public Guid AddDocumentInTransaction(string key, Guid?etag, JObject data, JObject metadata, TransactionInformation transactionInformation)
{
Api.JetSetCurrentIndex(session, Documents, "by_key");
Api.MakeKey(session, Documents, key, Encoding.Unicode, MakeKeyGrbit.NewKey);
var isUpdate = Api.TrySeek(session, Documents, SeekGrbit.SeekEQ);
if (isUpdate)
{
EnsureNotLockedByTransaction(key, transactionInformation.Id);
EnsureDocumentEtagMatchInTransaction(key, etag);
using (var update = new Update(session, Documents, JET_prep.Replace))
{
Api.SetColumn(session, Documents, tableColumnsCache.DocumentsColumns["locked_by_transaction"], transactionInformation.Id.ToByteArray());
update.Save();
}
}
else
{
EnsureDocumentIsNotCreatedInAnotherTransaction(key, transactionInformation.Id);
}
EnsureTransactionExists(transactionInformation);
Guid newEtag = DocumentDatabase.CreateSequentialUuid();
Api.JetSetCurrentIndex(session, DocumentsModifiedByTransactions, "by_key");
Api.MakeKey(session, DocumentsModifiedByTransactions, key, Encoding.Unicode, MakeKeyGrbit.NewKey);
var isUpdateInTransaction = Api.TrySeek(session, DocumentsModifiedByTransactions, SeekGrbit.SeekEQ);
var bytes = documentCodecs.Aggregate(data.ToBytes(), (current, codec) => codec.Encode(key, data, metadata, current));
using (var update = new Update(session, DocumentsModifiedByTransactions, isUpdateInTransaction ? JET_prep.Replace : JET_prep.Insert))
{
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["key"], key, Encoding.Unicode);
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["data"], bytes);
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["etag"], newEtag.ToByteArray());
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["metadata"], metadata.ToBytes());
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["delete_document"], false);
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["locked_by_transaction"], transactionInformation.Id.ToByteArray());
update.Save();
}
logger.DebugFormat("Inserted a new document with key '{0}', update: {1}, in transaction: {2}",
key, isUpdate, transactionInformation.Id);
return(newEtag);
}
public void DeleteDocumentInTransaction(TransactionInformation transactionInformation, string key, Guid?etag)
{
Api.JetSetCurrentIndex(session, Documents, "by_key");
Api.MakeKey(session, Documents, key, Encoding.Unicode, MakeKeyGrbit.NewKey);
if (Api.TrySeek(session, Documents, SeekGrbit.SeekEQ) == false)
{
logger.DebugFormat("Document with key '{0}' was not found, and considered deleted", key);
return;
}
EnsureNotLockedByTransaction(key, transactionInformation.Id);
EnsureDocumentEtagMatchInTransaction(key, etag);
using (var update = new Update(session, Documents, JET_prep.Replace))
{
Api.SetColumn(session, Documents, tableColumnsCache.DocumentsColumns["locked_by_transaction"], transactionInformation.Id.ToByteArray());
update.Save();
}
EnsureTransactionExists(transactionInformation);
Guid newEtag = DocumentDatabase.CreateSequentialUuid();
Api.JetSetCurrentIndex(session, DocumentsModifiedByTransactions, "by_key");
Api.MakeKey(session, DocumentsModifiedByTransactions, key, Encoding.Unicode, MakeKeyGrbit.NewKey);
var isUpdateInTransaction = Api.TrySeek(session, DocumentsModifiedByTransactions, SeekGrbit.SeekEQ);
using (var update = new Update(session, DocumentsModifiedByTransactions, isUpdateInTransaction ? JET_prep.Replace : JET_prep.Insert))
{
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["key"], key, Encoding.Unicode);
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["data"],
Api.RetrieveColumn(session, Documents, tableColumnsCache.DocumentsColumns["data"]));
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["etag"], newEtag.ToByteArray());
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["metadata"],
Api.RetrieveColumnAsString(session, Documents, tableColumnsCache.DocumentsColumns["metadata"], Encoding.Unicode), Encoding.Unicode);
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["delete_document"], true);
Api.SetColumn(session, DocumentsModifiedByTransactions, tableColumnsCache.DocumentsModifiedByTransactionsColumns["locked_by_transaction"], transactionInformation.Id.ToByteArray());
