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Utilities.lockFile

Locks a file for exclusive use by this thread.

Syntax

public static boolean 
lockFile(String file)

Parameters

file

Filename to lock. This must be a file specification that is valid for the operating system.

Description

The lockFile method locks a file for exclusive use by this thread.

Don't forget to release the lock. Otherwise, it is held until the virtual machine shuts down. lockFile() and unlockFile() provide a semaphore primitive that is useful in a cluster environment.

Returns

Boolean indicating success or failure.

See Also

unlockFile

 

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