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DBA.php
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DBA.php
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<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*/
namespace Cdb\Writer;
use Cdb\Exception;
use Cdb\Writer;
/**
* Writer class which uses the DBA extension (php-dba)
*/
class DBA extends Writer {
/**
* The file handle
*/
protected $handle;
/**
* Create the object and open the file.
*
* @param string $fileName
*/
public function __construct( string $fileName ) {
$this->realFileName = $fileName;
$this->tmpFileName = $fileName . '.tmp.' . mt_rand( 0, 0x7fffffff );
$this->handle = dba_open( $this->tmpFileName, 'n', 'cdb_make' );
if ( !$this->handle ) {
throw new Exception( 'Unable to open CDB file for write "' . $fileName . '"' );
}
}
public function set( $key, $value ): void {
dba_insert( $key, $value, $this->handle );
}
public function close(): void {
if ( $this->handle ) {
dba_close( $this->handle );
if ( $this->isWindows() ) {
unlink( $this->realFileName );
}
if ( !rename( $this->tmpFileName, $this->realFileName ) ) {
throw new Exception( 'Unable to move the new CDB file into place.' );
}
}
$this->handle = null;
}
}

File Metadata

Mime Type
text/x-php
Expires
Wed, Aug 19, 11:58 (3 w, 2 d ago)
Storage Engine
local-disk
Storage Format
Raw Data
Storage Handle
5c/43/a4d58af6f89a4976600df72533fe
Default Alt Text
DBA.php (1 KB)

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