Compare commits
19 Commits
s-sakiyama
...
a-takayama
| Author | SHA1 | Date | |
|---|---|---|---|
| d5e8dc56f8 | |||
| 0c12fcb008 | |||
| 8efaa1341f | |||
| b13acdba05 | |||
| 2094ebac56 | |||
| 9e19a2c2b9 | |||
| 86473bb137 | |||
| c31f27f461 | |||
| 28b8e508f3 | |||
| 1f57c5b7e0 | |||
| 2c6742fd26 | |||
| 9780db9a8f | |||
| 439556d4cc | |||
| 012cbcd562 | |||
| f4acecff05 | |||
| cdf731795f | |||
| c82f9ca678 | |||
| 7559a7dfa7 | |||
| 43567c0e0c |
6
.classpath
Normal file
6
.classpath
Normal file
@@ -0,0 +1,6 @@
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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"/>
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<classpathentry kind="src" path="em-oop/src"/>
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<classpathentry kind="output" path="bin"/>
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</classpath>
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1
.gitignore
vendored
1
.gitignore
vendored
@@ -25,3 +25,4 @@ hs_err_pid*
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replay_pid*
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||||
/.metadata/
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/bin/
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17
.project
Normal file
17
.project
Normal file
@@ -0,0 +1,17 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>java-cui-em-oop</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>
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8
em-oop/src/BaseData.java
Normal file
8
em-oop/src/BaseData.java
Normal file
@@ -0,0 +1,8 @@
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public abstract class BaseData { //”abstract”classと宣言。
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public abstract String toString(); //以下3つの抽象メソッドを宣言 中身無し
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public abstract String toCSV();
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public abstract String getPrimaryKeyValue();
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}
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@@ -3,6 +3,22 @@ public class BasicCheck1 {
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public static void main(String[] args) {
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// TODO 自動生成されたメソッド・スタブ
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// Book book = new Book();
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// book.title = "吾輩は猫である";
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// book.author ="夏目漱石";
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// book.price = 800;
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Book book1 = new Book();
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System.out.println(book1.title);
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System.out.println(book1.author);
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System.out.println(book1.price);
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Book book2 = new Book("銀河鉄道の夜","宮沢賢治", 500);
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System.out.println(book2.title);
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System.out.println(book2.author);
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System.out.println(book2.price);
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}
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37
em-oop/src/BasicCheck2.java
Normal file
37
em-oop/src/BasicCheck2.java
Normal file
@@ -0,0 +1,37 @@
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public class BasicCheck2 {
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public static void main(String[] args) {
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// Student student = new Student(3,"a");
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//Student型のstudentを宣言、インスタンスを代入する
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Student student1 = new Student(1,"鈴木一郎");
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Student student2 = new Student(2, "田中花子");
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Student student3 = new Student(3,"佐藤次郎");
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// student1.studentId = 1;
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// student1.name = "鈴木一郎";
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// //studentIDに1,nameに鈴木一郎を代入
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//
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// student2.studentId = 2;
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// student2.name ="田中花子";
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//
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// student3.studentId = 3;
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// student3.name ="佐藤次郎";
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//
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//studentのprintProfileメソッドを呼び出す
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student1.printProfile();
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student2.printProfile();
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student3.printProfile();
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Student.getStudentCount();
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}
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}
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//
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//System.out.print("学籍番号"+student.studentId);
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//System.out.print("名前:" + student.name);
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53
em-oop/src/BasicCheck3.java
Normal file
53
em-oop/src/BasicCheck3.java
Normal file
@@ -0,0 +1,53 @@
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public class BasicCheck3 {
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public static void main(String[] args){
