bool CRedisClient::hscan(const string &key, int64_t cursor, MapString &values, const string &match, uint64_t count ) { static uint64_t lastCur = 0; uint64_t realCur = 0; CResult result; if ( cursor >= 0 ) { realCur = cursor; }else { realCur = lastCur; } Command cmd( "HSCAN" ); cmd << key << realCur; if ( "" != match ) { cmd << "MATCH" << match; } if ( 0 != count ) { cmd << "COUNT" << count; } _getArry( cmd, result ); CResult::ListCResult::const_iterator it = result.getArry().begin(); lastCur = _valueFromString<uint64_t>( it->getString() ); ++it; _getStringMapFromArry( it->getArry(), values ); return ( lastCur == 0 ? false : true ); }
void CRedisClient::time(string& currentseconds,string& microseconds) { CResult result; Command cmd( "TIME" ); _getArry(cmd,result); CResult::ListCResult::const_iterator it = result.getArry().begin(); currentseconds=it->getString(); ++it; microseconds=it->getString(); }
bool RedisClient::scriptExists( const string& script ) { BuildCommand cmd("SCRIPT"); cmd << "EXISTS" << script; CResult rst; _getArry(cmd, rst); CResult::ListCResult lst = rst.getArry(); CResult::ListCResult::const_iterator it = lst.begin(); return it->getInt(); }
bool CRedisClient::hscan(const string &key, int64_t cursor, VecString& values,const string &match, uint64_t count ) { static uint64_t lastCur = 0; uint64_t realCur = 0; CResult result; if ( cursor >= 0 ) { realCur = cursor; }else { realCur = lastCur; } hscan( key, realCur, match, count, result ); ReplyType type = result.getType() ; if ( REDIS_REPLY_ERROR == type ) { throw ReplyErr( result.getErrorString() ); }else if ( REDIS_REPLY_ARRAY != type ) { throw ProtocolErr( "HSCAN: data recved is not arry" ); } CResult::ListCResult::const_iterator it = result.getArry().begin(); if ( REDIS_REPLY_STRING != it->getType() ) { throw ProtocolErr( "HSCAN: first ele is not string" ); } lastCur = _valueFromString<uint64_t>( it->getString() ); ++it; _getValueFromArry( it->getArry(), values ); return ( lastCur == 0 ? false : true ); }
int RedisClient::scan( VecString& values , const int& index , const string& pattern , const int& count ) { BuildCommand cmd("SCAN"); string val; SInt64 nextNo; CResult arry; cmd << index; if ( !pattern.empty() ) { LOG_DEBUG("PATTERN:%s", pattern.c_str()); cmd << "MATCH" << pattern; } if ( count > 0 && count != 10 ) { LOG_DEBUG("PATTERN:%s", pattern.c_str()); cmd << "COUNT" << count; } if ( !_getArry(cmd, arry) ) return -1; CResult::ListCResult arrList = arry.getArry(); if ( arrList.size() != 2 ) return -2; CResult::ListCResult::const_iterator it = arrList.begin(); val = it->getString(); //throw TypeErr std::istringstream istr(val); istr >> nextNo; if ( istr.fail() ) { LOG_ERROR("%s: data received is unexpected",val.c_str()); } LOG_DEBUG("nextNo:%ld", nextNo); ++it; CResult::ListCResult::const_iterator itKeybgein = it->getArry().begin(); CResult::ListCResult::const_iterator itKeyend = it->getArry().end(); values.clear(); while ( itKeybgein != itKeyend ) { val = itKeybgein->getString(); values.push_back(val); itKeybgein++; } return nextNo; }