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1. flat cost calculator basic setup
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+155
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‎flat-finder/.classpath

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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8"/>
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<classpathentry kind="src" path="src"/>
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<classpathentry kind="output" path="bin"/>
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</classpath>

‎flat-finder/.gitignore

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/bin/

‎flat-finder/.project

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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>flat-finder</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.eclipse.jdt.core.javabuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.eclipse.jdt.core.javanature</nature>
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</natures>
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</projectDescription>

‎flat-finder/.settings/org.eclipse.jdt.core.prefs

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eclipse.preferences.version=1
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org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
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org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
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org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
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org.eclipse.jdt.core.compiler.compliance=1.8
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org.eclipse.jdt.core.compiler.debug.lineNumber=generate
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org.eclipse.jdt.core.compiler.debug.localVariable=generate
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org.eclipse.jdt.core.compiler.debug.sourceFile=generate
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org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
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org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
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org.eclipse.jdt.core.compiler.source=1.8

‎flat-finder/src/com/itp/flatfinder/client/FlatApplication.java

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package com.itp.flatfinder.client;
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import java.util.ArrayList;
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import java.util.List;
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import com.itp.flatfinder.model.Flat;
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import com.itp.flatfinder.util.FlatCostCalculator;
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public class FlatApplication {
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public static void main(String[] args) {
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List<Flat> flats = new ArrayList<>();
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flats.add(new Flat("A", 10000, 2, 15, 500));
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flats.add(new Flat("B", 12000, 1, 15, 100));
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flats.add(new Flat("C", 11000, 4, 20, 1500));
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FlatCostCalculator.calculateTotalCost(flats, 10, 5, 20);
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flats.forEach(f-> {
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System.out.println(f.getName()+"\t"+f.getTotalCost());
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});
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}
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}

‎flat-finder/src/com/itp/flatfinder/model/Flat.java

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package com.itp.flatfinder.model;
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public class Flat {
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private String name;
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private int rentPerMonth;
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private int distance;
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private int travelTime;
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private int locationAdvantage;
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private int totalCost;
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public Flat(String name, int rentPerMonth, int distance, int travelTime, int locationAdvantage) {
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super();
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this.name = name;
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this.rentPerMonth = rentPerMonth;
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this.distance = distance;
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this.travelTime = travelTime;
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this.locationAdvantage = locationAdvantage;
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}
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public int getTotalCost() {
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return totalCost;
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}
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public void setTotalCost(int totalCost) {
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this.totalCost = totalCost;
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}
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public int getRentPerMonth() {
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return rentPerMonth;
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}
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public void setRentPerMonth(int rentPerMonth) {
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this.rentPerMonth = rentPerMonth;
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}
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public int getDistance() {
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return distance;
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}
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public void setDistance(int distance) {
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this.distance = distance;
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}
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public int getTravelTime() {
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return travelTime;
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}
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public void setTravelTime(int travelTime) {
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this.travelTime = travelTime;
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}
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public int getLocationAdvantage() {
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return locationAdvantage;
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}
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public void setLocationAdvantage(int locationAdvantage) {
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this.locationAdvantage = locationAdvantage;
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}
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}

‎flat-finder/src/com/itp/flatfinder/util/FlatCostCalculator.java

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package com.itp.flatfinder.util;
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import java.util.List;
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import com.itp.flatfinder.model.Flat;
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public class FlatCostCalculator {
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// Call by Value & Call by Ref in java.
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public static void calculateTotalCost(List<Flat> flats, int distanceCost,
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int travelCost, int totalWorkingDays) {
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flats.parallelStream().forEach(f->{
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int totalCost = 0;
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totalCost += f.getRentPerMonth();
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totalCost += (f.getDistance() * distanceCost) * totalWorkingDays;
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totalCost += (f.getTravelTime() * travelCost) * totalWorkingDays;
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totalCost -= f.getLocationAdvantage();
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f.setTotalCost(totalCost);
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});
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}
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}

‎movie-service/src/com/itp/movie/service/MovieService.java

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package com.itp.movie.service;
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import java.time.LocalDate;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.HashMap;
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public class MovieService {
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// Movie In memory database
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private Map<String, List<Movie>> moviesMap = new HashMap();
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private Map<String, List<Movie>> moviesMap = new HashMap<>();
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public void addMovie(String category, Movie movie) {
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// store movie in the memory
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* m1.getRating(); } });
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*/
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Collections.sort(moviesMap.get(category), (m1, m2) -> m2.getRating() - m1.getRating());
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Collections.sort(moviesMap.get(category),
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(m1, m2) -> m2.getRating() - m1.getRating());
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return moviesMap.get(category);
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}

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