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HHH-9287 - Fix Pooled optimizer identifiers clash with INSERT rows calling sequence directly

This commit is contained in:
Andrea Boriero 2015-05-27 14:23:39 +01:00
parent fff9a16a22
commit d58ef6950c
6 changed files with 182 additions and 30 deletions
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6
hibernate-core/src/main/java/org/hibernate/id/enhanced/PooledOptimizer.java
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@ -86,12 +86,12 @@ public class PooledOptimizer extends AbstractOptimizer implements InitialValueAw
}
else {
generationState.hiValue = generationState.value;
generationState.value = generationState.hiValue.copy().subtract( incrementSize );
generationState.value = generationState.hiValue.copy().subtract( incrementSize - 1 );
}
}
else if ( ! generationState.hiValue.gt( generationState.value ) ) {
else if ( generationState.value.gt( generationState.hiValue ) ) {
generationState.hiValue = callback.getNextValue();
generationState.value = generationState.hiValue.copy().subtract( incrementSize );
generationState.value = generationState.hiValue.copy().subtract( incrementSize - 1 );
}
return generationState.value.makeValueThenIncrement();

20
hibernate-core/src/test/java/org/hibernate/id/enhanced/OptimizerUnitTest.java
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@ -85,7 +85,7 @@ public class OptimizerUnitTest extends BaseUnitTestCase {
// test historic sequence behavior, where the initial values start at 1...
SourceMock sequence = new SourceMock( 1, 10 );
Optimizer optimizer = buildPooledOptimizer( -1, 10 );
for ( int i = 1; i < 11; i++ ) {
for ( int i = 1; i <= 11; i++ ) {
next = ( Long ) optimizer.generate( sequence );
assertEquals( i, next.intValue() );
}
@ -93,7 +93,7 @@ public class OptimizerUnitTest extends BaseUnitTestCase {
assertEquals( 11, sequence.getCurrentValue() );
// force a "clock over"
next = ( Long ) optimizer.generate( sequence );
assertEquals( 11, next.intValue() );
assertEquals( 12, next.intValue() );
assertEquals( 3, sequence.getTimesCalled() );
assertEquals( 21, sequence.getCurrentValue() );
}
@ -110,12 +110,7 @@ public class OptimizerUnitTest extends BaseUnitTestCase {
assertEquals( 1001, sequence.getCurrentValue() );
Long next = (Long) optimizer.generate( sequence );
assertEquals( 1001, next.intValue() );
assertEquals( (5+1), sequence.getTimesCalled() );
assertEquals( (1001+3), sequence.getCurrentValue() );
next = (Long) optimizer.generate( sequence );
assertEquals( (1001+1), next.intValue() );
assertEquals( 1001 +1 , next.intValue() );
assertEquals( (5+1), sequence.getTimesCalled() );
assertEquals( (1001+3), sequence.getCurrentValue() );
@ -124,9 +119,14 @@ public class OptimizerUnitTest extends BaseUnitTestCase {
assertEquals( (5+1), sequence.getTimesCalled() );
assertEquals( (1001+3), sequence.getCurrentValue() );
// force a "clock over"
next = (Long) optimizer.generate( sequence );
assertEquals( (1001+3), next.intValue() );
assertEquals( (5+1), sequence.getTimesCalled() );
assertEquals( (1001+3), sequence.getCurrentValue() );
// force a "clock over"
next = (Long) optimizer.generate( sequence );
assertEquals( (1001+4), next.intValue() );
assertEquals( (5+2), sequence.getTimesCalled() );
assertEquals( (1001+6), sequence.getCurrentValue() );
}
@ -211,7 +211,7 @@ public class OptimizerUnitTest extends BaseUnitTestCase {
// app ends, and starts back up (we should "lose" only 2 and 3 as id values)
final Optimizer optimizer2 = buildPooledOptimizer( 1, 3 );
next = ( Long ) optimizer2.generate( sequence );
assertEquals( 4, next.intValue() );
assertEquals( 5, next.intValue() );
assertEquals( 3, sequence.getTimesCalled() );
assertEquals( 7, sequence.getCurrentValue() );
}

152
hibernate-core/src/test/java/org/hibernate/test/id/PooledHiLoSequenceIdentifierTest.java Normal file
View File

