Safe Haskell	Safe-Inferred
Language	Haskell2010

ProjectM36.TransactionGraph.Persist

Synopsis

type LockFileHash = ByteString
expectedVersion :: Int
transactionLogFileName :: FilePath
transactionLogPath :: FilePath -> FilePath
headsPath :: FilePath -> FilePath
lockFilePath :: FilePath -> FilePath
checkForOtherVersions :: FilePath -> IO (Either PersistenceError ())
setupDatabaseDir :: DiskSync -> FilePath -> TransactionGraph -> IO (Either PersistenceError (LockFile, LockFileHash))
bootstrapDatabaseDir :: DiskSync -> FilePath -> TransactionGraph -> IO (LockFile, LockFileHash)
objectFilesPath :: FilePath -> FilePath
transactionGraphPersist :: DiskSync -> FilePath -> [TransactionId] -> TransactionGraph -> IO LockFileHash
transactionsPersist :: DiskSync -> [TransactionId] -> FilePath -> TransactionGraph -> IO ()
transactionGraphHeadsPersist :: DiskSync -> FilePath -> TransactionGraph -> IO ()
transactionGraphHeadsLoad :: FilePath -> IO [(HeadName, TransactionId)]
data Pos
- = One
- | Two
twowords :: String -> (String, String)
transactionGraphLoad :: FilePath -> TransactionGraph -> Maybe ScriptSession -> IO (Either PersistenceError TransactionGraph)
readTransactionIfNecessary :: FilePath -> TransactionId -> Maybe ScriptSession -> TransactionGraph -> IO (Either PersistenceError TransactionGraph)
writeGraphTransactionIdFile :: DiskSync -> FilePath -> TransactionGraph -> IO LockFileHash
readGraphTransactionIdFileDigest :: FilePath -> IO LockFileHash
readGraphTransactionIdFile :: FilePath -> IO (Either PersistenceError [(TransactionId, UTCTime, [TransactionId])])
readUTF8FileOrError :: FilePath -> IO Text

Documentation

type LockFileHash = ByteString Source #

expectedVersion :: Int Source #

transactionLogFileName :: FilePath Source #

transactionLogPath :: FilePath -> FilePath Source #

headsPath :: FilePath -> FilePath Source #

lockFilePath :: FilePath -> FilePath Source #

checkForOtherVersions :: FilePath -> IO (Either PersistenceError ()) Source #

setupDatabaseDir :: DiskSync -> FilePath -> TransactionGraph -> IO (Either PersistenceError (LockFile, LockFileHash)) Source #

bootstrapDatabaseDir :: DiskSync -> FilePath -> TransactionGraph -> IO (LockFile, LockFileHash) Source #

objectFilesPath :: FilePath -> FilePath Source #

transactionGraphPersist :: DiskSync -> FilePath -> [TransactionId] -> TransactionGraph -> IO LockFileHash Source #

transactionsPersist :: DiskSync -> [TransactionId] -> FilePath -> TransactionGraph -> IO () Source #

The incremental writer writes the transactions ids specified by the second argument.

transactionGraphHeadsPersist :: DiskSync -> FilePath -> TransactionGraph -> IO () Source #

transactionGraphHeadsLoad :: FilePath -> IO [(HeadName, TransactionId)] Source #

data Pos Source #

Constructors

One
Two

twowords :: String -> (String, String) Source #

transactionGraphLoad :: FilePath -> TransactionGraph -> Maybe ScriptSession -> IO (Either PersistenceError TransactionGraph) Source #

readTransactionIfNecessary :: FilePath -> TransactionId -> Maybe ScriptSession -> TransactionGraph -> IO (Either PersistenceError TransactionGraph) Source #

writeGraphTransactionIdFile :: DiskSync -> FilePath -> TransactionGraph -> IO LockFileHash Source #

readGraphTransactionIdFileDigest :: FilePath -> IO LockFileHash Source #

readGraphTransactionIdFile :: FilePath -> IO (Either PersistenceError [(TransactionId, UTCTime, [TransactionId])]) Source #

readUTF8FileOrError :: FilePath -> IO Text Source #