/*
* ToroDB
* Copyright © 2014 8Kdata Technology (www.8kdata.com)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package com.torodb.mongodb.repl.commands.impl;
import com.eightkdata.mongowp.Status;
import com.eightkdata.mongowp.server.api.Command;
import com.eightkdata.mongowp.server.api.Request;
import com.eightkdata.mongowp.server.api.tools.Empty;
import com.torodb.core.exceptions.user.UserException;
import com.torodb.torod.SharedWriteTorodTransaction;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
/**
*
*/
public class DropDatabaseReplImpl extends ReplCommandImpl<Empty, Empty> {
private static final Logger LOGGER =
LogManager.getLogger(DropDatabaseReplImpl.class);
@Override
public Status<Empty> apply(Request req,
Command<? super Empty, ? super Empty> command, Empty arg,
SharedWriteTorodTransaction trans) {
try {
LOGGER.info("Dropping database {}", req.getDatabase());
if (trans.existsDatabase(req.getDatabase())) {
trans.dropDatabase(req.getDatabase());
} else {
LOGGER.info("Trying to drop database " + req.getDatabase() + " but it has not been found. "
+ "This is normal since the database could have a collection being filtered "
+ "or we are reapplying oplog during a recovery. Ignoring operation");
}
} catch (UserException ex) {
reportErrorIgnored(LOGGER, command, ex);
}
return Status.ok();
}
}