net.sf.basedb.util.zip
Class GzipFilePacker

java.lang.Object
  net.sf.basedb.util.zip.TarFilePacker
      net.sf.basedb.util.zip.GzipFilePacker

All Implemented Interfaces:

FilePacker

public class GzipFilePacker
extends TarFilePacker

This class wraps the TarFilePacker in a GZIP stream, creating a tar.gz file.

Version:

2.4

Author:

martin, Nicklas

Last modified

$Date: 2008-09-11 22:08:14 +0200 (Thu, 11 Sep 2008) $

Field Summary

private GZIPOutputStream

gzip

Constructor Summary

GzipFilePacker()
Create a new packer that compresses files with the gzip format.

Method Summary

void	close() Finish the GZIP stream.
String	getDescription() Get a short description of this file format that is suitable for display in selection list boxes.
String	getFileExtension() Gets the extension that files, packed with this tool, should have, for example, zip or tar.gz Don't include the first dot!
String	getMimeType() Gets the MIME type to give compressed files from this packer
void	setOutputStream(OutputStream out) Wrap the output stream in a GZIPOutputStream.

Methods inherited from class net.sf.basedb.util.zip.TarFilePacker

pack

Methods inherited from class java.lang.Object

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

Field Detail

gzip

private GZIPOutputStream gzip

Constructor Detail

GzipFilePacker

public GzipFilePacker()

Create a new packer that compresses files with the gzip format.

Method Detail

getDescription

public String getDescription()

Description copied from interface: FilePacker

Get a short description of this file format that is suitable for display in selection list boxes.

Specified by:

getDescription in interface FilePacker

Overrides:

getDescription in class TarFilePacker

Returns:

"GZipped TAR-archive (.tar.gz)"

getFileExtension

public String getFileExtension()

Description copied from interface: FilePacker

Gets the extension that files, packed with this tool, should have, for example, zip or tar.gz Don't include the first dot!

Specified by:

getFileExtension in interface FilePacker

Overrides:

getFileExtension in class TarFilePacker

Returns:

"tar.gz"

getMimeType

public String getMimeType()

Description copied from interface: FilePacker

Gets the MIME type to give compressed files from this packer

Specified by:

getMimeType in interface FilePacker

Overrides:

getMimeType in class TarFilePacker

Returns:

"application/x-gzip"

setOutputStream

public void setOutputStream(OutputStream out)
                     throws IOException

Wrap the output stream in a GZIPOutputStream.

Specified by:

setOutputStream in interface FilePacker

Overrides:

setOutputStream in class TarFilePacker

Parameters:

out - The output stream to write to

Throws:

IOException - If there is an error setting the output stream

close

public void close()
           throws IOException

Finish the GZIP stream.

Specified by:

close in interface FilePacker

Overrides:

close in class TarFilePacker

Throws:

IOException - If there are any errors