adding atomic file

diff --git a/lib/MooseX/Storage/Engine/IO/AtomicFile.pm b/lib/MooseX/Storage/Engine/IO/AtomicFile.pm
new file mode 100644 (file)
index 0000000..89fc8cf
--- /dev/null
+++ b/lib/MooseX/Storage/Engine/IO/AtomicFile.pm
@@ -0,0 +1,87 @@
+
+package MooseX::Storage::Engine::IO::AtomicFile;
+use Moose;
+
+use IO::AtomicFile;
+
+has 'file' => (
+       is       => 'ro',
+       isa      => 'Str',      
+       required => 1,
+);
+
+sub load { 
+       my ($self) = @_;
+       # NOTE:
+       # AtomicFile gives us no real 
+       # benefit when reading, so why
+       # bother
+       # - SL
+       my $fh = IO::File->new($self->file, 'r');
+       return do { local $/; <$fh>; };
+}
+
+sub store {
+       my ($self, $data) = @_;
+       my $fh = IO::AtomicFile->new($self->file, 'w');
+       print $fh $data;
+       $fh->close() 
+           || confess "Could not write atomic file (" . $self->file . ") because: $!";
+}
+
+1;
+
+__END__
+
+=pod
+
+=head1 NAME
+
+MooseX::Storage::Engine::IO::File
+
+=head1 SYNOPSIS
+
+=head1 DESCRIPTION
+
+=head1 METHODS
+
+=over 4
+
+=item B<file>
+
+=item B<load>
+
+=item B<store ($data)>
+
+=back
+
+=head2 Introspection
+
+=over 4
+
+=item B<meta>
+
+=back
+
+=head1 BUGS
+
+All complex software has bugs lurking in it, and this module is no 
+exception. If you find a bug please either email me, or add the bug
+to cpan-RT.
+
+=head1 AUTHOR
+
+Chris Prather E<lt>chris.prather@iinteractive.comE<gt>
+
+Stevan Little E<lt>stevan.little@iinteractive.comE<gt>
+
+=head1 COPYRIGHT AND LICENSE
+
+Copyright 2007 by Infinity Interactive, Inc.
+
+L<http://www.iinteractive.com>
+
+This library is free software; you can redistribute it and/or modify
+it under the same terms as Perl itself.
+
+=cut