Дневни температури (35 поени)

import java.io.*;
import java.util.Arrays;
import java.util.DoubleSummaryStatistics;
import java.util.LinkedList;
import java.util.List;
import java.util.stream.Collectors;

interface MeasuredTemperature{
    double getFahrenheit();
    double getCelsius();
}

class TemperatureF implements MeasuredTemperature{
    private final Double tempF;

    public TemperatureF(String tempF) {
        this.tempF = Double.parseDouble(tempF.substring(0,tempF.length()-1));
    }

    @Override
    public double getFahrenheit() {
        return tempF;
    }

    @Override
    public double getCelsius() {
        return ((tempF-32)*5)/9;
    }
}


class TemperatureC implements MeasuredTemperature{
    private final Double tempC;

    public TemperatureC(String tempC) {
        this.tempC = Double.parseDouble(tempC.substring(0,tempC.length()-1));
    }

    @Override
    public double getFahrenheit() {
        return ((tempC*9)/5 + 32);
    }

    @Override
    public double getCelsius() {
        return tempC;
    }
}


class TemperatureInADay implements Comparable<TemperatureInADay>{

    private final int day;
    private final List<MeasuredTemperature> measuredTemperatureList;

    public TemperatureInADay(int day, List<MeasuredTemperature> measuredTemperatureList) {
        this.day = day;
        this.measuredTemperatureList = measuredTemperatureList;
    }

    public static TemperatureInADay createTemperature(String line){
        String[] arrayElements = line.split("\\s+");
        int day = Integer.parseInt(arrayElements[0]);
        List<MeasuredTemperature> measuredTemperatureList = new LinkedList<>();
        Arrays.stream(arrayElements).skip(1)
                .forEach(
                element ->{
                    if (element.charAt(element.length()-1) == 'F'){
                        measuredTemperatureList.add(new TemperatureF(element));
                    }
                    else if (element.charAt(element.length()-1) == 'C'){
                        measuredTemperatureList.add(new TemperatureC(element));
                    }
                }
        );
        return new TemperatureInADay(day,measuredTemperatureList);

    }

    public String toString(char CF) {

//        [ден]: Count: [вк. мерења - 3 места] Min: [мин. температура] Max: [макс. температура] Avg: [просек ]


        DoubleSummaryStatistics dss = measuredTemperatureList.stream().mapToDouble(x -> {
            if (CF == 'F'){
                return x.getFahrenheit();
            }
            else{
                return x.getCelsius();
            }

        }).summaryStatistics();

     return String.format("%3d: Count:% 4d Min:% 7.2f%c Max:% 7.2f%c Avg:% 7.2f%c", day, dss.getCount(), dss.getMin(), CF, dss.getMax(), CF, dss.getAverage(), CF);

    }

    @Override
    public int compareTo(TemperatureInADay o) {
        return Integer.compare(day,o.day);
    }
}



class DailyTemperatures{
    private List<TemperatureInADay> temperatureList;
    DailyTemperatures(){
        temperatureList = new LinkedList<>();
    }
    void readTemperatures(InputStream inputStream){
        BufferedReader bufferedReader =new BufferedReader(new InputStreamReader(inputStream));

        temperatureList = bufferedReader.lines()
                .map(TemperatureInADay::createTemperature)
                .collect(Collectors.toList());



    }
    void writeDailyStats(OutputStream outputStream, char scale){
        PrintWriter printWriter = new PrintWriter(outputStream);

        temperatureList.stream().sorted().forEach(x->System.out.println(x.toString(scale)));


    }

}





/**
 * I partial exam 2016
 */
public class DailyTemperatureTest {
    public static void main(String[] args) {
        DailyTemperatures dailyTemperatures = new DailyTemperatures();
        dailyTemperatures.readTemperatures(System.in);
        System.out.println("=== Daily temperatures in Celsius (C) ===");
        dailyTemperatures.writeDailyStats(System.out, 'C');
        System.out.println("=== Daily temperatures in Fahrenheit (F) ===");
        dailyTemperatures.writeDailyStats(System.out, 'F');
    }
}

// Vashiot kod ovde