BAEL-2088 Common Hibernate Exceptions
Commin Hibernate Exceptions unit tests
This commit is contained in:
chandra
parent
262d2efb7b
commit
dcc1cd3850
|
|
@ -0,0 +1,16 @@
|
|||
package com.baeldung.hibernate.exception;
|
||||
|
||||
import javax.persistence.Entity;
|
||||
|
||||
@Entity
|
||||
public class EntityWithNoId {
|
||||
private int id;
|
||||
|
||||
public int getId() {
|
||||
return id;
|
||||
}
|
||||
|
||||
public void setId(int id) {
|
||||
this.id = id;
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,63 @@
|
|||
package com.baeldung.hibernate.exception;
|
||||
|
||||
import java.io.FileInputStream;
|
||||
import java.io.IOException;
|
||||
import java.net.URL;
|
||||
import java.util.Properties;
|
||||
|
||||
import org.apache.commons.lang3.StringUtils;
|
||||
import org.hibernate.SessionFactory;
|
||||
import org.hibernate.boot.Metadata;
|
||||
import org.hibernate.boot.MetadataSources;
|
||||
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
|
||||
import org.hibernate.service.ServiceRegistry;
|
||||
|
||||
public class HibernateUtil {
|
||||
private static SessionFactory sessionFactory;
|
||||
private static String PROPERTY_FILE_NAME;
|
||||
|
||||
public static SessionFactory getSessionFactory() throws IOException {
|
||||
return getSessionFactory(null);
|
||||
}
|
||||
|
||||
public static SessionFactory getSessionFactory(String propertyFileName)
|
||||
throws IOException {
|
||||
PROPERTY_FILE_NAME = propertyFileName;
|
||||
if (sessionFactory == null) {
|
||||
ServiceRegistry serviceRegistry = configureServiceRegistry();
|
||||
sessionFactory = makeSessionFactory(serviceRegistry);
|
||||
}
|
||||
return sessionFactory;
|
||||
}
|
||||
|
||||
private static SessionFactory makeSessionFactory(
|
||||
ServiceRegistry serviceRegistry) {
|
||||
MetadataSources metadataSources = new MetadataSources(serviceRegistry);
|
||||
metadataSources.addAnnotatedClass(Product.class);
|
||||
Metadata metadata = metadataSources.getMetadataBuilder()
|
||||
.build();
|
||||
return metadata.getSessionFactoryBuilder()
|
||||
.build();
|
||||
|
||||
}
|
||||
|
||||
private static ServiceRegistry configureServiceRegistry()
|
||||
throws IOException {
|
||||
Properties properties = getProperties();
|
||||
return new StandardServiceRegistryBuilder().applySettings(properties)
|
||||
.build();
|
||||
}
|
||||
|
||||
private static Properties getProperties() throws IOException {
|
||||
Properties properties = new Properties();
|
||||
URL propertiesURL = Thread.currentThread()
|
||||
.getContextClassLoader()
|
||||
.getResource(StringUtils.defaultString(PROPERTY_FILE_NAME,
|
||||
"hibernate-exception.properties"));
|
||||
try (FileInputStream inputStream = new FileInputStream(
|
||||
propertiesURL.getFile())) {
|
||||
properties.load(inputStream);
|
||||
}
|
||||
return properties;
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,40 @@
|
|||
package com.baeldung.hibernate.exception;
|
||||
|
||||
import javax.persistence.Column;
|
||||
import javax.persistence.Entity;
|
||||
import javax.persistence.Id;
|
||||
|
||||
@Entity
|
||||
public class Product {
|
||||
|
||||
private int id;
|
||||
|
||||
private String name;
|
||||
private String description;
|
||||
|
||||
@Id
|
||||
public int getId() {
|
||||
return id;
|
||||
}
|
||||
|
||||
public void setId(int id) {
|
||||
this.id = id;
|
||||
}
|
||||
|
||||
@Column(nullable=false)
|
||||
public String getName() {
|
||||
return name;
|
||||
}
|
||||
|
||||
public void setName(String name) {
|
||||
this.name = name;
|
||||
