# File ruby/jbridge.rb, line 954
        def exec_finalizable_objects
          @@object_lock.synchronize do 
                @@using_list1 = true
                @@finalizable_id_list1.each {|i| finalize_jobject(i)}
                @@finalizable_id_list1 = []
                @@using_list1 = false
                @@using_list2 = true
                @@finalizable_id_list2.each {|i| finalize_jobject(i)}
                @@finalizable_id_list2 = []
                @@using_list2 = false
          end
        end