JErrorHandler.class.php

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<?php
include_once("core/system/JBaseObject.class.php");

class JErrorHandler extends JBaseObject
{
        var $errorstack;        
        
        function JErrorHandler()
        {
                $this->errorstack = array();
        }
        
        function &GetInstance()
        {
                static $ob;
                
                if (!isset ($ob))
                {
                        $ob = new JErrorHandler();
                }
                
                return $ob;
        }
        
        function IsError($error)
        {
                if (get_class($error) == "jerror" || is_subclass_of($error, "jerror"))
                        $result = true;
                else
                {
                        if (is_subclass_of($error, "jbaseobject"))
                                $result = $error->GetBaseErrorConstructor();
                }
                
                return $result;
        }       
        
        function PushError($error)
        {
                $this->errorstack[0] = $error;
                
                return $error;
        }
        
        function HasErrors()
        {
                return (count($this->errorstack) > 0);
        }
        
        function PopError()
        {
                return array_pop($this->errorstack);
        }
}
?>

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