ÿØÿà JFIF    ÿÛ „  ( %"1!%)+...383,7(-.+  -+++--++++---+-+-----+---------------+---+-++7-----ÿÀ  ß â" ÿÄ     ÿÄ H    !1AQaq"‘¡2B±ÁÑð#R“Ò Tbr‚²á3csƒ’ÂñDS¢³$CÿÄ   ÿÄ %  !1AQa"23‘ÿÚ   ? ôÿ ¨pŸªáÿ —åYõõ\?àÒü©ŠÄï¨pŸªáÿ —åYõõ\?àÓü©ŠÄá 0Ÿªáÿ Ÿå[úƒ ú®ði~TÁbqÐ8OÕpÿ ƒOò¤Oè`–RÂáœá™êi€ßÉ< FtŸI“öÌ8úDf´°å}“¾œ6  öFá°y¥jñÇh†ˆ¢ã/ÃÐ:ªcÈ "Y¡ðÑl>ÿ ”ÏËte:qž\oäŠe÷󲍷˜HT4&ÿ ÓÐü6ö®¿øþßèô Ÿ•7Ñi’•j|“ñì>b…þS?*Óôÿ ÓÐü*h¥£ír¶ü UãSç‚Ÿ[AÐaè[ûª•õ&õj?†Éö+EzP—WeÒírJFt ‘BŒ†Ï‡%#tE Øz ¥OÛ«!1›üä±Í™%ºÍãö]°î(–:@<‹ŒÊö×òÆt¦ãº+‡¦%ÌÁ²h´OƒJŒtMÜ>ÀÜÊw3Y´•牋4ǍýʏTì>œú=Íwhyë,¾Ôò×õ¿ßÊa»«þˆѪQ|%6ž™A õ%:øj<>É—ÿ Å_ˆCbõ¥š±ý¯Ýƒï…¶|RëócÍf溪“t.СøTÿ *Ä¿-{†çàczůŽ_–^XþŒ±miB[X±d 1,é”zEù»& î9gœf™9Ð'.;—™i}!ôšåîqêÛ٤ёý£½ÆA–àôe"A$˝Úsäÿ ÷Û #°xŸëí(l »ý3—¥5m! rt`†0~'j2(]S¦¦kv,ÚÇ l¦øJA£Šƒ J3E8ÙiŽ:cÉžúeZ°€¯\®kÖ(79«Ž:¯X”¾³Š&¡* ….‰Ž(ÜíŸ2¥ª‡×Hi²TF¤ò[¨íÈRëÉ䢍mgÑ.Ÿ<öäS0í„ǹÁU´f#Vß;Õ–…P@3ío<ä-±»Ž.L|kªÀê›fÂ6@»eu‚|ÓaÞÆŸ…¨ááå>åŠ?cKü6ùTÍÆ”†sĤÚ;H2RÚ†õ\Ö·Ÿn'¾ ñ#ºI¤Å´%çÁ­‚â7›‹qT3Iï¨ÖÚ5I7Ë!ÅOóŸ¶øÝñØôת¦$Tcö‘[«Ö³šÒ';Aþ ¸èíg A2Z"i¸vdÄ÷.iõ®§)¿]¤À†–‡É&ä{V¶iŽ”.Ó×Õÿ û?h¬Mt–íª[ÿ Ñÿ ÌV(í}=ibÔ¡›¥¢±b Lô¥‡piη_Z<‡z§èŒ)iÖwiÇ 2hÙ3·=’d÷8éŽ1¦¸c¤µ€7›7Ø ð\á)} ¹fËí›pAÃL%âc2 í§æQz¿;T8sæ°qø)QFMð‰XŒÂ±N¢aF¨…8¯!U  Z©RÊ ÖPVÄÀÍin™Ì-GˆªÅËŠ›•zË}º±ŽÍFò¹}Uw×#ä5B¤{î}Ð<ÙD é©¤&‡ïDbàÁôMÁ." ¤‡ú*õ'VŽ|¼´Úgllº¼klz[Æüï÷Aób‡Eÿ dÑ»Xx9ÃÜ£ÁT/`¼¸vI±Ýµ·Ë‚“G³þ*Ÿû´r|*}<¨îºœ @¦mÄ’M¹”.œ«Y–|6ÏU¤jç¥ÕÞqO ˜kDÆÁ¨5ÿ š;Њ¦¦€GÙk \ –Þ=â¼=SͧµªS°ÚÍpÜãQűÀõ¬?ÃÁ1Ñ•õZà?hóœ€ L¦l{Y*K˜Ù›zc˜–ˆâ ø+¾ ­-Ök¥%ùEÜA'}ˆ><ÊIè“bpÍ/qÞâvoX€w,\úªò6Z[XdÒæ­@Ö—€$òJí#é>'°Ú ôª˜<)4ryÙ£|óAÅn5žêŸyÒäMÝ2{"}‰–¤l÷ûWX\l¾Á¸góÉOÔ /óñB¤f¸çñ[.P˜ZsÊË*ßT܈§QN¢’¡¨§V¼(Üù*eÕ“”5T¨‹Âê¥FŒã½Dü[8'Ò¥a…Ú¶k7a *•›¼'Ò·\8¨ª\@\õ¢¦íq+DÙrmÎ…_ªæ»ŠÓœ¡¯’Ré9MÅ×D™lælffc+ŒÑ,ý™ÿ ¯þǤ=Å’Á7µ÷ÚÛ/“Ü€ñýã¼àí¾ÕÑ+ƒ,uµMâÀÄbm:ÒÎPæ{˜Gz[ƒ¯«® KHà`ßØŠéí¯P8Aq.C‰ à€kòpj´kN¶qô€…Õ,ÜNŠª-­{Zö’æû44‰sŽè‰îVíRœÕm" 6?³D9¡ÇTíÅꋇ`4«¸ÝÁô ï’ýorqКÇZ«x4Žâéþuïf¹µö[P ,Q£éaX±`PÉÍZ ¸äYúg üAx ’6Lê‚xÝÓ*äQ  Ï’¨hÍ =²,6ï#rÃ<¯–£»ƒ‹,–ê•€ aÛsñ'%Æ"®ÛüìBᝠHÚ3ß°©$“XnœÖ’î2ËTeûìxîß ¦å¿çÉ ðK§þ{‘t‚Ϋ¬jéîZ[ ”š7L¥4VÚCE×]m¤Øy”ä4-dz£œ§¸x.*ãÊÊ b÷•h:©‡¦s`BTÁRû¾g⻩‹jø sF¢àJøFl‘È•Xᓁà~*j¯ +(ÚÕ6-£¯÷GŠØy‚<Ç’.F‹Hœw(+)ÜÜâÈzÄäT§FߘãÏ;DmVœ3Àu@mÚüXÝü•3B¨òÌÁÛ<·ÃÜ z,Ì@õÅ·d2]ü8s÷IôÞ¯^Ç9¢u„~ëAŸï4«M? 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The hash is indexed by class names and the hash value is # an array reference. The first element in the array is the lowest field # number not belonging to a base class. The remaining elements' indices # are the field numbers. The values are integer bit masks, or undef # in the case of base class private fields (which occupy a slot but are # otherwise irrelevant to the class). sub import { my $class = shift; return unless @_; my $package = caller(0); # avoid possible typo warnings %{"$package\::FIELDS"} = () unless %{"$package\::FIELDS"}; my $fields = \%{"$package\::FIELDS"}; my $fattr = ($attr{$package} ||= [1]); my $next = @$fattr; # Quiet pseudo-hash deprecation warning for uses of