annotate Lib/IMPL/Profiler/Memory.pm @ 93:0667064553ef

fixed _is_class in activator rewritten IMPL::Config::Resolve new features in the Abstract class
author wizard
date Wed, 28 Apr 2010 17:50:55 +0400
parents 16ada169ca75
children 029c9610528c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 package IMPL::Profiler::Memory;
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2
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3 use strict;
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4 use Carp qw(longmess shortmess);
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5 use Scalar::Util qw(refaddr weaken isweak);
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6
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7 my %instances;
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8
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9 BEGIN {
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10 *CORE::GLOBAL::bless = sub {
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11 $_[1] |= caller unless $_[1];
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12 my $ref = CORE::bless $_[0],$_[1];
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13
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14 my $id = refaddr($ref);
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15
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16 $instances{$id} = {
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17 Class => $_[1],
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18 WeakRef => $ref
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19 };
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20
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21 weaken($instances{$id}{WeakRef});
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22
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23 return $ref;
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24 }
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25 }
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26
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27 sub DumpAlive {
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28 my ($hout) = @_;
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29 $hout = *STDOUT unless $hout;
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30 print $hout "Alive objects table\n";
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31 print $hout "-------------------\n";
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32 while (my ($id,$info) = each %instances) {
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33 delete $instances{$id} and next unless $info->{WeakRef};
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34 print "$info->{Class} $id: $info->{WeakRef}\n";
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35 }
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36 }
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37
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38 sub StatClasses {
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39 my ($hout) = @_;
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40 $hout = *STDOUT unless $hout;
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41 print $hout "Statistics by class\n";
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42 print $hout "-------------------\n";
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43 my %stat;
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44 while (my ($id,$info) = each %instances) {
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45 #$stat{$info->{Class}}{total} ++;
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46 delete $instances{$id} and next unless $info->{WeakRef};
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47 $stat{$info->{Class}}{alive} ++;
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48 }
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49
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50 print $hout "$_ $stat{$_}{alive} \n" foreach sort keys %stat;
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51 }
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52
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53 sub Clear {
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54 undef %instances;
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55 }
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56
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57 1;