diff options
| -rwxr-xr-x | projects/gentoolkit-nichoj/trunk/jarparser.rb | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/projects/gentoolkit-nichoj/trunk/jarparser.rb b/projects/gentoolkit-nichoj/trunk/jarparser.rb new file mode 100755 index 0000000..9cb472f --- /dev/null +++ b/projects/gentoolkit-nichoj/trunk/jarparser.rb @@ -0,0 +1,46 @@ +#!/usr/bin/ruby -w +require 'zip/zipfilesystem' +require 'getoptlong' + +opts = GetoptLong.new( + [ "--manifest", "-m", GetoptLong::NO_ARGUMENT ], + [ "--manifestparameter", "-p", GetoptLong::REQUIRED_ARGUMENT ], + [ "--classes", "-c", GetoptLong::NO_ARGUMENT ], + [ "--resources", "-r", GetoptLong::NO_ARGUMENT ] +) + +domanifest = false +manifestparameter = nil +opts.each do |opt, arg| + case opt + when '--manifest' + domanifest = true + when '--manifestparameter' + manifestparameter = arg + end +end + +if ARGV.length != 1 + puts "Expecting one arguement, the location of a jar" + exit 1 +end + +zipfilename=ARGV[0] +Zip::ZipFile.open(zipfilename) do |zipfile| + if domanifest + if manifestparameter.nil? + puts zipfile.file.read("META-INF/MANIFEST.MF") + else + zipfile.file.open("META-INF/MANIFEST.MF") do |io| + while line = io.gets + line =~ /(.*):\s(.*)$/ + parameter = $1 + value = $2 + if parameter == manifestparameter + puts value + end + end + end + end + end +end |