public static Object Deserialize(JSONELEMENT element)
{
if (element.ValueKind == JsonValueKind.Null)
{
return(null);
}
if (element.ValueKind == JsonValueKind.False)
{
return(false);
}
if (element.ValueKind == JsonValueKind.True)
{
return(true);
}
if (element.ValueKind == JsonValueKind.String)
{
return(element.GetString());
}
if (element.ValueKind == JsonValueKind.Number)
{
return(element.GetDouble());
}
if (element.ValueKind == JsonValueKind.Array)
{
return(_JsonArray.CreateFrom(element));
}
if (element.ValueKind == JsonValueKind.Object)
{
return(_JsonObject.CreateFrom(element));
}
throw new NotImplementedException();
}
public static Object DeepClone(JSONELEMENT element)
{
if (element.ValueKind == JsonValueKind.Null)
{
return(null);
}
if (element.ValueKind == JsonValueKind.False)
{
return(false);
}
if (element.ValueKind == JsonValueKind.True)
{
return(true);
}
if (element.ValueKind == JsonValueKind.String)
{
return(element.GetString());
}
if (element.ValueKind == JsonValueKind.Number)
{
return(element.GetRawText()); // use IConvertible interface when needed.
}
if (element.ValueKind == JsonValueKind.Array)
{
return(new JsonList(element));
}
if (element.ValueKind == JsonValueKind.Object)
{
return(new JsonDictionary(element));
}
throw new NotImplementedException();
}
public static object ReadValue(System.Text.Json.JsonElement elem)
{
if (elem.ValueKind == System.Text.Json.JsonValueKind.Object)
{
KeyValue[] vals = elem.EnumerateObject().ToList().SelectMany(v => DeSerializeOne(v)).ToArray();
KeyValues valv = new KeyValues(); valv.AddRange(vals);
return(valv);
}
else if (elem.ValueKind == System.Text.Json.JsonValueKind.Array)
{
// déja géré par DeSerializeOne
//KeyValue[] vals = elem.Value.EnumerateArray().ToList().Select(v => DeSerializeOne(v)).ToArray();
//KeyValues valv = new KeyValues(); valv.AddRange(vals);
//retour = new KeyValue(realname, valv);
return(null);
}
else if (elem.ValueKind == System.Text.Json.JsonValueKind.Null || elem.ValueKind == System.Text.Json.JsonValueKind.Undefined)
{
return(null);
}
else if (elem.ValueKind == System.Text.Json.JsonValueKind.False)
{
return(false);
}
else if (elem.ValueKind == System.Text.Json.JsonValueKind.True)
{
return(true);
}
else if (elem.ValueKind == System.Text.Json.JsonValueKind.Number)
{
int i = 0;
if (elem.TryGetInt32(out i))
{
return(i);
}
long li = 0;
if (elem.TryGetInt64(out li))
{
return(li);
}
double di = 0;
if (elem.TryGetDouble(out di))
{
return(di);
}
return(elem.GetRawText()); // !!!
}
else if (elem.ValueKind == System.Text.Json.JsonValueKind.String)
{
return(elem.GetString());
}
else
{
return(elem.GetRawText());
}
}
public static System.Collections.Generic.IDictionary <string, string> ToDictionary(System.Text.Json.JsonElement jElement)
{
if (jElement.ValueKind != System.Text.Json.JsonValueKind.String)
{
return(null);
}
try
{
var jObject = JsonBase.FromJson <System.Text.Json.JsonElement>(jElement.GetString());
var dict = new System.Collections.Generic.Dictionary <string, string>();
foreach (var item in jObject.EnumerateObject().OfType <JsonProperty>())
{
dict[item.Name] = item.Value.GetString();
}
return(dict);
}
catch (System.Exception ex)
{
// TODO Logging
}
return(null);
}
private static void AssertJsonEqualCore(JsonElement expected, JsonElement actual, Stack <object> path)
{
JsonValueKind valueKind = expected.ValueKind;
AssertTrue(passCondition: valueKind == actual.ValueKind);
switch (valueKind)
{
case JsonValueKind.Object:
var expectedProperties = new List <string>();
foreach (JsonProperty property in expected.EnumerateObject())
{
expectedProperties.Add(property.Name);
}
var actualProperties = new List <string>();
foreach (JsonProperty property in actual.EnumerateObject())
{
actualProperties.Add(property.Name);
}
foreach (var property in expectedProperties.Except(actualProperties))
{
AssertTrue(passCondition: false, $"Property \"{property}\" missing from actual object.");
}
foreach (var property in actualProperties.Except(expectedProperties))
{
AssertTrue(passCondition: false, $"Actual object defines additional property \"{property}\".");
