[8주차] ysy

.gitignore

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+
+# Created by .ignore support plugin (hsz.mobi)
+### Java template
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+
+.DS_Store
+.gradle
+/build/
+!gradle/wrapper/gradle-wrapper.jar
+/out/
+/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+bin/
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr

8주차과제/RacingCar/java/Application.java

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+import utils.GameUtils;
+
+public class Application {
+    public static void main(String[] args) {
+        //final Scanner scanner = new Scanner(System.in);
+        GameUtils gameUtils = new GameUtils();
+        gameUtils.run();
+    }
+}

8주차과제/RacingCar/java/inpututils/InputView.java

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+package inpututils;
+
+import java.util.Scanner;
+
+public class InputView {
+    private static final Scanner SCANNER = new Scanner(System.in);
+
+    public String getCarName() {
+        System.out.print("경주 할 자동차 이름 : ");
+        return SCANNER.nextLine();
+    }
+
+    public int getTryNumber() {
+        System.out.print("시도할 횟수 : ");
+        try {
+            return SCANNER.nextInt();
+        } catch (NumberFormatException e) {
+            throw new NumberFormatException("[ERROR] 시도 횟수는 숫자여야 한다.");
+        }
+    }
+}

8주차과제/RacingCar/java/outpututils/OutputView.java

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+package outpututils;
+
+import racingcar.Car;
+
+import java.util.Vector;
+
+public class OutputView {
+    public static void printCarName(String name){
+            System.out.print(name+" : ");
+    }
+
+    public static void printMove(){
+        System.out.print("-");
+    }
+
+    public static void printWinner(Vector<String> winner,int count){
+
+        for (int i = 0; i < winner.size(); i++) {
+            System.out.print(winner.get(i));
+            if(i!=count-1)
+            {
+                System.out.print(", ");
+            }
+        }
+
+    }
+
+}

8주차과제/RacingCar/java/racingcar/Car.java

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+package racingcar;
+
+import utils.GameUtils;
+
+public class Car {
+    private final String name;
+    private int position = 0;
+
+    public Car(String name) {
+        this.name = name;
+    }
+
+    public String getName(){
+        return name;
+    }
+
+    public int plusPosition(){
+        return position++;
+    }
+
+    public int getPosition() {
+        return position;
+    }
+
+}

8주차과제/RacingCar/java/utils/GameUtils.java

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+package utils;
+
+import inpututils.InputView;
+import outpututils.OutputView;
+import racingcar.Car;
+
+import java.util.Vector;
+
+public class GameUtils {
+    private static final int START_NUMBER = 0;
+    private static final int END_NUMBER = 9;
+
+    private static InputView inputView = new InputView();
+    private static SplitString splitString = new SplitString();
+    private static GameUtils gameUtils = new GameUtils();
+    private static OutputView outputView = new OutputView();
+
+    private static Car[] carList;
+    private static Vector<String> winner;
+
+    public static boolean move(int randomNumber) {
+        if (randomNumber >= 4) {
+            return true;
+        }
+        return false;
+    }
+
+    public static void makeCarList(String[] splitResult) {
+        carList = new Car[splitResult.length];
+        for (int i = 0; i < splitResult.length; i++) {
+            carList[i] = new Car(splitResult[i]);
+        }
+    }
+
+    public static void playGame(Car[] carList) {
+        for (int j = 0; j < carList.length; j++) {
+            Boolean isMove = gameUtils.move(RandomUtils.nextInt(START_NUMBER, END_NUMBER));
+            outputView.printCarName(carList[j].getName());
+
+            if (isMove) {
+                carList[j].plusPosition();
+            }
+            for (int k = 0; k < carList[j].getPosition(); k++) {
+                outputView.printMove();
+            }
+            System.out.println();
+        }
+    }
+
+    public static int getMax(Car[] carList) {
+        int max = carList[0].getPosition();
+        for (int i = 1; i < carList.length; i++) {
+            if (max < carList[i].getPosition()) {
+                max = carList[i].getPosition();
+            }
+        }
+        return max;
+    }
+
+    public static int makeWinnerCount(int max, Car[] carList) {
+        int count = 0;
+        for (int i = 0; i < carList.length; i++) {
+            if (max == carList[i].getPosition()) {
+                count++;
+            }
+        }
+        return count;
+    }
+
+    public static void setWinnerVector(int max, Car[] carList, int count) {
+        winner = new Vector<String>(count);
+        for (int i = 0; i < carList.length; i++) {
+            if (max == carList[i].getPosition()) {
+                winner.add(carList[i].getName());
+            }
+        }
+    }
+
+    public static Vector<String> getWinnerVector() {
+        return winner;
+    }
+
+    public static void run() {
+
+        String inputName = inputView.getCarName();
+        int inputCount = inputView.getTryNumber();
+        String[] splitResult = splitString.splitString(inputName);
+
+        makeCarList(splitResult);
+
+        for (int i = 0; i < inputCount; i++) {
+            playGame(carList);
+            System.out.println();
+        }
+
+        setWinnerVector(getMax(carList), carList, makeWinnerCount(getMax(carList), carList));
+        outputView.printWinner(getWinnerVector(), makeWinnerCount(getMax(carList), carList));
+
+    }
+}

8주차과제/RacingCar/java/utils/RandomUtils.java

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+package utils;
+
+import java.util.Random;
+
+public class RandomUtils {
+    private static final Random RANDOM = new Random();
+
+    private RandomUtils() {
+    }
+
+    public static int nextInt(final int startInclusive, final int endInclusive) {
+        if (startInclusive > endInclusive) {
+            throw new IllegalArgumentException();
+        }
+        if (startInclusive < 0) {
+            throw new IllegalArgumentException();
+        }
+
+        if (startInclusive == endInclusive) {
+            return startInclusive;
+        }
+        return RANDOM.nextInt(endInclusive - startInclusive + 1) + startInclusive;
+    }
+}

8주차과제/RacingCar/java/utils/SplitString.java

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+package utils;
+
+public class SplitString {
+    public static String[] splitString(String input) {
+        return input.split(",");
+    }
+}