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Item[] items = new Item[3];
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items[0] = new Item();
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items[0].setName("ノート");
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items[0].setPrice(80);
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items[0].setStock(50);
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items[1] = new Item();
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items[1].setName("ノート");
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items[1].setPrice(120);
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items[1].setStock(30);
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items[2] = new Item();
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items[2].setName("ノート");
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items[2].setPrice(60);
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items[2].setStock(100);
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for(int i = 0; i < items.length; i++ )
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{
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items[i].sell(5);
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}
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System.out.println("在庫");
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for(int i = 0; i < items.length; i ++) {
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//items[i]をprintlnに渡すとitemクラスのtoStringが自動で呼ばれる
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System.out.println(items[i]);
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// System.out.println("商品名" + items[i].name+ "価格" + items[i].price +"在庫" + items[i].stock);
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// System.out.println("価格" + items[i].price);
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// System.out.println("在庫" + items[i].stock);
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}
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// Item 0 = new Item("ノート", 120, 50);
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}
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}
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@@ -1,4 +1,24 @@
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public class Book {
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public String title;
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public String author;
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public int price;
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//引数なしコンストラクタ
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public Book() {
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this.title = "タイトル未設定";
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this.author = "著者未設定";
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this.price = 0;
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// System.out.println("コンストラクタが呼び出されました");
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}
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//引数ありコンストラクタ
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public Book(String title, String author, int price) {
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// System.out.println("引数なしのコンストラクタが呼び出されました");
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this.title = title;
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this.author = author;
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this.price = price;
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}
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}
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||||
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||||
21
em-oop/src/Circle.java
Normal file
21
em-oop/src/Circle.java
Normal file
@@ -0,0 +1,21 @@
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public class Circle extends Shape { //shapeクラスを継承する
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private double radius; //radius: 半径 フィールドradius (double型、private)
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public Circle(double radius) { //コンストラクタpub 引数dou/raを受け取る
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super("円"); //"円"呼び出し 文字列
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this.radius = radius; //radiusフィールドにも引数の値を代入する。
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}
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public double area() { //Overrideは 子クラスで!
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return Math.PI * radius * radius;
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}
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public void showInfo(){
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super.showInfo();
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System.out.println("(半径:" + this.radius + ")");
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}
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}
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14
em-oop/src/Day3Check1.java
Normal file
14
em-oop/src/Day3Check1.java
Normal file
@@ -0,0 +1,14 @@
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public class Day3Check1 {
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public static void main(String[] args) {
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Circle circle = new Circle(2);
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circle.area();
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circle.showInfo();
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// Rectangle rectangle = new Rectangle(2);
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// rectangle.area();
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}
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}
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22
em-oop/src/Day3Check2.java
Normal file
22
em-oop/src/Day3Check2.java
