icy.update

Class Updater

java.lang.Object

icy.update.Updater

public class Updater
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	ARG_NOSTART
static java.lang.String	ARG_UPDATE
static java.lang.String	BACKUP_DIRECTORY
static java.lang.String	ICYKERNEL_NAME
static java.lang.String	ICYUPDATER_NAME
static java.lang.String	UPDATE_BASE_NAME
static java.lang.String	UPDATE_DIRECTORY
static java.lang.String	UPDATE_EXT_NAME
static java.lang.String	UPDATE_NAME
static java.lang.String	UPDATER_NAME
static java.lang.String	VERSION_NAME

Constructor Summary

Constructors

Constructor and Description
Updater()

Method Summary

Methods

Modifier and Type	Method and Description
static boolean	backup(java.lang.String localPath) Backup the specified local file
static void	clearElementInfos(ElementDescriptor updateElement, java.util.ArrayList<ElementDescriptor> localElements) Update local elements according to changes presents in updateElement
static void	deleteObsoletes() Delete obsoletes files
static ElementDescriptor	findElement(java.lang.String name, java.util.ArrayList<ElementDescriptor> list) Find an element in the specified list
static java.util.ArrayList<ElementDescriptor>	getLocalElements() Get the list of local elements.
static java.util.ArrayList<java.lang.String>	getObsoletes() Get the list of obsoletes files
static java.util.ArrayList<ElementDescriptor>	getOnlineElements() Get the list of online elements (online update.xml file)
static java.util.ArrayList<ElementDescriptor>	getUpdateElements(java.util.ArrayList<ElementDescriptor> localElements) Get update elements.
static boolean	hasUpdateFiles() Return true if some update files are present in the update directory
static java.util.ArrayList<ElementDescriptor>	loadElementsFromXML(java.lang.String path)
static boolean	needUpdate(java.lang.String localPath, long dateModif) Return true if specified file is different from the update file (in Update directory)
static boolean	restore() Process to restoration (in case the update failed)
static boolean	saveElementsToXML(java.util.ArrayList<ElementDescriptor> elements, java.lang.String path, boolean onlineSave) Save the specified elements to the specified filename
static boolean	udpateElement(ElementDescriptor updateElement, java.util.ArrayList<ElementDescriptor> localElements) Update the specified "update" element (move files from update to application directory) then modify local elements list according to changes made.
static void	updateElementInfos(ElementDescriptor updateElement, java.util.ArrayList<ElementDescriptor> localElements) Update local elements according to changes presents in updateElement
static boolean	updateFile(ElementDescriptor.ElementFile file) Update the specified local file
static boolean	updateFile(java.lang.String localPath, long dateModif) Update the specified local file
static boolean	updateFiles(java.util.ArrayList<ElementDescriptor.ElementFile> files) Update the specified files
static void	validateElements(java.util.ArrayList<ElementDescriptor> elements) Validate the specified list of elements against local files.

Methods inherited from class java.lang.Object

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

Field Detail

ICYKERNEL_NAME

public static final java.lang.String ICYKERNEL_NAME

See Also:

Constant Field Values

ICYUPDATER_NAME

public static final java.lang.String ICYUPDATER_NAME

See Also:

Constant Field Values

UPDATE_DIRECTORY

public static final java.lang.String UPDATE_DIRECTORY

BACKUP_DIRECTORY

public static final java.lang.String BACKUP_DIRECTORY

UPDATE_BASE_NAME

public static final java.lang.String UPDATE_BASE_NAME

See Also:

Constant Field Values

UPDATE_EXT_NAME

public static final java.lang.String UPDATE_EXT_NAME

See Also:

Constant Field Values

UPDATE_NAME

public static final java.lang.String UPDATE_NAME

See Also:

Constant Field Values

VERSION_NAME

public static final java.lang.String VERSION_NAME

See Also:

Constant Field Values

UPDATER_NAME

public static final java.lang.String UPDATER_NAME

See Also:

Constant Field Values

ARG_NOSTART

public static final java.lang.String ARG_NOSTART

See Also:

Constant Field Values

ARG_UPDATE

public static final java.lang.String ARG_UPDATE

See Also:

Constant Field Values

Constructor Detail

Updater

public Updater()

Method Detail

validateElements

public static void validateElements(java.util.ArrayList<ElementDescriptor> elements)

Validate the specified list of elements against local files.
This actually remove missing files and update the file modification date.

getLocalElements

public static java.util.ArrayList<ElementDescriptor> getLocalElements()

Get the list of local elements.
Elements are fetched from local version.xml file then validated with local files.

getOnlineElements

public static java.util.ArrayList<ElementDescriptor> getOnlineElements()

Get the list of online elements (online update.xml file)

getUpdateElements

public static java.util.ArrayList<ElementDescriptor> getUpdateElements(java.util.ArrayList<ElementDescriptor> localElements)

Get update elements.
Compare specified local elements with online element and return a list of element
which need to be updated.

getObsoletes

public static java.util.ArrayList<java.lang.String> getObsoletes()

Get the list of obsoletes files

loadElementsFromXML

public static java.util.ArrayList<ElementDescriptor> loadElementsFromXML(java.lang.String path)

saveElementsToXML

public static boolean saveElementsToXML(java.util.ArrayList<ElementDescriptor> elements,
                        java.lang.String path,
                        boolean onlineSave)

Save the specified elements to the specified filename

findElement

public static ElementDescriptor findElement(java.lang.String name,
                            java.util.ArrayList<ElementDescriptor> list)

Find an element in the specified list

hasUpdateFiles

public static boolean hasUpdateFiles()

Return true if some update files are present in the update directory

udpateElement

public static boolean udpateElement(ElementDescriptor updateElement,
                    java.util.ArrayList<ElementDescriptor> localElements)

Update the specified "update" element (move files from update to application directory)
then modify local elements list according to changes made.

Returns:

true if update succeed, false otherwise

clearElementInfos

public static void clearElementInfos(ElementDescriptor updateElement,
                     java.util.ArrayList<ElementDescriptor> localElements)

Update local elements according to changes presents in updateElement

updateElementInfos

public static void updateElementInfos(ElementDescriptor updateElement,
                      java.util.ArrayList<ElementDescriptor> localElements)

Update local elements according to changes presents in updateElement

updateFiles

public static boolean updateFiles(java.util.ArrayList<ElementDescriptor.ElementFile> files)

Update the specified files

updateFile

public static boolean updateFile(ElementDescriptor.ElementFile file)

Update the specified local file

backup

public static boolean backup(java.lang.String localPath)

Backup the specified local file

updateFile

public static boolean updateFile(java.lang.String localPath,
                 long dateModif)

Update the specified local file

needUpdate

public static boolean needUpdate(java.lang.String localPath,
                 long dateModif)

Return true if specified file is different from the update file (in Update directory)

restore

public static boolean restore()

Process to restoration (in case the update failed)

deleteObsoletes

public static void deleteObsoletes()

Delete obsoletes files