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BAEL-4852: Add IN example (#10568) 

Co-authored-by: Krzysztof Woyke <krzysztof.woyke.sp@lhsystems.com>
This commit is contained in:
kwoyke 2021-03-21 18:40:31 +01:00 committed by GitHub
parent dd288575da
commit a0a766c123
2 changed files with 31 additions and 0 deletions
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19
persistence-modules/spring-hibernate-5/src/main/java/com/baeldung/hibernate/criteria/view/ApplicationView.java
View File

@ -162,6 +162,25 @@ public class ApplicationView {
return betweenItems;
}
// To get records having itemName in 'Skate Board', 'Paint' and 'Glue'
public String[] inCriteria() {
final Session session = HibernateUtil.getHibernateSession();
final CriteriaBuilder cb = session.getCriteriaBuilder();
final CriteriaQuery<Item> cr = cb.createQuery(Item.class);
final Root<Item> root = cr.from(Item.class);
cr.select(root)
.where(root.get("itemName").in("Skate Board", "Paint", "Glue"));
Query<Item> query = session.createQuery(cr);
final List<Item> inItemsList = query.getResultList();
final String inItems[] = new String[inItemsList.size()];
for (int i = 0; i < inItemsList.size(); i++) {
inItems[i] = inItemsList.get(i)
.getItemName();
}
session.close();
return inItems;
}
// To check if the given property is null
public String[] nullCriteria() {
final Session session = HibernateUtil.getHibernateSession();

12
persistence-modules/spring-hibernate-5/src/test/java/com/baeldung/hibernate/criteria/HibernateCriteriaIntegrationTest.java
View File

@ -189,6 +189,18 @@ public class HibernateCriteriaIntegrationTest {
assertArrayEquals(expectedPriceBetweenItems, av.betweenCriteria());
}
@Test
public void inCriteriaQuery() {
final Session session = HibernateUtil.getHibernateSession();
final List<Item> expectedInList = session.createQuery("From Item where itemName in ('Skate Board', 'Paint', 'Glue')").list();
final String expectedNameInItems[] = new String[expectedInList.size()];
for (int i = 0; i < expectedInList.size(); i++) {
expectedNameInItems[i] = expectedInList.get(i).getItemName();
}
session.close();
assertArrayEquals(expectedNameInItems, av.inCriteria());
}
@Test
public void givenNewItemPrice_whenCriteriaUpdate_thenReturnAffectedResult() {