LockType

Used to specify the lock type for File.lock and File.tryLock.

Values

ValueMeaning
read

Specifies a _read (shared) lock. A _read lock denies all processes write access to the specified region of the file, including the process that first locks the region. All processes can _read the locked region. Multiple simultaneous _read locks are allowed, as long as there are no exclusive locks.

readWrite

Specifies a read/write (exclusive) lock. A read/write lock denies all other processes both read and write access to the locked file region. If a segment has an exclusive lock, it may not have any shared locks or other exclusive locks.

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