Normal file
@@ -0,0 +1,22 @@
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public class Day3Check2 {
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public static void main(String[] args) {
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//Rect-クラスをもとにrect-のインスタンスつくる
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//3,4をRectangleのコンストラクタに渡す
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Rectangle rectangle = new Rectangle(3, 4);
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//Rect-はShapeを継承しているため親クラスのshowInfoメソッドを使える
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rectangle.showInfo();
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//JaGrクラスをもとにインスタンスをつくる
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//変数の型はGreetingインタフェース型にしている
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Greeting greeting = new JapaneseGreeting();
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//greeetingのhelloメソッドよびだす
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//実際に入っているインスタンスはJaGrなのでJaGrで作ったhello()が実行される
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System.out.println(greeting.hello());
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}
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}
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15
em-oop/src/Day3Check3.java
Normal file
15
em-oop/src/Day3Check3.java
Normal file
@@ -0,0 +1,15 @@
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||||
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||||
public class Day3Check3 {
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public static void main(String[] args) {
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//Shape型の変数にCircleのインスタンスを代入
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Shape shape1 = new Circle(2);
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//円の情報を表示
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shape1.showInfo();
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//Shape型の変数にRectangleのインスタンスを代入
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Shape shape2 = new Rectangle(3, 4);
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//四角形の情報を表示
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shape2.showInfo();
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}
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||||
}
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||||
158
em-oop/src/EmployeeData.java
Normal file
158
em-oop/src/EmployeeData.java
Normal file
@@ -0,0 +1,158 @@
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public class EmployeeData extends BaseData {
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private String idEmployee;
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private String nmEmployee;
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private String knEmployee;
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private String mailAddress;
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private String password;
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private String idDepartment;
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//staticをつけたフィールドはクラス変数:全てのインスタンスで共有される変数
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public static int empCount = 0;
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// boolean isMatchID = isMatchId(idEmployee);//IdEmployeeが一致するか判断
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|
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@Override
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public String toCSV(){
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return getIdEmployee() + "," + getNmEmployee() + "," + getKnEmployee() + ","
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+ getMailAddress() +"," + getPassword() +"," + getIdDepartment() + ","; //フィールドの値をゲッターを使ってカンマ区切り、returnする。
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|
||||
}
|
||||
|
||||
@Override
|
||||
public String getPrimaryKeyValue() {
|
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return idEmployee;
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|
||||
}
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||||
|
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//idEmployee「ID」を取得するgetter
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public String getIdEmployee() {
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return idEmployee;
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}
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//idEmployee「ID」を設定するsetter
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public void setIdEmployee(String idEmployee) {
|
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if(idEmployee == null || idEmployee.trim().isEmpty()) {
|
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System.out.println("社員IDが空のため設定できませんでした");
|
||||
return;
|
||||
}
|
||||
|
||||
this.idEmployee = idEmployee;
|
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}
|
||||
|
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//nmEmployee「名前」を取得するgetter
|
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public String getNmEmployee() {
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return nmEmployee;
|
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}
|
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|
||||
//nmEmployee「名前」を設定するsetter
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public void setNmEmployee(String nmEmployee) {
|
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// this.nmEmployee = nmEmployee.trim();
|
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|
||||
if (nmEmployee == null || nmEmployee.trim().isEmpty()) {
|
||||
System.out.println("社員名が空のため設定できませんでした");
|
||||
return;
|
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}
|
||||
|
||||
this.nmEmployee = nmEmployee;
|
||||
}
|
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|
