mirror of
https://github.com/zhigang1992/RubyMotion.git
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81 lines
2.3 KiB
Ruby
Executable File
81 lines
2.3 KiB
Ruby
Executable File
#!/usr/bin/ruby
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# encoding: utf-8
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require 'fileutils'
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if ARGV.size != 2
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$stderr.puts "Usage: #{__FILE__} <jar-file> <output-file>"
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exit 1
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end
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jar_path = File.expand_path(ARGV[0])
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bs_path = File.expand_path(ARGV[1])
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tmp_path = File.join(ENV['TMPDIR'], '__android_bridgesupport__', File.basename(jar_path))
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FileUtils.rm_rf tmp_path
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FileUtils.mkdir_p tmp_path
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Dir.chdir(tmp_path) do
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# Unzip the .jar archive.
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exit 1 unless system "/usr/bin/unzip -q \"#{jar_path}\""
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# Decompile classes.
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classes = Dir.glob("**/*.class").map { |x| x.gsub('/', '.').gsub('$', '.').sub(/\.class$/, '') }
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javap_tmp_path = File.join(File.dirname(tmp_path), 'classes.txt')
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system "/usr/bin/javap -s #{classes.join(' ')} > \"#{javap_tmp_path}\""
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# Create the BridgeSupport text.
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bs_data = ''
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bs_data << <<EOS
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<?xml version='1.0'?>
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<signatures version='1.0'>
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EOS
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txt = File.read(javap_tmp_path)
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res = txt.scan(/(class)\s+([^\s]+)\s+extends\s+[^{]+\s*\{([^}]+)\}/)
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res += txt.scan(/(class)\s([^\s{]+)\s*\{([^}]+)\}/) # Also grab classes without superclasses (ex. java.lang.Object)
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res += txt.scan(/(interface)\s([^\s{]+)\s*\{([^}]+)\}/) # Also grab interfaces
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res.each do |type, elem, body_txt|
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elem_path = elem.gsub(/\./, '/')
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bs_data << <<EOS
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<#{type} name=\"#{elem_path}\">
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EOS
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body_txt.strip.split(/\n/).each_cons(2) do |elem_line, signature_line|
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signature_line = signature_line.strip
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md = signature_line.match(/^Signature:\s+(.+)$/)
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next unless md
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signature = md[1]
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elem_line = elem_line.strip
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if md = elem_line.match(/\s([^(\s]+)\(/)
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# A method.
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method = md[1]
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if method == elem
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# An initializer.
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method = '<init>'
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end
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class_method = elem_line.include?('static')
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bs_data << <<EOS
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<method name=\"#{method}\" type=\"#{signature}\"#{class_method ? ' class_method="true"' : ''}/>
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EOS
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elsif md = elem_line.match(/\s([^;\s]+);$/)
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=begin
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# A constant.
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constant = md[1]
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bs_data << <<EOS
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<const name=\"#{constant}\" type=\"#{signature}\"/>
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EOS
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=end
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end
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end
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bs_data << <<EOS
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</#{type}>
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EOS
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end
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bs_data << <<EOS
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</signatures>
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EOS
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# Write the BridgeSupport data down.
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File.open(bs_path, 'w') { |io| io.write(bs_data) }
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end
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