de.griefed.serverpackcreator.utilities

Class SystemUtilities

java.lang.Object

de.griefed.serverpackcreator.utilities.SystemUtilities

@Component
public class SystemUtilities
extends java.lang.Object

Utility-class revolving around the system we are running on.

Constructor Summary

Constructors

Constructor and Description
SystemUtilities()

Method Summary

Modifier and Type	Method and Description
java.lang.String	acquireJavaPathFromSystem() Automatically acquire the path to the systems default Java installation.
boolean	downloadFile(java.lang.String fileDestination, java.net.URL downloadURL) Download the file from the specified URL to the specified destination.
boolean	replaceFile(java.io.File sourceFile, java.io.File destinationFile) Move a file from source to destination, and replace the destination file if it exists.
void	unzipArchive(java.lang.String zipFile, java.lang.String destinationDirectory) Unzips the downloaded modpack ZIP-archive to the specified directory.

Methods inherited from class java.lang.Object

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

Constructor Detail

SystemUtilities

@Autowired
public SystemUtilities()

Method Detail

acquireJavaPathFromSystem

public java.lang.String acquireJavaPathFromSystem()

Automatically acquire the path to the systems default Java installation.

Returns:

String. The path to the systems default Java installation.

downloadFile

public boolean downloadFile(java.lang.String fileDestination,
                            java.net.URL downloadURL)

Download the file from the specified URL to the specified destination. The destination should end in a valid filename. Any directories up to the specified file will be created.

Parameters:

fileDestination - String. The destination where the file should be stored. Must include the filename as well. Examples:
/tmp/some_folder/foo.bar
C:/temp/some_folder/bar.foo

downloadURL - URL. The URL to the file you want to download.

Returns:

Boolean. Returns true if the file could be found on the hosts filesystem.

replaceFile

public boolean replaceFile(java.io.File sourceFile,
                           java.io.File destinationFile)
                    throws java.io.IOException

Move a file from source to destination, and replace the destination file if it exists.

Parameters:

sourceFile - The source file.

destinationFile - The destination file to be replaced by the source file.

Returns:

Boolean. Returns true if the file was sucessfully replaced.

Throws:

java.io.IOException - Thrown if an error occurs when the file is moved.

unzipArchive

public void unzipArchive(java.lang.String zipFile,
                         java.lang.String destinationDirectory)

Unzips the downloaded modpack ZIP-archive to the specified directory.

Parameters:

zipFile - String. The path to the ZIP-archive which we want to unzip.

destinationDirectory - The directory into which the ZIP-archive will be unzipped into.