Liferay Groovy PermissionCache Clear

LiferayPermissionCacheUserClear.groovy

import com.liferay.portal.model.User;
import com.liferay.portal.util.*;
import com.liferay.portal.service.*;
import com.liferay.portal.service.ServiceContext;
import com.liferay.portal.security.permission.*;

try {
  long companyId = PortalUtil.getDefaultCompanyId();
  User user = UserLocalServiceUtil.getUserByScreenName(companyId, "sasupport" );
	out.println("User:"+user);						

  PermissionCacheUtil.clearCache(user.getUserId());

	out.println("Users permissions cleared");						

}catch (e) {
	out.println("Error = " + e.getMessage());
}