User details add and get the programatically.

Add the user details in Programatically.
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ThemeDisplay themeDisplay = (ThemeDisplay) req.getAttribute(WebKeys.THEME_DISPLAY);
User user = null;

String emailaddress = ParamUtil.getString(“emailaddress”);

String screenName = ParamUtil. getString(“screenname”);

List<User> users = UserLocalServiceUtil.getUsers(0, UserLocalServiceUtil.getUsersCount());

for(User user : users) {

    if(emailAddress.equalsIgnoreCase(user.getEmailAddress()) || screenName.equalsIgnoreCase(user.getScreenName())){

            System.out.println(“user is already exists ”);

             }

             else{

             }

         }

               long[] groupIds = {themeDisplay.getLayout().getGroupId()};

               ServiceContext serviceContext = ServiceContextFactory.getInstance(User.class.getName(), req);

serviceContext.setScopeGroupId(themeDisplay.getLayout().getGroupId());

long[] roleIds = {};

long[] organisationIds = {};

long[] userGroupIds = {};

user =UserLocalServiceUtil.addUser(20199, themeDisplay.getCompanyId(), true, "", "", false, screenNam, emailAddrs,facebookId, "", Locale.ENGLISH, firstName, "", lastNameUsr, 1, 1, true, 10, 10, 1900, "", groupIds, roleIds, organisationIds, userGroupIds, true, serviceContext);

Get the current user login details:

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User user = null;

ThemeDisplay themeDisplay = (ThemeDisplay) req.getAttribute(WebKeys.THEME_DISPLAY);

user = themeDisplay.getUser();

long curLoginUserid = user.getUserId();

Update the current user login details:

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String email = UpdateForm.getEmailAddress();

String updateScreenName = UpdateForm.getScreenName();

String updateFstName = UpdateForm.getFisrtName();

String updateLastName = UpdateForm.getLastName();

String updateCompanyName = UpdateForm.getCompanyName();

                             

ThemeDisplay themeDisplay = (ThemeDisplay) req.getAttribute(WebKeys.THEME_DISPLAY);

User loginUser = themeDisplay.getUser();

loginUser.setEmailAddress(email);

loginUser.setUserId(userId);

loginUser.setFirstName(updateFstName);

loginUser.setLastName(updateLastName);

loginUser.setScreenName(updateScreenName);

UserLocalServiceUtil.updateUser(loginUser);