question: public boolean validateToken ( EndpointSpecification endpointSpecification , SecurityToken toBeValidatedToken ) throws SoapSTSConsumerException { STSClient client = getSTSClient ( stsInstanceWsdlUrl , endpointSpecification . serviceQName , endpointSpecification . portQName ) ; client . setTokenType ( STSConstants . STATUS ) ; try { client . validateSecurityToken ( toBeValidatedToken ) ; return true ; } catch ( TrustException e ) { return false ; } catch ( Exception e ) { throw new SoapSTSConsumerException ( e . getMessage ( ) , e ) ; } }
target:  Invokes the soap-sts Validate operation