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//getKnEmployee「カタカナの名前」を取得するgetter
|
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public String getKnEmployee() {
|
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return knEmployee;
|
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}
|
||||
|
||||
//getKnEmployee「カタカナの名前」を設定するsetter
|
||||
public void setKnEmployee(String knEmployee) {
|
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this.knEmployee = knEmployee;
|
||||
}
|
||||
|
||||
//メールアドレスを取得するgetter
|
||||
public String getMailAddress() {
|
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return mailAddress;
|
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}
|
||||
|
||||
//メールアドレスを設定するsetter
|
||||
public void setMailAddress(String mailAddress) {
|
||||
this.mailAddress = mailAddress;
|
||||
}
|
||||
|
||||
//パスワードを取得するgetter
|
||||
public String getPassword() {
|
||||
return password;
|
||||
}
|
||||
|
||||
//パスワードを取得するsetter
|
||||
public void setPassword(String password) {
|
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this.password = password;
|
||||
}
|
||||
|
||||
//IdDepartmentを設定するgetter
|
||||
public String getIdDepartment() {
|
||||
return idDepartment;
|
||||
}
|
||||
|
||||
//IdDepartmentを取得するsetter
|
||||
public void setIdDepartment(String idDepartment) {
|
||||
this.idDepartment = idDepartment;
|
||||
}
|
||||
|
||||
//メソッド名:isMatchId 引数:String id 戻り値:boolean ID一致ならtrue,違えばfalse
|
||||
public boolean isMatchId(String id) {
|
||||
return this.idEmployee.equals(id);
|
||||
|
||||
}
|
||||
|
||||
public EmployeeData(String idEmployee, String nmEmployee,
|
||||
String knEmployee, String mailAddress, String password, String idDepartment) {
|
||||
this.setIdEmployee(idEmployee); //2d 段階9
|
||||
// this.idEmployee = idEmployee;
|
||||
this.setNmEmployee(nmEmployee);
|
||||
// this.nmEmployee = nmEmployee;
|
||||
this.setKnEmployee(knEmployee);
|
||||
// this.knEmployee = knEmployee;
|
||||
this.setMailAddress(mailAddress);
|
||||
// this.mailAddress = mailAddress;
|
||||
this.setPassword(password);
|
||||
// this.password = password;
|
||||
this.setIdEmployee(idEmployee);
|
||||
// this.idDepartment = idDepartment;
|
||||
empCount++;
|
||||
}
|
||||
|
||||
// public boolean isMatchId(String id) {
|
||||
//// if(idEmployee equals )
|
||||
// {
|
||||
//
|
||||
// }
|
||||
//
|
||||
// }
|
||||
|
||||
// public String Employee(String idEmployee) {
|
||||
// this.idEmployee= idEmployee;
|
||||
// }
|
||||
|
||||
public EmployeeData() {
|
||||
empCount++;
|
||||
// TODO 自動生成されたコンストラクター・スタブ
|
||||
}
|
||||
|
||||
public static int getEmpCount() { //empCountの値を返せるようにする
|
||||
return empCount;
|
||||
|
||||
}
|
||||
|
||||
// void showinfo() { //showinfo->toStringにメソッド名変更 + アクセス修飾子publicつける
|
||||
// // this.idEmployee = idEmployee;
|
||||
// System.out.println(this.idEmployee + "\t" + this.nmEmployee + "\t" + this.knEmployee + "\t" + this.mailAddress
|
||||
// + "\t" + this.password + "\t" + this.idDepartment);
|
||||
//
|
||||
// }
|
||||
@Override
|
||||
public String toString() {
|
||||
return (this.idEmployee + "\t" + this.nmEmployee + "\t" + this.knEmployee + "\t" + this.mailAddress
|
||||
+ "\t" + this.password + "\t" + this.idDepartment);
|
||||
}
|
||||
|
||||
}
|
||||
4
em-oop/src/Greeting.java
Normal file
4
em-oop/src/Greeting.java
Normal file
@@ -0,0 +1,4 @@
|
||||
|
||||
public interface Greeting {
|
||||
String hello();
|
||||
}
|
||||
54
em-oop/src/Item.java
Normal file
54
em-oop/src/Item.java
Normal file
@@ -0,0 +1,54 @@
|
||||
|
||||
public class Item {
|
||||
//フィールドを宣言・外から触れないようにprivate
|
||||
private String name;
|
||||
private int price;
|
||||
private int stock;
|
||||
|
||||
//nameを取得するgetter
|
||||
public String getName() {
|
||||
return name;
|
||||
}
|
||||
|
||||
//nameを設定するsetter
|
||||
public void setName(String name) { //item="ノート"はもう使えない。item[0].setName("ノート")にしている
|
||||
this.name = name;
|
||||
}
|
||||
|
||||
//priceを取得するgetter
|
||||
public int getPrice() {
|
||||
return price;
|
||||
}
|
||||
|
||||
//priceを設定するsetter
|
||||
public void setPrice(int price) {
|
||||
this.price = price;
|
||||
}
|
||||
|
||||
//stockを取得するgetter
|
||||
public int getStock() {
|
||||
return stock;
|
||||
}
|
||||
|
||||
public void setStock(int stock) {
|
||||
this.stock = stock;
|
||||
}
|
||||
|
||||
// Item(String name, int price, int stock){
|
||||
// this.name = name;
|
||||
// this.price = price;
|
||||
// this.stock = stock;
|
||||
// }
|
||||
|
||||
//売れた数を在庫から引く
|
||||
public void sell(int amount) {
|
||||
this.setStock(this.getStock() - amount);
|
||||
}
|
||||
|
||||
//Itemの情報を文字列として返す
|
||||
@Override
|
||||
public String toString() {
|
||||
return getName() + "" + getPrice() + "円(残り" + getStock() + "個)";
|
||||
}
|
||||
|
||||
}
|
||||
13
em-oop/src/JapaneseGreeting.java
Normal file
13
em-oop/src/JapaneseGreeting.java
Normal file
@@ -0,0 +1,13 @@
|
||||
|
||||
//JaGrクラスを作る、implements GrによってGreetingインターフェースを実装する
|
||||
public class JapaneseGreeting implements Greeting {
|
||||
|
||||
//Grインターフェースで定義されているhello()メソッドをこのクラスに実装する
|
||||
@Override
|
||||
public String hello() {
|
||||
//hello()が呼び出されたらString型の文字列を呼び出し元に返す
|
||||
return "こんにちは";
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
196
em-oop/src/Main.java
Normal file
196
em-oop/src/Main.java
Normal file
@@ -0,0 +1,196 @@
|
||||
public class Main {
|
||||
public static void main(String[] args) {
|
||||
EmployeeData employee = new EmployeeData();
|
||||
// String idEmployee = "10000";
|
||||
// String nmEmployee = "山田龍也";
|
||||
// String knEmployee = "ヤマダタツヤ";
|
||||
// String mailAddress = "yamada@hoge.jp";
|
||||
// String password = "aaa";
|
||||
// String idDepartment = "10";
|
||||
|
||||
// EmployeeData[] employees = new EmployeeData[5];
|
||||
|
||||
// employees[1] = new Employee;
|
||||
|
||||
// employees[0] = new EmployeeData();
|
||||
|
||||
// employees[0] = new EmployeeData("10000", "山田龍也", "ヤマダタツヤ", "yamada@hoge.jp", "aaa", "10");
|
||||
employee.setIdEmployee("10000"); //private 後 に使用する!!
