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/**
* Copyright (C) 2014 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#pragma once
#include <string>
#include "mongo/base/status.h"
#include "mongo/db/jsobj.h"
namespace mongo {
struct CollectionOptions {
CollectionOptions() {
reset();
}
void reset();
/**
* Returns true if collection options validates successfully.
*/
bool isValid() const;
/**
* Confirms that collection options can be converted to BSON and back without errors.
*/
Status validate() const;
/**
* Parses the "options" subfield of the collection info object.
*/
Status parse(const BSONObj& obj);
BSONObj toBSON() const;
/**
* @param max in and out, will be adjusted
* @return if the value is valid at all
*/
static bool validMaxCappedDocs(long long* max);
// ----
bool capped;
long long cappedSize;
long long cappedMaxDocs;
// following 2 are mutually exclusive, can only have one set
long long initialNumExtents;
std::vector<long long> initialExtentSizes;
// behavior of _id index creation when collection created
void setNoIdIndex() {
autoIndexId = NO;
}
enum {
DEFAULT, // currently yes for most collections, NO for some system ones
YES, // create _id index
NO // do not create _id index
} autoIndexId;
// user flags
enum UserFlags {
Flag_UsePowerOf2Sizes = 1 << 0,
Flag_NoPadding = 1 << 1,
};
int flags; // a bitvector of UserFlags
bool flagsSet;
bool temp;
// Storage engine collection options. Always owned or empty.
BSONObj storageEngine;
// Always owned or empty.
BSONObj validator;
};
}
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