Exemplo n.º 1
0
        public IValue SetContent(Func <Stream> content)
        {
            content = content ?? (() => null);
            using (Vault.ExposeReadWrite())
            {
                var oldContent = _content;
                if (Metadata[CoreConstants.ContentIsNullSection].IsNeitherNullNorEmpty())
                {
                    oldContent = () => null;
                }

                var corrId = BoundVault.ReportChanging(EventReason.Content, this, oldContent, content);

                VerifyMutation(VPath);
                _content             = content;
                _saveMyContentPlease = true;

                using (Vault.InternalExpose())
                {
                    _isContentCached       = false;
                    _isContentStringCached = false;
                    Metadata[CoreConstants.ContentIsNullSection] = null;
                }

                BoundVault.ReportChanged(corrId, EventReason.Content, this, oldContent, content);
                return(this);
            }
        }
Exemplo n.º 2
0
        public override String this[String key]
        {
            get
            {
                using (Vault.ExposeReadOnly())
                {
                    EnsureDefault();
                    lock (_isomorphicWritesLock)
                    {
                        if (!ContainsKey(key))
                        {
                            Impl.Add(key, null);
                        }
                    }

                    return(Impl[key]);
                }
            }
            set
            {
                using (Vault.ExposeReadOnly())
                {
                    EnsureDefault();

                    if (ContainsKey(key) && Impl[key] == value)
                    {
                        return;
                    }
                    else
                    {
                        using (Vault.ExposeReadWrite())
                        {
                            var oldMetadata = Clone();
                            var newImpl     = new Dictionary <String, String>(Impl);
                            newImpl[key] = value;
                            var newMetadata = new Metadata(_element, newImpl);
                            var corrId      = BoundVault.ReportChanging(EventReason.Metadata, Element, oldMetadata, newMetadata);

                            VerifyMutation();
                            Impl[key]    = value;
                            SaveMePlease = true;

                            BoundVault.ReportChanged(corrId, EventReason.Metadata, Element, oldMetadata, newMetadata);
                        }
                    }
                }
            }
        }
Exemplo n.º 3
0
        public Metadata InitializeFrom(Func <Stream> lazyStream)
        {
            using (Vault.ExposeReadWrite())
            {
                var oldMetadata = Clone();
                var newMetadata = new Metadata(_element, lazyStream);
                var corrId      = BoundVault.ReportChanging(EventReason.Metadata, Element, oldMetadata, newMetadata);

                VerifyMutation();
                _lazySource  = lazyStream;
                SaveMePlease = true;

                BoundVault.ReportChanged(corrId, EventReason.Metadata, Element, oldMetadata, newMetadata);
                return(this);
            }
        }
Exemplo n.º 4
0
        public override IMetadata InitializeFrom(IMetadata metadata)
        {
            using (Vault.ExposeReadWrite())
            {
                var oldMetadata = Clone();
                var newMetadata = metadata;
                var corrId      = BoundVault.ReportChanging(EventReason.Metadata, Element, oldMetadata, newMetadata);

                VerifyMutation();
                _lazySource = null;
                var externalImpl = metadata == null ? new Dictionary <String, String>() : ((Metadata)metadata).Impl;
                externalImpl = externalImpl ?? new Dictionary <String, String>();
                _dontUseThisForGetUsePropertyInstead = new Dictionary <String, String>(externalImpl);
                SaveMePlease = true;

                BoundVault.ReportChanged(corrId, EventReason.Metadata, Element, oldMetadata, newMetadata);
                return(this);
            }
        }
Exemplo n.º 5
0
        public override void Add(String key, String value)
        {
            using (Vault.ExposeReadWrite())
            {
                EnsureDefault();

                var oldMetadata = Clone();
                var newImpl     = new Dictionary <String, String>(Impl);
                newImpl.Add(key, value);
                var newMetadata = new Metadata(_element, newImpl);
                var corrId      = BoundVault.ReportChanging(EventReason.Metadata, Element, oldMetadata, newMetadata);

                VerifyMutation();
                Impl.Add(key, value);
                SaveMePlease = true;