|
||||
employee.setNmEmployee("山田龍也"); //段階 8 確認用
|
||||
employee.setKnEmployee("ヤマダタツヤ");
|
||||
employee.setMailAddress("yamada@hoge.jp");
|
||||
employee.setPassword("aaa");
|
||||
employee.setIdDepartment("10");
|
||||
|
||||
// employees[0].idEmployee = "1000"; //段階5の分に s[0] 足した //privete 前 に使用!!!!!!
|
||||
// employees[0].nmEmployee = "山田龍也";
|
||||
// employees[0].knEmployee = "ヤマダタツヤ";
|
||||
// employees[0].mailAddress = "yamada@hoge.jp";
|
||||
// employees[0].password = "aaa";
|
||||
// employees[0].idDepartment = "10";
|
||||
|
||||
//
|
||||
// employees[1] = new EmployeeData();
|
||||
// employees[1] = new EmployeeData("10000", "高橋準", "タカハシジュン", "jtaka@hoge.jp", "bbb", "10");
|
||||
|
||||
// employees[1].setIdEmployee ( "10001");
|
||||
// employees[1].setNmEmployee ( "高橋準");
|
||||
// employees[1].setKnEmployee ( "タカハシジュン");
|
||||
// employees[1].setMailAddress ("jtaka@hoge.jp");
|
||||
// employees[1].setPassword ("bbb");
|
||||
// employees[1].setIdDepartment("10");
|
||||
|
||||
// employees[1].idEmployee = "10001";
|
||||
// employees[1].nmEmployee = "高橋準";
|
||||
// employees[1].knEmployee = "タカハシジュン";
|
||||
// employees[1].mailAddress = "jtaka@hoge.jp";
|
||||
// employees[1].password = "bbb";
|
||||
// employees[1].idDepartment = "10";
|
||||
|
||||
//
|
||||
// employees[2] = new EmployeeData();//各employee[]をコメントアウトしていたからエラー! employeeに何の箱を入れるかを表記
|
||||
// employees[2] = new EmployeeData("10002", "麻枝文明", "マエダフミアキ", "fmak@hoge.jp", "ccc", "11");
|
||||
|
||||
// employees[2].setIdEmployee("10002");
|
||||
// employees[2].setNmEmployee("麻枝文明");
|
||||
// employees[2].setKnEmployee("マエダフミアキ");
|
||||
// employees[2].setMailAddress("fmak@hoge.jp");
|
||||
// employees[2].setPassword("ccc");
|
||||
// employees[2].setIdDepartment("11");
|
||||
|
||||
// employees[2].idEmployee = "10002";
|
||||
// employees[2].nmEmployee = "麻枝文明";
|
||||
// employees[2].knEmployee = "マエダフミアキ";
|
||||
// employees[2].mailAddress = "fmak@hoge.jp";
|
||||
// employees[2].password = "ccc";
|
||||
// employees[2].idDepartment = "11";
|
||||
// //
|
||||
// employees[3] = new EmployeeData();
|
||||
// employees[3] = new EmployeeData("10003", "丸戸章介", "マルトショウスケ", "marusyo@hoge.jp", "ddd", "12");
|
||||
|
||||
// employees[3].setIdEmployee("10003");
|
||||
// employees[3].setNmEmployee("丸戸章介");
|
||||
// employees[3].setKnEmployee("マルトショウスケ");
|
||||
// employees[3].setMailAddress("marusyo@hoge.jp");
|
||||
// employees[3].setPassword("ddd");
|
||||
// employees[3].setIdDepartment("12");
|
||||
|
||||
// employees[3].idEmployee = "10003";
|
||||
// employees[3].nmEmployee = "丸戸章介";
|
||||
// employees[3].knEmployee = "マルトショウスケ";
|
||||
// employees[3].mailAddress = "marusyo@hoge.jp";
|
||||
// employees[3].password = "ddd";
|
||||
// employees[3].idDepartment = "12";
|
||||
// //
|
||||
// employees[4] = new EmployeeData();
|
||||
// employees[4] = new EmployeeData("10004", "三宅武", "ミヤケタケシ", "miya@hoge.jp", "eee", "13");
|
||||
|
||||
// employees[4].setIdEmployee("10004");
|
||||
// employees[4].setNmEmployee("三宅武");
|
||||
// employees[4].setKnEmployee("ミヤケタケシ");
|
||||
// employees[4].setMailAddress("miya@hoge.jp");
|
||||
// employees[4].setPassword("eee");
