in.srain.cube.diskcache.lru

Class LruActionTracer

java.lang.Object

in.srain.cube.diskcache.lru.LruActionTracer

All Implemented Interfaces:

java.lang.Runnable

public final class LruActionTracer
extends java.lang.Object
implements java.lang.Runnable

Constructor Summary

Constructors

Constructor and Description
LruActionTracer(DiskCache diskCache, java.io.File directory, int appVersion, long capacity)

Method Summary

Methods

Modifier and Type	Method and Description
void	abortEdit(CacheEntry cacheEntry)
void	abortEdit(java.lang.String key)
CacheEntry	beginEdit(java.lang.String key)
void	clear()
void	close()
void	commitEdit(CacheEntry cacheEntry)
boolean	delete(java.lang.String key)
void	flush() Force buffered operations to the filesystem.
long	getCapacity()
java.io.File	getDirectory()
CacheEntry	getEntry(java.lang.String key) Returns a CacheEntry named key, or null if it doesn't exist is not currently readable.
long	getSize()
boolean	has(java.lang.String key)
void	run()
void	tryToResume() try to resume last status when we got off

Methods inherited from class java.lang.Object

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

Constructor Detail

LruActionTracer

public LruActionTracer(DiskCache diskCache,
               java.io.File directory,
               int appVersion,
               long capacity)

Method Detail

tryToResume

public void tryToResume()
                 throws java.io.IOException

try to resume last status when we got off

Throws:

java.io.IOException

clear

public void clear()
           throws java.io.IOException

Throws:

java.io.IOException

getEntry

public CacheEntry getEntry(java.lang.String key)
                    throws java.io.IOException

Returns a CacheEntry named key, or null if it doesn't exist is not currently readable. If a value is returned, it is moved to the head of the LRU queue.

Throws:

java.io.IOException

beginEdit

public CacheEntry beginEdit(java.lang.String key)
                     throws java.io.IOException

Throws:

java.io.IOException

abortEdit

public void abortEdit(java.lang.String key)

abortEdit

public void abortEdit(CacheEntry cacheEntry)

commitEdit

public void commitEdit(CacheEntry cacheEntry)
                throws java.io.IOException

Throws:

java.io.IOException

flush

public void flush()
           throws java.io.IOException

Force buffered operations to the filesystem.

Throws:

java.io.IOException

close

public void close()
           throws java.io.IOException

Throws:

java.io.IOException

run

public void run()

Specified by:

run in interface java.lang.Runnable

delete

public boolean delete(java.lang.String key)
               throws java.io.IOException

Throws:

java.io.IOException

getSize

public long getSize()

getCapacity

public long getCapacity()

getDirectory

public java.io.File getDirectory()

has

public boolean has(java.lang.String key)