Updated code

src/main/java/net/gepafin/tendermanagement/dao/UserDao.java

@@ -18,6 +18,7 @@ import net.gepafin.tendermanagement.model.util.JWTToken;
 import net.gepafin.tendermanagement.repositories.BeneficiaryRepository;
 import net.gepafin.tendermanagement.repositories.UserRepository;
 import net.gepafin.tendermanagement.service.CompanyService;
+import net.gepafin.tendermanagement.service.RoleService;
 import net.gepafin.tendermanagement.service.impl.AuthenticationService;
 import net.gepafin.tendermanagement.util.Utils;
 import net.gepafin.tendermanagement.web.rest.api.errors.CustomValidationException;
@@ -57,6 +58,8 @@ public class UserDao {
     
     @Autowired
     private BeneficiaryRepository beneficiaryRepository;
+    @Autowired
+    private RoleService roleService;
 
     
     public JWTToken createUser(HttpServletRequest request, String tempToken, UserReq userReq) {
@@ -359,7 +362,8 @@ public class UserDao {
         List<UserEntity> users;
         if (roleId != null) {
             log.info("Fetching users by role ID: {}", roleId);
-            users = userRepository.findByRoleEntityId(roleId);
+            RoleEntity roleEntity=roleService.validateRole(roleId);
+            users = userRepository.findByRoleEntityId(roleEntity.getId());
         } else {
             log.info("Fetching all users");
             users = userRepository.findAll();

src/main/java/net/gepafin/tendermanagement/service/RoleService.java

@@ -1,5 +1,6 @@
 package net.gepafin.tendermanagement.service;
 
+import net.gepafin.tendermanagement.entities.RoleEntity;
 import net.gepafin.tendermanagement.model.request.RoleReq;
 import net.gepafin.tendermanagement.model.response.RoleResponseBean;
 
@@ -15,4 +16,5 @@ public interface RoleService {
     void deleteRole(Long roleId);
 
     List<RoleResponseBean> getAllRoles();
+    RoleEntity validateRole(Long roleId);
 }

src/main/java/net/gepafin/tendermanagement/service/impl/RoleServiceImpl.java

@@ -3,6 +3,7 @@ package net.gepafin.tendermanagement.service.impl;
 import java.util.List;
 
 import net.gepafin.tendermanagement.dao.RoleDao;
+import net.gepafin.tendermanagement.entities.RoleEntity;
 import net.gepafin.tendermanagement.model.request.RoleReq;
 import net.gepafin.tendermanagement.model.response.RoleResponseBean;
 import net.gepafin.tendermanagement.service.RoleService;
@@ -46,4 +47,10 @@ public class RoleServiceImpl implements RoleService {
         return roleDao.getAllRoles();
 
     }
+    @Override
+    @Transactional(readOnly = true)
+    public RoleEntity validateRole(Long roleId) {
+        return roleDao.validateRole(roleId);
+
+    }
 }