Compare commits
20 Commits
a-takayama
...
m-endo
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29c3693c68 |
1
.gitignore
vendored
1
.gitignore
vendored
@@ -25,4 +25,3 @@ hs_err_pid*
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replay_pid*
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replay_pid*
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/.metadata/
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/.metadata/
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/bin/
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6
em-oop/.classpath
Normal file
6
em-oop/.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="src"/>
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<classpathentry kind="output" path="bin"/>
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</classpath>
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2
em-oop/.gitignore
vendored
Normal file
2
em-oop/.gitignore
vendored
Normal file
@@ -0,0 +1,2 @@
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/bin/
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/.metadata/
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17
em-oop/.project
Normal file
17
em-oop/.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>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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@@ -1,8 +1,9 @@
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public abstract class BaseData { //”abstract”classと宣言。
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public abstract class BaseData {
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//抽象メソッドを宣言
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public abstract String toString();
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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 toCSV();
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public abstract String getPrimaryKeyValue();
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public abstract String getPrimaryKeyValue();
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}
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}
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@@ -2,23 +2,21 @@
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public class BasicCheck1 {
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public class BasicCheck1 {
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public static void main(String[] args) {
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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 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.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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//System.out.println(book.title);
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//System.out.println(book.author);
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//System.out.println(book.price);
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//引数なし
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Book book1 = new Book();
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Book book1 = new Book();
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System.out.println(book1.title);
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//引数あり
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System.out.println(book1.author);
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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(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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}
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@@ -1,37 +1,21 @@
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public class BasicCheck2 {
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public class BasicCheck2 {
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public static void main(String[] args) {
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public static void main(String[] args) {
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//変数宣言
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Student students = new Student();
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//代入
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//student.studentId = 1;
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//student.name = "鈴木一郎";
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//student.printProfile();
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// Student student = new Student(3,"a");
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Student students1 = new Student(1, "鈴木一郎");
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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 students2 = new Student(2, "田中花子");
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Student student1 = new Student(1,"鈴木一郎");
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Student students3 = new Student(3, "佐藤次郎");
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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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students1.printProfile();
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students2.printProfile();
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students3.printProfile();
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// student1.studentId = 1;
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System.out.println("現在の生徒数:" + Student.getstudentCount() + "人");
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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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}
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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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@@ -1,53 +1,36 @@
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public class BasicCheck3 {
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public class BasicCheck3 {
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public static void main(String[] args){
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public static void main(String[] args) {
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//配列3件分
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Item[] items = new Item[3];
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Item[] items = new Item[3];
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//newインスタンス代入
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items[0] = new Item();
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items[0] = new Item();
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items[0].setName("ノート");
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items[0].setName("ノート");
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items[0].setPrice(80);
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items[0].setPrice(120);
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items[0].setStock(50);
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items[0].setStock(50);
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items[1] = new Item();
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items[1] = new Item();
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items[1].setName("ノート");
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items[1].setName("消しゴム");
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items[1].setPrice(120);
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items[1].setPrice(80);
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items[1].setStock(30);
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items[1].setStock (30);
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items[2] = new Item();
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items[2] = new Item();
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items[2].setName("ノート");
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items[2].setName("鉛筆");
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items[2].setPrice(60);
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items[2].setPrice(60);
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items[2].setStock(100);
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items[2].setStock(100);
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||||||
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||||||
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//for文残り数の引き算
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for (int i = 0; i <= 2 ; i++) {
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items[i].sell(5);
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||||||
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}
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//3件出力
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for (int i = 0; i <= 2 ; i++) {
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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(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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||||||
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||||||
}
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||||||
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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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}
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||||||
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||||||
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}
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||||||
}
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}
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||||||
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|||||||
@@ -1,24 +1,21 @@
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|||||||
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||||||
public class Book {
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public class Book {
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||||||
public String title;
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String title;
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||||||
public String author;
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String author;
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||||||
public int price;
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int price;
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||||||
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||||||
//引数なしコンストラクタ
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//コンストラクタ生成
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||||||
public Book() {
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public Book() {
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||||||
this.title = "タイトル未設定";
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System.out.println( "タイトル未設定");
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||||||
this.author = "著者未設定";
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System.out.println( "著者未設定");
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||||||
this.price = 0;
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System.out.println( "0");
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||||||
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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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|
||||||
}
|
}
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||||||
//引数ありコンストラクタ
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//3つの引数を持つコンストラクタ生成
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||||||
public Book(String title, String author, int price) {
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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");
|
System.out.println(this.title = title);
|
||||||
this.title = title;
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System.out.println(this.author = author);
|
||||||
this.author = author;
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System.out.println(this.price = price);
|
||||||
this.price = price;
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|
||||||
}
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}
|
||||||
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|
||||||
}
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}
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||||||
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|||||||
@@ -1,21 +1,21 @@
|
|||||||
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|
||||||
public class Circle extends Shape { //shapeクラスを継承する
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public class Circle extends Shape {
|
||||||
private double radius; //radius: 半径 フィールドradius (double型、private)
|
//フィールド
|
||||||
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private double radius;
|
||||||
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//コンストラクタ
|
||||||
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public Circle(double radius) {
|
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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
|
super("円");
|
||||||
super("円"); //"円"呼び出し 文字列
|
this.radius = radius;
|
||||||
this.radius = radius; //radiusフィールドにも引数の値を代入する。
|
}
|
||||||
|
//メソッド1
|
||||||
|
@Override
|
||||||
|
public double area() {
|
||||||
|
return Math.PI * radius * radius;
|
||||||
|
}
|
||||||
|
//メソッド2
|
||||||
|
@Override
|
||||||
|
public void showInfo() {
|
||||||
|
super.showInfo();
|
||||||
|
System.out.println("半径:" + this.radius + "");
|
||||||
}
|
}
|
||||||
public double area() { //Overrideは 子クラスで!
