XarArchive

Inheritance: java.lang.Object, com.aspose.zip.ILicenseStateProvider

All Implemented Interfaces: com.aspose.zip.IArchive, java.lang.AutoCloseable

public class XarArchive extends ILicenseStateProvider implements IArchive, AutoCloseable

This class represents xar archive file.

Constructors

Constructor	Description
XarArchive()	Initializes a new instance of the XarArchive class.
XarArchive(XarCompressionSettings defaultCompressionSettings)	Initializes a new instance of the XarArchive class.
XarArchive(InputStream sourceStream)	Initializes a new instance of the XarArchive class and composes entries list can be extracted from the archive.
XarArchive(String path)	Initializes a new instance of the XarArchive class and composes entries list can be extracted from the archive.

Methods

Method	Description
close()	{@inheritDoc}
createEntries(File directory)	Adds to the archive all the files and directories recursively in the directory given.
createEntries(File directory, boolean includeRootDirectory)	Adds to the archive all the files and directories recursively in the directory given.
createEntries(File directory, boolean includeRootDirectory, XarCompressionSettings compressionSettings)	Adds to the archive all the files and directories recursively in the directory given.
createEntries(String sourceDirectory)	Adds to the archive all the files and directories recursively in the directory given.
createEntries(String sourceDirectory, boolean includeRootDirectory)	Adds to the archive all the files and directories recursively in the directory given.
createEntries(String sourceDirectory, boolean includeRootDirectory, XarCompressionSettings compressionSettings)	Adds to the archive all the files and directories recursively in the directory given.
createEntry(String name, File file)	Create single entry within the archive.
createEntry(String name, File file, boolean openImmediately)	Create single entry within the archive.
createEntry(String name, File file, boolean openImmediately, XarCompressionSettings compressionSettings)	Create single entry within the archive.
createEntry(String name, InputStream source)	Create single entry within the archive.
createEntry(String name, InputStream source, XarCompressionSettings compressionSettings)	Create single entry within the archive.
createEntry(String name, String sourcePath)	Create single entry within the archive.
createEntry(String name, String sourcePath, boolean openImmediately)	Create single entry within the archive.
createEntry(String name, String sourcePath, boolean openImmediately, XarCompressionSettings compressionSettings)	Create single entry within the archive.
deleteEntry(XarEntry entry)	Removes the first occurrence of a specific entry from the entries list.
dispose()	Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
extractToDirectory(String destinationDirectory)	Extracts all the files in the archive to the directory provided.
getEntries()	Gets entries of XarEntry type constituting the archive.
getFileEntries()	Gets entries of IArchiveFileEntry type constituting the xar archive.
save(OutputStream output)	Saves archive to the stream provided.
save(String destinationFileName)	Saves archive to destination file provided.

XarArchive()

public XarArchive()

Initializes a new instance of the XarArchive class.

The following example shows how to compress a file.


     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("first.bin", "data.bin");
         archive.save("archive.xar");
     }

XarArchive(XarCompressionSettings defaultCompressionSettings)

public XarArchive(XarCompressionSettings defaultCompressionSettings)

Initializes a new instance of the XarArchive class.

The following example shows how to compress a file.


     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("first.bin", "data.bin");
         archive.save("archive.xar");
     }

Parameters:

Parameter	Type	Description
defaultCompressionSettings	XarCompressionSettings	the default compression settings, applyed to all entries of the archive

XarArchive(InputStream sourceStream)

public XarArchive(InputStream sourceStream)

Initializes a new instance of the XarArchive class and composes entries list can be extracted from the archive.

The following example shows how to extract all of the entries to a directory.


     try (XarArchive archive = new XarArchive(new FileInputStream("archive.xar"))) {
         archive.extractToDirectory("C:\\extracted");
     } catch (IOException ex) {
     }

This constructor does not unpack any entry. See XarFileEntry.open() method for unpacking.

