/*
* Copyright 2011 The Apache Software Foundation
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.lealone.cassandra.command.ddl;
import org.apache.cassandra.cql3.statements.KSPropDefs;
import org.apache.cassandra.exceptions.AlreadyExistsException;
import org.apache.cassandra.service.MigrationManager;
import org.lealone.cassandra.command.CommandConstants;
import org.lealone.command.ddl.DefineCommand;
import org.lealone.dbobject.User;
import org.lealone.engine.Database;
import org.lealone.engine.Session;
import org.lealone.message.DbException;
public class CreateKeyspace extends DefineCommand {
private String keyspaceName;
private String authorization;
private boolean ifNotExists;
private KSPropDefs defs;
public CreateKeyspace(Session session) {
super(session);
}
public void setIfNotExists(boolean ifNotExists) {
this.ifNotExists = ifNotExists;
}
public void setKeyspaceName(String keyspaceName) {
this.keyspaceName = keyspaceName;
}
public void setAuthorization(String userName) {
this.authorization = userName;
}
public void setKSPropDefs(KSPropDefs defs) {
this.defs = defs;
}
@Override
public int getType() {
return CommandConstants.CREATE_KEYSPACE;
}
@Override
public int update() {
session.getUser().checkAdmin();
session.commit(true);
Database db = session.getDatabase();
User user = db.getUser(authorization);
user.checkAdmin();
try {
MigrationManager.announceNewKeyspace(defs.asKSMetadata(keyspaceName));
} catch (AlreadyExistsException e) {
if (!ifNotExists)
throw DbException.convert(e);
} catch (Exception e) {
throw DbException.convert(e);
}
return 0;
}
}