ucar.nc2.util.cache

Class FileCacheGuava

java.lang.Object

ucar.nc2.util.cache.FileCacheGuava

All Implemented Interfaces:

FileCacheIF

public class FileCacheGuava
extends Object
implements FileCacheIF

Memory cache using guava cache

Since:

11/12/2014

Constructor Summary

Constructors

Constructor and Description
FileCacheGuava(String name, int maxSize)

Method Summary

Modifier and Type	Method and Description
FileCacheable	acquire(FileFactory factory, DatasetUrl durl)
FileCacheable	acquire(FileFactory factory, Object hashKey, DatasetUrl durl, int buffer_size, CancelTask cancelTask, Object spiObject)
void	clearCache(boolean force)
void	disable()
void	eject(Object hashKey)
void	enable()
boolean	release(FileCacheable ncfile)
void	resetTracking()
List<String>	showCache()
void	showCache(Formatter f)
void	showStats(Formatter f)
void	showTracking(Formatter format)

Methods inherited from class java.lang.Object

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

Constructor Detail

FileCacheGuava

public FileCacheGuava(String name,
                      int maxSize)

Method Detail

enable

public void enable()

Specified by:

enable in interface FileCacheIF

disable

public void disable()

Specified by:

disable in interface FileCacheIF

acquire

public FileCacheable acquire(FileFactory factory,
                             DatasetUrl durl)
                      throws IOException

Specified by:

acquire in interface FileCacheIF

Throws:

IOException

acquire

public FileCacheable acquire(FileFactory factory,
                             Object hashKey,
                             DatasetUrl durl,
                             int buffer_size,
                             CancelTask cancelTask,
                             Object spiObject)
                      throws IOException

Specified by:

acquire in interface FileCacheIF

Throws:

IOException

release

public boolean release(FileCacheable ncfile)
                throws IOException

Specified by:

release in interface FileCacheIF

Throws:

IOException

eject

public void eject(Object hashKey)

Specified by:

eject in interface FileCacheIF

clearCache

public void clearCache(boolean force)

Specified by:

clearCache in interface FileCacheIF

resetTracking

public void resetTracking()

Specified by:

resetTracking in interface FileCacheIF

showTracking

public void showTracking(Formatter format)

Specified by:

showTracking in interface FileCacheIF

showCache

public void showCache(Formatter f)

Specified by:

showCache in interface FileCacheIF

showStats

public void showStats(Formatter f)

Specified by:

showStats in interface FileCacheIF

showCache

public List<String> showCache()

Specified by:

showCache in interface FileCacheIF