Class: Rubylet::WarTask

Inherits:
Rake::TaskLib
  • Object
show all
Extended by:
ParamAccessor
Includes:
CommonParams
Defined in:
lib/rubylet/war_task.rb

Instance Method Summary collapse

Methods included from ParamAccessor

param_accessor

Methods included from CommonParams

#common_params, #gem

Constructor Details

#initialize {|_self| ... } ⇒ WarTask

Returns a new instance of WarTask.

Yields:

  • (_self)

Yield Parameters:



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# File 'lib/rubylet/war_task.rb', line 231

def initialize
  yield(self) if block_given?
  define
end

Instance Method Details

#copy_stream(input, output) ⇒ Object

Bug in JRuby prevents IO.copy_stream

See github.com/jruby/jruby/issues/437



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# File 'lib/rubylet/war_task.rb', line 377

def copy_stream(input, output)
  buf = ''
  while input.read(4096, buf)
    output.write(buf)
  end
end

#external_jruby ⇒ Object 



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# File 'lib/rubylet/war_task.rb', line 246

def external_jruby
  listeners << proc do |w|
    w.listener! 'com.commongroundpublishing.slf4j.impl.ServletContextLoggerSCL'
    w.listener! 'com.commongroundpublishing.rubylet.ExternalJRubyLoader'
  end
end

#filter(&block) ⇒ Object 



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# File 'lib/rubylet/war_task.rb', line 236

def filter(&block)
  filters << block
end

#glassfish_descriptor(opts = {}) ⇒ Object 



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# File 'lib/rubylet/war_task.rb', line 302

def glassfish_descriptor(opts = {})
  builder = GlassfishDescriptorBuilder.new(opts)
  builder.glassfish_web_app { |w|
    w.alternate_doc_root!('/*', resource_base)
    resources.each do |res|
      w.resource_ref do |r|
        r.res_ref_name res[:name]
        r.jndi_name res[:jndi_name] || res[:name]
      end
    end
  }
end

#jetty_descriptor(opts = {}) ⇒ Object 



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# File 'lib/rubylet/war_task.rb', line 315

def jetty_descriptor(opts = {})
  builder = JettyDescriptorBuilder.new(opts)
  builder.configure! { |c|
    c.set!('resourceBase', resource_base)
  }
end

#mvn(*args) ⇒ Object

Runs maven if we are a JRuby process. Currently not used.

See watchitlater.com/blog/2011/08/jruby-rake-and-maven/



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# File 'lib/rubylet/war_task.rb', line 387

def mvn(*args)
  mvn = catch(:mvn) do
    ENV['PATH'].split(::File::PATH_SEPARATOR).each do |path|
      Dir.glob(::File.join(path, 'mvn')).each do |file|
        if ::File.executable?(file)
          throw :mvn, if ::File.symlink?(file)
                        ::File.readlink(file)
                      else
                        file
                      end
        end
      end
    end
  end

  raise 'No maven found on $PATH' unless mvn
  
  mvn_home = ::File.expand_path(::File.join(mvn, '..', '..'))
  m2_conf = ::File.expand_path(::File.join(mvn_home, 'bin', 'm2.conf'))

  java.lang.System.setProperty('maven.home', mvn_home)
  java.lang.System.setProperty('classworlds.conf', m2_conf)

  Dir[::File.join(mvn_home, 'boot', '*.jar')].each do |jar|
    require jar
  end
  launcher = Java::org.codehaus.plexus.classworlds.launcher.Launcher
  exit_code = launcher.mainWithExitCode(args.flatten.to_java(:string))
  raise "Maven exited #{exit_code}" unless exit_code == 0
end

#rubylet {|s| ... } ⇒ Object

Yields:

  • (s) 


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# File 'lib/rubylet/war_task.rb', line 263

def rubylet
  s = RubyletDescriptor.new(self)
  yield(s) if block_given?
  servlets << s
end

#rubylet_jar ⇒ Object 



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# File 'lib/rubylet/war_task.rb', line 322

def rubylet_jar
  base = ::File.expand_path('../..', __FILE__)
  jar = Dir[::File.join(base, 'rubylet-ee-*.jar')].first
  unless jar
    raise 'cannot find rubylet-ee-VERSION.jar; was this gem built correctly?'
  end
  jar
end

#servlet(&block) ⇒ Object 



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# File 'lib/rubylet/war_task.rb', line 259

def servlet(&block)
  servlets << block
end

#servlet_context_logger ⇒ Object 



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# File 'lib/rubylet/war_task.rb', line 240

def servlet_context_logger
  listeners << proc do |w|
    w.listener! 'com.commongroundpublishing.slf4j.impl.ServletContextListenerSCL'
  end
end

#static_file_filter {|f| ... } ⇒ Object

Yields:

  • (f) 


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# File 'lib/rubylet/war_task.rb', line 253

def static_file_filter
  f = StaticFileFilter.new
  yield(f) if block_given?
  filters << f
end

#war(warfile) ⇒ Object 



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# File 'lib/rubylet/war_task.rb', line 331

def war(warfile)
  Zip::ZipFile.open(warfile, Zip::ZipFile::CREATE) do |z|
    z.dir.mkdir('WEB-INF')
    z.file.open('WEB-INF/web.xml', 'w') do |f|
      webapp_descriptor(:target => f)
    end
    z.file.open('WEB-INF/jetty-web.xml', 'w') do |f|
      jetty_descriptor(:target => f)
    end
    z.file.open('WEB-INF/glassfish-web.xml', 'w') do |f|
      glassfish_descriptor(:target => f)
    end

    begin
      # we are using ruby version number with "a" suffix as
      # equivalent to java/maven "-SNAPSHOT"
      ee_version = if VERSION.to_s =~ /(.*)a$/
                     "#{$1}-SNAPSHOT"
                   else
                     VERSION.to_s
                   end

      deps = MiniAether::Spec.new do
        group 'com.commongroundpublishing' do
          jar "rubylet-ee:#{ee_version}"
          jar 'slf4j-servletcontext:1.0.0'
        end
      end.resolve

      dir = 'WEB-INF/lib'
      z.dir.mkdir(dir)
      deps.each do |source|
        dest = "#{dir}/#{::File.basename(source)}"
        z.file.open(dest, 'w') do |output|
          ::File.open(source) { |input| copy_stream(input, output) }
        end
      end
    rescue => e
      raise "Error resolving dependencies: #{e}"
    end
  end
end

#webapp_descriptor(opts = {}) ⇒ Object 



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# File 'lib/rubylet/war_task.rb', line 269

def webapp_descriptor(opts = {})
  builder = WebappDescriptorBuilder.new(opts)
  builder.web_app!(java_servlets_version) { |w|
    w.display_name display_name()

    # If defined as context params, will apply to all Rubylet servlets
    common_params do |key, value|
      w.context_param! key, value
    end

    listeners.each do |block|
      block.call(w)
    end

    filters.each do |block|
      block.call(w)
    end

    servlets.each do |block|
      block.call(w)
    end

    resources.each do |res|
      w.resource_ref do |r|
        r.description(res[:description]) if res[:description]
        r.res_ref_name(res[:name])
        r.res_type(res[:type] || 'javax.sql.DataSource')
        r.res_auth(res[:auth] || 'Container')
      end
    end
  }
end