/[cvs]/nfo/perl/libs/Data/Rap/Metadata.pm
ViewVC logotype

Diff of /nfo/perl/libs/Data/Rap/Metadata.pm

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 1.2 by joko, Thu Feb 20 20:04:35 2003 UTC revision 1.4 by joko, Sun Jun 20 16:12:24 2004 UTC
# Line 2  Line 2 
2  ##  $Id$  ##  $Id$
3  ## ----------------------------------------------------------------------  ## ----------------------------------------------------------------------
4  ##  $Log$  ##  $Log$
5    ##  Revision 1.4  2004/06/20 16:12:24  joko
6    ##  + sub indexTargets
7    ##  modified getTargetDetails to use cached target details
8    ##
9    ##  Revision 1.3  2003/03/29 07:13:19  joko
10    ##  better exception handling if target was not found in xml
11    ##
12  ##  Revision 1.2  2003/02/20 20:04:35  joko  ##  Revision 1.2  2003/02/20 20:04:35  joko
13  ##  renamed methods  ##  renamed methods
14  ##  - refactored xml-specific code to Data::Storage::Handler::XML  ##  - refactored xml-specific code to Data::Storage::Handler::XML
# Line 20  use warnings; Line 27  use warnings;
27    
28  use Data::Dumper;  use Data::Dumper;
29  use DesignPattern::Object;  use DesignPattern::Object;
30    use Storable;
31    
32    
33  sub accessMetadata {  sub accessMetadata {
# Line 38  sub accessMetadata { Line 46  sub accessMetadata {
46  sub getTargetList {  sub getTargetList {
47    my $self = shift;    my $self = shift;
48    
49    $self->log( "Reading Job Database from XML.", 'notice' );    $self->log( "Reading database of targets (dot) from XML.", 'notice' );
50    
51    # prepare access to metadata (assure instantiated storage handle)    # prepare access to metadata (assure instantiated storage handle)
52    my $mdbe = $self->accessMetadata();    my $mdbe = $self->accessMetadata();
# Line 80  sub getTargetList { Line 88  sub getTargetList {
88  sub getTargetDetails {  sub getTargetDetails {
89    my $self = shift;    my $self = shift;
90    my $target = shift;    my $target = shift;
91      my $options = shift;
92      
93      # check cache and return result from there
94      if (my $result = $self->{cache}->{targets}->{$target} and not $options->{force}) {
95        return $result;
96      }
97      
98      # get metadata for single task from storage
99    my $mdbe = $self->accessMetadata();    my $mdbe = $self->accessMetadata();
100    $mdbe->sendQuery("*/target[\@name=\"$target\"]");    $mdbe->sendQuery("*/target[\@name=\"$target\"]");
101      
102      # FIXME: this is wrong behaviour! upper statement should return a proper
103      # result, which itself (already) has the method 'isEmpty' or similar...
104      if ($mdbe->isEmpty()) {
105        $self->log( "Target '$target' not found.", 'notice' );
106        return;
107      }
108      
109    my $tree = $mdbe->toEasyTree();    my $tree = $mdbe->toEasyTree();
110      
111      # trace
112      #print Dumper($tree);
113      #exit;
114      
115    return $tree;    return $tree;
116  }  }
117    
118    sub indexTargets {
119      my $self = shift;
120      my $options = shift;
121      
122      my $filename = 'rap.xml.cache';
123      
124      if ($options->{build}) {
125        $self->log("Building index of Targets", 'notice');
126        # clear cache
127        delete $self->{cache}->{targets};
128        my $list = $self->getTargetList();
129        foreach my $target (@$list) {
130          $self->log("Reading target: $target->{name}", 'info');
131          my $details = $self->getTargetDetails($target->{name}, { force => 1 });
132          $self->{cache}->{targets}->{$target->{name}} = $details;
133        }
134        store $self->{cache}->{targets}, $filename;
135        
136      } elsif ($options->{load}) {
137        if (not -e $filename) {
138          return;
139        }
140        if ($self->{cache}->{targets} = retrieve($filename)) {
141          return 1;
142        }
143      
144      } else {
145        $self->log("Please call with options build or load", 'warning');
146      
147      }
148    }
149    
150  1;  1;
151  __END__  __END__

Legend:
Removed from v.1.2  
changed lines
  Added in v.1.4

MailToCvsAdmin">MailToCvsAdmin
ViewVC Help
Powered by ViewVC 1.1.26 RSS 2.0 feed