/[cvs]/nfo/perl/libs/Data/Storage/Handler/Tangram.pm
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revision 1.20 by jonen, Mon Dec 16 20:49:17 2002 UTC revision 1.26 by joko, Thu Jan 30 22:29:47 2003 UTC
# Line 3  Line 3 
3  #  $Id$  #  $Id$
4  #  #
5  #  $Log$  #  $Log$
6    #  Revision 1.26  2003/01/30 22:29:47  joko
7    #  + fixed module usage (removed dependency on 'libp.pm')
8    #
9    #  Revision 1.25  2003/01/19 02:30:05  joko
10    #  + fix: modified call to '_initSchema'
11    #
12    #  Revision 1.24  2002/12/22 14:13:01  joko
13    #  + sub dropDb
14    #
15    #  Revision 1.23  2002/12/19 16:31:53  joko
16    #  +- renamed sub to 'rebuildDb'
17    #
18    #  Revision 1.22  2002/12/18 22:28:16  jonen
19    #  + added extended logging at 'getObjectByGuid()'
20    #
21    #  Revision 1.21  2002/12/16 22:20:49  jonen
22    #  + fixed bug at 'getObjectByGuid()'
23    #
24  #  Revision 1.20  2002/12/16 20:49:17  jonen  #  Revision 1.20  2002/12/16 20:49:17  jonen
25  #  + added sub 'getObjectByGuid()'  #  + added sub 'getObjectByGuid()'
26  #  + added functionality to use 'getObjectByGuid' at 'getObjectAsHash()'  #  + added functionality to use 'getObjectByGuid' at 'getObjectAsHash()'
# Line 95  use base ("Data::Storage::Handler::Abstr Line 113  use base ("Data::Storage::Handler::Abstr
113    
114  use Tangram;  use Tangram;
115  use Data::Dumper;  use Data::Dumper;
116  use libp qw( getNewPerlObjectByPkgName );  use DesignPattern::Object;
117  use Data::Storage::Result::Tangram;  use Data::Storage::Result::Tangram;
118  use Data::Compare::Struct qw( isEmpty );  use Data::Compare::Struct qw( isEmpty );
119  use Data::Transform::Deep qw( object2hash );  use Data::Transform::Deep qw( object2hash );
120  use Data::Transform::Encode qw( var2utf8 );  use Data::Transform::Encode qw( var2utf8 );
121    
   
122  # get logger instance  # get logger instance
123  my $logger = Log::Dispatch::Config->instance;  my $logger = Log::Dispatch::Config->instance;
124    
# Line 121  sub _initSchema { Line 138  sub _initSchema {
138    my $self = shift;    my $self = shift;
139    $logger->debug( __PACKAGE__ . "->_initSchema()" );    $logger->debug( __PACKAGE__ . "->_initSchema()" );
140    #if (!$schema_tangram) {    #if (!$schema_tangram) {
141      my $obj = getNewPerlObjectByPkgName($self->{locator}->{schema}, { EXPORT_OBJECTS => $self->{locator}->{classnames}, want_transactions => $self->{locator}->{want_transactions} } );      #my $obj = getNewPerlObjectByPkgName($self->{locator}->{schema}, { EXPORT_OBJECTS => $self->{locator}->{classnames}, want_transactions => $self->{locator}->{want_transactions} } );
142        my $obj = DesignPattern::Object->fromPackage($self->{locator}->{schema}, { 'EXPORT_OBJECTS' => $self->{locator}->{classnames}, 'want_transactions' => $self->{locator}->{want_transactions} } );
143      $schema_tangram = $obj->getSchema();      $schema_tangram = $obj->getSchema();
144    #}    #}
145    if (!$schema_tangram) {    if (!$schema_tangram) {
# Line 154  sub connect { Line 172  sub connect {
172      my $self = shift;      my $self = shift;
173            
174      my $dsn = shift;      my $dsn = shift;
175    
176    #print Dumper($self);
177    #exit;
178    
179        # TODO: re-enable
180      $dsn ||= $self->{locator}->{dbi}->{dsn};      $dsn ||= $self->{locator}->{dbi}->{dsn};
       
181      $logger->debug( __PACKAGE__ . "->connect( dsn $dsn )" );      $logger->debug( __PACKAGE__ . "->connect( dsn $dsn )" );
182            
183      #my $storage = Tangram::Relational->connect( $schema, $dsn );      #my $storage = Tangram::Relational->connect( $schema, $dsn );
# Line 167  sub connect { Line 189  sub connect {
189  #      return;  #      return;
