIgnore(info))
{
continue;
}
string jsonName = JsonNameAttribute.GetJsonName(info);
if (String.IsNullOrEmpty(jsonName))
{
memberMap[info.Name] = info;
}
else
{
memberMap[jsonName] = info;
}
}
// load public fields into property map
FieldInfo[] fields = objectType.GetFields(BindingFlags.Public | BindingFlags.Instance);
foreach (FieldInfo info in fields)
{
if (JsonIgnoreAttribute.IsJsonIgnore(info))
{
continue;
}
string jsonName = JsonNameAttribute.GetJsonName(info);
if (String.IsNullOrEmpty(jsonName))
{
memberMap[info.Name] = info;
}
else
{
memberMap[jsonName] = info;
}
}
// store in cache for repeated usage
this.MemberMapCache[objectType] = memberMap;
return(memberMap);
}
/** Creates a member map for the type */
private Dictionary <string, MemberInfo> CreateMemberMap(Type objectType)
{
Dictionary <string, MemberInfo> memberMap;
if (this.MemberMapCache.TryGetValue(objectType, out memberMap))
{
// map was stored in cache
return(memberMap);
}
// create a new map
memberMap = new Dictionary <string, MemberInfo>();
// load properties into property map
Type tp = objectType;
while (tp != null)
{
PropertyInfo[] properties = TCU.GetTypeInfo(tp).GetProperties(BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance);
for (int i = 0; i < properties.Length; i++)
{
PropertyInfo info = properties [i];
if (!info.CanRead || !info.CanWrite)
{
continue;
}
if (JsonIgnoreAttribute.IsJsonIgnore(info))
{
continue;
}
string jsonName = JsonNameAttribute.GetJsonName(info);
if (String.IsNullOrEmpty(jsonName))
{
memberMap[info.Name] = info;
}
else
{
memberMap[jsonName] = info;
}
}
// load public fields into property map
FieldInfo[] fields = TCU.GetTypeInfo(tp).GetFields(BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance);
foreach (FieldInfo info in fields)
{
if (!info.IsPublic &&
#if WINDOWS_STORE
info.GetCustomAttribute <JsonMemberAttribute>(false) == null
#else
info.GetCustomAttributes(typeof(JsonMemberAttribute), false).Length == 0
#endif
)
{
continue;
}
if (JsonIgnoreAttribute.IsJsonIgnore(info))
{
continue;
}
string jsonName = JsonNameAttribute.GetJsonName(info);
if (String.IsNullOrEmpty(jsonName))
{
memberMap[info.Name] = info;
}
else
{
memberMap[jsonName] = info;
}
}
tp = tp.BaseType;
}
// store in cache for repeated usage
this.MemberMapCache[objectType] = memberMap;
return(memberMap);
}
