/// <summary>
/// Creates the put entity command.
/// </summary>
/// <param name="entity">The entity.</param>
/// <param name="documentMetadata">The document metadata.</param>
/// <returns></returns>
protected ICommandData CreatePutEntityCommand(object entity, DocumentMetadata documentMetadata)
{
string id;
if (GenerateEntityIdOnTheClient.TryGetIdFromInstance(entity, out id) &&
documentMetadata.Key != null &&
documentMetadata.Key.Equals(id, StringComparison.InvariantCultureIgnoreCase) == false)
{
throw new InvalidOperationException("Entity " + entity.GetType().FullName + " had document key '" +
documentMetadata.Key + "' but now has document key property '" + id + "'." +
Environment.NewLine +
"You cannot change the document key property of a entity loaded into the session");
}
var json = EntityToJson.ConvertEntityToJson(documentMetadata.Key, entity, documentMetadata.Metadata);
var etag = UseOptimisticConcurrency || documentMetadata.ForceConcurrencyCheck
? (documentMetadata.ETag ?? Guid.Empty)
: (Guid?)null;
return(new PutCommandData
{
Document = json,
Etag = etag,
Key = documentMetadata.Key,
Metadata = (RavenJObject)documentMetadata.Metadata.CloneToken(),
});
}
/// <summary>
/// Determines if the entity have changed.
/// </summary>
/// <param name="entity">The entity.</param>
/// <param name="documentMetadata">The document metadata.</param>
/// <returns></returns>
protected bool EntityChanged(object entity, DocumentMetadata documentMetadata)
{
if (documentMetadata == null)
{
return(true);
}
string id;
if (GenerateEntityIdOnTheClient.TryGetIdFromInstance(entity, out id) &&
string.Equals(documentMetadata.Key, id, StringComparison.InvariantCultureIgnoreCase) == false)
{
return(true);
}
// prevent saves of a modified read only entity
if (documentMetadata.OriginalMetadata.ContainsKey(Constants.RavenReadOnly) &&
documentMetadata.OriginalMetadata.Value <bool>(Constants.RavenReadOnly) &&
documentMetadata.Metadata.ContainsKey(Constants.RavenReadOnly) &&
documentMetadata.Metadata.Value <bool>(Constants.RavenReadOnly))
{
return(false);
}
var newObj = EntityToJson.ConvertEntityToJson(documentMetadata.Key, entity, documentMetadata.Metadata);
return(RavenJToken.DeepEquals(newObj, documentMetadata.OriginalValue) == false ||
RavenJToken.DeepEquals(documentMetadata.Metadata, documentMetadata.OriginalMetadata) == false);
}
public BulkInsertOperation(string database, IDocumentStore documentStore, DocumentSessionListeners listeners, BulkInsertOptions options)
{
this.documentStore = documentStore;
databaseCommands = database == null
? documentStore.DatabaseCommands.ForSystemDatabase()
: documentStore.DatabaseCommands.ForDatabase(database);
generateEntityIdOnTheClient = new GenerateEntityIdOnTheClient(documentStore, entity => documentStore.Conventions.GenerateDocumentKey(database, databaseCommands, entity));
operation = databaseCommands.GetBulkInsertOperation(options);
entityToJson = new EntityToJson(documentStore, listeners);
}
public BulkInsertOperation(string database, IDocumentStore documentStore, DocumentSessionListeners listeners, BulkInsertOptions options)
{
this.documentStore = documentStore;
databaseCommands = database == null
? documentStore.DatabaseCommands.ForSystemDatabase()
: documentStore.DatabaseCommands.ForDatabase(database);
generateEntityIdOnTheClient = new GenerateEntityIdOnTheClient(documentStore, entity => documentStore.Conventions.GenerateDocumentKey(database, databaseCommands, entity));
operation = databaseCommands.GetBulkInsertOperation(options);
entityToJson = new EntityToJson(documentStore, listeners);
}
public BulkInsertOperation(string database, IDocumentStore documentStore, DocumentSessionListeners listeners, BulkInsertOptions options, IDatabaseChanges changes)
{
this.documentStore = documentStore;
database = database ?? MultiDatabase.GetDatabaseName(documentStore.Url);
// Fitzchak: Should not be ever null because of the above code, please refactor this.
DatabaseCommands = database == null
? documentStore.AsyncDatabaseCommands.ForSystemDatabase()
: documentStore.AsyncDatabaseCommands.ForDatabase(database);
generateEntityIdOnTheClient = new GenerateEntityIdOnTheClient(documentStore, entity => documentStore.Conventions.GenerateDocumentKeyAsync(database, DatabaseCommands, entity).ResultUnwrap());
Operation = GetBulkInsertOperation(options, DatabaseCommands, changes);
entityToJson = new EntityToJson(documentStore, listeners);
}
public BulkInsertOperation(string database, IDocumentStore documentStore, DocumentSessionListeners listeners, BulkInsertOptions options, IDatabaseChanges changes)
{
this.documentStore = documentStore;
database = database ?? MultiDatabase.GetDatabaseName(documentStore.Url);
// Fitzchak: Should not be ever null because of the above code, please refactor this.
