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HHH-10294 EntityGraph improvement: For each jpa attribute, generate also a String constant holding the attribute field name

This commit is contained in:
Réda Housni Alaoui 2017-12-18 15:05:39 +01:00 committed by Steve Ebersole
parent b1775c2502
commit b711e14a6c
10 changed files with 190 additions and 6 deletions
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19
hibernate-core/src/main/java/org/hibernate/boot/internal/SessionFactoryBuilderImpl.java
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@ -85,6 +85,7 @@ import static org.hibernate.cfg.AvailableSettings.CUSTOM_ENTITY_DIRTINESS_STRATE
import static org.hibernate.cfg.AvailableSettings.DEFAULT_BATCH_FETCH_SIZE;
import static org.hibernate.cfg.AvailableSettings.DEFAULT_ENTITY_MODE;
import static org.hibernate.cfg.AvailableSettings.ENABLE_LAZY_LOAD_NO_TRANS;
import static org.hibernate.cfg.AvailableSettings.FAIL_ON_PAGINATION_OVER_COLLECTION_FETCH;
import static org.hibernate.cfg.AvailableSettings.FLUSH_BEFORE_COMPLETION;
import static org.hibernate.cfg.AvailableSettings.GENERATE_STATISTICS;
import static org.hibernate.cfg.AvailableSettings.HQL_BULK_ID_STRATEGY;
@ -664,6 +665,8 @@ public class SessionFactoryBuilderImpl implements SessionFactoryBuilderImplement
private JpaComplianceImpl jpaCompliance;
private boolean failOnPaginationOverCollectionFetchEnabled;
public SessionFactoryOptionsStateStandardImpl(StandardServiceRegistry serviceRegistry) {
this.serviceRegistry = serviceRegistry;
@ -886,6 +889,12 @@ public class SessionFactoryBuilderImpl implements SessionFactoryBuilderImplement
// added the boolean parameter in case we want to define some form of "all" as discussed
this.jpaCompliance = new JpaComplianceImpl( configurationSettings, false );
this.failOnPaginationOverCollectionFetchEnabled = ConfigurationHelper.getBoolean(
FAIL_ON_PAGINATION_OVER_COLLECTION_FETCH,
configurationSettings,
false
);
}
private static Interceptor determineInterceptor(Map configurationSettings, StrategySelector strategySelector) {
@ -1346,6 +1355,11 @@ public class SessionFactoryBuilderImpl implements SessionFactoryBuilderImplement
return this.jdbcStyleParamsZeroBased;
}
@Override
public boolean isFailOnPaginationOverCollectionFetchEnabled() {
return this.failOnPaginationOverCollectionFetchEnabled;
}
@Override
public JpaCompliance getJpaCompliance() {
return jpaCompliance;
@ -1709,4 +1723,9 @@ public class SessionFactoryBuilderImpl implements SessionFactoryBuilderImplement
public boolean jdbcStyleParamsZeroBased() {
return options.jdbcStyleParamsZeroBased();
}
@Override
public boolean isFailOnPaginationOverCollectionFetchEnabled() {
return options.isFailOnPaginationOverCollectionFetchEnabled();
}
}

8
hibernate-core/src/main/java/org/hibernate/boot/internal/SessionFactoryOptionsImpl.java
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@ -135,6 +135,7 @@ public class SessionFactoryOptionsImpl implements SessionFactoryOptions {
private LiteralHandlingMode criteriaLiteralHandlingMode;
private boolean jdbcStyleParamsZeroBased;
private final JpaCompliance jpaCompliance;
private final boolean failOnPaginationOverCollectionFetchEnabled;
public SessionFactoryOptionsImpl(SessionFactoryOptionsState state) {
this.serviceRegistry = state.getServiceRegistry();
@ -222,6 +223,8 @@ public class SessionFactoryOptionsImpl implements SessionFactoryOptions {
this.jdbcTimeZone = state.getJdbcTimeZone();
this.jpaCompliance = state.getJpaCompliance();
this.failOnPaginationOverCollectionFetchEnabled = state.isFailOnPaginationOverCollectionFetchEnabled();
}
@Override
@ -577,4 +580,9 @@ public class SessionFactoryOptionsImpl implements SessionFactoryOptions {
public JpaCompliance getJpaCompliance() {
return jpaCompliance;
}
@Override
public boolean isFailOnPaginationOverCollectionFetchEnabled() {
return failOnPaginationOverCollectionFetchEnabled;
}
}

