kopia lustrzana https://github.com/weetmuts/wmbusmeters
289 wiersze
7.5 KiB
C++
289 wiersze
7.5 KiB
C++
/*
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Copyright (C) 2017-2019 Fredrik Öhrström
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include"dvparser.h"
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#include"meters.h"
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#include"meters_common_implementation.h"
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#include"wmbus.h"
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#include"wmbus_utils.h"
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#include"util.h"
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#include<assert.h>
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#include<map>
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#include<memory.h>
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#include<stdio.h>
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#include<string>
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#include<time.h>
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#include<vector>
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using namespace std;
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struct MeterApator162 : public virtual WaterMeter, public virtual MeterCommonImplementation {
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MeterApator162(WMBus *bus, string& name, string& id, string& key);
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// Total water counted through the meter
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double totalWaterConsumption(Unit u);
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bool hasTotalWaterConsumption();
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double targetWaterConsumption(Unit u);
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bool hasTargetWaterConsumption();
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double maxFlow(Unit u);
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bool hasMaxFlow();
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double flowTemperature(Unit u);
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bool hasFlowTemperature();
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double externalTemperature(Unit u);
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bool hasExternalTemperature();
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string statusHumanReadable();
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string status();
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string timeDry();
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string timeReversed();
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string timeLeaking();
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string timeBursting();
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void printMeter(Telegram *t,
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string *human_readable,
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string *fields, char separator,
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string *json,
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vector<string> *envs);
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private:
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void handleTelegram(Telegram *t);
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void processContent(Telegram *t);
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string decodeTime(int time);
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double total_water_consumption_ {};
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};
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MeterApator162::MeterApator162(WMBus *bus, string& name, string& id, string& key) :
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MeterCommonImplementation(bus, name, id, key, MeterType::APATOR162, MANUFACTURER_APA, LinkMode::T1)
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{
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addMedia(0x06);
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addMedia(0x07);
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setExpectedVersion(0x05);
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MeterCommonImplementation::bus()->onTelegram(calll(this,handleTelegram,Telegram*));
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}
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double MeterApator162::totalWaterConsumption(Unit u)
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{
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return total_water_consumption_;
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}
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unique_ptr<WaterMeter> createApator162(WMBus *bus, string& name, string& id, string& key)
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{
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return unique_ptr<WaterMeter>(new MeterApator162(bus,name,id,key));
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}
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void MeterApator162::handleTelegram(Telegram *t)
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{
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if (!isTelegramForMe(t)) {
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// This telegram is not intended for this meter.
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return;
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}
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verbose("(%s) telegram for %s %02x%02x%02x%02x\n", "apator162",
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name().c_str(),
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t->a_field_address[0], t->a_field_address[1], t->a_field_address[2],
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t->a_field_address[3]);
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if (t->isEncrypted() && !useAes() && !t->isSimulated()) {
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warning("(apator162) warning: telegram is encrypted but no key supplied!\n");
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}
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if (useAes()) {
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vector<uchar> aeskey = key();
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decryptMode5_AES_CBC(t, aeskey);
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} else {
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t->content = t->payload;
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}
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char log_prefix[256];
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snprintf(log_prefix, 255, "(%s) log", "apator162");
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logTelegram(log_prefix, t->parsed, t->content);
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int content_start = t->parsed.size();
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processContent(t);
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if (isDebugEnabled()) {
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snprintf(log_prefix, 255, "(%s)", "apator162");
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t->explainParse(log_prefix, content_start);
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}
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triggerUpdate(t);
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}
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void MeterApator162::processContent(Telegram *t)
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{
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// Meter record:
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map<string,pair<int,DVEntry>> values;
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parseDV(t, t->content, t->content.begin(), t->content.size(), &values);
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// Unfortunately, the at-wmbus-16-2 is mostly a proprieatary protocol
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// simple wrapped inside a wmbus telegram. Thus the parsing above ends
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// immediately with a 0x0f dif which means: from now on, its vendor specific
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// data structures.
