Class: JBundler::Executable

Inherits:
Object
  • Object
show all
Includes:
Maven::Tools::DSL
Defined in:
lib/jbundler/executable.rb

Constant Summary collapse

BOOTSTRAP = 
'jar-bootstrap.rb'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(bootstrap, config) ⇒ Executable

Returns a new instance of Executable.



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

def initialize( bootstrap, config )
  raise "file not found: #{bootstrap}" unless File.exists?( bootstrap )
  @bootstrap = bootstrap
  @config = config
end

Instance Attribute Details

#clean ⇒ Object

Returns the value of attribute clean.



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# File 'lib/jbundler/executable.rb', line 18

def clean
  @clean
end

#groups ⇒ Object

Returns the value of attribute groups.



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# File 'lib/jbundler/executable.rb', line 18

def groups
  @groups
end

Instance Method Details

#jruby_home(path) ⇒ Object 



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# File 'lib/jbundler/executable.rb', line 36

def jruby_home( path )
  File.join( 'META-INF/jruby.home/lib/ruby/gems/shared', path )
end

#packit ⇒ Object 



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# File 'lib/jbundler/executable.rb', line 40

def packit
  require 'bundler'
  Bundler.setup( *groups )

  require 'jbundler'
  jarfile = ::Maven::Tools::Jarfile.new( @config.jarfile )

  work_dir = File.join( @config.work_dir, 'executable' )
  FileUtils.rm_rf( work_dir )
  FileUtils.mkdir_p( work_dir )
  FileUtils.cp( @bootstrap, File.join( work_dir,
                                       BOOTSTRAP ) )
  project = maven do
    jarfile.locked.each do |dep|
      artifact( dep )
    end
    build.final_name = model.artifact_id
    build.directory = work_dir
    resource do 
      directory work_dir
      includes [ BOOTSTRAP ]
    end
    Gem.loaded_specs.values.each do |s|
      resource do 
        directory s.full_gem_path
        target_path File.join( jruby_home( 'gems' ),
                               File.basename( s.full_gem_path ) )
        if s.full_gem_path == File.expand_path( '.' )
          excludes [ "**/#{File.basename( @config.work_dir )}/**" ]
        end
      end
      resource do 
        directory File.dirname( s.loaded_from )
        includes [ File.basename( s.loaded_from ) ]
        target_path jruby_home( 'specifications' )
      end            
    end
    
    properties( 'maven.test.skip' => true,
                'project.build.sourceEncoding' => 'utf-8' )

    jarfile.populate_unlocked do |dsl|
      setup_jruby( dsl.jruby || '1.7.4' )
      local = dsl.artifacts.select do |a|
        a[ :system_path ]
      end
      if local
        localrepo = File.join( work_dir, 'localrepo' )
        repository( "file:#{localrepo}", :id => 'localrepo' )
        local.each do |a|
          file = "#{localrepo}/#{a[ :group_id ].gsub( /\./, File::SEPARATOR)}/#{a[ :artifact_id ]}/#{a[ :version ]}/#{a[ :artifact_id ]}-#{a[ :version ]}.#{a[ :type ]}"
          FileUtils.mkdir_p( File.dirname( file ) )
          FileUtils.cp( a.delete( :system_path ), file )
          a.delete( :scope )
          jar a
        end
      end
    end

    plugin( :shade, '2.1',
            :transformers => [ { '@implementation' => 'org.apache.maven.plugins.shade.resource.ManifestResourceTransformer',
                                 :mainClass => 'org.jruby.JarBootstrapMain' } ] ) do
      execute_goals( 'shade', :phase => 'package' )
    end
  end

  m = Maven::Ruby::Maven.new( project, '.executable.pom.xml' )
  m.package
  
  FileUtils.rm_f( 'dependency-reduced-pom.xml' )
  puts
  puts 'now you can execute your jar like this'
  puts
  puts "\tjava -jar #{work_dir}/#{project.artifact_id}.jar"
  puts
end