public bool TryGet(string key, RealmObjectBase.Metadata metadata, Realm realm, out RealmValue value)
{
RealmValue keyValue = key;
var(primitiveKey, keyHandles) = keyValue.ToNative();
var containsValue = NativeMethods.try_get_value(this, primitiveKey, out var result, out var nativeException);
keyHandles?.Dispose();
nativeException.ThrowIfNecessary();
if (!containsValue)
{
value = default;
return(false);
}
if (result.Type != RealmValueType.Object)
{
value = new RealmValue(result);
}
else
{
var objectHandle = result.AsObject(Root);
if (metadata == null)
{
throw new NotImplementedException("Mixed objects are not supported yet.");
}
value = new RealmValue(realm.MakeObject(metadata, objectHandle));
}
return(true);
}
public KeyValuePair <string, TValue> GetValueAtIndex <TValue>(int index, RealmObjectBase.Metadata metadata, Realm realm)
{
NativeMethods.get_at_index(this, (IntPtr)index, out var key, out var primitiveValue, out var ex);
ex.ThrowIfNecessary();
var value = ToRealmValue(primitiveValue, metadata, realm);
return(new KeyValuePair <string, TValue>(key.AsString(), value.As <TValue>()));
}
public RealmValue GetValue(string propertyName, RealmObjectBase.Metadata metadata, Realm realm)
{
var propertyIndex = metadata.PropertyIndices[propertyName];
NativeMethods.get_value(this, propertyIndex, out var result, out var nativeException);
nativeException.ThrowIfNecessary();
return(new RealmValue(result, realm, this, propertyIndex));
}
public RealmValue GetValueAtIndex(int index, RealmObjectBase.Metadata metadata, Realm realm)
{
GetValueAtIndexCore((IntPtr)index, out var result, out var nativeException);
nativeException.ThrowIfNecessary();
if (result.Type != RealmValueType.Object)
{
return(new RealmValue(result));
}
var objectHandle = result.AsObject(Root);
return(new RealmValue(realm.MakeObject(metadata, objectHandle)));
}
protected RealmValue ToRealmValue(PrimitiveValue primitive, RealmObjectBase.Metadata metadata, Realm realm)
{
if (primitive.Type != RealmValueType.Object)
{
return(new RealmValue(primitive));
}
var objectHandle = primitive.AsObject(Root);
if (metadata == null)
{
throw new NotImplementedException("Mixed objects are not supported yet.");
}
return(new RealmValue(realm.MakeObject(metadata, objectHandle)));
}
public RealmValue GetValue(string propertyName, RealmObjectBase.Metadata metadata, Realm realm)
{
var propertyIndex = metadata.PropertyIndices[propertyName];
NativeMethods.get_value(this, propertyIndex, out var result, out var nativeException);
nativeException.ThrowIfNecessary();
if (result.Type != RealmValueType.Object)
{
return(new RealmValue(result, this, propertyIndex));
}
var objectHandle = result.AsObject(Root);
metadata.Schema.TryFindProperty(propertyName, out var property);
return(new RealmValue(realm.MakeObject(realm.Metadata[property.ObjectType], objectHandle)));
}
internal ThreadSafeReference(IThreadConfined value, Type type)
{
if (value == null)
{
throw new ArgumentNullException(nameof(value));
}
if (!value.IsManaged)
{
throw new RealmException("Cannot construct reference to unmanaged object, which can be passed across threads directly.");
}
if (!value.IsValid)
{
throw new RealmException("Cannot construct reference to invalidated object.");
}
Handle = value.Handle.GetThreadSafeReference();
Metadata = value.Metadata;
ReferenceType = type;
}
internal RealmResultsProvider(Realm realm, RealmObjectBase.Metadata metadata)
{
_realm = realm;
_metadata = metadata;
}
internal RealmCollectionBase(Realm realm, RealmObjectBase.Metadata metadata)
{
Realm = realm;
Handle = new Lazy <CollectionHandleBase>(GetOrCreateHandle);
Metadata = metadata;
}
internal RealmResults(Realm realm, RealmObjectBase.Metadata metadata)
: this(realm, metadata.Table.CreateResults(realm.SharedRealmHandle), metadata)
{
}
internal RealmResults(Realm realm, ResultsHandle handle, RealmObjectBase.Metadata metadata)
: this(realm, metadata, new RealmResultsProvider(realm, metadata), null)
{
_handle = handle;
}
internal RealmResults(Realm realm, RealmObjectBase.Metadata metadata, RealmResultsProvider realmResultsProvider, Expression expression) : base(realm, metadata)
{
Provider = realmResultsProvider;
Expression = expression ?? Expression.Constant(this);
}
internal RealmResultsVisitor(Realm realm, RealmObjectBase.Metadata metadata)
{
_realm = realm;
_metadata = metadata;
}
internal RealmList(Realm realm, ListHandle adoptedList, RealmObjectBase.Metadata metadata) : base(realm, metadata)
{
_listHandle = adoptedList;
}
public RealmValue GetValueAtIndex(int index, RealmObjectBase.Metadata metadata, Realm realm)
{
NativeMethods.get_value(this, (IntPtr)index, out var result, out var ex);
ex.ThrowIfNecessary();
return(ToRealmValue(result, metadata, realm));
}
internal RealmSet(Realm realm, SetHandle adoptedSet, RealmObjectBase.Metadata metadata)
: base(realm, metadata)
{
_setHandle = adoptedSet;
}
internal RealmDictionary(Realm realm, DictionaryHandle adoptedDictionary, RealmObjectBase.Metadata metadata)
: base(realm, metadata)
{
_dictionaryHandle = adoptedDictionary;
}
