Source for file Blob.class.php

<?php
 
/**
 * A simple Blob data type.
 *
 * @package harmoni.primitives.collections-text
 * 
 * @copyright Copyright &copy; 2005, Middlebury College
 * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License (GPL)
 *
 * @version $Id: Blob.class.php,v 1.8 2007/09/04 20:25:26 adamfranco Exp $
 */
class Blob 
    extends String 
{
 
    function Blob($string="") {
        $this->_string = $string;
    }
    
    
    /**
     * Instantiates a new Blob object with the passed value.
     * @param string $value 
     * @return ref object
     * @access public
     * @static
     */
    function withValue($value) {
        $string = new Blob($value);
        return $string;
    }
 
    /**
     * Instantiates a new Blob object with the passed value.
     *
     * allowing 'fromString' instantiation
     * @param string $aString 
     * @return ref object
     * @access public
     * @static
     */
    function fromString($aString) {
        $string = new Blob($aString);
        return $string;
    }
 
    function value() {
        return $this->_string;
    }    
}