in.srain.cube.diskcache

Class CacheEntry

java.lang.Object

in.srain.cube.diskcache.CacheEntry

public class CacheEntry
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
CacheEntry(DiskCache diskCache, java.lang.String key)

Method Summary

Methods

Modifier and Type	Method and Description
void	abortEdit()
void	commit() Commits this edit so it is visible to readers.
boolean	delete() delete all content
java.io.File	getCacheFile()
java.io.InputStream	getInputStream() Returns an unbuffered input stream to read the last committed value, or null if no value has been committed.
java.lang.String	getKey()
long	getLastSize()
long	getSize()
java.lang.String	getString() Returns the last committed value as a string, or null if no value has been committed.
java.io.File	getTempFile()
boolean	isReadable()
boolean	isUnderEdit()
java.io.OutputStream	newOutputStream() Returns a new unbuffered output stream to write the value If the underlying output stream encounters errors when writing to the filesystem, this edit will be aborted when commit() is called.
void	setSize(long size)
CacheEntry	setString(java.lang.String value) Sets the value

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheEntry

public CacheEntry(DiskCache diskCache,
          java.lang.String key)

Method Detail

isUnderEdit

public boolean isUnderEdit()

getKey

public java.lang.String getKey()

getCacheFile

public java.io.File getCacheFile()

getSize

public long getSize()

setSize

public void setSize(long size)

getLastSize

public long getLastSize()

getTempFile

public java.io.File getTempFile()

isReadable

public boolean isReadable()

getInputStream

public java.io.InputStream getInputStream()
                                   throws java.io.IOException

Returns an unbuffered input stream to read the last committed value, or null if no value has been committed.

Throws:

java.io.IOException

getString

public java.lang.String getString()
                           throws java.io.IOException

Returns the last committed value as a string, or null if no value has been committed.

Throws:

java.io.IOException

setString

public CacheEntry setString(java.lang.String value)
                     throws java.io.IOException

Sets the value

Throws:

java.io.IOException

newOutputStream

public java.io.OutputStream newOutputStream()
                                     throws java.io.IOException

Returns a new unbuffered output stream to write the value If the underlying output stream encounters errors when writing to the filesystem, this edit will be aborted when commit() is called. The returned output stream does not throw IOExceptions.

Throws:

java.io.IOException

delete

public boolean delete()
               throws java.io.IOException

delete all content

Returns:

Throws:

java.io.IOException

commit

public void commit()
            throws java.io.IOException

Commits this edit so it is visible to readers. This releases the edit lock so another edit may be started on the same key.

Throws:

java.io.IOException

abortEdit

public void abortEdit()
               throws java.io.IOException

Throws:

java.io.IOException