net.ssehub.easy.reasoning.core.reasoner

Class ZipUpgrader

java.lang.Object

net.ssehub.easy.reasoning.core.reasoner.IUpgrader

net.ssehub.easy.reasoning.core.reasoner.FileUpgrader

net.ssehub.easy.reasoning.core.reasoner.ZipUpgrader

public class ZipUpgrader
extends FileUpgrader

An upgrader for zip and file input locations.

Author:

Holger Eichelberger

Constructor Summary

Constructors

Constructor and Description
ZipUpgrader(java.net.URI source, java.lang.String dest, java.util.Map<java.lang.String,java.lang.String> files, java.lang.String marker, net.ssehub.easy.basics.progress.ProgressObserver observer) Creates an upgrader instance.

Method Summary

Modifier and Type	Method and Description
protected boolean	doUpgrade(ReasoningResult result) Performs the upgrade operations.
private void	unpackEntryToInstallPath(java.util.zip.ZipInputStream zis, java.util.zip.ZipEntry entry, java.lang.String targetName) Unpacks a ZIP entry to the bundle installation path.
private void	unpackZip(java.util.zip.ZipInputStream zis) Unpacks a JESS installation zip.

Methods inherited from class net.ssehub.easy.reasoning.core.reasoner.FileUpgrader

getExtension, upgrade

Methods inherited from class net.ssehub.easy.reasoning.core.reasoner.IUpgrader

allFileMappings, bundleLocationToFile, copy, error, getMappedFile, getMarker, getObserver, getSource, obtainTargetFile, toBundleLocation

Methods inherited from class java.lang.Object

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

Constructor Detail

ZipUpgrader

public ZipUpgrader(java.net.URI source,
                   java.lang.String dest,
                   java.util.Map<java.lang.String,java.lang.String> files,
                   java.lang.String marker,
                   net.ssehub.easy.basics.progress.ProgressObserver observer)

Creates an upgrader instance.

Parameters:

source - the source containing the files to upgrade

dest - the destination bundle location

files - the file mapping describing the upgrade

marker - an optional marker file within dest (may be null)

observer - a progress observer, use ProgressObserver.NO_OBSERVER if no observer shall be informed

Method Detail

doUpgrade

protected boolean doUpgrade(ReasoningResult result)

Performs the upgrade operations.

Overrides:

doUpgrade in class FileUpgrader

Parameters:

result - the reasoning result to be modified as a side effect

Returns:

true if performed, false if node

unpackZip

private void unpackZip(java.util.zip.ZipInputStream zis)
                throws java.io.IOException

Unpacks a JESS installation zip.

Parameters:

zis - the ZIP input stream

Throws:

java.io.IOException - any occuring I/O exception

unpackEntryToInstallPath

private void unpackEntryToInstallPath(java.util.zip.ZipInputStream zis,
                                      java.util.zip.ZipEntry entry,
                                      java.lang.String targetName)
                               throws java.io.IOException

Unpacks a ZIP entry to the bundle installation path.

Parameters:

zis - the ZIP input stream

entry - the ZIP entry to unpack

targetName - the relative name of the target file

Throws:

java.io.IOException - any occuring I/O exception