|
||||
// employees[4].setIdDepartment("13");
|
||||
//
|
||||
// employees[4].idEmployee = "10004";
|
||||
// employees[4].nmEmployee = "三宅武";
|
||||
// employees[4].knEmployee = "ミヤケタケシ";
|
||||
// employees[4].mailAddress = "miya@hoge.jp";
|
||||
// employees[4].password = "eee";
|
||||
// employees[4].idDepartment = "13";
|
||||
|
||||
//employees[5]= new EmployeeData("10005", , "タカヤマアカネ", "takayamaa@hoge.jp", "taka", "14");
|
||||
|
||||
// Scanner scanner = new Scanner(System.in); //8段階目!スキャナー作成
|
||||
// while (true) { //while(true)- 9段階目課題
|
||||
// System.out.println("検索したい社員IDを入力してください"); //検索するID入力
|
||||
// //キーボードから入力されたIDをsearchIdに入れている
|
||||
// String searchId = scanner.nextLine();
|
||||
//
|
||||
// if (searchId.equals("0")) { //0が入力された場合はシステム終了
|
||||
// System.out.println("システムを終了します");
|
||||
// break; //while文を終了 システム終了
|
||||
// }
|
||||
// //社員が見つかったかを判定する変数
|
||||
// boolean found = false;
|
||||
// //employee配列を順番に確認
|
||||
// for (int i = 0; i < employees.length; i++) {
|
||||
// //employeesのi番目のIDと、入力された社員IDは一致するか確認
|
||||
// if (employees[i].isMatchId(searchId)) {
|
||||
// System.out.println(employees[i]); //2d6段階:showinfoから変更
|
||||
//// employees[i].showinfo(); //一致した社員の情報を表示
|
||||
// found = true; //見つかったことを記録
|
||||
// break; //検索終了 for文を終了
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// if (!found) { //社員が見つからなかったら
|
||||
// System.out.println("該当する社員が見つかりませんでした。");
|
||||
// }
|
||||
// }
|
||||
// //Scannerを閉じる
|
||||
// scanner.close();
|
||||
|
||||
// System.out.println(employees[0]);
|
||||
// System.out.println(employees[1]);
|
||||
// System.out.println(employees[2]);
|
||||
// System.out.println(employees[3]);
|
||||
// System.out.println(employees[4]);
|
||||
// System.out.println(employees[5]);
|
||||
//5人分のインスタンスをすべて生成し終えた後にクラス名から呼び出し、件数表示
|
||||
// System.out.println("現在の社員データ件数:" + EmployeeData.empCount + "件");
|
||||
|
||||
// employees[0].showinfo();
|
||||
// employees[1].showinfo();
|
||||
// employees[2].showinfo();
|
||||
// employees[3].showinfo();
|
||||
// employees[4].showinfo();
|
||||
//
|
||||
// String searchId = "10002"; //7段階目!※コメントアウト中
|
||||
// boolean found = false;
|
||||
//
|
||||
// System.out.println(searchId + "を検索します");
|
||||
//
|
||||
// for(int i = 0; i < employees.length; i++) {
|
||||
// if(employees[i].isMatchId(searchId)) {
|
||||
// found = true;
|
||||
// break;
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// System.out.println(found);
|
||||
//
|
||||
// searchId = "99999";
|
||||
// found = false;
|
||||
//
|
||||
// System.out.println(searchId + "を検索します");
|
||||
//
|
||||
// for(int i = 0; i < employees.length; i++) {
|
||||
// if(employees[i].isMatchId(searchId)) {
|
||||
// found = true;
|
||||
// break;
|
||||
// }
|
||||
// }
|
||||
|
||||
// System.out.println(found); //7段階目の確認用コード
|
||||
|
||||
// employees[0].showinfo();
|
||||
// employees[1].showinfo();
|
||||
// employees[2].showinfo();
|
||||
// employees[3].showinfo();
|
||||
// employees[4].showinfo();
|
||||
// System.out.println(employee +"," +idEmployee +"," + nmEmployee +"," + knEmployee +"," + mailAddress +"," + password + "," +idDepartment);
|
||||
System.out.println(employee.toCSV());