}
|
||||
|
||||
public String getDescription() {
|
||||
return description;
|
||||
}
|
||||
|
||||
public void setDescription(String description) {
|
||||
this.description = description;
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,425 @@
|
|||
package com.baeldung.hibernate.exception;
|
||||
|
||||
import static org.hamcrest.CoreMatchers.isA;
|
||||
import static org.junit.Assert.assertNotNull;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.util.List;
|
||||
|
||||
import javax.persistence.OptimisticLockException;
|
||||
import javax.persistence.PersistenceException;
|
||||
|
||||
import org.hibernate.AnnotationException;
|
||||
import org.hibernate.HibernateException;
|
||||
import org.hibernate.MappingException;
|
||||
import org.hibernate.NonUniqueObjectException;
|
||||
import org.hibernate.PropertyValueException;
|
||||
import org.hibernate.Session;
|
||||
import org.hibernate.SessionFactory;
|
||||
import org.hibernate.StaleObjectStateException;
|
||||
import org.hibernate.StaleStateException;
|
||||
import org.hibernate.Transaction;
|
||||
import org.hibernate.TransactionException;
|
||||
import org.hibernate.cfg.AvailableSettings;
|
||||
import org.hibernate.cfg.Configuration;
|
||||
import org.hibernate.exception.ConstraintViolationException;
|
||||
import org.hibernate.exception.DataException;
|
||||
import org.hibernate.exception.SQLGrammarException;
|
||||
import org.hibernate.query.NativeQuery;
|
||||
import org.hibernate.tool.schema.spi.CommandAcceptanceException;
|
||||
import org.hibernate.tool.schema.spi.SchemaManagementException;
|
||||
import org.junit.Before;
|
||||
import org.junit.Rule;
|
||||
import org.junit.Test;
|
||||
import org.junit.rules.ExpectedException;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
public class HibernateExceptionUnitTest {
|
||||
|
||||
private static final Logger logger = LoggerFactory
|
||||
.getLogger(HibernateExceptionUnitTest.class);
|
||||
private SessionFactory sessionFactory;
|
||||
|
||||
@Before
|
||||
public void setUp() throws IOException {
|
||||
sessionFactory = HibernateUtil.getSessionFactory();
|
||||
}
|
||||
|
||||
@Rule
|
||||
public ExpectedException thrown = ExpectedException.none();
|
||||
|
||||
private Configuration getConfiguration() {
|
||||
Configuration cfg = new Configuration();
|
||||
cfg.setProperty(AvailableSettings.DIALECT,
|
||||
"org.hibernate.dialect.H2Dialect");
|
||||
cfg.setProperty(AvailableSettings.HBM2DDL_AUTO, "none");
|
||||
cfg.setProperty(AvailableSettings.DRIVER, "org.h2.Driver");
|
||||
cfg.setProperty(AvailableSettings.URL,
|
||||
"jdbc:h2:mem:myexceptiondb2;DB_CLOSE_DELAY=-1");
|
||||
cfg.setProperty(AvailableSettings.USER, "sa");
|
||||
cfg.setProperty(AvailableSettings.PASS, "");
|
||||
return cfg;
|
||||
}
|
||||
|
||||
@Test
|
||||
public void whenQueryExecutedWithUnmappedEntity_thenMappingException() {
|
||||
thrown.expectCause(isA(MappingException.class));
|
||||
thrown.expectMessage("Unknown entity: java.lang.String");
|
||||
|
||||
Session session = sessionFactory.openSession();
|
||||
NativeQuery<String> query = session
|
||||
.createNativeQuery("select name from PRODUCT", String.class);
|
||||
query.getResultList();
|
||||
}
|
||||
|
||||
@Test
|
||||
@SuppressWarnings("rawtypes")
|
||||
public void whenQueryExecuted_thenOK() {
|
||||
Session session = sessionFactory.openSession();
|
||||
NativeQuery query = session
|
||||
.createNativeQuery("select name from PRODUCT");
|
||||
List results = query.getResultList();
|
||||
