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HHH-14326 Release JDBC resources before closing the connection 

Signed-off-by: Yoann Rodière <yoann@hibernate.org>
This commit is contained in:
Yoann Rodière 2021-01-14 10:34:51 +01:00 committed by Sanne Grinovero
parent 1e5d64cf79
commit 74433cdec3
1 changed files with 16 additions and 11 deletions
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27
hibernate-core/src/main/java/org/hibernate/resource/jdbc/internal/LogicalConnectionManagedImpl.java
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@ -194,16 +194,28 @@ public class LogicalConnectionManagedImpl extends AbstractLogicalConnectionImple
}
private void releaseConnection() {
//Some managed containers might trigger this release concurrently:
//this is not how they should do things, still we make a local
//copy of the variable to prevent confusing errors due to a race conditions
//(to trigger a more clear error, if any).
final Connection localVariableConnection = this.physicalConnection;
if ( localVariableConnection == null ) {
return;
}
// We need to set the connection to null before we release resources,
// in order to prevent recursion into this method.
// Recursion can happen when we release resources and when batch statements are in progress:
// when releasing resources, we'll abort the batch statement,
// which will trigger "logicalConnection.afterStatement()",
// which in some configurations will release the connection.
//Some managed containers might trigger this release concurrently:
//this is not how they should do things, still we try to detect it to trigger a more clear error.
boolean concurrentUsageDetected = ( this.physicalConnection == null );
this.physicalConnection = null;
if ( concurrentUsageDetected ) {
throw new HibernateException( "Detected concurrent management of connection resources." +
" This might indicate a multi-threaded use of Hibernate in combination with managed resources, which is not supported." );
}
try {
getResourceRegistry().releaseResources();
if ( ! localVariableConnection.isClosed() ) {
sqlExceptionHelper.logAndClearWarnings( localVariableConnection );
}
@ -214,13 +226,6 @@ public class LogicalConnectionManagedImpl extends AbstractLogicalConnectionImple
}
finally {
observer.jdbcConnectionReleaseEnd();
boolean concurrentUsageDetected = ( this.physicalConnection == null );
this.physicalConnection = null;
getResourceRegistry().releaseResources();
if ( concurrentUsageDetected ) {
throw new HibernateException( "Detected concurrent management of connection resources." +
" This might indicate a multi-threaded use of Hibernate in combination with managed resources, which is not supported." );
}
}
}