code: public void logout( String sessionId ) throws DebugWsException {
  
  		this.logger.finer( "Logging out... Session ID = " + sessionId );
  		WebResource path = this.resource.path( UrlConstants.AUTHENTICATION ).path( "s" );
  		ClientResponse response = this.wsClient.createBuilder( path ).get( ClientResponse.class );
  		this.logger.finer( String.valueOf( response.getStatusInfo()));
  		this.wsClient.setSessionId( null );
  	}
docs: Terminates a session.
  @param sessionId a session ID
  @throws DebugWsException