# File lib/childprocess/jruby/process.rb, line 10 def exited? return true if @exit_code assert_started @exit_code = @process.exitValue true rescue java.lang.IllegalThreadStateException false ensure log(:exit_code => @exit_code) end
# File lib/childprocess/jruby/process.rb, line 6 def io @io ||= JRuby::IO.new end
Only supported in JRuby on a Unix operating system, thanks to limitations in Java's classes
@return [Fixnum] the pid of the process after it has started @raise [NotImplementedError] when trying to access pid on non-Unix platform
# File lib/childprocess/jruby/process.rb, line 38 def pid if @process.getClass.getName != "java.lang.UNIXProcess" raise NotImplementedError.new("pid is not supported by JRuby child processes on Windows") end # About the best way we can do this is with a nasty reflection-based impl # Thanks to Martijn Courteaux # http://stackoverflow.com/questions/2950338/how-can-i-kill-a-linux-process-in-java-with-sigkill-process-destroy-does-sigter/2951193#2951193 field = @process.getClass.getDeclaredField("pid") field.accessible = true field.get(@process) end
# File lib/childprocess/jruby/process.rb, line 22 def stop(timeout = nil) assert_started @process.destroy @process.waitFor # no way to actually use the timeout here.. @exit_code = @process.exitValue end