Revision 3204a4f64bc718a3138d867e8083a2f71d01ec63 authored by lxcode on 15 August 2017, 19:17:13 UTC, committed by Facebook Github Bot on 15 August 2017, 19:32:11 UTC
Summary: If ROCKSDB_LITE is defined, a call to abort() is introduced. This call requires stdlib.h. Build log of unpatched 5.7.1: http://beefy9.nyi.freebsd.org/data/110amd64-default/447974/logs/rocksdb-lite-5.7.1.log Closes https://github.com/facebook/rocksdb/pull/2744 Reviewed By: yiwu-arbug Differential Revision: D5632372 Pulled By: lxcode fbshipit-source-id: b2a8e692bf14ccf1f875f3a00463e87bba310a2b
1 parent 7aa96db
sst_file_writer_collectors.h
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#pragma once
#include <string>
#include "rocksdb/types.h"
#include "util/string_util.h"
namespace rocksdb {
// Table Properties that are specific to tables created by SstFileWriter.
struct ExternalSstFilePropertyNames {
// value of this property is a fixed uint32 number.
static const std::string kVersion;
// value of this property is a fixed uint64 number.
static const std::string kGlobalSeqno;
};
// PropertiesCollector used to add properties specific to tables
// generated by SstFileWriter
class SstFileWriterPropertiesCollector : public IntTblPropCollector {
public:
explicit SstFileWriterPropertiesCollector(int32_t version,
SequenceNumber global_seqno)
: version_(version), global_seqno_(global_seqno) {}
virtual Status InternalAdd(const Slice& key, const Slice& value,
uint64_t file_size) override {
// Intentionally left blank. Have no interest in collecting stats for
// individual key/value pairs.
return Status::OK();
}
virtual Status Finish(UserCollectedProperties* properties) override {
// File version
std::string version_val;
PutFixed32(&version_val, static_cast<uint32_t>(version_));
properties->insert({ExternalSstFilePropertyNames::kVersion, version_val});
// Global Sequence number
std::string seqno_val;
PutFixed64(&seqno_val, static_cast<uint64_t>(global_seqno_));
properties->insert({ExternalSstFilePropertyNames::kGlobalSeqno, seqno_val});
return Status::OK();
}
virtual const char* Name() const override {
return "SstFileWriterPropertiesCollector";
}
virtual UserCollectedProperties GetReadableProperties() const override {
return {{ExternalSstFilePropertyNames::kVersion, ToString(version_)}};
}
private:
int32_t version_;
SequenceNumber global_seqno_;
};
class SstFileWriterPropertiesCollectorFactory
: public IntTblPropCollectorFactory {
public:
explicit SstFileWriterPropertiesCollectorFactory(int32_t version,
SequenceNumber global_seqno)
: version_(version), global_seqno_(global_seqno) {}
virtual IntTblPropCollector* CreateIntTblPropCollector(
uint32_t column_family_id) override {
return new SstFileWriterPropertiesCollector(version_, global_seqno_);
}
virtual const char* Name() const override {
return "SstFileWriterPropertiesCollector";
}
private:
int32_t version_;
SequenceNumber global_seqno_;
};
} // namespace rocksdb
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