question: public static boolean verifyRequestTime ( ContainerRequestContext context , long skew , IDiagnosticsLogger log ) { long currentTime = System . currentTimeMillis ( ) ; Date beginsAt = new Date ( currentTime - skew ) ; Date expiresAt = new Date ( currentTime + skew ) ; Date requestTime = context . getDate ( ) ; if ( requestTime . before ( beginsAt ) || requestTime . after ( expiresAt ) ) { log . error ( String . format ( "Request time outside of acceptable range. Request time: '%s'. Acceptable range: ['%s', '%s']" , requestTime , beginsAt , expiresAt ) ) ; return false ; } return true ; }
target:  Verifies the request was issued within a certain amount of skew.