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#
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# ProjectSearcher.pm
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#
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# Originally Written by Christopher Williams
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#
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# Description
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#
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# Interface
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# ---------
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# new(ScramProjectDB) : A new ProjectSearcher object
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# addproject(name,version) : add the name,version of a project
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# get(level) : return the item corresponding to the nth level
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# newiterator() : return an iterator;
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# levels : return the number of levels available
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package Scram::ProjectSearcher;
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use Scram::SearchIterator;
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require 5.004;
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sub new {
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my $class=shift;
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$self={};
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bless $self, $class;
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$self->{db}=shift;
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$self->{level}=0;
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return $self;
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}
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sub get {
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my $self=shift;
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my $level=shift;
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# instantiate object
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return $self->{db}->getarea(@{$self->{projects}[$level]});
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}
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sub addproject {
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my $self=shift;
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my $name=shift;
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my $version=shift;
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$self->{projects}[$self->{level}++]=[ $name, $version ];
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}
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sub newiterator {
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my $self=shift;
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return Scram::SearchIterator->new($self);
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}
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sub levels {
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my $self=shift;
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return $self->{level}-1;
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}
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