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<?php
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/**
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* This file contains the class XML_Query2XML_Data_Source.
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*
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* PHP version 5
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*
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* @category XML
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* @package XML_Query2XML
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* @author Lukas Feiler <lukas.feiler@lukasfeiler.com>
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* @copyright 2009 Lukas Feiler
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* @license http://www.gnu.org/copyleft/lesser.html LGPL Version 2.1
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* @version CVS: $Id: Source.php 309898 2011-04-02 17:38:08Z lukasfeiler $
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* @link http://pear.php.net/package/XML_Query2XML
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*/
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/**
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* XML_Query2XML_Data_Source extends XML_Query2XML_Data.
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*/
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require_once 'XML/Query2XML/Data.php';
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/**
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* Abstract class extended by all Data Source Classes.
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*
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* @category XML
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* @package XML_Query2XML
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* @author Lukas Feiler <lukas.feiler@lukasfeiler.com>
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* @copyright 2009 Lukas Feiler
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* @license http://www.gnu.org/copyleft/lesser.html LGPL Version 2.1
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* @version Release: 1.7.2
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* @link http://pear.php.net/package/XML_Query2XML
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* @since Release 1.7.1RC1
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*/
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abstract class XML_Query2XML_Data_Source extends XML_Query2XML_Data
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{
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/**
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* Returns the first pre-processor.
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*
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* As this is a Data Source Class, it has no pre-processors.
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* Therefore $this will be returned.
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*
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* @return XML_Query2XML_Data_Source $this
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*/
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public final function getFirstPreProcessor()
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{
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return $this;
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}
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/**
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* Replaces every occurence of an asterisk ('*') in the data source
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* specification.
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*
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* @param string $columnName The name of the column that is to replace
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* all occurences of '*'.`
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*
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* @return void
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*/
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public abstract function replaceAsterisks($columnName);
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}
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?>
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