water.persist

Class PersistNFS

java.lang.Object

water.persist.Persist

water.persist.PersistNFS

public final class PersistNFS
extends Persist

Nested Class Summary

Nested classes/interfaces inherited from class water.persist.Persist

Persist.Schemes

Field Summary

Fields inherited from class water.persist.Persist

I

Constructor Summary

Constructors

Constructor and Description
PersistNFS()

Method Summary

Methods

Modifier and Type	Method and Description
static Key	decodeFile(java.io.File f) Key from file
void	delete(Value v) Reclaim space from a previously stored Value
byte[]	load(Value v) Load a previously stored Value
static java.io.InputStream	openStream(Key k) InputStream from a NFS-based Key
void	store(Value v) Store a Value into persistent storage, consuming some storage space.
Key	uriToKey(java.net.URI uri) Transform given uri into file vector holding file name.

Methods inherited from class water.persist.Persist

anyURIToKey, getIce, getTotalSpace, getUsableSpace

Methods inherited from class java.lang.Object

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

Constructor Detail

PersistNFS

public PersistNFS()

Method Detail

decodeFile

public static Key decodeFile(java.io.File f)

Key from file

openStream

public static java.io.InputStream openStream(Key k)
                                      throws java.io.IOException

InputStream from a NFS-based Key

Throws:

java.io.IOException

load

public byte[] load(Value v)
            throws java.io.IOException

Description copied from class: Persist

Load a previously stored Value

Specified by:

load in class Persist

Throws:

java.io.IOException

store

public void store(Value v)

Description copied from class: Persist

Store a Value into persistent storage, consuming some storage space.

Specified by:

store in class Persist

delete

public void delete(Value v)

Description copied from class: Persist

Reclaim space from a previously stored Value

Specified by:

delete in class Persist

uriToKey

public Key uriToKey(java.net.URI uri)

Description copied from class: Persist

Transform given uri into file vector holding file name.

Specified by:

uriToKey in class Persist