Mysql HQL响应org.hibernate.HQL.internal.ast.QuerySyntaxException:意外标记：u

我正在尝试使用HQL获取我系统中所有用户的列表，它向我抛出错误

org.hibernate.HQL.internal.ast.QuerySyntaxException:unexpected token:u

这是我的方法，我正在尝试从数据库中获取所有用户。我正在使用Mysql作为数据库。请查看并让我知道这里的问题是什么

获取所有方法

@SuppressWarnings("unchecked")
    @Override
    @Transactional
    public List<Users> getAllUsers(Users userModel,List<String> errorList) {
        List<Users> allUsersNotRoleSpecific = null;
        try {                                           
            StringBuilder qryStr= new StringBuilder("SELECT u from Users u WHERE u.id !=0 AND u.status= "+Constants.userStatus.ACTIVE );
            if(Utils.isNotNull(userModel)) {
                if(Utils.isNotNull(userModel.getId())) {
                    qryStr.append("AND u.id=:id");
                }           
                if(Utils.isNotNull(userModel.getUniqueUserId())) {
                    qryStr.append("AND u.uniqueUserId=:uniqueUserId");
                }
                if(Utils.isNotNull(userModel.getFirstName())) {
                    qryStr.append("AND u.firstName=:firstName");
                }
                if(Utils.isNotNull(userModel.getLastName())) {
                    qryStr.append("AND u.lastName=:lastName");
                }
                if(Utils.isNotNull(userModel.getDateOfBirth())) {
                    qryStr.append("AND u.dateOfBirth=:dateOfBirth");
                }
                if(Utils.isNotNull(userModel.getEmail())) {
                    qryStr.append("AND u.email=:email");
                }
                if(Utils.isNotNull(userModel.getUserName())) {
                    qryStr.append("AND u.userName=:userName");
                }
                if(Utils.isNotNull(userModel.getPassword())) {
                    qryStr.append("AND u.password=:password");
                }
                if(Utils.isNotNull(userModel.getStatus())) {
                    qryStr.append("AND u.status=:status");
                }
                if(Utils.isNotNull(userModel.getRole())) {
                    qryStr.append("AND u.role=:role");
                }
                if(Utils.isNotNull(userModel.getCountry())) {
                    qryStr.append("AND u.country=:country");
                }
                if(Utils.isNotNull(userModel.getState())) {
                    qryStr.append("AND u.state=:state");
                }
                if(Utils.isNotNull(userModel.getCity())) {
                    qryStr.append("AND u.city=:city");
                }
                if(Utils.isNotNull(userModel.getZipCode())) {
                    qryStr.append("AND u.zipCode=:zipCode");
                }
                if(Utils.isNotNull(userModel.getAddress())) {
                    qryStr.append("AND u.address=:address");
                }
                if(Utils.isNotNull(userModel.getPhoneNumber())) {
                    qryStr.append("AND u.phoneNumber=:phoneNumber");
                }
                if(Utils.isNotNull(userModel.getAddedAt())) {
                    qryStr.append("AND u.addedAt=:addedAt");
                }
            }else {
                errorList.add("No Users Found !");
                logger.info("USER MODEL IS NULL !");
            }
            Query query = entityManager.createQuery(qryStr.toString());
            if(Utils.isNotNull(userModel)) {
                if(Utils.isNotNull(userModel.getId())) {
                    query.setParameter("id",userModel.getId());
                }           
                if(Utils.isNotNull(userModel.getUniqueUserId())) {
                    query.setParameter("uniqueUserId",userModel.getUniqueUserId());
                }
                if(Utils.isNotNull(userModel.getFirstName())) {
                    query.setParameter("firstName",userModel.getFirstName());
                }
                if(Utils.isNotNull(userModel.getLastName())) {
                    query.setParameter("lastName",userModel.getLastName());
                }
                if(Utils.isNotNull(userModel.getDateOfBirth())) {
                    query.setParameter("dateOfBirth",userModel.getDateOfBirth());
                }
                if(Utils.isNotNull(userModel.getEmail())) {
                    query.setParameter("email",userModel.getEmail());
                }
                if(Utils.isNotNull(userModel.getUserName())) {
                    query.setParameter("userName",userModel.getUserName());
                }
                if(Utils.isNotNull(userModel.getPassword())) {
                    query.setParameter("password",userModel.getPassword());
                }
                if(Utils.isNotNull(userModel.getStatus())) {
                    query.setParameter("status",userModel.getStatus());
                }
                if(Utils.isNotNull(userModel.getRole())) {
                    query.setParameter("role",userModel.getRole());
                }
                if(Utils.isNotNull(userModel.getCountry())) {
                    query.setParameter("country",userModel.getCountry());
                }
                if(Utils.isNotNull(userModel.getState())) {
                    query.setParameter("state",userModel.getState());
                }
                if(Utils.isNotNull(userModel.getCity())) {
                    query.setParameter("city",userModel.getCity());
                }
                if(Utils.isNotNull(userModel.getZipCode())) {
                    query.setParameter("zipCode",userModel.getZipCode());
                }
                if(Utils.isNotNull(userModel.getAddress())) {
                    query.setParameter("address",userModel.getAddress());
                }
                if(Utils.isNotNull(userModel.getPhoneNumber())) {
                    query.setParameter("phoneNumber",userModel.getPhoneNumber());
                }
                if(Utils.isNotNull(userModel.getAddedAt())) {
                    query.setParameter("addedAt",userModel.getAddedAt());
                }
            }else {
                errorList.add("No User were Found !!");
            }       
            allUsersNotRoleSpecific = query.getResultList();
        } catch (Exception e) {
            e.printStackTrace();
            logger.info("Error Occured at our End!! Please try again Later");
        }
        logger.info("RETURNED BY GET ALL USERS :: : " + allUsersNotRoleSpecific);
        return allUsersNotRoleSpecific;
    }

