corpus.fileIO
Class ZipInfo

java.lang.Object
  |
  +--corpus.fileIO.ZipInfo

public class ZipInfo

extends java.lang.Object

Dumps info about a zip file.

See Also:

Zip, Unzip, Unzip.showEntries(ZipFile)

Constructor Summary

ZipInfo(java.lang.String path)

ZipInfo(java.util.zip.ZipFile zipfile)

Method Summary

void	close()
static double	compressionLevel(byte[] data) Calculates the packed and unpacked size of the zip file and returns the compression ratio as a percentage (2 d.p.)
static double	compressionLevel(java.lang.String path) Calculates the packed and unpacked size of the zip file and returns the compression ratio as a percentage (2 d.p.)
static void	main(java.lang.String[] args)
void	print()

Methods inherited from class java.lang.Object

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

Constructor Detail

ZipInfo

public ZipInfo(java.util.zip.ZipFile zipfile)

ZipInfo

public ZipInfo(java.lang.String path)
        throws java.io.IOException

Method Detail

print

public void print()

close

public void close()
           throws java.io.IOException

java.io.IOException

compressionLevel

public static double compressionLevel(java.lang.String path)
                               throws java.io.IOException

Calculates the packed and unpacked size of the zip file and returns the compression ratio as a percentage (2 d.p.)

Parameters:

path - The file system path to a zip file.

Returns:

The compression level as a percentage rounded to 2 d.p.

java.io.IOException

compressionLevel

public static double compressionLevel(byte[] data)
                               throws java.io.IOException

Calculates the packed and unpacked size of the zip file and returns the compression ratio as a percentage (2 d.p.)

Returns:

The compression level as a percentage rounded to 2 d.p.

java.io.IOException

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

java.lang.Exception