[14기] 김택민 과제 제출합니다.

docs/README.md

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+구현할 기능
+Application.java - 메인함수, 입출력 기능, 
+문자열로 과목과 학점을 받고 쉼표로 각각 분리, 다시 -로 과목과 학점, 평점 분리해서 Major, GeneralEducation 클래스 리스트로 담기,
+Student 클래스에서 취득학점, 평점평균, 전공 평점평균 가져와서 출력하기
+Major.java, GeneralEducation.java - 각각 과목, 학점, 평점 필드를 가지고 있는 클래스
+Student.java - 한 학생의 취득학점, 평점평균, 전공 평점평균 필드를 가지고 있는 클래스, Major, GeneralEducation 클래스 리스트에서 과목, 학점, 평점을 가져와 계산하기

gradle.properties

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+org.gradle.jvmargs=-Dfile.encoding=UTF-8

src/main/java/gpacalc/Application.java

@@ -1,7 +1,83 @@
 package gpacalc;
 
+import static camp.nextstep.edu.missionutils.Console.readLine;
+
+import camp.nextstep.edu.missionutils.Console;
+import java.util.ArrayList;
+
+
 public class Application {
     public static void main(String[] args) {
         //TODO: 구현
+
+        Student student = new Student();
+        ArrayList<Major> majors = new ArrayList<Major>();
+        ArrayList<GeneralEducation> generals = new ArrayList<GeneralEducation>();
+        System.out.println("전공 과목명과 이수학점, 평점을 입력해주세요(예시: 프로그래밍언어론-3-A+,소프트웨어공학-3-B+):");
+        String input  = Console.readLine();
+        if (input.trim().equals("")) {
+            throw new IllegalArgumentException("공백으로만 구성됨");
+        }
+        String[] subject = input.split(",");
+        for (int i = 0; i < subject.length; i++) {
+            String[] token = subject[i].split("-");
+            if (token.length != 3) {
+                throw new IllegalArgumentException("입력 형식 오류");
+            }
+            String subjectName = token[0];
+            String subjectCredit = token[1];
+            String subjectGrade = token[2];
+            Major major = new Major(subjectName, subjectCredit, subjectGrade);
+            if(major.getSubjectCredit()<1 || major.getSubjectCredit()>4){
+                throw new IllegalArgumentException("잘못된 학점");
+            }
+            student.setCreditSum(major.getSubjectCredit(), major.getSubjectGrade());
+            student.setGradeSum(major.getSubjectGrade(), major.getSubjectCredit());
+            student.setMajorCredit(major.getSubjectCredit());
+            student.setMajorSum(major.getSubjectGrade(), major.getSubjectCredit());
+            student.setMajorAvg(student.getMajorSum(), student.getMajorCredit());
+            student.setGradeAvg(student.getGradeSum());
+            majors.add(major);
+        }
+        System.out.println("교양 과목명과 이수학점, 평점을 입력해주세요(예시: 선형대수학-3-C0,인간관계와자기성장-3-P):");
+        String input2 = Console.readLine();
+        if (input2.trim().equals("")) {
+            throw new IllegalArgumentException("공백으로만 구성됨");
+        }
+        String[] subject2 = input2.split(",");
+        for (int i = 0; i < subject2.length; i++) {
+            String[] token2 = subject2[i].split("-");
+            if (token2.length != 3) {
+                throw new IllegalArgumentException("입력 형식 오류");
+            }
+            String subjectName = token2[0];
+            String subjectCredit = token2[1];
+            String subjectGrade = token2[2];
+            GeneralEducation general = new GeneralEducation(subjectName, subjectCredit, subjectGrade);
+            if(general.getSubjectCredit()<1 || general.getSubjectCredit()>4){
+                throw new IllegalArgumentException("잘못된 학점");
+            }
+            student.setCreditSum(general.getSubjectCredit(), general.getSubjectGrade());
+            student.setGradeSum(general.getSubjectGrade(), general.getSubjectCredit());
+            student.setGradeAvg(student.getGradeSum());
+            generals.add(general);
+        }
+        System.out.println("\n<과목 목록>");;
+        for (int i = 0; i < majors.size(); i++) {
+            System.out.println("[전공] " + majors.get(i).getSubjectName() + "," + majors.get(i).getSubjectCredit() + "," + majors.get(i).getSubjectGrade());
+        }
+        for (int i = 0; i < generals.size(); i++) {
+            System.out.println("[교양] " + generals.get(i).getSubjectName() + "," + generals.get(i).getSubjectCredit() + "," + generals.get(i).getSubjectGrade());
+        }
+
+        System.out.println("\n<취득학점>");
+        System.out.println(student.getCreditSum() + "학점");
+        System.out.println("\n<평점평균>");
+        String str = String.format("%.2f", student.getGradeAvg());
+        System.out.println(str + " / 4.5");
+
+        System.out.println("\n<전공 평점평균>");
+        str = String.format("%.2f", student.getMajorAvg());
+        System.out.println(str + " / 4.5");
     }
 }

src/main/java/gpacalc/GeneralEducation.java

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+package gpacalc;
+
+public class GeneralEducation {
+    private String subjectName;
+    private int subjectCredit;
+    private String subjectGrade;
+
+    GeneralEducation(String subjectName, String subjectCredit, String subjectGrade) {
+        setSubjectName(subjectName);
+        setSubjectCredit(subjectCredit);
+        setSubjectGrade(subjectGrade);
+    }
+
+    public String getSubjectName() {
+        return subjectName;
+    }
+    public void setSubjectName(String subjectName) {
+        this.subjectName = subjectName;
+    }
+    public int getSubjectCredit() {
+        return subjectCredit;
+    }
+    public void setSubjectCredit(String subjectCredit) {
+        this.subjectCredit = Integer.parseInt(subjectCredit);
+    }
+    public String getSubjectGrade() {
+        return subjectGrade;
+    }
+    public void setSubjectGrade(String subjectGrade) {
+        this.subjectGrade = subjectGrade;
+    }
+}

