/*
* 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.commands.signatures.admin;
import com.eightkdata.mongowp.bson.BsonDocument;
import com.eightkdata.mongowp.exceptions.BadValueException;
import com.eightkdata.mongowp.exceptions.NoSuchKeyException;
import com.eightkdata.mongowp.exceptions.TypesMismatchException;
import com.eightkdata.mongowp.fields.StringField;
import com.eightkdata.mongowp.server.api.impl.AbstractNotAliasableCommand;
import com.eightkdata.mongowp.server.api.tools.Empty;
import com.eightkdata.mongowp.utils.BsonDocumentBuilder;
import com.eightkdata.mongowp.utils.BsonReaderTool;
import com.torodb.mongodb.commands.pojos.CollectionOptions;
import com.torodb.mongodb.commands.signatures.admin.CreateCollectionCommand.CreateCollectionArgument;
/**
*
*/
public class CreateCollectionCommand
extends AbstractNotAliasableCommand<CreateCollectionArgument, Empty> {
public static final CreateCollectionCommand INSTANCE = new CreateCollectionCommand();
private CreateCollectionCommand() {
super("create");
}
@Override
public Class<? extends CreateCollectionArgument> getArgClass() {
return CreateCollectionArgument.class;
}
@Override
public CreateCollectionArgument unmarshallArg(BsonDocument requestDoc)
throws TypesMismatchException, NoSuchKeyException, BadValueException {
return CreateCollectionArgument.unmarshall(requestDoc);
}
@Override
public BsonDocument marshallArg(CreateCollectionArgument request) {
return request.marshall();
}
@Override
public Class<? extends Empty> getResultClass() {
return Empty.class;
}
@Override
public BsonDocument marshallResult(Empty reply) {
return null;
}
@Override
public Empty unmarshallResult(BsonDocument replyDoc) {
return Empty.getInstance();
}
public static class CreateCollectionArgument {
private static final StringField COLLECTION_FIELD = new StringField("create");
private final String collection;
private final CollectionOptions options;
public CreateCollectionArgument(String collection, CollectionOptions options) {
this.collection = collection;
this.options = options;
}
private static CreateCollectionArgument unmarshall(BsonDocument requestDoc)
throws TypesMismatchException, NoSuchKeyException, BadValueException {
String collection = BsonReaderTool.getString(requestDoc, COLLECTION_FIELD);
CollectionOptions options = CollectionOptions.unmarshal(requestDoc);
return new CreateCollectionArgument(collection, options);
}
private BsonDocument marshall() {
BsonDocumentBuilder builder = new BsonDocumentBuilder();
builder.append(COLLECTION_FIELD, collection);
options.marshall(builder);
return builder.build();
}
public String getCollection() {
return collection;
}
public CollectionOptions getOptions() {
return options;
}
}
}