/**
* Returns a reference to the global JCli object, only creating it if it
* doesn't already exist.
*
* This method must be invoked as: $cli = JCli::getInstance();
*
* @return JCli A JCli object
*
* @since 11.1
*/
public static function &getInstance()
{
// Only create the object if it doesn't exist.
if (empty(self::$instance)) {
self::$instance = new JCli();
}
return self::$instance;
}
/**
* Returns a reference to the global JCli object, only creating it if it
* doesn't already exist.
*
* This method must be invoked as: $cli = JCli::getInstance();
*
* @return JCli A JCli object
*
* @since 11.1
*/
public static function &getInstance($name = null)
{
// Only create the object if it doesn't exist.
if (empty(self::$instance)) {
if (class_exists($name) && $name instanceof JCli) {
self::$instance = new $name();
} else {
self::$instance = new JCli();
}
}
return self::$instance;
}
/**
* Returns a reference to the global JCli object, only creating it if it
* doesn't already exist.
*
* This method must be invoked as: $cli = JCli::getInstance();
*
* @param string $name The name of the JCli class to instantiate.
*
* @return JCli A JCli object
*
* @since 11.1
*/
public static function & getInstance($name = null)
{
// Only create the object if it doesn't exist.
if (empty(self::$instance)) {
if (class_exists($name) && (is_subclass_of($name, 'JCli'))) {
self::$instance = new $name;
}
else {
self::$instance = new JCli;
}
}
return self::$instance;
}
