public object DeserializeAndMigrate(IDocumentSession session, DocumentDesign design, string id, byte[] document, int currentDocumentVersion)
{
var configuredVersion = configuration.ConfiguredVersion;
if (configuredVersion == currentDocumentVersion)
{
return(configuration.Serializer.Deserialize(document, design.DocumentType));
}
if (configuredVersion < currentDocumentVersion)
{
throw new InvalidOperationException(string.Format(
"Document {0}/{1} version is ahead of configuration. Document is version {2}, but configuration is version {3}.",
design.DocumentType.FullName, id, currentDocumentVersion, configuredVersion));
}
logger.Information("Migrating document {0}/{1} from version {2} to {3}.",
design.DocumentType.FullName, id, currentDocumentVersion, configuration.ConfiguredVersion);
document = ApplicableCommands(design, currentDocumentVersion)
.Aggregate(document, (currentDocument, command) =>
command.Execute(session, configuration.Serializer, currentDocument));
return(configuration.Serializer.Deserialize(document, design.DocumentType));
}
public QueryProvider(DocumentSession session, DocumentDesign design)
{
this.session = session;
this.design = design;
store = session.Advanced.DocumentStore;
lastQueryStats = new QueryStats();
}
public IEnumerable <DocumentMigrationCommand> ApplicableCommands(DocumentDesign design, int currentDocumentVersion)
{
return(configuration.Migrations
.Where(x => x.Version > currentDocumentVersion)
.SelectMany(x => x.MigrateDocument())
.Where(x => x.ForType(design.DocumentType)));
}
public BackupCommand(DatabaseCommand command, IBackupWriter writer, DocumentDesign design, string key, int version, byte[] document)
{
this.command = command;
this.writer = writer;
this.design = design;
this.key = key;
this.version = version;
this.document = document;
}
public override bool Matches(int version, Configuration configuration, DocumentDesign design, IDictionary <string, object> row)
{
var rowId = row.Get(DocumentTable.IdColumn);
if (row.Get(DocumentTable.DiscriminatorColumn) != design.Discriminator)
{
throw new ArgumentException(_(@$ "
Provided design must be the concrete design for the row.
The given design has discriminator {design.Discriminator},
public object Load(DocumentDesign design, string key)
{
ManagedEntity managedEntity;
if (entities.TryGetValue(new EntityKey(design.Table, key), out managedEntity))
{
return(managedEntity.State != EntityState.Deleted
? managedEntity.Entity
: null);
}
var row = store.Get(design.Table, key);
if (row == null)
{
return(null);
}
return(ConvertToEntityAndPutUnderManagement(design, row));
}
internal object ConvertToEntityAndPutUnderManagement(DocumentDesign design, IDictionary <string, object> row)
{
var table = design.Table;
var key = (string)row[table.IdColumn];
var discriminator = ((string)row[table.DiscriminatorColumn]).Trim();
var concreteDesign = store.Configuration.GetOrCreateConcreteDesign(design, discriminator, key);
ManagedEntity managedEntity;
if (entities.TryGetValue(new EntityKey(design.Table, key), out managedEntity))
{
return(managedEntity.State != EntityState.Deleted
? managedEntity.Entity
: null);
}
var document = (byte[])row[table.DocumentColumn];
var currentDocumentVersion = (int)row[table.VersionColumn];
var entity = migrator.DeserializeAndMigrate(this, concreteDesign, key, document, currentDocumentVersion);
var metadataDocument = (byte[])row[table.MetadataColumn];
var metadata = metadataDocument != null
? (Dictionary <string, List <string> >)store.Configuration.Serializer.Deserialize(metadataDocument, typeof(Dictionary <string, List <string> >))
: null;
managedEntity = new ManagedEntity
{
Key = key,
Entity = entity,
Document = document,
Metadata = metadata,
MetadataDocument = metadataDocument,
Etag = (Guid)row[table.EtagColumn],
Version = currentDocumentVersion,
State = EntityState.Loaded,
Table = table
};
entities.Add(new EntityKey(design.Table, key), managedEntity);
return(entity);
}
public override bool Matches(int version, Configuration configuration, DocumentDesign design, IDictionary <string, object> row) => true;
public abstract bool Matches(int version, Configuration configuration, DocumentDesign design, IDictionary <string, object> row);
