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############################################ |
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# |
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# $Id: Tangram.pm,v 1.1 2002/11/29 04:55:45 joko Exp $ |
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# |
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# $Log: Tangram.pm,v $ |
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# Revision 1.1 2002/11/29 04:55:45 joko |
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# + initial check-in |
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joko |
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# |
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# |
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############################################ |
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package Data::Storage::Result::Tangram; |
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use strict; |
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use warnings; |
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use base ("Data::Storage::Result::Abstract"); |
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use Data::Dumper; |
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use Data::Compare::Struct qw( isEmpty ); |
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sub DESTROY { |
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my $self = shift; |
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#$logger->debug( __PACKAGE__ . "->" . "DESTROY" ); |
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$self->{RESULTHANDLE} && $self->{RESULTHANDLE}->close(); |
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} |
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sub getNextEntry { |
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my $self = shift; |
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return if !$self->{RESULTHANDLE}; |
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$self->{resulthandle_type} = ref($self->{RESULTHANDLE}) if !$self->{resulthandle_type}; |
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# is result already opened? |
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if ($self->{open}) { |
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$self->{entry_count}++; |
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return $self->{RESULTHANDLE}->next() |
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if $self->{resulthandle_type} eq 'Tangram::Cursor'; |
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return $self->{members}->[$self->{entry_count}] |
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if $self->{resulthandle_type} eq 'Set::Object'; |
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# open result! |
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} else { |
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$self->{entry_count} = 0; |
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return $self->{RESULTHANDLE}->execute() |
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if $self->{resulthandle_type} eq 'Tangram::Cursor'; |
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#print Dumper($self->{RESULTHANDLE}->members()); exit; |
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if ($self->{resulthandle_type} eq 'Set::Object') { |
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my @members = $self->{RESULTHANDLE}->members(); |
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$self->{members} = \@members; |
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return $self->{members}->[$self->{entry_count}]; |
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} |
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$self->{open} = 1; |
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} |
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} |
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sub getStatus { |
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my $self = shift; |
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my $status; |
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if ($self->{resulthandle_type} eq 'Tangram::Cursor') { |
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$status = { |
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err => $self->{RESULTHANDLE}->err, |
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errstr => $self->{RESULTHANDLE}->errstr, |
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state => $self->{RESULTHANDLE}->state, |
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}; |
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} |
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if ($self->{resulthandle_type} eq 'Set::Object') { |
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#print Dumper($self->{RESULTHANDLE}->members()); |
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$status = { |
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empty => isEmpty($self->{RESULTHANDLE}), |
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}, |
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} |
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return $status; |
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} |
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