2
hibernate-core/src/main/java/org/hibernate/boot/internal/SessionFactoryOptionsState.java
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@ -208,4 +208,6 @@ public interface SessionFactoryOptionsState {
}
boolean jdbcStyleParamsZeroBased();
boolean isFailOnPaginationOverCollectionFetchEnabled();
}

5
hibernate-core/src/main/java/org/hibernate/boot/spi/AbstractDelegatingSessionFactoryOptions.java
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@ -406,4 +406,9 @@ public class AbstractDelegatingSessionFactoryOptions implements SessionFactoryOp
public JpaCompliance getJpaCompliance() {
return delegate.getJpaCompliance();
}
@Override
public boolean isFailOnPaginationOverCollectionFetchEnabled() {
return delegate.isFailOnPaginationOverCollectionFetchEnabled();
}
}

2
hibernate-core/src/main/java/org/hibernate/boot/spi/SessionFactoryOptions.java
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@ -253,4 +253,6 @@ public interface SessionFactoryOptions {
boolean jdbcStyleParamsZeroBased();
JpaCompliance getJpaCompliance();
boolean isFailOnPaginationOverCollectionFetchEnabled();
}

14
hibernate-core/src/main/java/org/hibernate/cfg/AvailableSettings.java
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@ -1151,7 +1151,7 @@ public interface AvailableSettings extends org.hibernate.jpa.AvailableSettings {
* <li>{@link org.hibernate.engine.query.spi.FilterQueryPlan}</li>
* <li>{@link org.hibernate.engine.query.spi.NativeSQLQueryPlan}</li>
* </ul>
*
*
* maintained by {@link org.hibernate.engine.query.spi.QueryPlanCache}. Default is 2048.
*/
String QUERY_PLAN_CACHE_MAX_SIZE = "hibernate.query.plan_cache_max_size";
@ -1531,14 +1531,14 @@ public interface AvailableSettings extends org.hibernate.jpa.AvailableSettings {
* {@code LEGACY} is the default value.
*/
String BATCH_FETCH_STYLE = "hibernate.batch_fetch_style";
/**
* A transaction can be rolled back by another thread ("tracking by thread")
* -- not the original application. Examples of this include a JTA
* transaction timeout handled by a background reaper thread. The ability
* to handle this situation requires checking the Thread ID every time
* Session is called. This can certainly have performance considerations.
*
*
* Default is <code>true</code> (enabled).
*/
String JTA_TRACK_BY_THREAD = "hibernate.jta.track_by_thread";
@ -1568,7 +1568,7 @@ public interface AvailableSettings extends org.hibernate.jpa.AvailableSettings {
* SchemaUpdate needs to create these constraints, but DB's
* support for finding existing constraints is extremely inconsistent. Further,
* non-explicitly-named unique constraints use randomly generated characters.
*
*
* Therefore, select from these strategies.
* {@link org.hibernate.tool.hbm2ddl.UniqueConstraintSchemaUpdateStrategy#DROP_RECREATE_QUIETLY} (DEFAULT):
* Attempt to drop, then (re-)create each unique constraint.
@ -1810,4 +1810,10 @@ public interface AvailableSettings extends org.hibernate.jpa.AvailableSettings {
*
*/
String TABLE_GENERATOR_STORE_LAST_USED = "hibernate.id.generator.stored_last_used";
/**
* Raises an exception when in-memory pagination over collection fetch is about to be performed.
* Disabled by default. Set to true to enable.
*/
String FAIL_ON_PAGINATION_OVER_COLLECTION_FETCH = "hibernate.query.fail_on_pagination_over_collection_fetch";
}

