/// <summary>
/// Deserializes the schema.
/// </summary>
/// <param name="schemaBody">The schema body.</param>
/// <param name="schemaTypeName">Name of the schema type.</param>
/// <returns></returns>
public IValueSchema <object> DeserializeSchema(string schemaBody, string schemaTypeName)
{
Type schemaType = ResolveType(schemaTypeName);
return(!string.IsNullOrEmpty(schemaBody) ?
JsonSchemaDeserializer.Deserialize(schemaType, schemaBody) : Create(typeof(object)).Wrap());
}
/// <summary>
/// Deserialize schemas and collection elements
/// </summary>
/// <param name="collection"></param>
/// <returns></returns>
public static IPropertySetCollection Deserialize(this PersistentPropertyCollection collection)
{
PropertySchemaSet schemaSet = new PropertySchemaSet(new PropertySchemaFactory());
PropertySetCollection restored = new PropertySetCollection(schemaSet);
//restore schemas
foreach (PersistentPropertyElement element in collection.Elements)
{
PersistentSchemaElement schemaElement = collection.Schemas.First(s => s.SchemaName == element.Name);
var valueSchema = JsonSchemaDeserializer.Deserialize(schemaElement.SchemaType, schemaElement.SchemaBody);
SerializationTypeHint hint = (SerializationTypeHint)schemaElement.SerializationHint;
Func <PersistentPropertyElement, object> valueRetriever;
if (!_serializationMap.TryGetValue(hint, out valueRetriever))
{
throw new ArgumentException($"{element.Name} {hint}");
}
object val = valueRetriever(element);
switch (hint)
{
case SerializationTypeHint.JsonString:
val = valueSchema.Serializer.Deserialize(val.ToString());
break;
case SerializationTypeHint.BinaryObject:
case SerializationTypeHint.Object:
byte[] data = (byte[])val;
val = valueSchema.Serializer.Deserialize(data);
break;
}
restored.Add(element.Name, val, valueSchema);
}
return(restored);
}
public void TestDeserializeIntSchema()
{
IValueSchema <int?> schema = new IntSchema
{
AllowNull = false,
DefaultValue = 10,
MaxValue = 100,
MinValue = 2,
PossibleValues = new int?[] { 10, 20, 30, 100 }
};
SchemaJsonSerializationVisitor visitor = new SchemaJsonSerializationVisitor();
schema.Accept(visitor);
IValueSchema <object> vs = JsonSchemaDeserializer.Deserialize(visitor.SchemaType, visitor.JsonValue);
Assert.IsNotNull(vs);
Assert.AreEqual(typeof(int?), vs.Type);
}
public void TestDeserializeStringSchema()
{
IValueSchema <string> schema = new StringSchema
{
AllowNull = true,
DefaultValue = "abc",
MaxLength = 100,
MinLength = 2,
PossibleValues = new[] { "abc", "def" }
};
SchemaJsonSerializationVisitor visitor = new SchemaJsonSerializationVisitor();
schema.Accept(visitor);
IValueSchema <object> vs = JsonSchemaDeserializer.Deserialize(visitor.SchemaType, visitor.JsonValue);
Assert.IsNotNull(vs);
Assert.AreEqual(typeof(string), vs.Type);
}
