Net-XMPP2/samples/EVQ.pm

package EVQ;
use strict;
use AnyEvent;

my $J;

our %reqh;
our $id = 0;
my @req;

sub schedule {
   my $reqcnt = scalar (keys %reqh);
   if ($reqcnt == 0 && !@req) {
      warn "no more jobs, finishing...\n";
      $J->broadcast;
   }
   while ($reqcnt < 200) {
      my $r = pop @req;
      return unless defined $r;
      eval {
         $r->[0]->(addreq ($r->[1]));
      };
      if ($@) { warn "EXCEPTION: $@\n" }
      $reqcnt = scalar (keys %reqh);
   }
}

sub addreq { my $k = $id . "_" . $_[0]; $reqh{$k} = 1; $id++; $k }
sub finreq { delete $reqh{$_[0]}; }

sub push_request {
   my ($s, $cb) = @_;
   push @req, [$cb, $s];
   schedule;
}

our $t;
sub timer {
   $t = AnyEvent->timer (after => 1, cb => sub {
      schedule;
      my $reqcnt = scalar (keys %reqh);
      $reqcnt += @req;
      my $rreqcnt = scalar (keys %reqh);
      warn "$reqcnt outstanding requests [$rreqcnt in progress]\n";
      timer ();
   });
}

sub start {
   $J = AnyEvent->condvar;
   timer;
}
sub wait {
   $J->wait;
}

1
Revision:	1.2
Committed:	Thu Jul 19 11:36:34 2007 UTC (16 years, 10 months ago) by elmex
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.1:	+9 -5 lines
Log Message:	added initial_presence argument to the IM::Connection and the Client. added and upgraded some examples. further work on the registration forms.
#	Content
1	package EVQ;
2	use strict;
3	use AnyEvent;
4
5	my $J;
6
7	our %reqh;
8	our $id = 0;
9	my @req;
10
11	sub schedule {
12	my $reqcnt = scalar (keys %reqh);
13	if ($reqcnt == 0 && !@req) {
14	warn "no more jobs, finishing...\n";
15	$J->broadcast;
16	}
17	while ($reqcnt < 200) {
18	my $r = pop @req;
19	return unless defined $r;
20	eval {
21	$r->[0]->(addreq ($r->[1]));
22	};
23	if ($@) { warn "EXCEPTION: $@\n" }
24	$reqcnt = scalar (keys %reqh);
25	}
26	}
27
28	sub addreq { my $k = $id . "_" . $_[0]; $reqh{$k} = 1; $id++; $k }
29	sub finreq { delete $reqh{$_[0]}; }
30
31	sub push_request {
32	my ($s, $cb) = @_;
33	push @req, [$cb, $s];
34	schedule;
35	}
36
37	our $t;
38	sub timer {
39	$t = AnyEvent->timer (after => 1, cb => sub {
40	schedule;
41	my $reqcnt = scalar (keys %reqh);
42	$reqcnt += @req;
43	my $rreqcnt = scalar (keys %reqh);
44	warn "$reqcnt outstanding requests [$rreqcnt in progress]\n";
45	timer ();
46	});
47	}
48
49	sub start {
50	$J = AnyEvent->condvar;
51	timer;
52	}
53	sub wait {
54	$J->wait;
55	}
56
57	1