|
|
||||||
return Math.PI * radius * radius;
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|
||||||
}
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|
||||||
public void showInfo(){
|
|
||||||
super.showInfo();
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|
||||||
System.out.println("(半径:" + this.radius + ")");
|
|
||||||
}
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|
||||||
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|
||||||
|
|
||||||
}
|
}
|
||||||
@@ -2,13 +2,9 @@
|
|||||||
public class Day3Check1 {
|
public class Day3Check1 {
|
||||||
|
|
||||||
public static void main(String[] args) {
|
public static void main(String[] args) {
|
||||||
|
//インスタンス
|
||||||
Circle circle = new Circle(2);
|
Circle circle = new Circle(2.0);
|
||||||
circle.area();
|
circle.showInfo();
|
||||||
circle.showInfo();
|
|
||||||
|
|
||||||
// Rectangle rectangle = new Rectangle(2);
|
|
||||||
// rectangle.area();
|
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -1,22 +1,17 @@
|
|||||||
|
|
||||||
public class Day3Check2 {
|
public class Day3Check2 {
|
||||||
|
|
||||||
public static void main(String[] args) {
|
public static void main(String[] args) {
|
||||||
|
//インスタンス
|
||||||
|
Rectangle rect = new Rectangle(3.0,4.0);
|
||||||
|
//メソッド呼び出し
|
||||||
|
rect.showInfo();
|
||||||
|
//戻り値出力
|
||||||
|
//Greeting greeting = new JapaneseGreeting();
|
||||||
|
//System.out.println();
|
||||||
|
|
||||||
//Rect-クラスをもとにrect-のインスタンスつくる
|
//インスタンスを代入
|
||||||
//3,4をRectangleのコンストラクタに渡す
|
|
||||||
Rectangle rectangle = new Rectangle(3, 4);
|
|
||||||
|
|
||||||
//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
|
|
||||||
rectangle.showInfo();
|
|
||||||
|
|
||||||
|
|
||||||
//JaGrクラスをもとにインスタンスをつくる
|
|
||||||
//変数の型はGreetingインタフェース型にしている
|
|
||||||
Greeting greeting = new JapaneseGreeting();
|
Greeting greeting = new JapaneseGreeting();
|
||||||
|
|
||||||
//greeetingのhelloメソッドよびだす
|
|
||||||
//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
|
|
||||||
System.out.println(greeting.hello());
|
System.out.println(greeting.hello());
|
||||||
}
|
}
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -1,15 +1,17 @@
|
|||||||
|
|
||||||
public class Day3Check3 {
|
public class Day3Check3 {
|
||||||
|
|
||||||
public static void main(String[] args) {
|
public static void main(String[] args) {
|
||||||
|
// TODO 自動生成されたメソッド・スタブ
|
||||||
//Shape型の変数にCircleのインスタンスを代入
|
//インスタンスを代入
|
||||||
Shape shape1 = new Circle(2);
|
Shape shape1 = new Circle(2);
|
||||||
//円の情報を表示
|
//メソッド呼び出し
|
||||||
shape1.showInfo();
|
shape1.showInfo();
|
||||||
//Shape型の変数にRectangleのインスタンスを代入
|
|
||||||
Shape shape2 = new Rectangle(3, 4);
|
|
||||||
//四角形の情報を表示
|
|
||||||
shape2.showInfo();
|
|
||||||
|
|
||||||
|
//インスタンスを代入
|
||||||
|
Shape shape2 = new Rectangle(3, 4);
|
||||||
|
//メソッド呼び出し
|
||||||
|
shape2.showInfo();
|
||||||
}
|
}
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -1,158 +1,113 @@
|
|||||||
|
|
||||||
public class EmployeeData extends BaseData {
|
public class EmployeeData extends BaseData {
|
||||||
|
//フィールド宣言
|
||||||
|
private String idEmployee;//社員ID
|
||||||
|
private String nmEmployee;//社員名
|
||||||
|
private String knEmployee;//社員カナ
|
||||||
|
private String mailAddress;//メールアドレス
|
||||||
|
