unpack200 [ options ] input-file JAR-file
Options may be in any order. The last option on the command line supersedes all previously specified options.
- Name of the input file, which can be a pack200 gzip file or a pack200 file. The input could also be JAR file produced by pack200(1) with an effort of 0. In this case the contents of the input file will be copied to the output JAR file with the Pack200 marker.
- Name of the output JAR file.
unpack200is a native implementation that transforms a packed file produced by
pack200(1) into a JAR file. Typical usage:
% unpack200 myarchive.pack.gz myarchive.jar
In this example, the
myarchive.jaris produced from
myarchive.pack.gzusing the default
Sets the deflation to be
keepon all entries within a JAR file. The default mode is
false, overrides the default behavior and sets the deflation mode on all entries within the output JAR file.
Removes the input packed file.
Outputs minimal messages. Multiple specification of this option will output more verbose messages.
Specifies quiet operation with no messages.
Specifies a log file to output messages.
The following exit values are returned:
0if successful completion;
>0if an error occurred.
jar- Java Archive Tool
jarsigner- JAR Signer tool
This command should not be confused with
unpack(1). They are distinctly separate products.
The J2SE API Specification provided with the SDK is the superseding authority, in case of discrepancies.