CriteriaBuilder criteriaBuilder = entityManager.getCriteriaBuilder();
CriteriaQuery<Date> query = criteriaBuilder.createQuery(Date.class);
query.select(criteriaBuilder.function("date_trunc", Date.class, criteriaBuilder.literal("year"), criteriaBuilder.currentTimestamp()));
entityManager.createQuery(query).getSingleResult();

arameter 1 of function date_trunc() has type TEMPORAL_UNIT, but argument is of type java.lang.Object
org.hibernate.QueryException: Parameter 1 of function date_trunc() has type TEMPORAL_UNIT, but argument is of type java.lang.Object
	at app//org.hibernate.query.sqm.produce.function.ArgumentTypesValidator.throwError(ArgumentTypesValidator.java:251)
	at app//org.hibernate.query.sqm.produce.function.ArgumentTypesValidator.validate(ArgumentTypesValidator.java:111)
	at app//org.hibernate.query.sqm.function.AbstractSqmFunctionDescriptor.generateSqmExpression(AbstractSqmFunctionDescriptor.java:104)
	at app//org.hibernate.query.sqm.internal.SqmCriteriaNodeBuilder.function(SqmCriteriaNodeBuilder.java:1643)
	at app//org.hibernate.query.sqm.internal.SqmCriteriaNodeBuilder.function(SqmCriteriaNodeBuilder.java:176)
	at app//org.hibernate.orm.test.query.hql.FunctionTests.lambda$testDateTruncFunctionViaCriteriaApi$22(FunctionTests.java:542)
	at app//org.hibernate.testing.orm.transaction.TransactionUtil.wrapInTransaction(TransactionUtil.java:49)
	at app//org.hibernate.testing.orm.transaction.TransactionUtil.inTransaction(TransactionUtil.java:24)
	at app//org.hibernate.testing.orm.junit.SessionFactoryExtension$SessionFactoryScopeImpl.inTransaction(SessionFactoryExtension.java:375)
	at app//org.hibernate.testing.orm.junit.SessionFactoryExtension$SessionFactoryScopeImpl.inTransaction(SessionFactoryExtension.java:352)
	at app//org.hibernate.orm.test.query.hql.FunctionTests.testDateTruncFunctionViaCriteriaApi(FunctionTests.java:536)