|
||||
System.out.println(employee.getPrimaryKeyValue());
|
||||
|
||||
// System.out.println(employee);
|
||||
// System.out.println(idEmployee);
|
||||
// System.out.println(nmEmployee);
|
||||
// System.out.println(knEmployee);
|
||||
// System.out.println(mailAddress);
|
||||
// System.out.println(password);
|
||||
// System.out.println(idDepartment);
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
22
em-oop/src/Rectangle.java
Normal file
22
em-oop/src/Rectangle.java
Normal file
@@ -0,0 +1,22 @@
|
||||
|
||||
public class Rectangle extends Shape {
|
||||
private double width;
|
||||
private double height; {
|
||||
|
||||
}
|
||||
|
||||
public Rectangle(double width, double height) {
|
||||
super("四角形");
|
||||
this.width = width;
|
||||
this.height = height;
|
||||
}
|
||||
|
||||
public double area() {
|
||||
return width * height;
|
||||
}
|
||||
// public void showInfo(){
|
||||
// super.showInfo();
|
||||
// System.out.println("(半径:" + this.area + ")");
|
||||
// }
|
||||
|
||||
}
|
||||
36
em-oop/src/Shape.java
Normal file
36
em-oop/src/Shape.java
Normal file
@@ -0,0 +1,36 @@
|
||||
|
||||
public abstract class Shape {
|
||||
|
||||
private String name; //フィールドname ・privateにしなきゃいけない
|
||||
// public double area;
|
||||
// public int radius;
|
||||
|
||||
|
||||
public Shape() {
|
||||
}
|
||||
|
||||
public Shape(String name) {
|
||||
this.name = name; //Circleが"円"を呼び出すための文字列をいれるところ
|
||||
}
|
||||
|
||||
public abstract double area();{ //メソッドarea 引数なし・戻り値double 中身return0.0;
|
||||
// return 0.0;
|
||||
}
|
||||
|
||||
// @Override
|
||||
|
||||
|
||||
public void showInfo(){ //メソッドshowinfo 引数戻り値なし・中身はsyso
|
||||
System.out.println(this.name + "の面積は" + this.area() + "です");
|
||||
// System.out.println("(半径:" + this.radius + ")");
|
||||
System.out.println("四角形" + "の面積は" + this.area() + "です。");
|
||||
}
|
||||
|
||||
// @Override
|
||||
// public void showInfo(){
|
||||
//
|
||||
// }
|
||||
|
||||
|
||||
|
||||
}
|
||||
53
em-oop/src/Student.java
Normal file
53
em-oop/src/Student.java
Normal file
@@ -0,0 +1,53 @@
|
||||
|
||||
public class Student {//クラス新規作成
|
||||
|
||||
int studentId; //フィールドを宣言 int
|
||||
String name; //String
|
||||
static int studentCount = 0; //生徒が何人作られたかを数えるための、クラス全体で共有するフィールド
|
||||
|
||||
void printProfile() {//メソッドを宣言・以下の内容をsysoで出力
|
||||
|
||||
// for(int i = 0; i <= 3; i++) {
|
||||
System.out.println("学籍番号:" + this.studentId + " 名前:" + this.name);
|
||||
// }
|
||||
|
||||
// System.out.println("学籍番号:" + this.studentId + " 名前:" + this.name);
|
||||
}
|
||||
|
||||
|
||||
public Student(int studentId, String name) { //コンストラクタを追加
|
||||
this.studentId = studentId; //渡された引数をそれぞれ対応するフィールドに代入する
|
||||
this.name = name;
|
||||
studentCount++;
|
||||
}
|
||||
|
||||
|
||||
public static int getStudentCount() {
|
||||
// studentCount++;
|
||||
return studentCount;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
// public static void main(String[] args) {
|
||||
// Student s = new Student(1,"鈴木一郎");
|
||||
// s.printProfile();
|
||||
|
||||
//
|
||||
|
||||
//
|
||||
// public Student(int studentId, String name) {
|
||||
// student.studentId = 1;
|
||||
Reference in New Issue
Block a user