fe93631678
Summary: Clean up compiler warnings generated by -Wall option. make clean all OPT=-Wall This is a pre-requisite before making a new release. Test Plan: compile and run unit tests Reviewers: heyongqiang Reviewed By: heyongqiang Differential Revision: https://reviews.facebook.net/D5019
35 lines
1.0 KiB
C++
35 lines
1.0 KiB
C++
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file. See the AUTHORS file for names of contributors.
|
|
|
|
#ifndef STORAGE_LEVELDB_INCLUDE_STATISTICS_H_
|
|
#define STORAGE_LEVELDB_INCLUDE_STATISTICS_H_
|
|
|
|
namespace leveldb {
|
|
|
|
// Analyze the performance of a db
|
|
class Statistics {
|
|
public:
|
|
// Create an Statistics object with default values for all fields.
|
|
Statistics() : numFileOpens_(0), numFileCloses_(0),
|
|
numFileErrors_(0) {}
|
|
|
|
virtual void incNumFileOpens() = 0;
|
|
virtual void incNumFileCloses() = 0;
|
|
virtual void incNumFileErrors() = 0;
|
|
|
|
virtual long getNumFileOpens() { return numFileOpens_;}
|
|
virtual long getNumFileCloses() { return numFileCloses_;}
|
|
virtual long getNumFileErrors() { return numFileErrors_;}
|
|
virtual ~Statistics() {}
|
|
|
|
protected:
|
|
long numFileOpens_;
|
|
long numFileCloses_;
|
|
long numFileErrors_;
|
|
};
|
|
|
|
} // namespace leveldb
|
|
|
|
#endif // STORAGE_LEVELDB_INCLUDE_STATISTICS_H_
|