org.hibernate.hql.spi.id.inline.InlineIdsIdsOrClauseDeleteHandlerImpl Maven / Gradle / Ivy

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The core O/RM functionality as provided by Hibernate

There is a newer version: 6.5.0.CR2

/*
 * 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.hql.spi.id.inline;

import java.util.List;

import org.hibernate.engine.spi.SessionFactoryImplementor;
import org.hibernate.hql.internal.ast.HqlSqlWalker;
import org.hibernate.hql.spi.id.MultiTableBulkIdStrategy;
import org.hibernate.sql.Delete;

/**
 * Inline bulk-id delete handler that uses multiple identifier OR clauses.
 *
 * @author Vlad Mihalcea
 */
public class InlineIdsIdsOrClauseDeleteHandlerImpl
		extends AbstractInlineIdsDeleteHandlerImpl
		implements MultiTableBulkIdStrategy.DeleteHandler {

	public InlineIdsIdsOrClauseDeleteHandlerImpl(
			SessionFactoryImplementor factory,
			HqlSqlWalker walker) {
		super( factory, walker );
	}

	@Override
	protected IdsClauseBuilder newIdsClauseBuilder(List ids) {
		return new InlineIdsOrClauseBuilder(
				dialect(),
				getTargetedQueryable().getIdentifierType(),
				factory().getTypeResolver(),
				getTargetedQueryable().getIdentifierColumnNames(),
				ids
		);
	}

	protected Delete generateDelete(
			String tableName,
			String[] columnNames,
			String idSubselect,
			String comment) {
		final Delete delete = new Delete()
				.setTableName( tableName )
				.setWhere(idSubselect);
		if ( factory().getSessionFactoryOptions().isCommentsEnabled() ) {
			delete.setComment( comment );
		}
		return delete;
	}
}