Liferay-Blog

Necessary utility classes:

com.liferay.portal.util.PortalUtil

Get current logged-in user:

PortalUtil.getUser(PortletRequest request);

Avoid password reset on first login programmatically(can also be achieved by setting portal.properties [klick]):

user.setPasswordReset(false);
UserLocalServiceUtil.updateUser(user);

Avoid terms of use on first login programmatically(can also be achieved by setting portal.properties [klick]):

UserLocalServiceUtil.updateAgreedToTermsOfUse(User user, true);