update.Save();
}
}
public void AddAttachment(string key, Guid?etag, byte[] data, string headers)
{
Api.JetSetCurrentIndex(session, Files, "by_name");
Api.MakeKey(session, Files, key, Encoding.Unicode, MakeKeyGrbit.NewKey);
var isUpdate = Api.TrySeek(session, Files, SeekGrbit.SeekEQ);
if (isUpdate)
{
var existingEtag = new Guid(Api.RetrieveColumn(session, Files, tableColumnsCache.FilesColumns["etag"]));
if (existingEtag != etag && etag != null)
{
throw new ConcurrencyException("PUT attempted on attachment '" + key +
"' using a non current etag")
{
ActualETag = etag.Value,
ExpectedETag = existingEtag
};
}
}
else
{
if (Api.TryMoveFirst(session, Details))
{
Api.EscrowUpdate(session, Details, tableColumnsCache.DetailsColumns["attachment_count"], 1);
}
}
Guid newETag = DocumentDatabase.CreateSequentialUuid();
using (var update = new Update(session, Files, isUpdate ? JET_prep.Replace : JET_prep.Insert))
{
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["name"], key, Encoding.Unicode);
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["data"], data);
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["etag"], newETag.ToByteArray());
Api.SetColumn(session, Files, tableColumnsCache.FilesColumns["metadata"], headers, Encoding.Unicode);
update.Save();
}
logger.DebugFormat("Adding attachment {0}", key);
}
public void PutMappedResult(string view, string docId, string reduceKey, string data, byte[] viewAndReduceKeyHashed)
{
Api.JetSetCurrentIndex(session, MappedResults, "by_pk");
Api.MakeKey(session, MappedResults, view, Encoding.Unicode, MakeKeyGrbit.NewKey);
Api.MakeKey(session, MappedResults, docId, Encoding.Unicode, MakeKeyGrbit.None);
Api.MakeKey(session, MappedResults, reduceKey, Encoding.Unicode, MakeKeyGrbit.None);
var isUpdate = Api.TrySeek(session, MappedResults, SeekGrbit.SeekEQ);
Guid etag = DocumentDatabase.CreateSequentialUuid();
using (var update = new Update(session, MappedResults, isUpdate ? JET_prep.Replace : JET_prep.Insert))
{
Api.SetColumn(session, MappedResults, tableColumnsCache.MappedResultsColumns["view"], view, Encoding.Unicode);
Api.SetColumn(session, MappedResults, tableColumnsCache.MappedResultsColumns["document_key"], docId, Encoding.Unicode);
Api.SetColumn(session, MappedResults, tableColumnsCache.MappedResultsColumns["reduce_key"], reduceKey, Encoding.Unicode);
Api.SetColumn(session, MappedResults, tableColumnsCache.MappedResultsColumns["reduce_key_and_view_hashed"], viewAndReduceKeyHashed);
Api.SetColumn(session, MappedResults, tableColumnsCache.MappedResultsColumns["data"], Encoding.UTF8.GetBytes(data));
Api.SetColumn(session, MappedResults, tableColumnsCache.MappedResultsColumns["etag"], etag.ToByteArray());
update.Save();
}
}
public Guid AddDocument(string key, Guid?etag, JObject data, JObject metadata)
{
Api.JetSetCurrentIndex(session, Documents, "by_key");
Api.MakeKey(session, Documents, key, Encoding.Unicode, MakeKeyGrbit.NewKey);
var isUpdate = Api.TrySeek(session, Documents, SeekGrbit.SeekEQ);
if (isUpdate)
{
EnsureNotLockedByTransaction(key, null);
EnsureDocumentEtagMatch(key, etag, "PUT");
}
else
{
EnsureDocumentIsNotCreatedInAnotherTransaction(key, Guid.NewGuid());
if (Api.TryMoveFirst(session, Details))
{
Api.EscrowUpdate(session, Details, tableColumnsCache.DetailsColumns["document_count"], 1);
}
}
Guid newEtag = DocumentDatabase.CreateSequentialUuid();
var bytes = documentCodecs.Aggregate(data.ToBytes(), (current, codec) => codec.Encode(key, data, metadata, current));
using (var update = new Update(session, Documents, isUpdate ? JET_prep.Replace : JET_prep.Insert))
{
Api.SetColumn(session, Documents, tableColumnsCache.DocumentsColumns["key"], key, Encoding.Unicode);
Api.SetColumn(session, Documents, tableColumnsCache.DocumentsColumns["data"], bytes);
Api.SetColumn(session, Documents, tableColumnsCache.DocumentsColumns["etag"], newEtag.ToByteArray());
Api.SetColumn(session, Documents, tableColumnsCache.DocumentsColumns["metadata"], metadata.ToBytes());
update.Save();
}
logger.DebugFormat("Inserted a new document with key '{0}', update: {1}, ",
key, isUpdate);
return(newEtag);
}