Parameters:

Parameter	Type	Description
sourceStream	java.io.InputStream	the source of the archive

XarArchive(String path)

public XarArchive(String path)

Initializes a new instance of the XarArchive class and composes entries list can be extracted from the archive.

The following example shows how to extract all of the entries to a directory.


     try (XarArchive archive = new XarArchive("archive.xar")) {
         archive.extractToDirectory("C:\\extracted");
     }

This constructor does not unpack any entry. See XarFileEntry.open() method for unpacking.

Parameters:

Parameter	Type	Description
path	java.lang.String	the path to the archive file

close()

public void close()

createEntries(File directory)

public final XarArchive createEntries(File directory)

Adds to the archive all the files and directories recursively in the directory given.


     try (FileOutputStream xarFile = new FileOutputStream("archive.xar")) {
         try (XarArchive archive = new XarArchive()) {
             archive.createEntries(new java.io.File("C:\\folder"), false);
             archive.save(xarFile);
         }
     } catch (IOException ex) {
     }

Parameters:

Parameter	Type	Description
directory	java.io.File	directory to compress

Returns: XarArchive - Xar entry instance

createEntries(File directory, boolean includeRootDirectory)

public final XarArchive createEntries(File directory, boolean includeRootDirectory)

Adds to the archive all the files and directories recursively in the directory given.


     try (FileOutputStream xarFile = new FileOutputStream("archive.xar")) {
         try (XarArchive archive = new XarArchive()) {
             archive.createEntries(new java.io.File("C:\\folder"), false);
             archive.save(xarFile);
         }
     } catch (IOException ex) {
     }

Parameters:

Parameter	Type	Description
directory	java.io.File	directory to compress
includeRootDirectory	boolean	indicates whether to include the root directory itself or not

Returns: XarArchive - Xar entry instance

createEntries(File directory, boolean includeRootDirectory, XarCompressionSettings compressionSettings)

public final XarArchive createEntries(File directory, boolean includeRootDirectory, XarCompressionSettings compressionSettings)

Adds to the archive all the files and directories recursively in the directory given.


     try (FileOutputStream xarFile = new FileOutputStream("archive.xar")) {
         try (XarArchive archive = new XarArchive()) {
             archive.createEntries(new java.io.File("C:\\folder"), false);
             archive.save(xarFile);
         }
     } catch (IOException ex) {
     }

Parameters:

Parameter	Type	Description
directory	java.io.File	directory to compress
includeRootDirectory	boolean	indicates whether to include the root directory itself or not
compressionSettings	XarCompressionSettings	the compression settings used for added XarEntry items

Returns: XarArchive - Xar entry instance

createEntries(String sourceDirectory)

public final XarArchive createEntries(String sourceDirectory)

Adds to the archive all the files and directories recursively in the directory given.


     try (FileOutputStream xarFile = new FileOutputStream("archive.xar")) {
         try (XarArchive archive = new XarArchive()) {
             archive.createEntries("C:\\folder", false);
             archive.save(xarFile);
         }
     } catch (IOException ex) {
     }

Parameters:

Parameter	Type	Description
sourceDirectory	java.lang.String	directory to compress

Returns: XarArchive - Xar entry instance

createEntries(String sourceDirectory, boolean includeRootDirectory)

public final XarArchive createEntries(String sourceDirectory, boolean includeRootDirectory)

Adds to the archive all the files and directories recursively in the directory given.


     try (FileOutputStream xarFile = new FileOutputStream("archive.xar")) {
         try (XarArchive archive = new XarArchive()) {
             archive.createEntries("C:\\folder", false);
             archive.save(xarFile);
         }
     } catch (IOException ex) {
     }

Parameters:

Parameter	Type	Description
sourceDirectory	java.lang.String	directory to compress
includeRootDirectory	boolean	indicates whether to include the root directory itself or not

