LoadAnalysisServerResource.java
/*
* This file is part of WattDepot.
*
* Copyright (C) 2015 Cam Moore
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.wattdepot.extension.openeis.server;
import org.restlet.data.Status;
import org.restlet.resource.ResourceException;
import org.wattdepot.common.domainmodel.Depository;
import org.wattdepot.common.domainmodel.InterpolatedValue;
import org.wattdepot.common.domainmodel.InterpolatedValueList;
import org.wattdepot.common.domainmodel.InterpolatedValueValueComparator;
import org.wattdepot.common.domainmodel.Labels;
import org.wattdepot.common.exception.IdNotFoundException;
import org.wattdepot.common.util.tstamp.Tstamp;
import org.wattdepot.extension.openeis.OpenEISLabels;
import org.wattdepot.extension.openeis.domainmodel.LoadAnalysis;
import org.wattdepot.extension.openeis.http.api.LoadAnalysisResource;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
import java.util.logging.Level;
/**
* LoadAnalysisServerResource - Handles LoadAnalysis request.
*
* @author Cam Moore
* Created by carletonmoore on 4/20/15.
*/
public class LoadAnalysisServerResource extends OpenEISServer implements LoadAnalysisResource {
private String depositoryId;
private String sensorId;
private String startString;
private String endString;
/*
* (non-Javadoc)
*
* @see org.restlet.resource.Resource#doInit()
*/
@Override
protected void doInit() throws ResourceException {
super.doInit();
this.depositoryId = getQuery().getValues(Labels.DEPOSITORY);
this.sensorId = getQuery().getValues(Labels.SENSOR);
this.startString = getQuery().getValues(Labels.START);
this.endString = getQuery().getValues(Labels.END);
}
@Override
public LoadAnalysis retrieve() {
getLogger().log(
Level.INFO,
"GET /wattdepot/{" + orgId + "}/" + OpenEISLabels.OPENEIS + "/" + OpenEISLabels.LOAD_ANALYSIS +
"/?" + Labels.DEPOSITORY + "={" + depositoryId + "}&" + Labels.SENSOR + "={" + sensorId + "}&" +
Labels.START + "={" + startString + "}&" + Labels.END + "={" + endString + "}");
try {
Depository depository = depot.getDepository(depositoryId, orgId, true);
Date start = Tstamp.makeTimestamp(startString).toGregorianCalendar().getTime();
Date end = Tstamp.makeTimestamp(endString).toGregorianCalendar().getTime();
InterpolatedValueList values;
if (depository.getMeasurementType().getName().startsWith("Power")) {
values = getHourlyPointData(depositoryId, sensorId, start, end, false);
}
else if (depository.getMeasurementType().getName().startsWith("Energy")) {
values = getHourlyDifferenceData(depositoryId, sensorId, start, end, false);
}
else {
setStatus(Status.CLIENT_ERROR_BAD_REQUEST, depositoryId + " is not a Power Depository.");
return null;
}
InterpolatedValueValueComparator c = new InterpolatedValueValueComparator();
Double peak = Collections.max(values.getInterpolatedValues(), c).getValue();
int numValues = values.getInterpolatedValues().size();
int numDays = numValues / 24;
int hour = 0;
Double dailyMax = Double.MIN_VALUE;
Double dailyMin = Double.MAX_VALUE;
Double aveDailyMax = 0.0;
Double aveDailyMin = 0.0;
Double aveDailyRange = 0.0;
for (InterpolatedValue val : values.getInterpolatedValues()) {
Double v = val.getValue();
if (dailyMax < v) {
dailyMax = v;
}
if (dailyMin > v) {
dailyMin = v;
}
if (hour == 23) {
aveDailyMax += dailyMax;
aveDailyMin += dailyMin;
aveDailyRange += dailyMax - dailyMin;
dailyMax = Double.MIN_VALUE;
dailyMin = Double.MAX_VALUE;
hour = 0;
}
hour++;
}
aveDailyMax = aveDailyMax / numDays;
aveDailyMin = aveDailyMin / numDays;
aveDailyRange = aveDailyRange / numDays;
ArrayList<InterpolatedValue> list = values.getInterpolatedValues();
Collections.sort(list, c);
int fifthPercentileIndex = (int) Math.round(numValues * 0.05);
int nintyFifthPercentileIndex = (int) Math.round(numValues * 0.95);
Double fifth = list.get(fifthPercentileIndex).getValue();
Double nintyFifth = list.get(nintyFifthPercentileIndex).getValue();
LoadAnalysis analysis = new LoadAnalysis(start, end, peak, aveDailyMax, aveDailyMin, aveDailyRange, fifth / nintyFifth);
values.collapseMissingData();
analysis.setMissingData(values.getMissingData());
return analysis;
}
catch (IdNotFoundException e) {
setStatus(Status.CLIENT_ERROR_BAD_REQUEST, e.getMessage());
return null;
}
catch (Exception e) {
setStatus(Status.CLIENT_ERROR_BAD_REQUEST, e.getMessage());
return null;
}
}
}