}
foreach (string name in expectedProperties)
{
path.Push(name);
AssertJsonEqualCore(expected.GetProperty(name), actual.GetProperty(name), path);
path.Pop();
}
break;
case JsonValueKind.Array:
JsonElement.ArrayEnumerator expectedEnumerator = expected.EnumerateArray();
JsonElement.ArrayEnumerator actualEnumerator = actual.EnumerateArray();
int i = 0;
while (expectedEnumerator.MoveNext())
{
AssertTrue(passCondition: actualEnumerator.MoveNext(), "Actual array contains fewer elements.");
path.Push(i++);
AssertJsonEqualCore(expectedEnumerator.Current, actualEnumerator.Current, path);
path.Pop();
}
AssertTrue(passCondition: !actualEnumerator.MoveNext(), "Actual array contains additional elements.");
break;
case JsonValueKind.String:
AssertTrue(passCondition: expected.GetString() == actual.GetString());
break;
case JsonValueKind.Number:
case JsonValueKind.True:
case JsonValueKind.False:
case JsonValueKind.Null:
AssertTrue(passCondition: expected.GetRawText() == actual.GetRawText());
break;
default:
Debug.Fail($"Unexpected JsonValueKind: JsonValueKind.{valueKind}.");
break;
}
void AssertTrue(bool passCondition, string?message = null)
{
if (!passCondition)
{
message ??= "Expected JSON does not match actual value";
Assert.Fail($"{message}\nExpected JSON: {expected}\n Actual JSON: {actual}\n in JsonPath: {BuildJsonPath(path)}");
}
public bool TryGet <T>(string key, out T value)
{
if (storage.TryGetValue(key, out object target))
{
if (target == null)
{
value = default(T);
return(true);
}
log.Debug($"Get: Key: '{key}', RequiredType: '{typeof(T).FullName}', ActualType: '{target.GetType().FullName}'.");
if (target is T targetValue)
{
value = targetValue;
return(true);
}
JsonElement element = (JsonElement)target;
if (typeof(T) == typeof(string))
{
value = (T)(object)element.GetString();
return(true);
}
if (typeof(T) == typeof(int))
{
value = (T)(object)element.GetInt32();
return(true);
}
if (typeof(T) == typeof(long))
{
value = (T)(object)element.GetInt64();
return(true);
}
if (typeof(T) == typeof(decimal))
{
value = (T)(object)element.GetDecimal();
return(true);
}
if (typeof(T) == typeof(double))
{
value = (T)(object)element.GetDouble();
return(true);
}
if (typeof(T) == typeof(bool))
{
value = (T)(object)element.GetBoolean();
return(true);
}
if (typeof(T) == typeof(IKey))
{
if (element.ValueKind == JsonValueKind.Null)
{
value = default(T);
return(true);
}
string type = element.GetProperty("Type").GetString();
if (element.TryGetProperty("Guid", out JsonElement rawGuid))
{
string rawGuidValue = rawGuid.GetString();
if (rawGuidValue == null)
{
value = (T)(object)GuidKey.Empty(type);
}
else
{
value = (T)(object)GuidKey.Create(Guid.Parse(rawGuidValue), type);
}
return(true);
}
else if (element.TryGetProperty("Identifier", out JsonElement rawIdentifier))
{
string rawIdentifierValue = rawIdentifier.GetString();
if (rawIdentifierValue == null)
{
value = (T)(object)StringKey.Empty(type);
}
else
{
value = (T)(object)StringKey.Create(rawIdentifierValue, type);
}
return(true);
}
}
if (typeof(T) == typeof(Color))
{
byte[] parts = element.GetString().Split(new char[] { ';' }).Select(p => Byte.Parse(p)).ToArray();
value = (T)(object)Color.FromArgb(parts[0], parts[1], parts[2], parts[3]);
log.Debug($"Get: Color: '{value}'.");
return(true);
}
if (typeof(T) == typeof(Price))
{
log.Debug($"Get: Price value type: '{element.GetProperty("Value").GetType().FullName}'.");
decimal priceValue = element.GetProperty("Value").GetDecimal();
string priceCurrency = element.GetProperty("Currency").GetString();
value = (T)(object)new Price(priceValue, priceCurrency);
return(true);
}
if (typeof(T) == typeof(DateTime))
{
string rawDateTime = element.GetString();
if (DateTime.TryParse(rawDateTime, out DateTime dateTime))
{
value = (T)(object)dateTime;
return(true);
}
else
{
log.Warning($"Get: Key: '{key}' not parseable to datetime from value '{rawDateTime}'.");
value = default(T);
return(false);
}
}
}
log.Debug($"Get: Key: '{key}' NOT FOUND. Storage: '{JsonSerializer.Serialize(storage)}'.");
value = default(T);
return(false);
}
