public static void WriteEncryptedMessage(Utf8JsonWriter json, EncryptedMessage message)
{
json.WriteString(EncryptedMessage_EncryptedMessageTextName, message.EncryptedMessageText);
json.WriteStartObject(nameof(message.EncryptionData));
EncryptionDataSerializer.WriteEncryptionData(json, message.EncryptionData);
json.WriteEndObject();
}
private static EncryptedMessage ReadEncryptionData(JsonElement root)
{
var data = new EncryptedMessage();
foreach (var property in root.EnumerateObject())
{
ReadPropertyValue(data, property);
}
return(data);
}
private static void ReadPropertyValue(EncryptedMessage data, JsonProperty property)
{
if (property.NameEquals(EncryptedMessage_EncryptedMessageTextName))
{
data.EncryptedMessageText = property.Value.GetString();
}
else if (property.NameEquals(nameof(data.EncryptionData)))
{
data.EncryptionData = EncryptionDataSerializer.ReadEncryptionData(property.Value);
}
}
public static ReadOnlyMemory <byte> SerializeEncryptedMessage(EncryptedMessage message)
{
var writer = new Core.ArrayBufferWriter <byte>();
using var json = new Utf8JsonWriter(writer);
json.WriteStartObject();
WriteEncryptedMessage(json, message);
json.WriteEndObject();
json.Flush();
return(writer.WrittenMemory);
}
public static bool TryDeserialize(string serializedData, out EncryptedMessage encryptedMessage)
{
try
{
encryptedMessage = Deserialize(serializedData);
return(true);
}
// JsonException does not actually cover everything. InvalidOperationException can be thrown
// on some string inputs, as we can't assume input is even JSON.
catch (Exception)
{
encryptedMessage = default;
return(false);
}
}
private static void ReadPropertyValue(EncryptedMessage data, JsonProperty property)
{
if (property.NameEquals(EncryptedMessage_EncryptedMessageTextName))
{
data.EncryptedMessageText = property.Value.GetString();
}
else if (property.NameEquals(nameof(data.EncryptionData)))
{
data.EncryptionData = EncryptionDataSerializer.ReadEncryptionData(property.Value);
}
else
{
throw new FormatException($"Failed to deserialize `{typeof(EncryptedMessage).FullName}`. Unrecognized property `{property.Name}`.");
}
}
private static EncryptedMessage ReadEncryptionData(JsonElement root)
{
var data = new EncryptedMessage();
foreach (var property in root.EnumerateObject())
{
ReadPropertyValue(data, property);
}
if (data.EncryptionData == default || data.EncryptedMessageText == default)
{
throw new FormatException($"Failed to find non-optional properties while deserializing `{typeof(EncryptedMessage).FullName}`.");
}
return(data);
}
public static string Serialize(EncryptedMessage data)
{
return(Encoding.UTF8.GetString(SerializeEncryptedMessage(data).ToArray()));
}
public static BinaryData Serialize(EncryptedMessage data)
{
return(BinaryData.FromBytes(SerializeEncryptedMessage(data)));
}