11
hibernate-core/src/main/java/org/hibernate/hql/internal/ast/QueryTranslatorImpl.java
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@ -48,7 +48,6 @@ import org.hibernate.internal.util.ReflectHelper;
import org.hibernate.internal.util.StringHelper;
import org.hibernate.internal.util.collections.IdentitySet;
import org.hibernate.loader.hql.QueryLoader;
import org.hibernate.param.CollectionFilterKeyParameterSpecification;
import org.hibernate.param.ParameterSpecification;
import org.hibernate.persister.entity.Queryable;
import org.hibernate.query.spi.ScrollableResultsImplementor;
@ -377,7 +376,15 @@ public class QueryTranslatorImpl implements FilterTranslator {
QueryParameters queryParametersToUse;
if ( hasLimit && containsCollectionFetches() ) {
LOG.firstOrMaxResultsSpecifiedWithCollectionFetch();
boolean fail = session.getFactory().getSessionFactoryOptions().isFailOnPaginationOverCollectionFetchEnabled();
if (fail) {
throw new HibernateException("firstResult/maxResults specified with collection fetch. " +
"In memory pagination was about to be applied. " +
"Failing because 'Fail on pagination over collection fetch' is enabled.");
}
else {
LOG.firstOrMaxResultsSpecifiedWithCollectionFetch();
}
RowSelection selection = new RowSelection();
selection.setFetchSize( queryParameters.getRowSelection().getFetchSize() );
selection.setTimeout( queryParameters.getRowSelection().getTimeout() );

59
hibernate-core/src/test/java/org/hibernate/test/pagination/hhh9965/HHH9965Test.java Normal file
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@ -0,0 +1,59 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.test.pagination.hhh9965;
import org.hibernate.Session;
import org.hibernate.cfg.Configuration;
import org.hibernate.cfg.Environment;
import org.hibernate.testing.TestForIssue;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import org.junit.Test;
import static org.junit.Assert.fail;
/**
* Created on 17/12/17.
*
* @author Reda.Housni-Alaoui
*/
@TestForIssue(jiraKey = "HHH-9965")
public class HHH9965Test extends BaseCoreFunctionalTestCase {
@Test
public void testHHH9965() {
Session session = openSession();
session.beginTransaction();
String hql = "SELECT s FROM Shop s join fetch s.products";
try{
session.createQuery(hql)
.setMaxResults(3)
.list();
fail("Pagination over collection fetch failure was expected");
} catch (Exception e){
log.info(e.getMessage());
}
session.getTransaction().commit();
session.close();
}
@Override
protected void configure(Configuration cfg) {
super.configure(cfg);
cfg.setProperty( Environment.FAIL_ON_PAGINATION_OVER_COLLECTION_FETCH, "true");
}
@Override
protected Class<?>[] getAnnotatedClasses() {
return new Class<?>[]{
Shop.class,
Product.class
};
}
}

33
hibernate-core/src/test/java/org/hibernate/test/pagination/hhh9965/Product.java Normal file
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@ -0,0 +1,33 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.test.pagination.hhh9965;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
/**
* Created on 17/12/17.
*
* @author Reda.Housni-Alaoui
*/
@Entity
public class Product {
@Id
@GeneratedValue
private Long id;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
}

43
hibernate-core/src/test/java/org/hibernate/test/pagination/hhh9965/Shop.java Normal file
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@ -0,0 +1,43 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.test.pagination.hhh9965;
import javax.persistence.*;
import java.util.List;
/**
* Created on 17/12/17.
*
* @author Reda.Housni-Alaoui
*/
@Entity
public class Shop {
@Id
@GeneratedValue
private Long id;
@OneToMany(fetch = FetchType.LAZY)
private List<Product> products;
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public List<Product> getProducts() {
return products;
}
public void setProducts(List<Product> products) {
this.products = products;
}
}