Returns: XarArchive - Xar entry instance

createEntries(String sourceDirectory, boolean includeRootDirectory, XarCompressionSettings compressionSettings)

public final XarArchive createEntries(String sourceDirectory, boolean includeRootDirectory, XarCompressionSettings compressionSettings)

Adds to the archive all the files and directories recursively in the directory given.


     try (FileOutputStream xarFile = new FileOutputStream("archive.xar")) {
         try (XarArchive archive = new XarArchive()) {
             archive.createEntries("C:\\folder", false);
             archive.save(xarFile);
         }
     } catch (IOException ex) {
     }

Parameters:

Parameter	Type	Description
sourceDirectory	java.lang.String	directory to compress
includeRootDirectory	boolean	indicates whether to include the root directory itself or not
compressionSettings	XarCompressionSettings	the compression settings used for added XarEntry items

Returns: XarArchive - Xar entry instance

createEntry(String name, File file)

public final XarEntry createEntry(String name, File file)

Create single entry within the archive.


     java.io.File file = new java.io.File("data.bin");
     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("test.bin", file);
         archive.save("archive.xar");
     }

Parameters:

Parameter	Type	Description
name	java.lang.String	the name of the entry
file	java.io.File	the metadata of file or folder to be compressed

Returns: XarEntry - Xar entry instance

createEntry(String name, File file, boolean openImmediately)

public final XarEntry createEntry(String name, File file, boolean openImmediately)

Create single entry within the archive.


     java.io.File file = new java.io.File("data.bin");
     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("test.bin", file);
         archive.save("archive.xar");
     }

If the file is opened immediately with openImmediately parameter it becomes blocked until archive is disposed

Parameters:

Parameter	Type	Description
name	java.lang.String	the name of the entry
file	java.io.File	the metadata of file or folder to be compressed
openImmediately	boolean	true if open the file immediately, otherwise open the file on archive saving.

Returns: XarEntry - Xar entry instance

createEntry(String name, File file, boolean openImmediately, XarCompressionSettings compressionSettings)

public final XarEntry createEntry(String name, File file, boolean openImmediately, XarCompressionSettings compressionSettings)

Create single entry within the archive.


     java.io.File file = new java.io.File("data.bin");
     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("test.bin", file);
         archive.save("archive.xar");
     }

If the file is opened immediately with openImmediately parameter it becomes blocked until archive is disposed

Parameters:

Parameter	Type	Description
name	java.lang.String	the name of the entry
file	java.io.File	the metadata of file or folder to be compressed
openImmediately	boolean	true if open the file immediately, otherwise open the file on archive saving.
compressionSettings	XarCompressionSettings	the compression settings used for added XarEntry item

Returns: XarEntry - Xar entry instance

createEntry(String name, InputStream source)

public final XarEntry createEntry(String name, InputStream source)

Create single entry within the archive.


     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("data.bin", new FileInputStream("data.bin"));
         archive.save("archive.xar");
     } catch (IOException ex) {
     }

Parameters:

Parameter	Type	Description
name	java.lang.String	the name of the entry
source	java.io.InputStream	the input stream for the entry

Returns: XarEntry - Xar entry instance

createEntry(String name, InputStream source, XarCompressionSettings compressionSettings)

public final XarEntry createEntry(String name, InputStream source, XarCompressionSettings compressionSettings)

Create single entry within the archive.


     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("data.bin", new FileInputStream("data.bin"));
         archive.save("archive.xar");
     } catch (IOException ex) {
     }

Parameters:

Parameter	Type	Description
name	java.lang.String	the name of the entry
source	java.io.InputStream	the input stream for the entry
compressionSettings	XarCompressionSettings	the compression settings used for added XarEntry item

Returns: XarEntry - Xar entry instance

createEntry(String name, String sourcePath)

public final XarEntry createEntry(String name, String sourcePath)

Create single entry within the archive.


     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("first.bin", "data.bin");
         archive.save("archive.xar");
     }

The entry name is solely set within name parameter. The file name provided in sourcePath parameter does not affect the entry name.

