sub new {
    my $class = shift;
    my $self  = bless(
        {
            'diskNumber'                            => 0,
            'diskNumberWithStartOfCentralDirectory' => 0,
            'numberOfCentralDirectoriesOnThisDisk'  => 0, # shld be # of members
            'numberOfCentralDirectories'            => 0, # shld be # of members
            'centralDirectorySize' => 0,    # must re-compute on write
            'centralDirectoryOffsetWRTStartingDiskNumber' =>
              0,                            # must re-compute
            'writeEOCDOffset'             => 0,
            'writeCentralDirectoryOffset' => 0,
            'zipfileComment'              => '',
            'eocdOffset'                  => 0,
            'fileName'                    => ''
        },
        $class
    );
    $self->{'members'} = [];
    my $fileName = ( ref( $_[0] ) eq 'HASH' ) ? shift->{filename} : shift;
    if ($fileName) {
        my $status = $self->read($fileName);
        return $status == AZ_OK ? $self : undef;
    }
    return $self;
}

##</code><code>##

sub new
{
    my $class = shift;
    my $self = bless {}, $class;
    return $self->init(@_);
}


sub init
{
    my $self = shift;
    $self->_alloc_pstate;

    my %arg = @_;
    my $api_version = delete $arg{api_version} || (@_ ? 3 : 2);
    if ($api_version >= 4) {
        require Carp;
...

##</code><code>##

sub new {
        my $class = shift;

        my $args = $class->_get_args(@_);

        croak "attempting to perform request without setting a service URL"
                unless ( defined $class->service );

        my $uri = URI->new( $class->service );
        $uri->query_form( $args );

        unless ( defined $class->http_referer ) {
                carp "attempting to search without setting a valid http referer header";
                $class->http_referer( DEFAULT_REFERER );
        }

        my $request = HTTP::Request->new( GET => $uri, [ 'Referer', $class->http_referer ] );

        my $ua = LWP::UserAgent->new();
        $ua->env_proxy;

        my $response = $ua->request( $request );

        croak sprintf qq/HTTP request failed: %s/, $response->status_line
                unless $response->is_success;

        my $content = $response->content;

        my $json = JSON::Any->new();
        my $self = $json->decode($content);

        return bless $self, $class;
}
sub new {
        my $class = shift;

        my $args = $class->_get_args(@_);

        croak "attempting to perform request without setting a service URL"
                unless ( defined $class->service );

        my $uri = URI->new( $class->service );
        $uri->query_form( $args );

        unless ( defined $class->http_referer ) {
                carp "attempting to search without setting a valid http referer header";
                $class->http_referer( DEFAULT_REFERER );
        }

        my $request = HTTP::Request->new( GET => $uri, [ 'Referer', $class->http_referer ] );

        my $ua = LWP::UserAgent->new();
        $ua->env_proxy;

        my $response = $ua->request( $request );

        croak sprintf qq/HTTP request failed: %s/, $response->status_line
                unless $response->is_success;

        my $content = $response->content;

        my $json = JSON::Any->new();
        my $self = $json->decode($content);

        return bless $self, $class;
}