Class: Warbler::Traits::Jar

Inherits:
Object
  • Object
show all
Includes:
Warbler::Trait
Defined in:
lib/warbler/traits/jar.rb

Overview

The Jar trait sets up the archive layout for an executable jar project, and adds the JRuby jar files and a JarMain class to the archive.

Instance Attribute Summary

Attributes included from Warbler::Trait

#config

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Warbler::Trait

#add_init_load_path, #add_main_rb, included, #initialize, #jruby_jars, #update_gem_path

Class Method Details

.conflicts ⇒ Object 



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# File 'lib/warbler/traits/jar.rb', line 23

def self.conflicts
  [ Traits::War ]
end

.detect? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/warbler/traits/jar.rb', line 19

def self.detect?
  !detect_any_conflicts?
end

Instance Method Details

#after_configure ⇒ Object 



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# File 'lib/warbler/traits/jar.rb', line 35

def after_configure
  config.init_contents << StringIO.new("require 'rubygems' unless defined?(Gem)\n")
end

#before_configure ⇒ Object 



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# File 'lib/warbler/traits/jar.rb', line 27

def before_configure
  config.gem_path      = '/'
  config.pathmaps      = default_pathmaps
  config.java_libs     = default_jar_files
  config.manifest_file = 'MANIFEST.MF' if File.exist?('MANIFEST.MF')
  config.init_contents << "#{config.warbler_templates}/jar.erb"
end

#default_jar_files ⇒ Object 



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# File 'lib/warbler/traits/jar.rb', line 57

def default_jar_files
  jruby_jars
end

#default_pathmaps ⇒ Object 



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# File 'lib/warbler/traits/jar.rb', line 47

def default_pathmaps
  p = OpenStruct.new
  p.java_libs    = ["META-INF/lib/%f"]
  p.java_classes = ["%p"]
  p.application  = ["#{config.jar_name}/%p"]
  p.gemspecs     = ["specifications/%f"]
  p.gems         = ["gems/%p"]
  p
end

#update_archive(jar) ⇒ Object 



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# File 'lib/warbler/traits/jar.rb', line 39

def update_archive(jar)
  unless config.manifest_file
    manifest = Warbler::Jar::DEFAULT_MANIFEST.chomp + "Main-Class: JarMain\n"
    jar.files['META-INF/MANIFEST.MF'] = StringIO.new(manifest)
  end
  jar.files['JarMain.class'] = jar.entry_in_jar(WARBLER_JAR, "JarMain.class")
end