assertNotNull(results);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenEntityWithoutId_whenSessionFactoryCreated_thenAnnotationException() {
|
||||
thrown.expect(AnnotationException.class);
|
||||
thrown.expectMessage("No identifier specified for entity");
|
||||
|
||||
Configuration cfg = getConfiguration();
|
||||
cfg.addAnnotatedClass(EntityWithNoId.class);
|
||||
cfg.buildSessionFactory();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenMissingTable_whenSchemaValidated_thenSchemaManagementException() {
|
||||
thrown.expect(SchemaManagementException.class);
|
||||
thrown.expectMessage("Schema-validation: missing table");
|
||||
|
||||
Configuration cfg = getConfiguration();
|
||||
cfg.setProperty(AvailableSettings.HBM2DDL_AUTO, "validate");
|
||||
cfg.addAnnotatedClass(Product.class);
|
||||
cfg.buildSessionFactory();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void whenWrongDialectSpecified_thenCommandAcceptanceException() {
|
||||
thrown.expect(SchemaManagementException.class);
|
||||
thrown.expectCause(isA(CommandAcceptanceException.class));
|
||||
thrown.expectMessage("Halting on error : Error executing DDL");
|
||||
|
||||
Configuration cfg = getConfiguration();
|
||||
cfg.setProperty(AvailableSettings.DIALECT,
|
||||
"org.hibernate.dialect.MySQLDialect");
|
||||
cfg.setProperty(AvailableSettings.HBM2DDL_AUTO, "update");
|
||||
|
||||
// This does not work due to hibernate bug
|
||||
// cfg.setProperty(AvailableSettings.HBM2DDL_HALT_ON_ERROR,"true");
|
||||
cfg.getProperties()
|
||||
.put(AvailableSettings.HBM2DDL_HALT_ON_ERROR, true);
|
||||
|
||||
cfg.addAnnotatedClass(Product.class);
|
||||
cfg.buildSessionFactory();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenMissingTable_whenEntitySaved_thenSQLGrammarException() {
|
||||
thrown.expect(isA(PersistenceException.class));
|
||||
thrown.expectCause(isA(SQLGrammarException.class));
|
||||
thrown
|
||||
.expectMessage("SQLGrammarException: could not prepare statement");
|
||||
|
||||
Configuration cfg = getConfiguration();
|
||||
cfg.addAnnotatedClass(Product.class);
|
||||
|
||||
SessionFactory sessionFactory = cfg.buildSessionFactory();
|
||||
Session session = null;
|
||||
Transaction transaction = null;
|
||||
try {
|
||||
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
Product product = new Product();
|
||||
product.setId(1);
|
||||
product.setName("Product 1");
|
||||
session.save(product);
|
||||
transaction.commit();
|
||||
} catch (Exception e) {
|
||||
rollbackTransactionQuietly(transaction);
|
||||
throw (e);
|
||||
} finally {
|
||||
closeSessionQuietly(session);
|
||||
closeSessionFactoryQuietly(sessionFactory);
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenMissingTable_whenQueryExecuted_thenSQLGrammarException() {
|
||||
thrown.expect(isA(PersistenceException.class));
|
||||
thrown.expectCause(isA(SQLGrammarException.class));
|
||||
thrown
|
||||
.expectMessage("SQLGrammarException: could not prepare statement");
|
||||
|
||||
Session session = sessionFactory.openSession();
|
||||
NativeQuery<Product> query = session.createNativeQuery(
|
||||
"select * from NON_EXISTING_TABLE", Product.class);
|
||||
query.getResultList();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void whenDuplicateIdSaved_thenConstraintViolationException() {
|
||||
thrown.expect(isA(PersistenceException.class));
|
||||
thrown.expectCause(isA(ConstraintViolationException.class));
|
||||
thrown.expectMessage(
|
||||
"ConstraintViolationException: could not execute statement");
|
||||
|
||||
Session session = null;