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首先检查/记录生成的查询。似乎前面没有空位

---

离题了。看看龙目山和奎里兹尔。它们将大大简化您的代码

您应该在问题上附加一个异常堆栈跟踪

public class Users implements Serializable {

    /**
     * 
     */
    private static final long serialVersionUID = -7142538021673305659L;
    
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    @Column(name="id")
    private Integer id;
    @Column(name="unique_user_id")
    private String uniqueUserId;
    @Column(name="first_name")
    private String firstName;
    @Column(name="last_name")
    private String lastName;
    @Column(name="date_birth")
    private String dateOfBirth;
    @Column(name="email")
    private String email;
    @Column(name="user_name")
    private String userName;
    @Column(name="password")
    private String password;
    @Column(name="status")
    private Integer status;
    @Column(name="role")
    private Integer role;
    @Column(name="country")
    private String country;
    @Column(name="state")
    private String state;
    @Column(name="city")
    private String city;
    @Column(name="zip_code")
    private String zipCode;
    @Column(name="address")
    private String address;
    @Column(name="gender")
    private Integer gender;
    @Column(name="phone_no")
    private String phoneNumber;
    @Column(name="added_at")
    private Timestamp addedAt;
    
    public Users() {
        
    }
    
    public Users(String uniqueUserId, String firstName, String lastName, String dateOfBirth, String email,
            String userName, String password, Integer status, Integer role, String country, String state, String city,
            String zipCode, String address, String phoneNumber,Timestamp addedAt,Integer gender) {
        this.uniqueUserId = uniqueUserId;
        this.firstName = firstName;
        this.lastName = lastName;
        this.dateOfBirth = dateOfBirth;
        this.email = email;
        this.userName = userName;
        this.password = password;
        this.status = status;
        this.role = role;
        this.country = country;
        this.state = state;
        this.city = city;
        this.zipCode = zipCode;
        this.address = address;
        this.phoneNumber = phoneNumber;
        this.addedAt = addedAt;
        this.gender = gender;
    }
    
    public Users(UserDTO userDto) {
        this.firstName = userDto.getFirstName();
        this.lastName = userDto.getLastName();
        this.dateOfBirth = userDto.getDateOfBirth();
        this.email = userDto.getEmail();
        this.userName = userDto.getUserName();
        this.password = userDto.getPassword();
        this.status = userDto.getStatus();
        this.role = userDto.getRole();
        this.country = userDto.getCountry();
        this.state = userDto.getState();
        this.city = userDto.getCity();
        this.zipCode = userDto.getZipCode();
        this.address = userDto.getAddress();
        this.phoneNumber = userDto.getPhoneNumber();
        this.gender = userDto.getGender();
    }

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getUniqueUserId() {
        return uniqueUserId;
    }

    public void setUniqueUserId(String uniqueUserId) {
        this.uniqueUserId = uniqueUserId;
    }

    public String getFirstName() {
        return firstName;
    }

    public void setFirstName(String firstName) {
        this.firstName = firstName;
    }

    public String getLastName() {
        return lastName;
    }

    public void setLastName(String lastName) {
        this.lastName = lastName;
    }

    public String getDateOfBirth() {
        return dateOfBirth;
    }

    public void setDateOfBirth(String dateOfBirth) {
        this.dateOfBirth = dateOfBirth;
    }

    public String getEmail() {
        return email;
    }

    public void setEmail(String email) {
        this.email = email;
    }

    public String getUserName() {
        return userName;
    }

    public void setUserName(String userName) {
        this.userName = userName;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    public Integer getStatus() {
        return status;
    }

    public void setStatus(Integer status) {
        this.status = status;
    }

    public Integer getRole() {
        return role;
    }

    public void setRole(Integer role) {
        this.role = role;
    }

    public String getCountry() {
        return country;
    }

    public void setCountry(String country) {
        this.country = country;
    }

    public String getState() {
        return state;
    }

    public void setState(String state) {
        this.state = state;
    }

    public String getCity() {
        return city;
    }

    public void setCity(String city) {
        this.city = city;
    }

    public String getZipCode() {
        return zipCode;
    }

    public void setZipCode(String zipCode) {
        this.zipCode = zipCode;
    }

    public String getAddress() {
        return address;
    }

    public void setAddress(String address) {
        this.address = address;
    }

    public String getPhoneNumber() {
        return phoneNumber;
    }

    public void setPhoneNumber(String phoneNumber) {
        this.phoneNumber = phoneNumber;
    }

    public Timestamp getAddedAt() {
        return addedAt;
    }

    public void setAddedAt(Timestamp addedAt) {
        this.addedAt = addedAt;
    }

    public Integer getGender() {
        return gender;
    }

    public void setGender(Integer gender) {
        this.gender = gender;
    }

    @Override
    public String toString() {
        return "{\"id\":\"" + id + "\", \"uniqueUserId\":\"" + uniqueUserId + "\", \"firstName\":\"" + firstName
                + "\", \"lastName\":\"" + lastName + "\", \"dateOfBirth\":\"" + dateOfBirth + "\", \"email\":\"" + email
                + "\", \"userName\":\"" + userName + "\", \"password\":\"" + password + "\", \"status\":\"" + status
                + "\", \"role\":\"" + role + "\", \"country\":\"" + country + "\", \"state\":\"" + state
                + "\", \"city\":\"" + city + "\", \"zipCode\":\"" + zipCode + "\", \"address\":\"" + address
                + "\", \"gender\":\"" + gender + "\", \"phoneNumber\":\"" + phoneNumber + "\", \"addedAt\":\"" + addedAt
                + "\"}";
    }

    
}