Fixed many-to-one relation in DAO class

src/main/java/model/hibernate/UserRoleHibernateDAO.java

@@ -2,7 +2,14 @@
 
 import java.util.Collection;
 
+import org.hibernate.query.criteria.HibernateCriteriaBuilder;
+
+import jakarta.persistence.criteria.CriteriaQuery;
+import jakarta.persistence.criteria.Join;
+import jakarta.persistence.criteria.Root;
 import model.UserRoleDAO;
+import model.pojo.Role;
+import model.pojo.User;
 import model.pojo.UserRole;
 
 /**
@@ -30,16 +37,30 @@ public Collection<UserRole> findById(Long id) {
 	 * Find UserRole by userId
 	 */
 	public Collection<UserRole> findByUserId(Long userId) {
-	    //TODO Fix me
-		return super.findByFieldName("id", userId);
+        HibernateCriteriaBuilder cb = getSession().getCriteriaBuilder();
+        CriteriaQuery<UserRole> cq = cb.createQuery(UserRole.class);
+
+        Root<UserRole> userRoleRoot = cq.from(UserRole.class);
+        Join<UserRole, User> userJoin = userRoleRoot.join("user");
+
+        cq.where(cb.equal(userJoin.get("id"), userId));
+
+        return getSession().createQuery(cq).getResultList();
 	}
 
 	/**
 	 * Find UserRole by roleId
 	 */
 	public Collection<UserRole> findByRoleId(Long roleId) {
-		//TODO Fix me
-	    return super.findByFieldName("id", roleId);
+        HibernateCriteriaBuilder cb = getSession().getCriteriaBuilder();
+        CriteriaQuery<UserRole> cq = cb.createQuery(UserRole.class);
+
+        Root<UserRole> userRoleRoot = cq.from(UserRole.class);
+        Join<UserRole, Role> userJoin = userRoleRoot.join("role");
+
+        cq.where(cb.equal(userJoin.get("id"), roleId));
+
+        return getSession().createQuery(cq).getResultList();
 	}
 
 }