BAEL-2804 JPA Query Parameters Usage - formatting style
Fix formatting style.
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glopez
parent
07adfc9e70
commit
0ef4938069
@ -7,74 +7,73 @@ import javax.persistence.GenerationType;
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import javax.persistence.Id;
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import javax.persistence.Table;
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@Entity
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@Table(name = "employees")
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public class Employee {
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/**
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*
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*/
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private static final long serialVersionUID = 1L;
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/**
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*
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*/
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private static final long serialVersionUID = 1L;
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@Id
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@GeneratedValue(strategy = GenerationType.IDENTITY)
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@Column(name = "id")
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private Long id;
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@Column(name = "employee_number", unique = true)
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private String empNumber;
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@Column(name = "employee_name")
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private String name;
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@Column(name = "employee_age")
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private int age;
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@Id
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@GeneratedValue(strategy = GenerationType.IDENTITY)
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@Column(name = "id")
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private Long id;
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public Employee() {
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super();
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}
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@Column(name = "employee_number", unique = true)
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private String empNumber;
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public Employee(Long id, String empNumber) {
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super();
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this.id = id;
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this.empNumber = empNumber;
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}
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@Column(name = "employee_name")
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private String name;
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public Long getId() {
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return id;
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}
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@Column(name = "employee_age")
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private int age;
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public void setId(Long id) {
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this.id = id;
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}
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public Employee() {
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super();
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}
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public String getName() {
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return name;
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}
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public Employee(Long id, String empNumber) {
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super();
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this.id = id;
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this.empNumber = empNumber;
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}
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public int getAge() {
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return age;
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}
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public Long getId() {
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return id;
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}
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public void setAge(int age) {
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this.age = age;
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}
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public void setId(Long id) {
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this.id = id;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getName() {
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return name;
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}
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public String getEmpNumber() {
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return empNumber;
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}
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public int getAge() {
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return age;
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}
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public void setEmpNumber(String empNumber) {
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this.empNumber = empNumber;
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}
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public void setAge(int age) {
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this.age = age;
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}
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public static long getSerialversionuid() {
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return serialVersionUID;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getEmpNumber() {
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return empNumber;
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}
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public void setEmpNumber(String empNumber) {
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this.empNumber = empNumber;
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}
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public static long getSerialversionuid() {
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return serialVersionUID;
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}
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}
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@ -1,7 +1,6 @@
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package com.baeldung.jpa.queryparams;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.List;
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import javax.persistence.EntityManager;
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@ -24,89 +23,87 @@ import org.junit.Test;
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*/
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public class JPAQueryParamsUnitTest {
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private static EntityManager entityManager;
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@BeforeClass
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public static void setup() {
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private static EntityManager entityManager;
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@BeforeClass
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public static void setup() {
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EntityManagerFactory factory = Persistence.createEntityManagerFactory("jpa-h2-queryparams");
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entityManager = factory.createEntityManager();
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}
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}
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@Test
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@Test
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public void givenEmpNumber_whenUsingPositionalParameter_thenReturnExpectedEmployee() {
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TypedQuery<Employee> query = entityManager.createQuery(
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"SELECT e FROM Employee e WHERE e.empNumber = ?1" , Employee.class);
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String empNumber = "A123";
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Employee employee = query.setParameter(1, empNumber).getSingleResult();
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TypedQuery<Employee> query = entityManager.createQuery("SELECT e FROM Employee e WHERE e.empNumber = ?1", Employee.class);
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String empNumber = "A123";
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Employee employee = query.setParameter(1, empNumber)
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.getSingleResult();
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Assert.assertNotNull("Employee not found", employee);
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}
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@Test
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@Test
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public void givenEmpNumberList_whenUsingPositionalParameter_thenReturnExpectedEmployee() {
