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/*
* 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 .
*/
package org.hibernate.engine.jdbc.batch.internal;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.Map;
import org.hibernate.JDBCException;
import org.hibernate.engine.jdbc.batch.spi.BatchKey;
import org.hibernate.engine.jdbc.spi.JdbcCoordinator;
import org.hibernate.internal.CoreMessageLogger;
import org.jboss.logging.Logger;
/**
* An implementation of {@link org.hibernate.engine.jdbc.batch.spi.Batch} which does not perform batching. It simply
* executes each statement as it is encountered.
*
* @author Steve Ebersole
*/
public class NonBatchingBatch extends AbstractBatchImpl {
private static final CoreMessageLogger LOG = Logger.getMessageLogger(
CoreMessageLogger.class,
NonBatchingBatch.class.getName()
);
private JdbcCoordinator jdbcCoordinator;
protected NonBatchingBatch(BatchKey key, JdbcCoordinator jdbcCoordinator) {
super( key, jdbcCoordinator );
this.jdbcCoordinator = jdbcCoordinator;
}
@Override
public void addToBatch() {
notifyObserversImplicitExecution();
for ( Map.Entry entry : getStatements().entrySet() ) {
try {
final PreparedStatement statement = entry.getValue();
final int rowCount = jdbcCoordinator.getResultSetReturn().executeUpdate( statement );
getKey().getExpectation().verifyOutcome( rowCount, statement, 0 );
jdbcCoordinator.getResourceRegistry().release( statement );
jdbcCoordinator.afterStatementExecution();
}
catch ( SQLException e ) {
abortBatch();
throw sqlExceptionHelper().convert( e, "could not execute non-batched batch statement", entry.getKey() );
}
catch (JDBCException e) {
abortBatch();
throw e;
}
}
getStatements().clear();
}
@Override
protected void clearBatch(PreparedStatement statement) {
// no need to call PreparedStatement#clearBatch here...
}
@Override
protected void doExecuteBatch() {
// nothing to do
}
}