package org.hibernate.userguide.sql;
import java.math.BigDecimal;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Timestamp;
import java.time.LocalDateTime;
import java.time.ZoneOffset;
import java.util.List;
import javax.persistence.ParameterMode;
import javax.persistence.StoredProcedureQuery;
import org.hibernate.Session;
import org.hibernate.dialect.Oracle8iDialect;
import org.hibernate.jpa.test.BaseEntityManagerFunctionalTestCase;
import org.hibernate.procedure.ProcedureCall;
import org.hibernate.result.Output;
import org.hibernate.result.ResultSetOutput;
import org.hibernate.userguide.model.AddressType;
import org.hibernate.userguide.model.Call;
import org.hibernate.userguide.model.Partner;
import org.hibernate.userguide.model.Person;
import org.hibernate.userguide.model.Phone;
import org.hibernate.userguide.model.PhoneType;
import org.hibernate.testing.RequiresDialect;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import static org.hibernate.testing.transaction.TransactionUtil.doInJPA;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
/**
* @author Vlad Mihalcea
*/
@RequiresDialect(Oracle8iDialect.class)
public class OracleStoredProcedureTest extends BaseEntityManagerFunctionalTestCase {
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class<?>[] {
Person.class,
Partner.class,
Phone.class,
Call.class,
};
}
@Before
public void init() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
session.doWork( connection -> {
try(Statement statement = connection.createStatement()) {
statement.executeUpdate(
"CREATE OR REPLACE PROCEDURE sp_count_phones ( " +
" personId IN NUMBER, " +
" phoneCount OUT NUMBER ) " +
"AS " +
"BEGIN " +
" SELECT COUNT(*) INTO phoneCount " +
" FROM phone " +
" WHERE person_id = personId; " +
"END;"
);
//tag::sql-sp-ref-cursor-oracle-example[]
statement.executeUpdate(
"CREATE OR REPLACE PROCEDURE sp_person_phones ( " +
" personId IN NUMBER, " +
" personPhones OUT SYS_REFCURSOR ) " +
"AS " +
"BEGIN " +
" OPEN personPhones FOR " +
" SELECT *" +
" FROM phone " +
" WHERE person_id = personId; " +
"END;"
);
//end::sql-sp-ref-cursor-oracle-example[]
statement.executeUpdate(
"CREATE OR REPLACE FUNCTION fn_count_phones ( " +
" personId IN NUMBER ) " +
" RETURN NUMBER " +
"IS " +
" phoneCount NUMBER; " +
"BEGIN " +
" SELECT COUNT(*) INTO phoneCount " +
" FROM phone " +
" WHERE person_id = personId; " +
" RETURN( phoneCount ); " +
"END;"
);
}
} );
});
doInJPA( this::entityManagerFactory, entityManager -> {
Person person1 = new Person("John Doe" );
person1.setNickName( "JD" );
person1.setAddress( "Earth" );
person1.setCreatedOn( Timestamp.from( LocalDateTime.of( 2000, 1, 1, 0, 0, 0 ).toInstant( ZoneOffset.UTC ) )) ;
person1.getAddresses().put( AddressType.HOME, "Home address" );
person1.getAddresses().put( AddressType.OFFICE, "Office address" );
entityManager.persist(person1);
Phone phone1 = new Phone( "123-456-7890" );
phone1.setId( 1L );
phone1.setType( PhoneType.MOBILE );
person1.addPhone( phone1 );
Phone phone2 = new Phone( "098_765-4321" );
phone2.setId( 2L );
phone2.setType( PhoneType.LAND_LINE );
person1.addPhone( phone2 );
});
}
@After
public void destroy() {
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
session.doWork( connection -> {
try(Statement statement = connection.createStatement()) {
statement.executeUpdate("DROP PROCEDURE sp_count_phones");
}
catch (SQLException ignore) {
}
} );
});
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
session.doWork( connection -> {
try(Statement statement = connection.createStatement()) {
statement.executeUpdate("DROP PROCEDURE sp_person_phones");
}
catch (SQLException ignore) {
}
} );
});
doInJPA( this::entityManagerFactory, entityManager -> {
Session session = entityManager.unwrap( Session.class );
session.doWork( connection -> {
try(Statement statement = connection.createStatement()) {
statement.executeUpdate("DROP FUNCTION fn_count_phones");
}
catch (SQLException ignore) {
}
} );
});
}
@Test
public void testStoredProcedureOutParameter() {
doInJPA( this::entityManagerFactory, entityManager -> {
StoredProcedureQuery query = entityManager.createStoredProcedureQuery("sp_count_phones");
query.registerStoredProcedureParameter(1, Long.class, ParameterMode.IN);
query.registerStoredProcedureParameter(2, Long.class, ParameterMode.OUT);
query.setParameter(1, 1L);
query.execute();
Long phoneCount = (Long) query.getOutputParameterValue(2);
assertEquals(Long.valueOf(2), phoneCount);
});
}
@Test
public void testStoredProcedureRefCursor() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-jpa-call-sp-ref-cursor-oracle-example[]
StoredProcedureQuery query = entityManager.createStoredProcedureQuery( "sp_person_phones" );
query.registerStoredProcedureParameter( 1, Long.class, ParameterMode.IN );
query.registerStoredProcedureParameter( 2, Class.class, ParameterMode.REF_CURSOR );
query.setParameter( 1, 1L );
query.execute();
List<Object[]> postComments = query.getResultList();
//end::sql-jpa-call-sp-ref-cursor-oracle-example[]
assertNotNull( postComments );
});
}
@Test
public void testHibernateProcedureCallRefCursor() {
doInJPA( this::entityManagerFactory, entityManager -> {
//tag::sql-hibernate-call-sp-ref-cursor-oracle-example[]
Session session = entityManager.unwrap(Session.class);
ProcedureCall call = session.createStoredProcedureCall( "sp_person_phones");
call.registerParameter(1, Long.class, ParameterMode.IN).bindValue(1L);
call.registerParameter(2, Class.class, ParameterMode.REF_CURSOR);
Output output = call.getOutputs().getCurrent();
List<Object[]> postComments = ( (ResultSetOutput) output ).getResultList();
assertEquals(2, postComments.size());
//end::sql-hibernate-call-sp-ref-cursor-oracle-example[]
});
}
@Test
public void testStoredProcedureReturnValue() {
try {
doInJPA( this::entityManagerFactory, entityManager -> {
BigDecimal phoneCount = (BigDecimal) entityManager
.createNativeQuery("SELECT fn_count_phones(:personId) FROM DUAL")
.setParameter("personId", 1)
.getSingleResult();
assertEquals(BigDecimal.valueOf(2), phoneCount);
});
}
catch (Exception e) {
e.printStackTrace();
}
}
}