userRegistrationValidator

package com.education.vidyarthi.online.validator;

import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;




import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.validation.Errors;
import org.springframework.validation.ValidationUtils;

import com.education.vidyarthi.online.service.UserService;
@Component("userRegistrationValidator")
public class UserRegistrationValidator {
    @Autowired
    private UserService userService;
   
    public boolean supports(Class<?> klass) {
        return UserForm.class.isAssignableFrom(klass);
      }
   
    public void validate(Object target, Errors errors){
        UserForm userForm = (UserForm) target;
        ValidationUtils.rejectIfEmptyOrWhitespace(errors, "phoneNo","NotEmpty.userForm.phoneNo","phoneNo must not be Empty.");
        // check userEmail errors.....Start..............................
        if((userForm.getUserEmail()).length()>0){
            userForm.setUserEmail((userForm.getUserEmail().trim()));
            Pattern p=Pattern.compile(".+@.+\\.[a-z]+");
            Matcher m=p.matcher(userForm.getUserEmail());
            boolean b=m.matches();
            if(b!=true){
              errors.rejectValue("userEmail", "userEmail.is.not.valid", "User Email not a well-formed email address.");
             }else{
              List userlist=userService.getUserByUserEmail(userForm.getUserEmail());
              if(userlist!=null && userlist.size()>0){
                  errors.rejectValue("userEmail", "matchUserEmail.memberForm.userEmail", "User Email already exist.");
                }
             }
          }
        // check userEmail errors.....End.............................
        if((userForm.getUserGender()).equals("-1")){
           errors.rejectValue("userGender", "select.userForm.userGender","Select Gender." );
         }
        if(!(userForm.getPassword()).equals(userForm.getConfirmPassword())){
          errors.rejectValue("password", "matchpassword.userForm.password","Password and Confirm Password do not match." );
         }
    }

}

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