Method: Bee::Task::Java#jar

Defined in:
lib/bee_task_java.rb

#jar(params) ⇒ Object

Generate Jar file.

  • src: directory or list of directories to include to the archive.

  • includes: glob or list of globs for files to include in the Jar file.

  • excludes: glob or list of globs for files to exclude from the Jar file.

  • manifest: manifest file to include in generated Jar file (optional).

  • dest: the Jar file to generate.

  • options: custom options to use on command line (optional).

Example

- java.jar:
    src: "#{build_dir}/classes"
    dest: "#{build_dir}/myjar.jar"



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# File 'lib/bee_task_java.rb', line 137

def jar(params)
  # check parameters
  params_desc = {
    :src      => { :mandatory => false, :type => :string_or_array },
    :includes => { :mandatory => false, :type => :string_or_array },
    :excludes => { :mandatory => false, :type => :string_or_array },
    :manifest => { :mandatory => false, :type => :string },
    :dest     => { :mandatory => true,  :type => :string },
    :options  => { :mandatory => false, :type => :string }
  }
  check_parameters(params, params_desc)
  src      = params[:src]
  includes = params[:includes]
  excludes = params[:excludes]
  manifest = params[:manifest]
  dest     = params[:dest]
  options  = params[:options]
  error "jar 'src' or 'includes' parameter must be specified" unless
    src or includes
  error "jar 'manifest' parameter must be an existing file" unless 
    not manifest or File.exists?(manifest)
  # select directories to include in the Jar file
  directories = []
  if src
    dirs = Array(src)
    for dir in dirs
      directories += Dir.glob(dir)
    end
  end
  # select files to include in the Jar file
  files = []
  if includes
    files = filter_files(nil, includes, excludes)
    files.map! { |file| "\"#{file}\"" }
  end
  # run command line
  puts "Processing Jar archive '#{dest}'"
  command = "jar c"
  command += "v" if @verbose
  command += "m" if manifest
  command +="f "
  command += "\"#{manifest}\" " if manifest
  command += "\"#{dest}\" "
  command += "#{options} " if options
  if directories.length > 0
    for dir in directories
      command += "-C \"#{dir}\" ."
    end
  end
  if files.length > 0
    command += "#{files.join(' ')}"
  end
  puts "Running command '#{command}'" if @verbose
  ok = system(command)
  error "Error generating Jar archive" unless ok
end