@ -0,0 +1,152 @@
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) {DATE}, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.test.id;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.List;
import java.util.Properties;
import org.jboss.logging.Logger;
import org.hibernate.Session;
import org.hibernate.Transaction;
import org.hibernate.annotations.GenericGenerator;
import org.hibernate.cfg.Configuration;
import org.hibernate.jdbc.Work;
import org.junit.Test;
import org.hibernate.testing.TestForIssue;
import org.hibernate.testing.junit4.BaseCoreFunctionalTestCase;
import static org.junit.Assert.assertEquals;
/**
* @author Andrea Boriero
*/
@TestForIssue(jiraKey = "HHH-9287")
public class PooledHiLoSequenceIdentifierTest extends BaseCoreFunctionalTestCase {
private static final Logger log = Logger.getLogger( PooledHiLoSequenceIdentifierTest.class );
@Test
public void testSequenceIdentifierGenerator() {
Session s = null;
Transaction tx = null;
try {
s = openSession();
tx = s.beginTransaction();
for ( int i = 0; i < 5; i++ ) {
s.persist( new SequenceIdentifier() );
}
s.flush();
assertEquals( 5, countInsertedRows( s ) );
insertNewRow( s );
insertNewRow( s );
assertEquals( 7, countInsertedRows( s ) );
List<Number> ids = s.createSQLQuery( "SELECT id FROM sequenceIdentifier" ).list();
for ( Number id : ids ) {
log.debug( "Found id: " + id );
}
for ( int i = 0; i < 3; i++ ) {
s.persist( new SequenceIdentifier() );
}
s.flush();
assertEquals( 10, countInsertedRows( s ) );
}
finally {
if ( tx != null ) {
tx.rollback();
}
s.close();
}
}
private int countInsertedRows(Session s) {
return ((Number) s.createSQLQuery( "SELECT COUNT(*) FROM sequenceIdentifier" )
.uniqueResult()).intValue();
}
@Override
protected Class[] getAnnotatedClasses() {
return new Class[] {SequenceIdentifier.class};
}
@Override
protected void configure(Configuration configuration) {
Properties properties = configuration.getProperties();
properties.put( "hibernate.id.new_generator_mappings", "true" );
}
@Entity(name = "sequenceIdentifier")
public static class SequenceIdentifier {
@Id
@GenericGenerator(name = "sampleGenerator", strategy = "enhanced-sequence",
parameters = {
@org.hibernate.annotations.Parameter(name = "optimizer", value = "pooled"),
@org.hibernate.annotations.Parameter(name = "initial_value", value = "1"),
@org.hibernate.annotations.Parameter(name = "increment_size", value = "2")
}
)
@GeneratedValue(strategy = GenerationType.TABLE, generator = "sampleGenerator")
private Long id;
}
private void insertNewRow(Session session) {
session.doWork(
new Work() {
@Override
public void execute(Connection connection) throws SQLException {
Statement statement = null;
try {
statement = connection.createStatement();
statement.executeUpdate(
"INSERT INTO sequenceIdentifier VALUES (NEXT VALUE FOR hibernate_sequence)"
);
}
finally {
if ( statement != null ) {
statement.close();
}
}
}
}
);
}
}

14
hibernate-core/src/test/java/org/hibernate/test/idgen/enhanced/forcedtable/PooledForcedTableSequenceTest.java
View File

@ -46,10 +46,10 @@ public class PooledForcedTableSequenceTest extends BaseCoreFunctionalTestCase {
PooledOptimizer optimizer = (PooledOptimizer) generator.getOptimizer();
int increment = optimizer.getIncrementSize();
Entity[] entities = new Entity[ increment + 1 ];
Entity[] entities = new Entity[ increment + 2 ];
Session s = openSession();
s.beginTransaction();
for ( int i = 0; i < increment; i++ ) {
for ( int i = 0; i <= increment; i++ ) {
entities[i] = new Entity( "" + ( i + 1 ) );
s.save( entities[i] );
long expectedId = i + 1;
@ -61,14 +61,14 @@ public class PooledForcedTableSequenceTest extends BaseCoreFunctionalTestCase {
assertEquals( increment + 1, ( (BasicHolder) optimizer.getLastSourceValue() ).getActualLongValue() );
}
// now force a "clock over"
entities[ increment ] = new Entity( "" + increment );
s.save( entities[ increment ] );
long expectedId = optimizer.getIncrementSize() + 1;
assertEquals( expectedId, entities[ optimizer.getIncrementSize() ].getId().longValue() );
entities[increment + 1] = new Entity( "" + increment );
s.save( entities[increment + 1] );
long expectedId = optimizer.getIncrementSize() + 2;
assertEquals( expectedId, entities[ increment + 1 ].getId().longValue() );
// initialization (2) + clock over
assertEquals( 3, generator.getDatabaseStructure().getTimesAccessed() );
assertEquals( ( increment * 2 ) + 1, ( (BasicHolder) optimizer.getLastSourceValue() ).getActualLongValue() );
assertEquals( increment + 1, ( (BasicHolder) optimizer.getLastValue() ).getActualLongValue() );
assertEquals( increment + 2, ( (BasicHolder) optimizer.getLastValue() ).getActualLongValue() );
s.getTransaction().commit();
s.beginTransaction();

