handle JRuby separately

Author: TwP

lib/logging/appenders/console.rb

@@ -39,7 +39,11 @@ def reopen
       @mutex.synchronize {
         if defined? @io && @io
           flush
-          @io.close rescue nil
+          # JRuby will close the underlying file descriptor, so we don't want to
+          # do that even though this is a copy of STDOUT / STDERR
+          if !defined?(JRUBY_VERSION)
+            @io.close rescue nil
+          end
         end
         @io = open_fd
       }

lib/logging/appenders/io.rb

@@ -48,9 +48,16 @@ def close( *args )
       super
 
       io, @io = @io, nil
-      unless [STDIN, STDERR, STDOUT].include?(io)
-        io.send(@close_method) if @close_method && io.respond_to?(@close_method)
+
+      # JRuby will always close the underlying file descriptor, so we need to
+      # check the FD number and not just the Ruby object ID
+      close_io = if defined?(JRUBY_VERSION)
+        ![STDIN.fileno, STDERR.fileno, STDOUT.fileno].include?(io.fileno)
+      else
+        ![STDIN, STDERR, STDOUT].include?(io)
       end
+
+      io.send(@close_method) if close_io && @close_method && io.respond_to?(@close_method)
     rescue IOError
     ensure
       return self