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// By examining some telegrams though, it looks like the total consumption
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// counter is on offset 25. So we can fake a parse here, to make it easier
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// to extract using the existing tools.
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map<string,pair<int,DVEntry>> vendor_values;
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string total;
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strprintf(total, "%02x%02x%02x%02x", t->content[25], t->content[26], t->content[27], t->content[28]);
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vendor_values["0413"] = { 25, DVEntry(0x13, 0, 0, 0, total) };
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int offset;
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string key;
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if(findKey(ValueInformation::Volume, 0, &key, &vendor_values)) {
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extractDVdouble(&vendor_values, key, &offset, &total_water_consumption_);
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t->addMoreExplanation(offset, " total consumption (%f m3)", total_water_consumption_);
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}
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}
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void MeterApator162::printMeter(Telegram *t,
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string *human_readable,
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string *fields, char separator,
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string *json,
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vector<string> *envs)
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{
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char buf[65536];
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buf[65535] = 0;
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snprintf(buf, sizeof(buf)-1,
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"%s\t"
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"%s\t"
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"% 3.3f m3\t"
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"%s",
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name().c_str(),
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t->id.c_str(),
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totalWaterConsumption(Unit::M3),
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datetimeOfUpdateHumanReadable().c_str());
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*human_readable = buf;
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snprintf(buf, sizeof(buf)-1,
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"%s%c"
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"%s%c"
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"%f%c"
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"%s",
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name().c_str(), separator,
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t->id.c_str(), separator,
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totalWaterConsumption(Unit::M3), separator,
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datetimeOfUpdateRobot().c_str());
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*fields = buf;
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#define Q(x,y) "\""#x"\":"#y","
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#define QS(x,y) "\""#x"\":\""#y"\","
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#define QSE(x,y) "\""#x"\":\""#y"\""
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snprintf(buf, sizeof(buf)-1, "{"
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QS(media,%s)
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QS(meter,apator162)
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QS(name,%s)
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QS(id,%s)
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Q(total_m3,%f)
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QSE(timestamp,%s)
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"}",
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mediaTypeJSON(t->a_field_device_type).c_str(),
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name().c_str(),
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t->id.c_str(),
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totalWaterConsumption(Unit::M3),
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datetimeOfUpdateRobot().c_str());
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*json = buf;
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envs->push_back(string("METER_JSON=")+*json);
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envs->push_back(string("METER_TYPE=apator162"));
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envs->push_back(string("METER_ID=")+t->id);
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envs->push_back(string("METER_TOTAL_M3=")+to_string(totalWaterConsumption(Unit::M3)));
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envs->push_back(string("METER_TIMESTAMP=")+datetimeOfUpdateRobot());
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}
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bool MeterApator162::hasTotalWaterConsumption()
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{
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return true;
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}
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double MeterApator162::targetWaterConsumption(Unit u)
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{
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return 0.0;
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}
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bool MeterApator162::hasTargetWaterConsumption()
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{
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return false;
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}
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double MeterApator162::maxFlow(Unit u)
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{
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return 0.0;
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}
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bool MeterApator162::hasMaxFlow()
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{
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return false;
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}
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double MeterApator162::flowTemperature(Unit u)
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{
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return 127;
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}
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bool MeterApator162::hasFlowTemperature()
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{
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return false;
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}
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double MeterApator162::externalTemperature(Unit u)
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{
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return 127;
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}
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bool MeterApator162::hasExternalTemperature()
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{
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return false;
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}
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string MeterApator162::statusHumanReadable()
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{
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return "";
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}
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string MeterApator162::status()
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{
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return "";
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}
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string MeterApator162::timeDry()
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{
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return "";
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}
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string MeterApator162::timeReversed()
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{
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return "";
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}
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string MeterApator162::timeLeaking()
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{
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return "";
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}
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string MeterApator162::timeBursting()
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{
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return "";
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}
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