src/main/java/gpacalc/Major.java

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+package gpacalc;
+
+import javax.security.auth.Subject;
+
+public class Major {
+    private String subjectName;
+    private int subjectCredit;
+    private String subjectGrade;
+
+    Major(String subjectName, String subjectCredit, String subjectGrade) {
+        setSubjectName(subjectName);
+        setSubjectCredit(subjectCredit);
+        setSubjectGrade(subjectGrade);
+    }
+
+    public String getSubjectName() {
+        return subjectName;
+    }
+    public void setSubjectName(String subjectName) {
+        this.subjectName = subjectName;
+    }
+    public int getSubjectCredit() {
+        return subjectCredit;
+    }
+    public void setSubjectCredit(String subjectCredit) {
+        this.subjectCredit = Integer.parseInt(subjectCredit);
+    }
+    public String getSubjectGrade() {
+        return subjectGrade;
+    }
+    public void setSubjectGrade(String subjectGrade) {
+        this.subjectGrade = subjectGrade;
+    }
+}

src/main/java/gpacalc/Student.java

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+package gpacalc;
+
+public class Student {
+    private int creditSum;
+    private float gradeSum;
+    private float majorSum;
+    private float gradeAvg;
+    private float majorAvg;
+    private int majorCredit;
+    private int countWithoutPF;
+
+    Student() {
+        this.creditSum = 0;
+        this.gradeSum = 0;
+        this.majorSum = 0;
+        this.gradeAvg = 0.0f;
+        this.majorAvg = 0.0f;
+        this.majorCredit = 0;
+        this.countWithoutPF = 0;
+    }
+
+    public void setMajorCredit(int majorCount) {
+        this.majorCredit += majorCount;
+    }
+
+    public int getMajorCredit() {
+        return majorCredit;
+    }
+
+    public int getCountWithoutPF() {
+        return countWithoutPF;
+    }
+
+    public void setGradeSum(String grade, int credit) {
+        float grade1 = 0.0f;
+        if (grade.equals("P")||grade.equals("NP")) {
+            grade1 += 0.0;
+            this.countWithoutPF += 0;
+        }
+        else {
+            if (grade.equals("A+")) {
+                grade1 += 4.5;
+            }
+            else if (grade.equals("A0")) {
+                grade1 += 4.0;
+            }
+            else if (grade.equals("B+")) {
+                grade1 += 3.5;
+            }
+            else if (grade.equals("B0")) {
+                grade1 += 3.0;
+            }
+            else if (grade.equals("C+")) {
+                grade1 += 2.5;
+            }
+            else if (grade.equals("C0")) {
+                grade1 += 2.0;
+            }
+            else if (grade.equals("D+")) {
+                grade1 += 1.5;
+            }
+            else if (grade.equals("D0")) {
+                grade1 += 1.0;
+            }
+            else if (grade.equals("F")) {
+                grade1 += 0.0;
+            }
+            else {
+                throw new IllegalArgumentException("잘못된 평점값");
+            }
+            this.countWithoutPF += credit;
+        }
+
+        gradeSum += grade1 * credit;
+    }
+
+    public float getGradeSum() {
+        return gradeSum;
+    }
+
+    public void setMajorSum(String grade, int credit) {
+        float grade1 = 0.0f;
+        if (grade.equals("P")||grade.equals("NP")) {
+            grade1 += 0.0;
+        }
+        else if (grade.equals("A+")) {
+            grade1 += 4.5;
+        }
+        else if (grade.equals("A0")) {
+            grade1 += 4.0;
+        }
+        else if (grade.equals("B+")) {
+            grade1 += 3.5;
+        }
+        else if (grade.equals("B0")) {
+            grade1 += 3.0;
+        }
+        else if (grade.equals("C+")) {
+            grade1 += 2.5;
+        }
+        else if (grade.equals("C0")) {
+            grade1 += 2.0;
+        }
+        else if (grade.equals("D+")) {
+            grade1 += 1.5;
+        }
+        else if (grade.equals("D0")) {
+            grade1 += 1.0;
+        }
+        else if (grade.equals("F")) {
+            grade1 += 0.0;
+        }
+        else {
+            throw new IllegalArgumentException("잘못된 평점값");
+        }
+        majorSum += grade1 * credit;
+    }
+    public float getMajorSum() {
+        return majorSum;
+    }
+
+    public int getCreditSum() {
+        return creditSum;
+    }
+
+    public void setCreditSum(int creditSum, String grade) {
+        if (grade.equals("F")||grade.equals("NP")) {
+            this.creditSum += 0;
+        }
+        else if (grade.equals("A+")||grade.equals("A0")||grade.equals("B+")||grade.equals("B0")||grade.equals("C+")||grade.equals("C0")||grade.equals("D+")||grade.equals("D0")||grade.equals("P")) {
+            this.creditSum += creditSum;
+        }
+        else {
+            throw new IllegalArgumentException("잘못된 평점값");
+        }
+    }
+
+    public float getGradeAvg() {
+        return gradeAvg;
+    }
+
+    public void setGradeAvg(float gradeSum) {
+        this.gradeAvg = gradeSum / getCountWithoutPF();
+    }
+
+    public float getMajorAvg() {
+
+        return majorAvg;
+    }
+
+    public void setMajorAvg(float majorAvg, int majorCount) {
+        this.majorAvg = majorSum / majorCount;
+    }
+}