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TypedQuery<Employee> query = entityManager.createQuery(
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"SELECT e FROM Employee e WHERE e.empNumber IN (?1)" , Employee.class);
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List<String> empNumbers = Arrays.asList("A123", "A124");
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List<Employee> employees = query.setParameter(1, empNumbers).getResultList();
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TypedQuery<Employee> query = entityManager.createQuery("SELECT e FROM Employee e WHERE e.empNumber IN (?1)", Employee.class);
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List<String> empNumbers = Arrays.asList("A123", "A124");
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List<Employee> employees = query.setParameter(1, empNumbers)
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.getResultList();
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Assert.assertNotNull("Employees not found", employees);
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Assert.assertFalse("Employees not found", employees.isEmpty());
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}
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@Test
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public void givenEmpNumber_whenUsingNamedParameter_thenReturnExpectedEmployee() {
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TypedQuery<Employee> query = entityManager.createQuery(
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"SELECT e FROM Employee e WHERE e.empNumber = :number" , Employee.class);
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String empNumber = "A123";
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Employee employee = query.setParameter("number", empNumber).getSingleResult();
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Assert.assertNotNull("Employee not found", employee);
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TypedQuery<Employee> query = entityManager.createQuery("SELECT e FROM Employee e WHERE e.empNumber = :number", Employee.class);
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String empNumber = "A123";
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Employee employee = query.setParameter("number", empNumber)
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.getSingleResult();
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Assert.assertNotNull("Employee not found", employee);
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}
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@Test
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public void givenEmpNumberList_whenUsingNamedParameter_thenReturnExpectedEmployee() {
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TypedQuery<Employee> query = entityManager.createQuery(
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"SELECT e FROM Employee e WHERE e.empNumber IN (:numbers)" , Employee.class);
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List<String> empNumbers = Arrays.asList("A123", "A124");
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List<Employee> employees = query.setParameter("numbers", empNumbers).getResultList();
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Assert.assertNotNull("Employees not found", employees);
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Assert.assertFalse("Employees not found", employees.isEmpty());
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TypedQuery<Employee> query = entityManager.createQuery("SELECT e FROM Employee e WHERE e.empNumber IN (:numbers)", Employee.class);
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List<String> empNumbers = Arrays.asList("A123", "A124");
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List<Employee> employees = query.setParameter("numbers", empNumbers)
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.getResultList();
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Assert.assertNotNull("Employees not found", employees);
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Assert.assertFalse("Employees not found", employees.isEmpty());
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}
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@Test
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public void givenEmpNameAndEmpAge_whenUsingTwoNamedParameters_thenReturnExpectedEmployees() {
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TypedQuery<Employee> query = entityManager.createQuery(
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"SELECT e FROM Employee e WHERE e.name = :name AND e.age = :empAge" , Employee.class);
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String empName = "John Doe";
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int empAge = 55;
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List<Employee> employees = query
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.setParameter("name", empName)
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.setParameter("empAge", empAge)
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.getResultList();
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Assert.assertNotNull("Employees not found!", employees);
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Assert.assertTrue("Employees not found!", !employees.isEmpty());
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TypedQuery<Employee> query = entityManager.createQuery("SELECT e FROM Employee e WHERE e.name = :name AND e.age = :empAge", Employee.class);
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String empName = "John Doe";
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int empAge = 55;
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List<Employee> employees = query.setParameter("name", empName)
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.setParameter("empAge", empAge)
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.getResultList();
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Assert.assertNotNull("Employees not found!", employees);
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Assert.assertTrue("Employees not found!", !employees.isEmpty());
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}
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@Test
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public void givenEmpNumber_whenUsingCriteriaQuery_thenReturnExpectedEmployee() {
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CriteriaBuilder cb = entityManager.getCriteriaBuilder();
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CriteriaBuilder cb = entityManager.getCriteriaBuilder();
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CriteriaQuery<Employee> cQuery = cb.createQuery(Employee.class);
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Root<Employee> c = cQuery.from(Employee.class);
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ParameterExpression<String> paramEmpNumber = cb.parameter(String.class);
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cQuery.select(c).where(cb.equal(c.get(Employee_.empNumber), paramEmpNumber));
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TypedQuery<Employee> query = entityManager.createQuery(cQuery);
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String empNumber = "A123";
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query.setParameter(paramEmpNumber, empNumber);
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Employee employee = query.getSingleResult();
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Assert.assertNotNull("Employee not found!", employee);
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CriteriaQuery<Employee> cQuery = cb.createQuery(Employee.class);
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Root<Employee> c = cQuery.from(Employee.class);
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ParameterExpression<String> paramEmpNumber = cb.parameter(String.class);
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cQuery.select(c)
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.where(cb.equal(c.get(Employee_.empNumber), paramEmpNumber));
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TypedQuery<Employee> query = entityManager.createQuery(cQuery);
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String empNumber = "A123";
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query.setParameter(paramEmpNumber, empNumber);
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Employee employee = query.getSingleResult();
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Assert.assertNotNull("Employee not found!", employee);
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}
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@Test
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public void givenEmpNumber_whenUsingLiteral_thenReturnExpectedEmployee() {
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String empNumber = "A123";
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TypedQuery<Employee> query = entityManager.createQuery(
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"SELECT e FROM Employee e WHERE e.empNumber = '" + empNumber + "'", Employee.class);
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Employee employee = query.getSingleResult();
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Assert.assertNotNull("Employee not found!", employee);
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String empNumber = "A123";
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TypedQuery<Employee> query = entityManager.createQuery("SELECT e FROM Employee e WHERE e.empNumber = '" + empNumber + "'", Employee.class);
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Employee employee = query.getSingleResult();
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Assert.assertNotNull("Employee not found!", employee);
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}
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}
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