Log and inability to catch breakjump under jruby 1.6.2

breakjump.rb

require 'java'


def showBreakProblem &blk
  threads = 2
  consumers = []
  threads.times do |i|
    consumers << Thread.new(i) do |i|
      Thread.current[:num] = i
      begin
        (1..10).each do |i|
          blk.call(i)
        end
      rescue Exception => e
        print "Got exception #{e.inspect}"
      end
    end
  end
  consumers.each {|t| t.join}
end


showBreakProblem do |i|
  tnum = Thread.current[:num]
  print "#{tnum}: #{i}\n"
  break if tnum == 1 and i == 3
  sleep 0.1
end


# OUTPUT
# 
# 0: 1
# 1: 1
# 0: 2
# 1: 2
# 0: 3
# 1: 3
# Exception in thread "RubyThread-1: t2.rb:1" org.jruby.exceptions.JumpException$BreakJump
# 0: 4
# 0: 5
# 0: 6
# 0: 7
# 0: 8
# 0: 9
# 0: 10