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48 lines
995 B
48 lines
995 B
// Copyright 2008-present Facebook. All Rights Reserved.
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#ifndef STORAGE_LEVELDB_DB_LOG_FILE_H_
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#define STORAGE_LEVELDB_DB_LOG_FILE_H_
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namespace leveldb {
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enum WalFileType {
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kArchivedLogFile = 0,
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kAliveLogFile = 1
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} ;
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class LogFile {
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public:
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uint64_t logNumber;
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WalFileType type;
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LogFile(uint64_t logNum,WalFileType logType) :
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logNumber(logNum),
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type(logType) {}
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LogFile(const LogFile& that) {
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logNumber = that.logNumber;
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type = that.type;
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}
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bool operator < (const LogFile& that) const {
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return logNumber < that.logNumber;
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}
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std::string ToString() const {
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char response[100];
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const char* typeOfLog;
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if (type == kAliveLogFile) {
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typeOfLog = "Alive Log";
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} else {
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typeOfLog = "Archived Log";
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}
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sprintf(response,
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"LogNumber : %ld LogType : %s",
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logNumber,
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typeOfLog);
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return std::string(response);
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}
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};
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} // namespace leveldb
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#endif // STORAGE_LEVELDB_DB_LOG_FILE_H_
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