Method: Java::Commands.apt

Defined in:
lib/buildr/java/commands.rb

.apt(*args) ⇒ Object

:call-seq:

apt(*files, options)

Runs Apt with the specified arguments.

The last argument may be a Hash with additional options:

  • :compile – If true, compile source files to class files.

  • :source – Specifies source compatibility with a given JVM release.

  • :output – Directory where to place the generated source files, or the generated class files when compiling.

  • :classpath – One or more file names, tasks or artifact specifications. These are all expanded into artifacts, and all tasks are invoked.



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# File 'lib/buildr/java/commands.rb', line 72

def apt(*args)
  options = Hash === args.last ? args.pop : {}
  rake_check_options options, :compile, :source, :output, :classpath

  files = args.flatten.map(&:to_s).
    collect { |arg| File.directory?(arg) ? FileList["#{arg}/**/*.java"] : arg }.flatten
  cmd_args = [ Buildr.application.options.trace ? '-verbose' : '-nowarn' ]
  if options[:compile]
    cmd_args << '-d' << options[:output].to_s
  else
    cmd_args << '-nocompile' << '-s' << options[:output].to_s
  end
  cmd_args << '-source' << options[:source] if options[:source]
  classpath = classpath_from(options)
  tools = Java.tools_jar
  classpath << tools if tools
  cmd_args << '-classpath' << classpath.join(File::PATH_SEPARATOR) unless classpath.empty?
  cmd_args += files
  unless Buildr.application.options.dryrun
    info 'Running apt'
    trace (['apt'] + cmd_args).join(' ')
    Java.load
    Java.com.sun.tools.apt.Main.process(cmd_args.to_java(Java.java.lang.String)) == 0 or
      fail 'Failed to process annotations, see errors above'
  end
end