/**
* 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.microblogs.internal.upgrade.v1_0_2;
import com.liferay.portal.kernel.upgrade.UpgradeProcess;
import com.liferay.portal.kernel.util.LoggingTimer;
/**
* @author Matthew Kong
*/
public class UpgradeMicroblogsEntry extends UpgradeProcess {
@Override
protected void doUpgrade() throws Exception {
removeReceiverUserId();
renameReceiverMicroblogsEntryId();
}
protected void removeReceiverUserId() throws Exception {
try (LoggingTimer loggingTimer = new LoggingTimer()) {
if (!hasColumn("MicroblogsEntry", "receiverUserId")) {
return;
}
runSQL("drop index IX_7ABB0AB3 on MicroblogsEntry");
runSQL("alter table MicroblogsEntry drop column receiverUserId");
}
}
protected void renameReceiverMicroblogsEntryId() throws Exception {
try (LoggingTimer loggingTimer = new LoggingTimer()) {
if (!hasColumn("MicroblogsEntry", "receiverMicroblogsEntryId")) {
return;
}
runSQL(
"alter table MicroblogsEntry add parentMicroblogsEntryId LONG");
runSQL(
"update MicroblogsEntry set parentMicroblogsEntryId = " +
"receiverMicroblogsEntryId");
runSQL("drop index IX_36CA3D37 on MicroblogsEntry");
runSQL(
"alter table MicroblogsEntry drop column " +
"receiverMicroblogsEntryId");
runSQL(
"create index IX_6BD29B9C on MicroblogsEntry (type_, " +
"parentMicroblogsEntryId)");
}
}
}