internal void SetLazyValue(ObjectId oid, ModelProperty property, LazyValue value, bool creating)
{
GreenModelUpdateContext ctx = null;
try
{
var slot = oid.Descriptor.GetSlot(property);
do
{
ctx = this.BeginUpdate();
ctx.Updater.SetValue(this.id, oid, slot, creating, property.IsDerived ? (object)new GreenDerivedValue(value) : value);
} while (!this.EndUpdate(ctx));
}
finally
{
this.FinalizeUpdate(ctx);
}
}
internal void SetValue <T>(ObjectId oid, ModelProperty property, T value, bool creating)
{
GreenModelUpdateContext ctx = null;
try
{
var slot = oid.Descriptor.GetSlot(property);
do
{
ctx = this.BeginUpdate();
ctx.Updater.SetValue(this.id, oid, slot, creating, this.ToGreenValue(value));
} while (!this.EndUpdate(ctx));
}
finally
{
this.FinalizeUpdate(ctx);
}
}
internal bool EndUpdate(GreenModelUpdateContext context)
{
if (this.group != null)
{
return(this.group.EndUpdate(context));
}
else
{
if (context.NewUpdater)
{
this.updater.Value = null;
return(Interlocked.CompareExchange(ref this.green, context.Updater.Model, context.OriginalModel) == context.OriginalModel);
}
else
{
return(true);
}
}
}
internal ImmutableModelList <MutableObject> MChildren(ObjectId oid)
{
ImmutableList <ObjectId> children = ImmutableList <ObjectId> .Empty;
GreenModelUpdateContext ctx = null;
try
{
do
{
ctx = this.BeginUpdate();
children = ctx.Updater.GetChildren(this.id, oid);
} while (!this.EndUpdate(ctx));
}
finally
{
this.FinalizeUpdate(ctx);
}
return(ImmutableModelList <MutableObject> .FromObjectIdList(children, this));
}
internal bool ClearLazyItems(ObjectId oid, ModelProperty property, bool creating)
{
bool changed = false;
GreenModelUpdateContext ctx = null;
try
{
var slot = oid.Descriptor.GetSlot(property);
do
{
ctx = this.BeginUpdate();
changed = ctx.Updater.ClearLazyItems(this.id, oid, slot, creating);
} while (!this.EndUpdate(ctx));
}
finally
{
this.FinalizeUpdate(ctx);
}
return(changed);
}
internal bool ReplaceItem(ObjectId oid, ModelProperty property, int index, object value, bool creating)
{
bool changed = false;
GreenModelUpdateContext ctx = null;
try
{
var slot = oid.Descriptor.GetSlot(property);
do
{
ctx = this.BeginUpdate();
changed = ctx.Updater.AddItem(this.id, oid, slot, creating, true, index, this.ToGreenValue(value));
} while (!this.EndUpdate(ctx));
}
finally
{
this.FinalizeUpdate(ctx);
}
return(changed);
}
internal object GetValue(ObjectId oid, ModelProperty property)
{
object value = null;
GreenModelUpdateContext ctx = null;
try
{
var slot = oid.Descriptor.GetSlot(property);
do
{
ctx = this.BeginUpdate();
value = ctx.Updater.GetValue(this.id, oid, slot, true);
} while (!this.EndUpdate(ctx));
value = this.ToRedValue(value, oid);
}
finally
{
this.FinalizeUpdate(ctx);
}
return(value);
}
internal bool AddLazyItems(ObjectId oid, ModelProperty property, IEnumerable <LazyValue> values, bool creating)
{
bool changed = false;
GreenModelUpdateContext ctx = null;
try
{
var slot = oid.Descriptor.GetSlot(property);
do
{
ctx = this.BeginUpdate();
foreach (var value in values)
{
changed = ctx.Updater.AddItem(this.id, oid, slot, creating, false, -1, value);
}
} while (!this.EndUpdate(ctx));
}
finally
{
this.FinalizeUpdate(ctx);
}
return(changed);
}
public bool RemoveObject(MutableObject obj)
{
if (obj == null)
{
return(false);
}
bool result = false;
GreenModelUpdateContext ctx = null;
try
{
do
{
ctx = this.BeginUpdate();
result = ctx.Updater.RemoveObject(this.id, ((MutableObjectBase)obj).MId);
} while (!this.EndUpdate(ctx));
}
finally
{
this.FinalizeUpdate(ctx);
}
return(result);
}
public MutableModel CreateModel(string name = null, ModelVersion version = default)
{
ModelId mid = new ModelId();
MutableModel model = new MutableModel(mid, this, false, null);
this.models.Add(mid, model);
GreenModel greenModel;
GreenModelUpdateContext ctx = null;
try
{
do
{
ctx = this.BeginUpdate();
greenModel = ctx.Updater.CreateModel(mid, name, version);
} while (!this.EndUpdate(ctx));
}
finally
{
this.FinalizeUpdate(ctx);
}
return(model);
}
internal MutableObjectBase CreateObject(ObjectId oid, bool weakReference)
{
Debug.Assert(oid != null);
Debug.Assert(!this.ContainsObject(oid));
MutableObjectBase result = null;
result = oid.CreateMutable(this, true);
GreenModelUpdateContext ctx = null;
try
{
do
{
ctx = this.BeginUpdate();
ctx.Updater.AddObject(this.id, oid, weakReference);
} while (!this.EndUpdate(ctx));
this.RegisterObject(oid, result);
}
finally
{
this.FinalizeUpdate(ctx);
}
return(result);
}
