public static List < ParamValueMetaData > getServletInitParams ( final ServletMetaData servletMD ) { List < ParamValueMetaData > initParamsMD = servletMD . getInitParam ( ) ; if ( initParamsMD == null ) { initParamsMD = new LinkedList < ParamValueMetaData > ( ) ; servletMD . setInitParam ( initParamsMD ) ; } return initParamsMD ; }
Gets init parameters meta data from servlet meta data . If not found it creates new init parameters meta data and associates them with servlet meta data .