fields::new. bless \%{"$package\::FIELDS"}, 'pseudohash'; if ($next > $fattr->[0] and ($fields->{$_[0]} || 0) >= $fattr->[0]) { # There are already fields not belonging to base classes. # Looks like a possible module reload... $next = $fattr->[0]; } foreach my $f (@_) { my $fno = $fields->{$f}; # Allow the module to be reloaded so long as field positions # have not changed. if ($fno and $fno != $next) { require Carp; if ($fno < $fattr->[0]) { if ($] < 5.006001) { warn("Hides field '$f' in base class") if $^W; } else { warnings::warnif("Hides field '$f' in base class") ; } } else { Carp::croak("Field name '$f' already in use"); } } $fields->{$f} = $next; $fattr->[$next] = ($f =~ /^_/) ? PRIVATE : PUBLIC; $next += 1; } if (@$fattr > $next) { # Well, we gave them the benefit of the doubt by guessing the # module was reloaded, but they appear to be declaring fields # in more than one place. We can't be sure (without some extra # bookkeeping) that the rest of the fields will be declared or # have the same positions, so punt. require Carp; Carp::croak ("Reloaded module must declare all fields at once"); } } sub inherit { require base; goto &base::inherit_fields; } sub _dump # sometimes useful for debugging { for my $pkg (sort keys %attr) { print "\n$pkg"; if (@{"$pkg\::ISA"}) { print " (", join(", ", @{"$pkg\::ISA"}), ")"; } print "\n"; my $fields = \%{"$pkg\::FIELDS"}; for my $f (sort {$fields->{$a} <=> $fields->{$b}} keys %$fields) { my $no = $fields->{$f}; print " $no: $f"; my $fattr = $attr{$pkg}[$no]; if (defined $fattr) { my @a; push(@a, "public") if $fattr & PUBLIC; push(@a, "private") if $fattr & PRIVATE; push(@a, "inherited") if $fattr & INHERITED; print "\t(", join(", ", @a), ")"; } print "\n"; } } } if ($] < 5.009) { *new = sub { my $class = shift; $class = ref $class if ref $class; return bless [\%{$class . "::FIELDS"}], $class; } } else { *new = sub { my $class = shift; $class = ref $class if ref $class; require Hash::Util; my $self = bless {}, $class; # The lock_keys() prototype won't work since we require Hash::Util :( &Hash::Util::lock_keys(\%$self, _accessible_keys($class)); return $self; } } sub _accessible_keys { my ($class) = @_; return ( keys %{$class.'::FIELDS'}, map(_accessible_keys($_), @{$class.'::ISA'}), ); } sub phash { die "Pseudo-hashes have been removed from Perl" if $] >= 5.009; my $h; my $v; if (@_) { if (ref $_[0] eq 'ARRAY') { my $a = shift; @$h{@$a} = 1 .. @$a; if (@_) { $v = shift; unless (! @_ and ref $v eq 'ARRAY') { require Carp; Carp::croak ("Expected at most two array refs\n"); } } } else { if (@_ % 2) { require Carp; Carp::croak ("Odd number of elements initializing pseudo-hash\n"); } my $i = 0; @$h{grep ++$i % 2, @_} = 1 .. @_ / 2; $i = 0; $v = [grep $i++ % 2, @_]; } } else { $h = {}; $v = []; } [ $h, @$v ]; } 1; __END__