/**
* @param year year in question
* @param crop crop in question
* @param metTons tons produced
*/
public final void setCropProduction(int year, EnumFood crop, double metTons) {
if (metTons >= 0) {
cropProduction[crop.ordinal()][year - START_YEAR] = metTons;
} else {
if (VERBOSE) {
System.err.println("Invalid argument for Territory.setCropProduction method");
}
}
}
/**
* @param year year in question
* @param crop crop in question
* @param value Income in $1,000
*/
public final void setCropIncome(int year, EnumFood crop, double value) {
if (value >= 0) {
cropIncome[crop.ordinal()][year - START_YEAR] = value;
} else {
if (VERBOSE) {
System.err.println("Invalid argument for Territory.setCropIncome method");
}
}
}
/**
* Method for calculating & setting crop need
*
* @param crop EnumFood
* @param tonsConsumed 2014 production + imports - exports
* @param percentUndernourished 2014 % of population undernourished
*/
public final void setCropNeedPerCapita(
EnumFood crop, double tonsConsumed, double percentUndernourished) {
for (AgriculturalUnit unit : entities) {
unit.setCropNeedPerCapita(crop, tonsConsumed, percentUndernourished);
}
double population = getPopulation(START_YEAR);
double tonPerPerson = tonsConsumed / (population - 0.5 * percentUndernourished * population);
cropNeedPerCapita[crop.ordinal()] = tonPerPerson;
}
/**
* Method for setting crop need when already known (e.g., when copying).
*
* @param crop EnumFood
* @param tonPerPerson 2014 ton/person
*/
public final void setCropNeedPerCapita(EnumFood crop, double tonPerPerson) {
// Divide it up amongst the units.
//
double perUnit = tonPerPerson / entities.size();
double remainder = tonPerPerson % (entities.size() * perUnit);
for (AgriculturalUnit unit : entities) {
unit.setCropNeedPerCapita(crop, perUnit + remainder);
remainder = 0;
}
cropNeedPerCapita[crop.ordinal()] = tonPerPerson;
}
/**
* @param year (passing year might be useful in the next milestone?)
* @param crop
* @param tonPerSqKilom yield for crop
*/
public void setCropYield(int year, EnumFood crop, double tonPerSqKilom) {
// Divide it up amongst the units.
//
double perUnit = tonPerSqKilom / entities.size();
double remainder = tonPerSqKilom % (entities.size() * perUnit);
for (AgriculturalUnit unit : entities) {
unit.setCropYield(year, crop, perUnit + remainder);
remainder = 0;
}
cropYield[crop.ordinal()] = tonPerSqKilom;
}
/**
* Set crop land value; use this method when initializing
*
* @param year year in question
* @param crop crop in question
* @param kilomsq area to set
*/
public final void setCropLand(int year, EnumFood crop, double kilomsq) {
if (kilomsq >= 0 && kilomsq <= getArableLand(year)) {
for (int i = 0; i < (YEARS_OF_SIM); i++) landCrop[crop.ordinal()][i] = kilomsq;
} else {
if (VERBOSE) {
System.err.println(
"Invalid argument for Territory.setCropLand method for country "
+ getName()
+ " crop "
+ crop);
}
}
}
/**
* @param year year in question
* @param crop crop in question
* @param metTons tons imported
*/
public void setCropImport(int year, EnumFood crop, double metTons) {
if (metTons >= 0) {
// Divide it up amongst the units.
//
double perUnit = metTons / entities.size();
double remainder = metTons % (entities.size() * perUnit);
for (AgriculturalUnit unit : entities) {
unit.setCropImport(year, crop, perUnit + remainder);
remainder = 0;
}
cropImport[crop.ordinal()][year - START_YEAR] = metTons;
} else {
if (VERBOSE) {
System.err.println("Invalid argument for AgriculturalUnit.setCropImport method");
}
}
}
/**
* Sets area to be planted with given crop in given year based on user input
*
* @param year year in question
* @param crop crop in question
* @param kilomsq number square km user wants to plant with that crop
*/
public final void updateCropLand(int year, EnumFood crop, double kilomsq) {
double unused = getArableLandUnused(year);
double currCropLand = getCropLand(year, crop);
double delta = kilomsq - currCropLand;
double valueToSet;
// if trying to decrease beyond 0, set to 0
if ((currCropLand + delta) < 0) {
valueToSet = 0;
}
// else if trying to increase by amount greater than available, set to current + available
else if (delta > unused) {
valueToSet = currCropLand + unused;
}
// else set to curr + delta
else {
valueToSet = currCropLand + delta;
}
for (int i = year - START_YEAR; i < YEARS_OF_SIM; i++) landCrop[crop.ordinal()][i] = valueToSet;
}
/**
* The loader loads 2014 data. This function scales the data for 1981 given the scale factor.
*
* @param factor The scaling factor.
*/
public void scaleInitialStatistics(double factor) {
int index = 0; // The 0th index is the start year.
population[index] *= factor;
medianAge[index] *= factor;
births[index] *= factor;
mortality[index] *= factor;
migration[index] *= factor;
undernourished[index] *= factor;
landTotal[index] *= factor;
landArable[index] *= factor;
for (int i = 0; i < EnumFood.values().length; i += 1) {
cropYield[i] *= factor;
cropNeedPerCapita[i] *= factor;
cropProduction[i][index] *= factor;
landCrop[i][index] *= factor;
}
for (int i = 0; i < EnumGrowMethod.values().length; i += 1) {
cultivationMethod[i][index] *= factor;
}
}
/**
* Update % undernourished using formula in spec.