|
||||
Transaction transaction = null;
|
||||
|
||||
for (int i = 1; i <= 2; i++) {
|
||||
try {
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
Product product = new Product();
|
||||
product.setId(1);
|
||||
product.setName("Product " + i);
|
||||
session.save(product);
|
||||
transaction.commit();
|
||||
} catch (Exception e) {
|
||||
rollbackTransactionQuietly(transaction);
|
||||
throw (e);
|
||||
} finally {
|
||||
closeSessionQuietly(session);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenNotNullPropertyNotSet_whenEntityIdSaved_thenPropertyValueException() {
|
||||
thrown.expect(isA(PropertyValueException.class));
|
||||
thrown.expectMessage(
|
||||
"not-null property references a null or transient value");
|
||||
|
||||
Session session = null;
|
||||
Transaction transaction = null;
|
||||
|
||||
try {
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
|
||||
Product product = new Product();
|
||||
product.setId(1);
|
||||
session.save(product);
|
||||
transaction.commit();
|
||||
} catch (Exception e) {
|
||||
rollbackTransactionQuietly(transaction);
|
||||
throw (e);
|
||||
} finally {
|
||||
closeSessionQuietly(session);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenQueryWithDataTypeMismatch_WhenQueryExecuted_thenDataException() {
|
||||
thrown.expectCause(isA(DataException.class));
|
||||
thrown.expectMessage(
|
||||
"org.hibernate.exception.DataException: could not prepare statement");
|
||||
|
||||
Session session = sessionFactory.openSession();
|
||||
NativeQuery<Product> query = session.createNativeQuery(
|
||||
"select * from PRODUCT where id='wrongTypeId'", Product.class);
|
||||
query.getResultList();
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenSessionContainingAnId_whenIdAssociatedAgain_thenNonUniqueObjectException() {
|
||||
thrown.expect(isA(NonUniqueObjectException.class));
|
||||
thrown.expectMessage(
|
||||
"A different object with the same identifier value was already associated with the session");
|
||||
|
||||
Session session = null;
|
||||
Transaction transaction = null;
|
||||
|
||||
try {
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
|
||||
Product product1 = new Product();
|
||||
product1.setId(1);
|
||||
product1.setName("Product 1");
|
||||
session.save(product1);
|
||||
|
||||
Product product2 = new Product();
|
||||
product2.setId(1);
|
||||
product2.setName("Product 2");
|
||||
session.save(product2);
|
||||
|
||||
transaction.commit();
|
||||
} catch (Exception e) {
|
||||
rollbackTransactionQuietly(transaction);
|
||||
throw (e);
|
||||
} finally {
|
||||
closeSessionQuietly(session);
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void whenDeletingADeletedObject_thenOptimisticLockException() {
|
||||
thrown.expect(isA(OptimisticLockException.class));
|
||||
thrown.expectMessage(
|
||||
"Batch update returned unexpected row count from update");
|
||||
thrown.expectCause(isA(StaleStateException.class));
|
||||
|
||||
Session session = null;
|
||||
Transaction transaction = null;
|
||||
|
||||
try {
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
|
||||
Product product1 = new Product();
|
||||
product1.setId(12);
|
||||
product1.setName("Product 12");
|
||||
session.save(product1);
|
||||
transaction.commit();
|
||||
session.close();
|
||||
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
Product product2 = session.get(Product.class, 12);
|
||||
session.createNativeQuery("delete from Product where id=12")
|
||||
.executeUpdate();
|
||||
// We need to refresh to fix the error.
