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WeakRef

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This commit is contained in:
Ahmed Zamil
2019-11-10 12:41:31 +03:00
parent 8d06fd05ad
commit 5e87ea5247
41 changed files with 2076 additions and 431 deletions
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71
Esiur/Stores/MemoryStore.cs
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@ -33,19 +33,31 @@ namespace Esiur.Stores
public AsyncReply<IResource> Get(string path)
{
foreach (var r in resources)
if (r.Value.Instance.Name == path)
return new AsyncReply<IResource>(r.Value);
return new AsyncReply<IResource>(null);
}
public bool Put(IResource resource)
{
resources.Add(resource.Instance.Id, resource);
resources.Add(resource.Instance.Id, resource);// new WeakReference<IResource>(resource));
resource.Instance.Attributes["children"] = new AutoList<IResource, Instance>(resource.Instance);
resource.Instance.Attributes["parents"] = new AutoList<IResource, Instance>(resource.Instance);
return true;
}
public AsyncReply<IResource> Retrieve(uint iid)
{
if (resources.ContainsKey(iid))
return new AsyncReply<IResource>(resources[iid]);
{
if (resources.ContainsKey(iid))// .TryGetTarget(out r))
return new AsyncReply<IResource>(resources[iid]);
else
return new AsyncReply<IResource>(null);
}
else
return new AsyncReply<IResource>(null);
}
@ -75,6 +87,59 @@ namespace Esiur.Stores
{
return true;
}
public AsyncReply<bool> AddChild(IResource parent, IResource child)
{
if (parent.Instance.Store == this)
{
(parent.Instance.Attributes["children"] as AutoList<IResource, Instance>).Add(child);
return new AsyncReply<bool>(true);
}
else
return new AsyncReply<bool>(false);
}
public AsyncReply<bool> RemoveChild(IResource parent, IResource child)
{
throw new NotImplementedException();
}
public AsyncReply<bool> AddParent(IResource resource, IResource parent)
{
if (resource.Instance.Store == this)
{
(resource.Instance.Attributes["parents"] as AutoList<IResource, Instance>).Add(parent);
return new AsyncReply<bool>(true);
}
else
return new AsyncReply<bool>(false);
}
public AsyncReply<bool> RemoveParent(IResource child, IResource parent)
{
throw new NotImplementedException();
}
public AsyncBag<T> Children<T>(IResource resource, string name) where T : IResource
{
var children = (resource.Instance.Attributes["children"] as AutoList<IResource, Instance>);
if (name == null)
return new AsyncBag<T>(children.Where(x=>x is T).Select(x=>(T)x).ToArray());
else
return new AsyncBag<T>(children.Where(x => x is T && x.Instance.Name == name).Select(x => (T)x).ToArray());
}
public AsyncBag<T> Parents<T>(IResource resource, string name) where T : IResource
{
var parents = (resource.Instance.Attributes["parents"] as AutoList<IResource, Instance>);
if (name == null)
return new AsyncBag<T>(parents.Where(x => x is T).Select(x => (T)x).ToArray());
else
return new AsyncBag<T>(parents.Where(x => x is T && x.Instance.Name == name).Select(x => (T)x).ToArray());
}
}
}