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##-*- Mode: CPerl -*- |
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## |
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## File: Tie/File/Indexed/FreezeN.pm |
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## Author: Bryan Jurish |
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## Description: tied array access to indexed data files: Storable-frozen references (network byte-order) |
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package Tie::File::Indexed::FreezeN; |
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use Tie::File::Indexed::Freeze; |
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use Storable; |
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use strict; |
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##====================================================================== |
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## Globals |
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our @ISA = qw(Tie::File::Indexed::Freeze); |
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##====================================================================== |
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## Subclass API: Data I/O: overrides |
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## $bool = $tfi->writeData($data) |
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## + override transparently encodes data using Storable::nfreeze() |
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sub writeData { |
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return 1 if (!defined($_[1])); ##-- don't waste space on undef |
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return $_[0]{datfh}->print( Storable::nfreeze($_[1]) ); |
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} |
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## $data_or_undef = $tfi->readData($length) |
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## + inherited method from Tie::File::Indexed::Freeze transparently decodes data using Storable::thaw() |
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1; ##-- be happpy |