private static String getSpringVersion ( ) { Properties properties = new Properties ( ) ; try { properties . load ( SpringSecurityCoreVersion . class . getClassLoader ( ) . getResourceAsStream ( "META-INF/spring-security.versions" ) ) ; } catch ( IOException | NullPointerException e ) { return null ; } return properties . getProperty ( "org.springframework:spring-core" ) ; }
Loads the spring version or null if it cannot be found .