org.hibernate.tool.schema.internal.StandardSequenceExporter Maven / Gradle / Ivy

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The core O/RM functionality as provided by Hibernate

There is a newer version: 7.0.0.Alpha1

/*
 * 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.tool.schema.internal;

import org.hibernate.boot.Metadata;
import org.hibernate.boot.model.relational.Sequence;
import org.hibernate.dialect.Dialect;
import org.hibernate.engine.jdbc.env.spi.JdbcEnvironment;
import org.hibernate.tool.schema.spi.Exporter;

/**
 * @author Steve Ebersole
 */
public class StandardSequenceExporter implements Exporter {
	private final Dialect dialect;

	public StandardSequenceExporter(Dialect dialect) {
		this.dialect = dialect;
	}

	@Override
	public String[] getSqlCreateStrings(Sequence sequence, Metadata metadata) {
		final JdbcEnvironment jdbcEnvironment = metadata.getDatabase().getJdbcEnvironment();
		return dialect.getCreateSequenceStrings(
				jdbcEnvironment.getQualifiedObjectNameFormatter().format(
						sequence.getName(),
						jdbcEnvironment.getDialect()
				),
				sequence.getInitialValue(),
				sequence.getIncrementSize()
		);
	}

	@Override
	public String[] getSqlDropStrings(Sequence sequence, Metadata metadata) {
		final JdbcEnvironment jdbcEnvironment = metadata.getDatabase().getJdbcEnvironment();
		return dialect.getDropSequenceStrings(
				jdbcEnvironment.getQualifiedObjectNameFormatter().format(
						sequence.getName(),
						jdbcEnvironment.getDialect()
				)
		);
	}
}