Class: JBundler::LockDown

Inherits:
Object
  • Object
show all
Defined in:
lib/jbundler/lock_down.rb

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ LockDown

Returns a new instance of LockDown.



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# File 'lib/jbundler/lock_down.rb', line 12

def initialize( config )
  @config = config
  @configurator = Configurator.new( config )
end

Instance Method Details

#lock_down(needs_vendor = false, debug = false) ⇒ Object 



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# File 'lib/jbundler/lock_down.rb', line 17

def lock_down( needs_vendor = false, debug = false )
  jarfile = Maven::Tools::Jarfile.new( @config.jarfile )
  vendor = JBundler::Vendor.new( @config.vendor_dir )
  classpath_file = JBundler::ClasspathFile.new( @config.classpath_file )
  gemfile_lock = JBundler::GemfileLock.new( jarfile, 
                                            @config.gemfile_lock )

  needs_update = classpath_file.needs_update?( jarfile, gemfile_lock )
  if( ( ! needs_update ||
        vendor.vendored? ) && ! vendor )

    puts 'up to date'

  else

    puts '...'

    exec_maven( debug )

    deps_file = File.join( File.expand_path( @config.work_dir ), 
                           'dependencies.txt' )
    deps = StringIO.new
    jars = {}
    vendor_map = {}
    File.read( deps_file ).each_line do |line| 
      if line.match /:jar:/
        jar = line.sub( /.+:/, '' ).sub( /\s$/, '' )
        unless line.match /:provided/
          vendor_map[ line.sub( /:[^:]+:[^:]+$/, '' )
                        .sub( /^\s+/, '' ) ] = jar
        end
        case line
        when /:provided:/
          ( jars[ :jruby ] ||= [] ) << jar
        when /:test:/
          ( jars[ :test ] ||= [] ) << jar
        else
          ( jars[ :runtime ] ||= [] ) << jar
        end
      end
      # TODO make lock depend on jruby version as well on
      # include test as well, i.e. keep the scope in place
      if( line.match( /:compile:|:runtime:/ ) &&
          ! line.match( /^ruby.bundler:/ ) )
        deps.puts line.sub( /:[^:]+:[^:]+$/, '' ).sub( /^\s+/, '' )
      end
    end
    if needs_update
      if deps.string.empty?
        FileUtils.rm_f @config.jarfile_lock
      else
        File.open( @config.jarfile_lock, 'w' ) do |f|
          f.print deps.string
        end
      end
      classpath_file.generate( jars[ :runtime ],
                               jars[ :test ],
                               jars[ :jruby ] )
    end
    if needs_vendor
      puts "vendor directory: #{@config.vendor_dir}"
      vendor_map.each do |key, file|
        vendor.copy_jar( key, file )
      end
      puts
    end
    if @config.verbose
      Show.new( @config ).show_classpath
      puts
    end
    puts 'jbundle complete'
  end
end