public ObjectInstance GetOrCreate(JsValue key)
{
BlittableObjectProperty property = default;
if (OwnValues?.TryGetValue(key, out property) == true &&
property != null)
{
return(property.Value.AsObject());
}
property = GenerateProperty(key.AsString());
OwnValues ??= new Dictionary <JsValue, BlittableObjectProperty>(Blittable.Count);
OwnValues[key] = property;
Deletes?.Remove(key);
return(property.Value.AsObject());
BlittableObjectProperty GenerateProperty(string propertyName)
{
var propertyIndex = Blittable.GetPropertyIndex(propertyName);
var prop = new BlittableObjectProperty(this, propertyName);
if (propertyIndex == -1)
{
prop.Value = new ObjectInstance(Engine);
}
return(prop);
}
}
public ObjectInstance GetOrCreate(string key)
{
if (OwnValues.TryGetValue(key, out var property) == false)
{
property = GenerateProperty(key);
OwnValues[key] = property;
Deletes?.Remove(key);
}
return(property.Value.AsObject());
BlittableObjectProperty GenerateProperty(string propertyName)
{
var propertyIndex = Blittable.GetPropertyIndex(propertyName);
var prop = new BlittableObjectProperty(this, propertyName);
if (propertyIndex == -1)
{
prop.Value = new ObjectInstance(Engine)
{
Extensible = true
};
}
return(prop);
}
}
public ObjectInstance GetOrCreate(string key)
{
BlittableObjectProperty value;
if (OwnValues.TryGetValue(key, out value) == false)
{
var propertyIndex = Blittable.GetPropertyIndex(key);
value = new BlittableObjectProperty(this, key);
if (propertyIndex == -1)
{
value.Value = new JsValue(new ObjectInstance(Engine));
}
OwnValues[key] = value;
Deletes?.Remove(key);
}
return(value.Value.AsObject());
}
public void Remove(string property)
{
if (_source == null)
{
throw new InvalidOperationException(
"Cannot remove property when not setup with a source blittable json object");
}
var propertyIndex = _source.GetPropertyIndex(property);
if (propertyIndex == -1)
{
return;
}
if (Removals == null)
{
Removals = new HashSet <int>();
}
Removals.Add(propertyIndex);
}
public override BlittableJsonReaderObject GetUpdatedValue(JsonOperationContext context, BlittableJsonReaderObject previousValue, long index)
{
if (previousValue == null)
{
return(null);
}
var propertyIndex = previousValue.GetPropertyIndex(Value);
if (propertyIndex == -1)
{
return(null);
}
previousValue.Modifications ??= new DynamicJsonValue();
previousValue.Modifications.Removals = new HashSet <int> {
propertyIndex
};
return(context.ReadObject(previousValue, Name));
}
private static unsafe bool CompareBlittable(string fieldPath, string id, BlittableJsonReaderObject originalBlittable,
BlittableJsonReaderObject newBlittable, IDictionary <string, DocumentsChanges[]> changes,
List <DocumentsChanges> docChanges)
{
BlittableJsonReaderObject.AssertNoModifications(originalBlittable, id, assertChildren: false);
BlittableJsonReaderObject.AssertNoModifications(newBlittable, id, assertChildren: false);
var newBlittableProps = newBlittable.GetPropertyNames();
var oldBlittableProps = originalBlittable.GetPropertyNames();
var newFields = new HashSet <string>(newBlittableProps);
newFields.ExceptWith(oldBlittableProps);
var removedFields = new HashSet <string>(oldBlittableProps);
removedFields.ExceptWith(newBlittableProps);
using var orderedProperties = newBlittable.GetPropertiesByInsertionOrder();
foreach (var field in removedFields)
{
if (changes == null)
{
return(true);
}
if (field.Equals(LastModified) ||
field.Equals(ChangeVector) ||
field.Equals(Id))
{
continue;
}
NewChange(fieldPath, field, null, null, docChanges, DocumentsChanges.ChangeType.RemovedField);
}
var newProp = new BlittableJsonReaderObject.PropertyDetails();
var oldProp = new BlittableJsonReaderObject.PropertyDetails();
for (int i = 0; i < orderedProperties.Size; i++)
{
newBlittable.GetPropertyByIndex(orderedProperties.Properties[i], ref newProp);
if (newProp.Name.Equals(LastModified) ||
newProp.Name.Equals(Collection) ||
newProp.Name.Equals(ChangeVector) ||
newProp.Name.Equals(Id))
{
continue;
}
if (newFields.Contains(newProp.Name))
{
if (changes == null)
{
return(true);
}
NewChange(fieldPath, newProp.Name, newProp.Value, null, docChanges, DocumentsChanges.ChangeType.NewField);
continue;
}
var oldPropId = originalBlittable.GetPropertyIndex(newProp.Name);
originalBlittable.GetPropertyByIndex(oldPropId, ref oldProp);
switch ((newProp.Token & BlittableJsonReaderBase.TypesMask))
{
case BlittableJsonToken.Integer:
case BlittableJsonToken.Boolean:
case BlittableJsonToken.LazyNumber:
case BlittableJsonToken.CompressedString:
case BlittableJsonToken.String:
if (newProp.Value.Equals(oldProp.Value) || CompareValues(oldProp, newProp) ||
CompareStringsWithEscapePositions(newBlittable._context, oldProp, newProp))
{
break;
}
if (changes == null)
{
return(true);
}
NewChange(fieldPath, newProp.Name, newProp.Value, oldProp.Value, docChanges,
DocumentsChanges.ChangeType.FieldChanged);
break;
case BlittableJsonToken.Null:
if (oldProp.Value == null)
