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/**
* Copyright (C) 2013 10gen 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.
*/
#include "mongo/db/index_names.h"
#include "mongo/db/jsobj.h"
namespace mongo {
using std::string;
const string IndexNames::GEO_2D = "2d";
const string IndexNames::GEO_HAYSTACK = "geoHaystack";
const string IndexNames::GEO_2DSPHERE = "2dsphere";
const string IndexNames::TEXT = "text";
const string IndexNames::HASHED = "hashed";
const string IndexNames::BTREE = "";
// static
string IndexNames::findPluginName(const BSONObj& keyPattern) {
BSONObjIterator i(keyPattern);
while (i.more()) {
BSONElement e = i.next();
if (String != e.type()) {
continue;
}
return e.String();
}
return IndexNames::BTREE;
}
// static
bool IndexNames::existedBefore24(const string& name) {
return name == IndexNames::BTREE || name == IndexNames::GEO_2D ||
name == IndexNames::GEO_HAYSTACK || name == IndexNames::HASHED;
}
// static
bool IndexNames::isKnownName(const string& name) {
return name == IndexNames::GEO_2D || name == IndexNames::GEO_2DSPHERE ||
name == IndexNames::GEO_HAYSTACK || name == IndexNames::TEXT ||
name == IndexNames::HASHED || name == IndexNames::BTREE;
}
// static
IndexType IndexNames::nameToType(const string& accessMethod) {
if (IndexNames::GEO_2D == accessMethod) {
return INDEX_2D;
} else if (IndexNames::GEO_HAYSTACK == accessMethod) {
return INDEX_HAYSTACK;
} else if (IndexNames::GEO_2DSPHERE == accessMethod) {
return INDEX_2DSPHERE;
} else if (IndexNames::TEXT == accessMethod) {
return INDEX_TEXT;
} else if (IndexNames::HASHED == accessMethod) {
return INDEX_HASHED;
} else {
return INDEX_BTREE;
}
}
} // namespace mongo
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