• NAME
• SYNOPSIS
• DESCRIPTION
• METHODS
• BUGS
• AUTHORS
• SEE ALSO

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NAME

Arch::SharedCache - a synchronized data structure (map) for IPC

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SYNOPSIS

    use Arch::SharedCache;

    my $cache = Arch::SharedCache->new(
        dir => '/tmp/dir-listings',
        max_size   => 100,
        expiration => 600,  # 10 minutes
    );

    sub ls_long { scalar `ls -l $_[0]` }

    my $user_dir = '/usr/share';
    $cache->store($user_dir => ls_long($user_dir));
    $cache->fetch_store(sub { ls_long($_[0]) }, qw(/tmp /bin /usr/share));
    printf "Cached listing of $user_dir:\n%s", $cache->fetch($user_dir);
    $cache->delete($user_dir);

    # examine /tmp/dir-listings/ after running this script
    # see also synopsys of Arch::SharedIndex

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DESCRIPTION

Arch::SharedCache provides an Arch::SharedIndex implementation using a single file per value.

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METHODS

The following methods are available:

new.

Other methods are documented in Arch::SharedIndex.

new options

Create a new Arch::SharedCache object. options is a hash of options.

dir

The cache directory used to store data. Will be created if it doesn't exist.

index_file

Name of the index file for the cache. Defaults to dir/.index.

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BUGS

Awaiting for your reports.

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AUTHORS

Mikhael Goikhman (migo@homemail.com--Perl-GPL/arch-perl--devel)

Enno Cramer (uebergeek@web.de--2003/arch-perl--devel)

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SEE ALSO

For more information, see Arch::SharedIndex.