Class LockableFile.LockFile

java.lang.Object

net.adoptopenjdk.icedteaweb.lockingfile.LockableFile.LockFile

All Implemented Interfaces:

LockableFile.InterProcessLock

Enclosing class:

LockableFile

private class LockableFile.LockFile
extends Object
implements LockableFile.InterProcessLock

This is an alternative approach to locking a file system-wide.

This is not recommended as there are claims that this is not reliable. Most likely there are issues with remote file systems but the claims do not go into detail.

Field Summary

Fields

Modifier and Type	Field	Description
private final File	lockFile
static final long	STALENESS_INTERVAL_IN_MILLIS

Constructor Summary

Constructors

Modifier	Constructor	Description
private	LockFile()

Method Summary

Modifier and Type	Method	Description
private void	deleteStaleLockFile()
void	lock()
boolean	tryLock()
void	unlock()

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

STALENESS_INTERVAL_IN_MILLIS

public static final long STALENESS_INTERVAL_IN_MILLIS

See Also:

• Constant Field Values

lockFile

private final File lockFile

Constructor Details

LockFile

private LockFile()

Method Details

lock

public void lock()
          throws IOException

Specified by:

lock in interface LockableFile.InterProcessLock

Throws:

IOException

tryLock

public boolean tryLock()
                throws IOException

Specified by:

tryLock in interface LockableFile.InterProcessLock

Throws:

IOException

unlock

public void unlock()
            throws IOException

Specified by:

unlock in interface LockableFile.InterProcessLock

Throws:

IOException

deleteStaleLockFile

private void deleteStaleLockFile()
                          throws IOException

Throws:

IOException