Package ubic.gemma.core.util.locking

Class FileLockInfo

java.lang.Object

ubic.gemma.core.util.locking.FileLockInfo

public final class FileLockInfo
extends Object

Metadata about a file lock.

Author:

poirigui

Constructor Summary

Constructors

Constructor	Description
FileLockInfo(Path path, Path lockfilePath, int readHoldCount, int readLockCount, int writeHoldCount, boolean isWriteLocked, int channelHoldCount, List<FileLockInfo> procInfo)	Creates a new FileLockInfo instance.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
int	getChannelHoldCount()	Number of reentrant holds on the FileChannel.
Path	getLockfilePath()	Path being locked, which is usually getPath() with a .lock suffix.
Path	getPath()	Path subject to locking.
List<FileLockInfo>	getProcInfo()	Process-level information about the file lock.
int	getReadHoldCount()
int	getReadLockCount()
int	getWriteHoldCount()
int	hashCode()
boolean	isWriteLocked()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

FileLockInfo

public FileLockInfo(Path path,
 Path lockfilePath,
 int readHoldCount,
 int readLockCount,
 int writeHoldCount,
 boolean isWriteLocked,
 int channelHoldCount,
 List<FileLockInfo> procInfo)

Creates a new FileLockInfo instance.

Parameters:

path - Path subject to locking.

lockfilePath - Path being locked, which is usually getPath() with a .lock suffix.

readHoldCount - @see ReentrantReadWriteLock#getReadHoldCount()

readLockCount - @see ReentrantReadWriteLock#getReadLockCount()

writeHoldCount - @see ReentrantReadWriteLock#getWriteHoldCount()

isWriteLocked - @see ReentrantReadWriteLock#isWriteLocked()

channelHoldCount - Number of reentrant holds on the FileChannel.

When that number goes down to zero, the channel is closed.

procInfo - Process-level information about the file lock.

Method Details

getPath

public Path getPath()

Path subject to locking.

getLockfilePath

public Path getLockfilePath()

Path being locked, which is usually getPath() with a .lock suffix.

getReadHoldCount

public int getReadHoldCount()

See Also:

• ReentrantReadWriteLock.getReadHoldCount()

getReadLockCount

public int getReadLockCount()

See Also:

• ReentrantReadWriteLock.getReadLockCount()

getWriteHoldCount

public int getWriteHoldCount()

See Also:

• ReentrantReadWriteLock.getWriteHoldCount()

isWriteLocked

public boolean isWriteLocked()

See Also:

• ReentrantReadWriteLock.isWriteLocked()

getChannelHoldCount

public int getChannelHoldCount()

Number of reentrant holds on the FileChannel.

When that number goes down to zero, the channel is closed.

getProcInfo

public List<FileLockInfo> getProcInfo()

Process-level information about the file lock.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object