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## ------------------------------------------------------------------------ |
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## $Id: WebCache.pm,v 1.3 2003/06/25 23:37:04 joko Exp $ |
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## ------------------------------------------------------------------------ |
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## $Log: WebCache.pm,v $ |
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## ------------------------------------------------------------------------ |
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|
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|
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package POE::Component::StorageAgent; |
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|
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use strict; |
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use warnings; |
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|
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use POE qw( Session ); |
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#use Data::Storage::Container; |
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use Data::Dumper; |
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|
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|
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sub new { |
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my $classname = shift; |
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my $self = {}; |
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bless $self, $classname; |
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|
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$self->{config} = shift; |
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|
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POE::Session->create( |
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object_states => [ |
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$self => [qw( _start _stop query deploy )] |
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] |
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); |
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|
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} |
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|
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# This is not a POE method. It's a plain OO one. |
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sub debug { |
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my $self = shift; |
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my $msg = shift; |
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$msg ||= ''; |
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print STDERR __PACKAGE__ . ": " . $msg, "\n"; |
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} |
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|
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|
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sub _start { |
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my ( $self, $kernel, $heap ) = @_[ OBJECT, KERNEL, HEAP ]; |
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$self->debug("_start"); |
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|
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# announce ourselves as global singleton |
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$kernel->alias_set("storage"); |
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|
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#$kernel->yield( 'configure' ); |
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eval qq{ |
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use Data::Storage::Container; |
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}; |
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if ($@) { |
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print STDERR "ERROR: ", $@, "\n"; |
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return; |
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} |
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|
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#print Dumper($self->{config}); |
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|
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my $name = "dummydb"; |
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my $DSC = Data::Storage::Container->new(); |
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#foreach (keys %{$self->{config}}) { |
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# $heap->{DSC}->addConfig($_, $self->{config}->{$_}); |
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#} |
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$DSC->addConfig($name, $self->{config}); |
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$DSC->initLocators(); |
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$DSC->initStorages(); |
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|
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$heap->{STORAGE} = $DSC->{storage}->{$name}; |
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|
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}; |
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|
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sub _stop { |
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my ( $self, $kernel, $heap ) = @_[ OBJECT, KERNEL, HEAP ]; |
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$self->debug("_stop"); |
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}; |
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|
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sub query { |
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my ( $self, $kernel, $heap, $sender ) = @_[ OBJECT, KERNEL, HEAP, SENDER ]; |
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$self->debug("query"); |
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my $query = $_[ARG0]; |
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#print Dumper($query); |
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my $result = $heap->{STORAGE}->sendQuery($query); |
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$kernel->post( $sender => handle_storage_result => $result ); |
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}; |
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|
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sub deploy { |
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my ( $self, $kernel, $heap ) = @_[ OBJECT, KERNEL, HEAP ]; |
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$self->debug("deploy"); |
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$heap->{STORAGE}->deploySchema(); |
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}; |
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|
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1; |
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__END__ |
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