protected function loadFile(PhingFile $file)
    {
        $props = new Properties();
        try {
            if ($file->exists()) {
                $props->load($file);

                $this->addProperties($props);
            } else {
                $this->log(
                    'Unable to find property file: ' . $file->getAbsolutePath(),
                    Project::MSG_VERBOSE
                );
            }
        } catch (IOException $ex) {
            throw new BuildException($ex, $this->getLocation());
        }
    }