190  #    }  #    }
191    
192      return unless $self->_initSchema();      #return unless $self->_initSchema();
193        $self->_initSchema();
194    
195      # create the main tangram storage object      # create the main tangram storage object
196      #$self->{COREHANDLE} = Tangram::Relational->connect( $schema, $dsn );      #$self->{COREHANDLE} = Tangram::Relational->connect( $schema, $dsn );
# Line 294  sub configureCOREHANDLE { Line 317  sub configureCOREHANDLE {
317    $logger->debug( __PACKAGE__ . "->configureCOREHANDLE" );    $logger->debug( __PACKAGE__ . "->configureCOREHANDLE" );
318    
319    #my $subLayer = $self->_getSubLayerHandle();    #my $subLayer = $self->_getSubLayerHandle();
320      #print Dumper($self);
321      #exit;
322    
323    # apply configured modifications    # apply configured modifications
324      if (exists $self->{dbi}->{trace_level} && exists $self->{dbi}->{trace_file}) {      if (exists $self->{dbi}->{trace_level} && exists $self->{dbi}->{trace_file}) {
# Line 359  sub retreatSchema { Line 384  sub retreatSchema {
384    return $ok;    return $ok;
385  }  }
386    
387  sub rebuildDbAndSchema {  sub rebuildDb {
388    my $self = shift;    my $self = shift;
389    $logger->info( __PACKAGE__ . "->rebuildDbAndSchema()" );    $logger->info( __PACKAGE__ . "->rebuildDb()" );
390    my @results;    my @results;
391    
392    # sum up results (bool (0/1)) in array    # sum up results (bool (0/1)) in array
# Line 560  sub getObjectByGuid { Line 585  sub getObjectByGuid {
585        
586    # Guid and Classname is needed    # Guid and Classname is needed
587    if(!$guid || !$options->{classname}) {    if(!$guid || !$options->{classname}) {
588       $logger->error( __PACKAGE__ . "->getObjectByGuid: No 'guid' OR no Classname in options hash was given but needed!" );
589      return;      return;
590    }    }
591        
# Line 568  sub getObjectByGuid { Line 594  sub getObjectByGuid {
594    $self->{_COREHANDLE}->unload() if ($options->{destroy});    $self->{_COREHANDLE}->unload() if ($options->{destroy});
595    
596    # search for object with given Classname and Guid    # search for object with given Classname and Guid
597    my $obj_tmp = $self->{_COREHANDLE}->remote($classname);    my $obj_tmp = $self->{_COREHANDLE}->remote($options->{classname});
598    my @result = $self->{_COREHANDLE}->select($obj_tmp, $obj_tmp->{guid} eq $guid);    my @result = $self->{_COREHANDLE}->select($obj_tmp, $obj_tmp->{guid} eq $guid);
599        
600    # we searched for global unique identifer of some object,    # we searched for global unique identifer of some object,
601    # so it think we can trust there would be only one result    # so I think we can trust there would be only one result
602    if($result[0]) {    if($result[0]) {
603      return $result[0];      return $result[0];
604    } else {    } else {
605      return "No Object with Classname $classname and GUID $options->{guid} found!";      $logger->error( __PACKAGE__ . "->getObjectByGuid: No Object with Classname $options->{classname} and GUID $guid found!" );
606        return;
607    }    }
608        
609  }  }
# Line 634  sub getCOREHANDLE { Line 661  sub getCOREHANDLE {
661    return $self->{_COREHANDLE};    return $self->{_COREHANDLE};
662  }  }
663    
664    sub dropDb {
665      my $self = shift;
666      my $storage = $self->_getSubLayerHandle();
667      return $storage->dropDb();
668    }
669    
670    sub testAvailability {
671      my $self = shift;
672      my $storage = $self->_getSubLayerHandle();
673      return $storage->testAvailability();
674    }
675    
676  1;  1;
677    __END__
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