{
break;
}
if (changes == null)
{
return(true);
}
NewChange(fieldPath, newProp.Name, null, oldProp.Value, docChanges,
DocumentsChanges.ChangeType.FieldChanged);
break;
case BlittableJsonToken.StartArray:
var newArray = newProp.Value as BlittableJsonReaderArray;
var oldArray = oldProp.Value as BlittableJsonReaderArray;
if (newArray == null)
{
throw new InvalidDataException($"Invalid blittable, expected array but got {newProp.Value}");
}
if (oldArray == null)
{
if (changes == null)
{
return(true);
}
NewChange(fieldPath, newProp.Name, newProp.Value, oldProp.Value, docChanges,
DocumentsChanges.ChangeType.FieldChanged);
break;
}
var changed = CompareBlittableArray(FieldPathCombine(fieldPath, newProp.Name), id, oldArray, newArray, changes, docChanges, newProp.Name);
if (changes == null && changed)
{
return(true);
}
break;
case BlittableJsonToken.StartObject:
if (oldProp.Value == null ||
!(oldProp.Value is BlittableJsonReaderObject oldObj))
{
if (changes == null)
{
return(true);
}
NewChange(fieldPath, newProp.Name, newProp.Value, oldProp.Value, docChanges,
DocumentsChanges.ChangeType.FieldChanged);
break;
}
if (!(newProp.Value is BlittableJsonReaderObject newObj))
{
throw new InvalidDataException($"Invalid blittable, expected object but got {newProp.Value}");
}
changed = CompareBlittable(FieldPathCombine(fieldPath, newProp.Name), id, oldObj, newObj, changes, docChanges);
if (changes == null && changed)
{
return(true);
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
if ((changes == null) || (docChanges.Count <= 0))
{
return(false);
}
changes[id] = docChanges.ToArray();
return(true);
}
private static bool CompareBlittable(string id, BlittableJsonReaderObject originalBlittable,
BlittableJsonReaderObject newBlittable, IDictionary <string, DocumentsChanges[]> changes,
List <DocumentsChanges> docChanges)
{
BlittableJsonReaderObject.AssertNoModifications(originalBlittable, id, assertChildren: false);
BlittableJsonReaderObject.AssertNoModifications(newBlittable, id, assertChildren: false);
var newBlittableProps = newBlittable.GetPropertyNames();
var oldBlittableProps = originalBlittable.GetPropertyNames();
var newFields = newBlittableProps.Except(oldBlittableProps);
var removedFields = oldBlittableProps.Except(newBlittableProps);
var propertiesIds = newBlittable.GetPropertiesByInsertionOrder();
foreach (var field in removedFields)
{
if (changes == null)
{
return(true);
}
NewChange(field, null, null, docChanges, DocumentsChanges.ChangeType.RemovedField);
}
var newProp = new BlittableJsonReaderObject.PropertyDetails();
var oldProp = new BlittableJsonReaderObject.PropertyDetails();
foreach (var propId in propertiesIds)
{
newBlittable.GetPropertyByIndex(propId, ref newProp);
if (newProp.Name.Equals(LastModified) ||
newProp.Name.Equals(Collection) ||
newProp.Name.Equals(ChangeVector) ||
newProp.Name.Equals(Id))
{
continue;
}
if (newFields.Contains(newProp.Name))
{
if (changes == null)
{
return(true);
}
NewChange(newProp.Name, newProp.Value, null, docChanges, DocumentsChanges.ChangeType.NewField);
continue;
}
var oldPropId = originalBlittable.GetPropertyIndex(newProp.Name);
originalBlittable.GetPropertyByIndex(oldPropId, ref oldProp);
switch ((newProp.Token & BlittableJsonReaderBase.TypesMask))
{
case BlittableJsonToken.Integer:
case BlittableJsonToken.Boolean:
case BlittableJsonToken.LazyNumber:
case BlittableJsonToken.CompressedString:
case BlittableJsonToken.String:
if (newProp.Value.Equals(oldProp.Value) || ComapreValues(oldProp, newProp))
{
break;
}
if (changes == null)
{
return(true);
}
NewChange(newProp.Name, newProp.Value, oldProp.Value, docChanges,
DocumentsChanges.ChangeType.FieldChanged);
break;
case BlittableJsonToken.Null:
if (oldProp.Value == null)
{
break;
}
if (changes == null)
{
return(true);
}
NewChange(newProp.Name, null, oldProp.Value, docChanges,
DocumentsChanges.ChangeType.FieldChanged);
break;
case BlittableJsonToken.StartArray:
var newArray = newProp.Value as BlittableJsonReaderArray;
var oldArray = oldProp.Value as BlittableJsonReaderArray;
if ((newArray == null) || (oldArray == null))
{
throw new InvalidDataException("Invalid blittable");
}
var changed = CompareBlittableArray(id, oldArray, newArray, changes, docChanges, newProp.Name);
if (changed == false)
{
break;
}
if (changes == null)
{
return(true);
}
break;
case BlittableJsonToken.StartObject:
if (oldProp.Value == null)
{
if (changes == null)
{
return(true);
}
changed = true;
NewChange(newProp.Name, newProp.Value, null, docChanges,
DocumentsChanges.ChangeType.FieldChanged);
}
else
{
changed = CompareBlittable(id, oldProp.Value as BlittableJsonReaderObject,
newProp.Value as BlittableJsonReaderObject, changes, docChanges);
}
if ((changes == null) && (changed))
{
return(true);
}
break;
default:
throw new ArgumentOutOfRangeException();
}
}
if ((changes == null) || (docChanges.Count <= 0))
{
return(false);
}
changes[id] = docChanges.ToArray();
return(true);
}