protected function createMetaInfoFolderAndFile()
    {
        $this->metaInfFolder = $this->createFolder($this->rootFolder, self::META_INF_FOLDER_NAME);

        $this->createManifestFile();

        return $this;
    }
protected function createMetaInfoFolderAndFile()
    {
        $this->metaInfFolder = $this->createFolder($this->rootFolder, self::META_INF_FOLDER_NAME);

        $this->createManifestFile();

        return $this;
    }
protected function createMetaInfoFolderAndFile ( ) { $ this -> metaInfFolder = $ this -> createFolder ( $ this -> rootFolder , self :: META_INF_FOLDER_NAME ) ; $ this -> createManifestFile ( ) ; return $ this ; }
Creates the "META-INF" folder under the root folder as well as the "manifest.xml" file in it

@return FileSystemHelper
@throws \Box\Spout\Common\Exception\IOException If unable to create the folder or the "manifest.xml" file
Creates the META - INF folder under the root folder as well as the manifest . xml file in it