Parameters:

Parameter	Type	Description
name	java.lang.String	the name of the entry
sourcePath	java.lang.String	the path to the file to be compressed

Returns: XarEntry - Xar entry instance

createEntry(String name, String sourcePath, boolean openImmediately)

public final XarEntry createEntry(String name, String sourcePath, boolean openImmediately)

Create single entry within the archive.


     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("first.bin", "data.bin");
         archive.save("archive.xar");
     }

The entry name is solely set within name parameter. The file name provided in sourcePath parameter does not affect the entry name.

If the file is opened immediately with openImmediately parameter it becomes blocked until archive is disposed.

Parameters:

Parameter	Type	Description
name	java.lang.String	the name of the entry
sourcePath	java.lang.String	the path to the file to be compressed
openImmediately	boolean	true if open the file immediately, otherwise open the file on archive saving

Returns: XarEntry - Xar entry instance

createEntry(String name, String sourcePath, boolean openImmediately, XarCompressionSettings compressionSettings)

public final XarEntry createEntry(String name, String sourcePath, boolean openImmediately, XarCompressionSettings compressionSettings)

Create single entry within the archive.


     try (XarArchive archive = new XarArchive()) {
         archive.createEntry("first.bin", "data.bin");
         archive.save("archive.xar");
     }

The entry name is solely set within name parameter. The file name provided in sourcePath parameter does not affect the entry name.

If the file is opened immediately with openImmediately parameter it becomes blocked until archive is disposed.

Parameters:

Parameter	Type	Description
name	java.lang.String	the name of the entry
sourcePath	java.lang.String	the path to the file to be compressed
openImmediately	boolean	true if open the file immediately, otherwise open the file on archive saving
compressionSettings	XarCompressionSettings	the compression settings used for added XarEntry item

Returns: XarEntry - Xar entry instance

deleteEntry(XarEntry entry)

public final XarArchive deleteEntry(XarEntry entry)

Removes the first occurrence of a specific entry from the entries list.

Here is how you can remove all entries except the last one:


     try (XarArchive archive = new XarArchive("archive.xar")) {
         while (archive.getEntries().size() > 1)
             archive.deleteEntry(archive.getEntries().get(0));
         archive.save("outputXarFile.xar");
     }

Parameters:

Parameter	Type	Description
entry	XarEntry	the entry to remove from the entries list

Returns: XarArchive - Xar entry instance

dispose()

public final void dispose()

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.

extractToDirectory(String destinationDirectory)

public final void extractToDirectory(String destinationDirectory)

Extracts all the files in the archive to the directory provided.


     try (XarArchive archive = new XarArchive("archive.xar")) {
         archive.extractToDirectory("C:\\extracted");
     }

Parameters:

Parameter	Type	Description
destinationDirectory	java.lang.String	the path to the directory to place the extracted files in.

If the directory does not exist, it will be created |

getEntries()

public final List<XarEntry> getEntries()

Gets entries of XarEntry type constituting the archive.

Returns: java.util.List<com.aspose.zip.XarEntry> - entries of XarEntry type constituting the archive

getFileEntries()

public final Iterable<IArchiveFileEntry> getFileEntries()

Gets entries of IArchiveFileEntry type constituting the xar archive.

Returns: java.lang.Iterable<com.aspose.zip.IArchiveFileEntry> - entries of IArchiveFileEntry type constituting the xar archive

save(OutputStream output)

public final void save(OutputStream output)

Saves archive to the stream provided.

For large archives use save(String) instead of saving to java.io.FileOutputStream.

Parameters:

Parameter	Type	Description
output	java.io.OutputStream	destination stream

save(String destinationFileName)

public final void save(String destinationFileName)

Saves archive to destination file provided.

Parameters:

Parameter	Type	Description
destinationFileName	java.lang.String	the path of the archive to be created. If the specified file name points to an existing file, it will be overwritten

WimImage XarBzip2CompressionSettings