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/**
*    Copyright (C) 2017 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.
*/

#include "mongo/platform/basic.h"

#include "mongo/db/commands/server_status.h"
#include "mongo/db/jsobj.h"
#include "mongo/db/logical_session_cache.h"
#include "mongo/db/operation_context.h"

namespace mongo {

namespace {

class LogicalSessionSSS : public ServerStatusSection {
public:
    LogicalSessionSSS() : ServerStatusSection("logicalSessionRecordCache") {}

    virtual ~LogicalSessionSSS() {}

    virtual bool includeByDefault() const {
        return true;
    }

    virtual BSONObj generateSection(OperationContext* opCtx,
                                    const BSONElement& configElement) const {
        auto lsCache = LogicalSessionCache::get(opCtx);
        return BSON("records" << static_cast<int64_t>(lsCache ? lsCache->size() : 0));
    }

} LogicalSessionSSS;

}  // namespace
}  // namespace mongo