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Liferay Fragment Service

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/**
 * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation; either version 2.1 of the License, or (at your option)
 * any later version.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
 * details.
 */

package com.liferay.fragment.internal.upgrade.v2_6_0;

import com.liferay.fragment.model.FragmentEntry;
import com.liferay.petra.string.StringBundler;
import com.liferay.portal.dao.orm.common.SQLTransformer;
import com.liferay.portal.kernel.upgrade.UpgradeProcess;
import com.liferay.portal.kernel.workflow.WorkflowConstants;

import java.sql.Statement;

/**
 * @author Rubén Pulido
 */
public class FragmentEntryUpgradeProcess extends UpgradeProcess {

	@Override
	protected void doUpgrade() throws Exception {
		_upgradeSchema();

		_upgradeFragmentEntryCounter();
		_upgradeFragmentEntryHeadIdAndHeadStatusApproved();
		_upgradeFragmentEntryHeadIdAndHeadStatusDraft();
	}

	private void _upgradeFragmentEntryCounter() throws Exception {
		runSQL(
			StringBundler.concat(
				"insert into Counter (name, currentId) select '",
				FragmentEntry.class.getName(),
				"', max(fragmentEntryId) from FragmentEntry"));
	}

	private void _upgradeFragmentEntryHeadIdAndHeadStatusApproved()
		throws Exception {

		try (Statement s = connection.createStatement()) {
			s.execute(
				SQLTransformer.transform(
					StringBundler.concat(
						"update FragmentEntry set headId = -1 * ",
						"fragmentEntryId, head = [$TRUE$] where status = ",
						WorkflowConstants.STATUS_APPROVED)));
		}
	}

	private void _upgradeFragmentEntryHeadIdAndHeadStatusDraft()
		throws Exception {

		try (Statement s = connection.createStatement()) {
			s.execute(
				SQLTransformer.transform(
					StringBundler.concat(
						"update FragmentEntry set headId = fragmentEntryId, ",
						"head = [$FALSE$] where status != ",
						WorkflowConstants.STATUS_APPROVED)));
		}
	}

	private void _upgradeSchema() throws Exception {
		alterTableAddColumn("FragmentEntry", "headId", "LONG");
		alterTableAddColumn("FragmentEntry", "head", "BOOLEAN");
	}

}