gistfile1.php

<?php

// Import the data source context configuration.
$context->import('dataSource.context.php');

// Setup the string configuration object.
$context->set('stringConfiguration', array(
    // We use a Composite Configuration!
    'className' => 'hc_configuration_CompositeConfiguration',
    'constructorArgs' => array(
        'configurations' => array(
            $context->set(array(
                // Use a Properties Configuration for the default values.
                'className' => 'hc_configuration_PropertiesConfiguration',
                'constructorArgs' => array(
                    'location' => 'strings.properties',
                ),
            )),
            $context->set('samplePdoConfiguration', array(
                // Use a PDO Configuration for the overridden values.
                'className' => 'hc_configuration_PdoConfiguration',
                'constructorArgs' => array(
                    'dataSource' => $context->ref('dataSource'),
                ),
            )),
        ),
    ),
));
?>