DatabaseCommands = database == null
? documentStore.AsyncDatabaseCommands.ForSystemDatabase()
: documentStore.AsyncDatabaseCommands.ForDatabase(database);
generateEntityIdOnTheClient = new GenerateEntityIdOnTheClient(documentStore.Conventions, entity => documentStore.Conventions.GenerateDocumentKeyAsync(database, DatabaseCommands, entity).ResultUnwrap());
Operation = GetBulkInsertOperation(options, DatabaseCommands, changes);
entityToJson = new EntityToJson(documentStore, listeners);
}
/// <summary>
/// Saves all the changes to the Raven server.
/// </summary>
public void SaveChanges()
{
using (EntityToJson.EntitiesToJsonCachingScope())
{
var data = PrepareForSaveChanges();
if (data.Commands.Count == 0)
{
return;
}
IncrementRequestCount();
LogBatch(data);
var batchResults = DatabaseCommands.Batch(data.Commands);
UpdateBatchResults(batchResults, data);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="InMemoryDocumentSessionOperations"/> class.
/// </summary>
protected InMemoryDocumentSessionOperations(
string dbName,
DocumentStoreBase documentStore,
DocumentSessionListeners listeners,
Guid id)
{
Id = id;
this.dbName = dbName;
this.documentStore = documentStore;
this.listeners = listeners;
ResourceManagerId = documentStore.ResourceManagerId;
UseOptimisticConcurrency = false;
AllowNonAuthoritativeInformation = true;
NonAuthoritativeInformationTimeout = TimeSpan.FromSeconds(15);
MaxNumberOfRequestsPerSession = documentStore.Conventions.MaxNumberOfRequestsPerSession;
GenerateEntityIdOnTheClient = new GenerateEntityIdOnTheClient(documentStore, GenerateKey);
EntityToJson = new EntityToJson(documentStore, listeners);
}
public BulkInsertOperation(string database, IDocumentStore documentStore, DocumentSessionListeners listeners)
{
this.documentStore = documentStore;
database = database ?? MultiDatabase.GetDatabaseName(documentStore.Url);
// Fitzchak: Should not be ever null because of the above code, please refactor this.
DatabaseCommands = database == null
? documentStore.AsyncDatabaseCommands.ForSystemDatabase()
: documentStore.AsyncDatabaseCommands.ForDatabase(database);
generateEntityIdOnTheClient = new GenerateEntityIdOnTheClient(documentStore.Conventions, entity =>
AsyncHelpers.RunSync(() => documentStore.Conventions.GenerateDocumentKeyAsync(database, DatabaseCommands, entity)));
// ReSharper disable once VirtualMemberCallInContructor
Operation = GetBulkInsertOperation(DatabaseCommands);
entityToJson = new EntityToJson(documentStore, listeners);
}
/// <summary>
/// Updates the batch results.
/// </summary>
protected void UpdateBatchResults(IList <BatchResult> batchResults, SaveChangesData saveChangesData)
{
for (var i = saveChangesData.DeferredCommandsCount; i < batchResults.Count; i++)
{
var batchResult = batchResults[i];
if (batchResult.Method != "PUT")
{
continue;
}
var entity = saveChangesData.Entities[i - saveChangesData.DeferredCommandsCount];
DocumentMetadata documentMetadata;
if (entitiesAndMetadata.TryGetValue(entity, out documentMetadata) == false)
{
continue;
}
batchResult.Metadata["@etag"] = new RavenJValue(batchResult.Etag.ToString());
entitiesByKey[batchResult.Key] = entity;
documentMetadata.ETag = batchResult.Etag;
documentMetadata.Key = batchResult.Key;
documentMetadata.OriginalMetadata = (RavenJObject)batchResult.Metadata.CloneToken();
documentMetadata.Metadata = batchResult.Metadata;
documentMetadata.OriginalValue = EntityToJson.ConvertEntityToJson(documentMetadata.Key, entity, documentMetadata.Metadata);
GenerateEntityIdOnTheClient.TrySetIdentity(entity, batchResult.Key);
foreach (var documentStoreListener in listeners.StoreListeners)
{
documentStoreListener.AfterStore(batchResult.Key, entity, batchResult.Metadata);
}
}
var lastPut = batchResults.LastOrDefault(x => x.Method == "PUT");
if (lastPut == null)
{
return;
}
documentStore.LastEtagHolder.UpdateLastWrittenEtag(lastPut.Etag);
}
/// <summary>
/// Saves all the changes to the Raven server.
/// </summary>
public void SaveChanges()
{
using (EntityToJson.EntitiesToJsonCachingScope())
{
var data = PrepareForSaveChanges();
if (data.Commands.Count == 0)
{
return;
}
IncrementRequestCount();
LogBatch(data);
var batchResults = DatabaseCommands.Batch(data.Commands);
if (batchResults == null)
{
throw new InvalidOperationException("Cannot call Save Changes after the document store was disposed.");
}
UpdateBatchResults(batchResults, data);
}
}