*
* @param year year to update
*/
public final void updateUndernourished(int year) {
double numUndernourished;
double population = getPopulation(year);
double[] netCropsAvail = new double[EnumFood.SIZE];
int numCropsAvail = 0;
for (EnumFood crop : EnumFood.values()) {
double netAvail = getNetCropAvailable(year, crop);
netCropsAvail[crop.ordinal()] = netAvail;
if (netAvail >= 0) numCropsAvail++;
}
if (numCropsAvail == 5) {
numUndernourished = 0;
} else {
double maxResult = 0;
for (EnumFood crop : EnumFood.values()) {
double need = getCropNeedPerCapita(crop);
double result = (netCropsAvail[crop.ordinal()]) / (0.5 * need * population);
if (result > maxResult) maxResult = result;
}
numUndernourished = Math.min(population, maxResult);
}
setUndernourished(year, numUndernourished / population);
}
/** Estimates the initial land used per food type, and the yield. */
public void estimateInitialYield() {
double income = 0.;
double production = 0.;
double land = 0.;
for (EnumFood crop : EnumFood.values()) {
land += landCrop[crop.ordinal()][0];
production += cropProduction[crop.ordinal()][0];
income += cropIncome[crop.ordinal()][0];
}
// If the total land is > 0 then this function has already been called.
//
if (land == 0.) {
if (income == 0. && production == 0.) {
Logger.getGlobal()
.log(Level.INFO, "Territory {0} has no production or income. Faking it.", getName());
// Assume they're getting $100 per acre. Terrible guess, but it's just a
// default for empty rows.
//
income = landTotal[0] / 10.; // $100 per acre / 1000.;
double p = 1. / EnumFood.SIZE;
for (int i = 0; i < EnumFood.SIZE; i += 1) cropIncome[i][0] = income * p;
}
if (production == 0.) {
for (EnumFood crop : EnumFood.values()) {
if (production == 0.) {
// The current version of the CSV file doesn't have any production values.
// Use the income values (if available) to estimate land per crop.
//
// Estimate production from the yield.
//
cropProduction[crop.ordinal()][0] =
(cropIncome[crop.ordinal()][0] / income) * landTotal[0];
production += cropProduction[crop.ordinal()][0];
}
}
}
for (EnumFood crop : EnumFood.values()) {
cropYield[crop.ordinal()] = cropProduction[crop.ordinal()][0] / landTotal[0];
// Use the crop production to estimate land per crop.
//
double p = cropProduction[crop.ordinal()][0] / production;
// This is an initial naive estimate. Per Joel there will eventually be a multiplier
// applied that gives a more realistic estimate.
//
landCrop[crop.ordinal()][0] = landTotal[0] * p /* * multiplier[food] */;
land += landCrop[crop.ordinal()][0];
}
}
}
/**
* @param year (passing year might be useful in the next milestone?)
* @param crop
* @param tonPerSqKilom yield for crop
*/
public final void setCropYield(int year, EnumFood crop, double tonPerSqKilom) {
cropYield[crop.ordinal()] = tonPerSqKilom;
}
/**
* Method for setting crop need when already known (e.g., when copying).
*
* @param crop EnumFood
* @param tonPerPerson 2014 ton/person
*/
public final void setCropNeedPerCapita(EnumFood crop, double tonPerPerson) {
cropNeedPerCapita[crop.ordinal()] = tonPerPerson;
}
/**
* Method for calculating & setting crop need
*
* @param crop EnumFood
* @param tonsConsumed 2014 production + imports - exports
* @param percentUndernourished 2014 % of population undernourished
*/
public final void setCropNeedPerCapita(
EnumFood crop, double tonsConsumed, double percentUndernourished) {
double population = getPopulation(START_YEAR);
double tonPerPerson = tonsConsumed / (population - 0.5 * percentUndernourished * population);
cropNeedPerCapita[crop.ordinal()] = tonPerPerson;
}
/**
* Copies initial data from another territory to this territory. This is primarily only done when
* unifying XML and CSV data.
*
* @param fromTerritory The territory from which to copy data.
*/
public void copyInitialValuesFrom(final Territory fromTerritory) {
int index = 0;
medianAge[index] = fromTerritory.medianAge[index];
births[index] = fromTerritory.births[index];
mortality[index] = fromTerritory.mortality[index];
migration[index] = fromTerritory.migration[index];
undernourished[index] = fromTerritory.undernourished[index];
landTotal[index] = fromTerritory.landTotal[index];
landArable[index] = fromTerritory.landArable[index];
for (EnumFood food : EnumFood.values()) {
cropYield[food.ordinal()] = fromTerritory.cropYield[food.ordinal()];
cropNeedPerCapita[food.ordinal()] = fromTerritory.cropNeedPerCapita[food.ordinal()];
cropIncome[food.ordinal()][index] = fromTerritory.cropIncome[food.ordinal()][index];
cropProduction[food.ordinal()][index] = fromTerritory.cropProduction[food.ordinal()][index];
landCrop[food.ordinal()][index] = fromTerritory.landCrop[food.ordinal()][index];
}
for (EnumGrowMethod method : EnumGrowMethod.values()) {
cultivationMethod[method.ordinal()][index] =
fromTerritory.cultivationMethod[method.ordinal()][index];
}
while (index < Constant.LAST_YEAR - Constant.FIRST_YEAR) {
population[index] = fromTerritory.population[index];
index += 1;
}
}
