const class util::LockFile

sys::Obj
  util::LockFile

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LockFile is used to acquire an exclusive lock to prevent two different processes from using same files

file

File file()

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Backing file we use to lock/acquire

lock

This lock()

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Acquire the lock or raise CannotAcquireLockFileErr

make

new make(File file)

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Construct with given file

unlock

This unlock()

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Release the lock if we are holding one