ArgumentChecker.notNull(securitySource, "securitySource");
ArgumentChecker.notNull(executor, "executor");
_data = new WebPortfoliosData();
data().setPortfolioMaster(portfolioMaster);
data().setPositionMaster(positionMaster);
_securityLinkResolver = new SecurityLinkResolver(executor, securitySource, VersionCorrection.LATEST);
}