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HHH-12968 - Flush is not flushing inserts for inherited tables before a select within a transaction

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Extract IdentityGenerator batch support validation logic

(cherry picked from commit f21c8c292759466151a5adf1d11a445f2d5c4ba8)
This commit is contained in:
Vlad Mihalcea 2018-09-24 20:40:37 +03:00 committed by gbadner
parent fd186a1dd5
commit 59ad417498
3 changed files with 17 additions and 3 deletions
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5
hibernate-core/src/main/java/org/hibernate/id/AbstractPostInsertGenerator.java
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@ -32,4 +32,9 @@ public boolean supportsBulkInsertionIdentifierGeneration() {
public String determineBulkInsertionIdentifierGenerationSelectFragment(Dialect dialect) {
return null;
}
@Override
public boolean supportsJdbcBatchInserts() {
return false;
}
}

10
hibernate-core/src/main/java/org/hibernate/id/IdentifierGenerator.java
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@ -7,7 +7,6 @@
package org.hibernate.id;
import java.io.Serializable;
import javax.persistence.GeneratedValue;
import org.hibernate.HibernateException;
@ -60,4 +59,13 @@ public interface IdentifierGenerator {
* @throws HibernateException Indicates trouble generating the identifier
*/
Serializable generate(SharedSessionContractImplementor session, Object object) throws HibernateException;
/**
* Check if JDBC batch inserts are supported.
*
* @return JDBC batch inserts are supported.
*/
default boolean supportsJdbcBatchInserts() {
return true;
}
}

5
hibernate-core/src/main/java/org/hibernate/persister/entity/AbstractEntityPersister.java
View File

@ -83,7 +83,6 @@
import org.hibernate.engine.spi.SharedSessionContractImplementor;
import org.hibernate.engine.spi.ValueInclusion;
import org.hibernate.id.IdentifierGenerator;
import org.hibernate.id.IdentityGenerator;
import org.hibernate.id.PostInsertIdentifierGenerator;
import org.hibernate.id.PostInsertIdentityPersister;
import org.hibernate.id.insert.Binder;
@ -3146,7 +3145,9 @@ protected void insert(
// TODO : shouldn't inserts be Expectations.NONE?
final Expectation expectation = Expectations.appropriateExpectation( insertResultCheckStyles[j] );
final int jdbcBatchSizeToUse = session.getConfiguredJdbcBatchSize();
final boolean useBatch = expectation.canBeBatched() && jdbcBatchSizeToUse > 1 && !( getIdentifierGenerator() instanceof IdentityGenerator );
final boolean useBatch = expectation.canBeBatched() &&
jdbcBatchSizeToUse > 1 &&
getIdentifierGenerator().supportsJdbcBatchInserts();
if ( useBatch && inserBatchKey == null ) {
inserBatchKey = new BasicBatchKey(