                BoundVault.ReportChanged(corrId, EventReason.Metadata, Element, oldMetadata, newMetadata);
            }
        }
Exemplo n.º 6
0
        public override void Add(KeyValuePair <String, String> item)
        {
            using (Vault.ExposeReadWrite())
            {
                EnsureDefault();

                var oldMetadata = Clone();
                var newImpl     = new Dictionary <String, String>(Impl);
                ((ICollection <KeyValuePair <String, String> >)newImpl).Add(item);
                var newMetadata = new Metadata(_element, newImpl);
                var corrId      = BoundVault.ReportChanging(EventReason.Metadata, Element, oldMetadata, newMetadata);

                VerifyMutation();
                ((ICollection <KeyValuePair <String, String> >)Impl).Add(item);
                SaveMePlease = true;

                BoundVault.ReportChanged(corrId, EventReason.Metadata, Element, oldMetadata, newMetadata);
            }
        }
Exemplo n.º 7
0
        public virtual IElement Rename(String name)
        {
            IsRoot.AssertFalse();
            (VPath + name).AssertNotNull();

            using (Vault.ExposeReadOnly())
            {
                var oldName = Name;
                var corrId  = Guid.Empty;
                if (name != oldName)
                {
                    corrId = BoundVault.ReportChanging(EventReason.Rename, this, oldName, name);
                }

                if (name != oldName)
                {
                    using (Vault.ExposeReadWrite())
                    {
                        Name = name;

                        var index = Parent == null ? null : Parent.Children as IndexedNodeCollection;
                        if (index != null)
                        {
                            index.Reindex(this);
                        }
                    }
                }

                // do not insert the check "Name == name" here
                // it will break branch name changes propagation
                // i.e. if a parent has been renamed, all his children should get
                // the _saveMyNamePlease flag since their position @ the physical storage has changed
                _saveMyNamePlease = true;

                if (name != oldName)
                {
                    (corrId != Guid.Empty).AssertTrue();
                    BoundVault.ReportChanged(corrId, EventReason.Rename, this, oldName, name);
                }
                return(this);
            }
        }
Exemplo n.º 8
0
        public override bool Remove(KeyValuePair <String, String> item)
        {
            var key   = item.Key;
            var value = item.Value;

            using (Vault.ExposeReadOnly())
            {
                if (!Impl.ContainsKey(key))
                {
                    return(false);
                }
                else
                {
                    if (Impl[key] == value)
                    {
                        return(false);
                    }
                    else
                    {
                        using (Vault.ExposeReadWrite())
                        {
                            var oldMetadata = Clone();
                            var newImpl     = new Dictionary <String, String>(Impl);
                            ((ICollection <KeyValuePair <String, String> >)newImpl).Remove(item);
                            var newMetadata = new Metadata(_element, newImpl);
                            var corrId      = BoundVault.ReportChanging(EventReason.Metadata, Element, oldMetadata, newMetadata);

                            VerifyMutation();
                            var result = ((ICollection <KeyValuePair <String, String> >)Impl).Remove(item);
                            EnsureDefault();
                            SaveMePlease = true;

                            BoundVault.ReportChanged(corrId, EventReason.Metadata, Element, oldMetadata, newMetadata);
                            return(result);
                        }
                    }
                }
            }
        }
Exemplo n.º 9
0
        public override bool Remove(String key)
        {
            using (Vault.ExposeReadOnly())
            {
                if (!Impl.ContainsKey(key))
                {
                    return(false);
                }
                else
                {
                    if (Impl[key] == null)
                    {
                        return(false);
                    }
                    else
                    {
                        using (Vault.ExposeReadWrite())
                        {
                            var oldMetadata = Clone();
                            var newImpl     = new Dictionary <String, String>(Impl);
                            newImpl.Remove(key);
                            var newMetadata = new Metadata(_element, newImpl);
                            var corrId      = BoundVault.ReportChanging(EventReason.Metadata, Element, oldMetadata, newMetadata);

                            VerifyMutation();
                            var result = Impl.Remove(key);
                            EnsureDefault();
                            SaveMePlease = true;

                            BoundVault.ReportChanged(corrId, EventReason.Metadata, Element, oldMetadata, newMetadata);
                            return(result);
                        }
                    }
                }
            }
        }