Package science.aist.jack.persistence.filesystem

Class AbstractFileStorage<K,V>

java.lang.Object

science.aist.jack.persistence.filesystem.AbstractFileStorage<K,V>

Type Parameters:

K - DataType of key which is used to save value

V - DataType of objects which should be stored

All Implemented Interfaces:

Storage<K,V>

Direct Known Subclasses:

GenericFileStorage

public abstract class AbstractFileStorage<K,V>
extends Object
implements Storage<K,V>

Abstract Implementation of Storage Interface for storing objects in the TEMP folder of the file system

Since:

2.0

Author:

Christoph Praschl

Field Summary

Fields

Modifier and Type	Field	Description
protected String	completePath
protected String	fileExtension
protected String	pathToTempFolder

Constructor Summary

Constructors

Constructor	Description
AbstractFileStorage(String pathToSubFolder, String fileExtension)
AbstractFileStorage(String pathToSubFolder, String fileExtension, String subFolder)

Method Summary

Modifier and Type	Method	Description
protected String	buildPath(String filename)	Method for building path with given filename
protected String	buildPath(String filename, String extension)	Method for building path with given filename
protected String	generateStringToken()	Method for generating a random string key
String	getFileExtension()	Method for getting used file extension of storage
String	getPath()	Method for getting the storage path

Methods inherited from class java.lang.Object

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

Methods inherited from interface science.aist.jack.persistence.core.Storage

create, create, delete, deleteAll, read, read, update

Field Detail

pathToTempFolder

protected final String pathToTempFolder

completePath

protected final String completePath

fileExtension

protected final String fileExtension

Constructor Detail

AbstractFileStorage

public AbstractFileStorage(String pathToSubFolder,
                           String fileExtension)

AbstractFileStorage

public AbstractFileStorage(String pathToSubFolder,
                           String fileExtension,
                           String subFolder)

Method Detail

getPath

public String getPath()

Method for getting the storage path

Returns:

Storage path

getFileExtension

public String getFileExtension()

Method for getting used file extension of storage

Returns:

File extension

buildPath

protected String buildPath(String filename,
                           String extension)

Method for building path with given filename

Parameters:

filename - name of file at internal path (without file extension!)

extension - file extension

Returns:

Complete path containing the name of the .txt file

buildPath

protected String buildPath(String filename)

Method for building path with given filename

Parameters:

filename - name of file at internal path (without file extension!)

Returns:

Complete path containing the name of the .txt file

generateStringToken

protected String generateStringToken()

Method for generating a random string key

Returns:

Random string key with 32 letters