10
hibernate-core/src/test/java/org/hibernate/test/idgen/enhanced/sequence/PooledSequenceTest.java
View File

@ -36,10 +36,10 @@ public class PooledSequenceTest extends BaseCoreFunctionalTestCase {
PooledOptimizer optimizer = (PooledOptimizer) generator.getOptimizer();
int increment = optimizer.getIncrementSize();
Entity[] entities = new Entity[ increment + 1 ];
Entity[] entities = new Entity[ increment + 2 ];
Session s = openSession();
s.beginTransaction();
for ( int i = 0; i < increment; i++ ) {
for ( int i = 0; i <= increment; i++ ) {
entities[i] = new Entity( "" + ( i + 1 ) );
s.save( entities[i] );
assertEquals( 2, generator.getDatabaseStructure().getTimesAccessed() ); // initialization calls seq twice
@ -48,11 +48,11 @@ public class PooledSequenceTest extends BaseCoreFunctionalTestCase {
assertEquals( increment + 1, ( (BasicHolder) optimizer.getLastSourceValue() ).getActualLongValue() );
}
// now force a "clock over"
entities[ increment ] = new Entity( "" + increment );
s.save( entities[ increment ] );
entities[ increment + 1 ] = new Entity( "" + increment );
s.save( entities[ increment + 1 ] );
assertEquals( 3, generator.getDatabaseStructure().getTimesAccessed() ); // initialization (2) + clock over
assertEquals( ( increment * 2 ) + 1, ( (BasicHolder) optimizer.getLastSourceValue() ).getActualLongValue() ); // initialization (2) + clock over
assertEquals( increment + 1, ( (BasicHolder) optimizer.getLastValue() ).getActualLongValue() );
assertEquals( increment + 2, ( (BasicHolder) optimizer.getLastValue() ).getActualLongValue() );
s.getTransaction().commit();
s.beginTransaction();

10
hibernate-core/src/test/java/org/hibernate/test/idgen/enhanced/table/PooledTableTest.java
View File

@ -36,10 +36,10 @@ public class PooledTableTest extends BaseCoreFunctionalTestCase {
PooledOptimizer optimizer = (PooledOptimizer) generator.getOptimizer();
int increment = optimizer.getIncrementSize();
Entity[] entities = new Entity[ increment + 1 ];
Entity[] entities = new Entity[ increment + 2 ];
Session s = openSession();
s.beginTransaction();
for ( int i = 0; i < increment; i++ ) {
for ( int i = 0; i <= increment; i++ ) {
entities[i] = new Entity( "" + ( i + 1 ) );
s.save( entities[i] );
assertEquals( 2, generator.getTableAccessCount() ); // initialization calls seq twice
@ -48,11 +48,11 @@ public class PooledTableTest extends BaseCoreFunctionalTestCase {
assertEquals( increment + 1, ( (BasicHolder) optimizer.getLastSourceValue() ).getActualLongValue() );
}
// now force a "clock over"
entities[ increment ] = new Entity( "" + increment );
s.save( entities[ increment ] );
entities[ increment + 1 ] = new Entity( "" + increment );
s.save( entities[ increment + 1 ] );
assertEquals( 3, generator.getTableAccessCount() ); // initialization (2) + clock over
assertEquals( ( increment * 2 ) + 1, ( (BasicHolder) optimizer.getLastSourceValue() ).getActualLongValue() ); // initialization (2) + clock over
assertEquals( increment + 1, ( (BasicHolder) optimizer.getLastValue() ).getActualLongValue() );
assertEquals( increment + 2, ( (BasicHolder) optimizer.getLastValue() ).getActualLongValue() );
s.getTransaction().commit();
s.beginTransaction();