|
||||
// session.refresh(product2);
|
||||
session.delete(product2);
|
||||
transaction.commit();
|
||||
} catch (Exception e) {
|
||||
rollbackTransactionQuietly(transaction);
|
||||
throw (e);
|
||||
} finally {
|
||||
closeSessionQuietly(session);
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void whenUpdatingNonExistingObject_thenStaleStateException() {
|
||||
thrown.expect(isA(OptimisticLockException.class));
|
||||
thrown
|
||||
.expectMessage("Row was updated or deleted by another transaction");
|
||||
thrown.expectCause(isA(StaleObjectStateException.class));
|
||||
|
||||
Session session = null;
|
||||
Transaction transaction = null;
|
||||
|
||||
try {
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
|
||||
Product product1 = new Product();
|
||||
product1.setId(15);
|
||||
product1.setName("Product1");
|
||||
session.update(product1);
|
||||
transaction.commit();
|
||||
} catch (Exception e) {
|
||||
rollbackTransactionQuietly(transaction);
|
||||
throw (e);
|
||||
} finally {
|
||||
closeSessionQuietly(session);
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenTxnMarkedRollbackOnly_whenCommitted_thenTransactionException() {
|
||||
thrown.expect(isA(TransactionException.class));
|
||||
|
||||
Session session = null;
|
||||
Transaction transaction = null;
|
||||
try {
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
|
||||
Product product1 = new Product();
|
||||
product1.setId(15);
|
||||
product1.setName("Product1");
|
||||
session.save(product1);
|
||||
transaction.setRollbackOnly();
|
||||
|
||||
transaction.commit();
|
||||
} catch (Exception e) {
|
||||
rollbackTransactionQuietly(transaction);
|
||||
throw (e);
|
||||
} finally {
|
||||
closeSessionQuietly(session);
|
||||
}
|
||||
}
|
||||
|
||||
private void rollbackTransactionQuietly(Transaction transaction) {
|
||||
if (transaction != null && transaction.isActive()) {
|
||||
try {
|
||||
transaction.rollback();
|
||||
} catch (Exception e) {
|
||||
logger.error("Exception while rolling back transaction", e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void closeSessionQuietly(Session session) {
|
||||
if (session != null) {
|
||||
try {
|
||||
session.close();
|
||||
} catch (Exception e) {
|
||||
logger.error("Exception while closing session", e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private void closeSessionFactoryQuietly(SessionFactory sessionFactory) {
|
||||
if (sessionFactory != null) {
|
||||
try {
|
||||
sessionFactory.close();
|
||||
} catch (Exception e) {
|
||||
logger.error("Exception while closing sessionFactory", e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenExistingEntity_whenIdUpdated_thenHibernateException() {
|
||||
thrown.expect(isA(PersistenceException.class));
|
||||
thrown.expectCause(isA(HibernateException.class));
|
||||
thrown.expectMessage(
|
||||
"identifier of an instance of com.baeldung.hibernate.exception.Product was altered");
|
||||
|
||||
Session session = null;
|
||||
Transaction transaction = null;
|
||||
|
||||
try {
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
|
||||
Product product1 = new Product();
|
||||
product1.setId(222);
|
||||
product1.setName("Product 222");
|
||||
session.save(product1);
|
||||
transaction.commit();
|
||||
closeSessionQuietly(session);
|
||||
|
||||
session = sessionFactory.openSession();
|
||||
transaction = session.beginTransaction();
|
||||
|
||||
Product product2 = session.get(Product.class, 222);
|
||||
product2.setId(333);
|
||||
session.save(product2);
|
||||
|
||||
transaction.commit();
|
||||
} catch (Exception e) {
|
||||
rollbackTransactionQuietly(transaction);
|
||||
throw (e);
|
||||
} finally {
|
||||
closeSessionQuietly(session);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,16 @@
|
|||
hibernate.connection.driver_class=org.h2.Driver
|
||||
hibernate.connection.url=jdbc:h2:mem:myexceptiondb1;DB_CLOSE_DELAY=-1
|
||||
hibernate.connection.username=sa
|
||||
hibernate.connection.autocommit=true
|
||||
jdbc.password=
|
||||
|
||||
hibernate.dialect=org.hibernate.dialect.H2Dialect
|
||||
hibernate.show_sql=true
|
||||
hibernate.hbm2ddl.auto=create-drop
|
||||
|
||||
hibernate.c3p0.min_size=5
|
||||
hibernate.c3p0.max_size=20
|
||||
hibernate.c3p0.acquire_increment=5
|
||||
hibernate.c3p0.timeout=1800
|
||||
|
||||
hibernate.transaction.factory_class=org.hibernate.transaction.JTATransactionFactory
|
||||
Loading…
Reference in New Issue