private String password;//パスワード
|
||||||
|
private String idDepartment;//部署ID
|
||||||
|
|
||||||
private String idEmployee;
|
|
||||||
private String nmEmployee;
|
|
||||||
private String knEmployee;
|
|
||||||
private String mailAddress;
|
|
||||||
private String password;
|
|
||||||
private String idDepartment;
|
|
||||||
|
|
||||||
//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
|
|
||||||
public static int empCount = 0;
|
|
||||||
|
|
||||||
// boolean isMatchID = isMatchId(idEmployee);//IdEmployeeが一致するか判断
|
|
||||||
|
|
||||||
@Override
|
|
||||||
public String toCSV(){
|
|
||||||
return getIdEmployee() + "," + getNmEmployee() + "," + getKnEmployee() + ","
|
|
||||||
+ 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。
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
@Override
|
|
||||||
public String getPrimaryKeyValue() {
|
|
||||||
return idEmployee;
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
//idEmployee「ID」を取得するgetter
|
|
||||||
public String getIdEmployee() {
|
public String getIdEmployee() {
|
||||||
return idEmployee;
|
return idEmployee;
|
||||||
}
|
}
|
||||||
|
|
||||||
//idEmployee「ID」を設定するsetter
|
|
||||||
public void setIdEmployee(String idEmployee) {
|
public void setIdEmployee(String idEmployee) {
|
||||||
if(idEmployee == null || idEmployee.trim().isEmpty()) {
|
|
||||||
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;
|
this.idEmployee = idEmployee;
|
||||||
}
|
}
|
||||||
|
|
||||||
//nmEmployee「名前」を取得するgetter
|
|
||||||
public String getNmEmployee() {
|
public String getNmEmployee() {
|
||||||
return nmEmployee;
|
return nmEmployee;
|
||||||
}
|
}
|
||||||
|
|
||||||
//nmEmployee「名前」を設定するsetter
|
|
||||||
public void setNmEmployee(String nmEmployee) {
|
public void setNmEmployee(String nmEmployee) {
|
||||||
// this.nmEmployee = nmEmployee.trim();
|
|
||||||
|
|
||||||
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;
|
|
||||||
}
|
|
||||||
|
|
||||||
this.nmEmployee = nmEmployee;
|
this.nmEmployee = nmEmployee;
|
||||||
}
|
}
|
||||||
|
|
||||||
//getKnEmployee「カタカナの名前」を取得するgetter
|
|
||||||
public String getKnEmployee() {
|
public String getKnEmployee() {
|
||||||
return knEmployee;
|
return knEmployee;
|
||||||
}
|
}
|
||||||
|
|
||||||
//getKnEmployee「カタカナの名前」を設定するsetter
|
|
||||||
public void setKnEmployee(String knEmployee) {
|
public void setKnEmployee(String knEmployee) {
|
||||||
this.knEmployee = knEmployee;
|
this.knEmployee = knEmployee;
|
||||||
}
|
}
|
||||||
|
|
||||||
//メールアドレスを取得するgetter
|
|
||||||
public String getMailAddress() {
|
public String getMailAddress() {
|
||||||
return mailAddress;
|
return mailAddress;
|
||||||
}
|
}
|
||||||
|
|
||||||
//メールアドレスを設定するsetter
|
|
||||||
public void setMailAddress(String mailAddress) {
|
public void setMailAddress(String mailAddress) {
|
||||||
this.mailAddress = mailAddress;
|
this.mailAddress = mailAddress;
|
||||||
}
|
}
|
||||||
|
|
||||||
//パスワードを取得するgetter
|
|
||||||
public String getPassword() {
|
public String getPassword() {
|
||||||
return password;
|
return password;
|
||||||
}
|
}
|
||||||
|
|
||||||
//パスワードを取得するsetter
|
|
||||||
public void setPassword(String password) {
|
public void setPassword(String password) {
|
||||||
this.password = password;
|
this.password = password;
|
||||||
}
|
}
|
||||||
|
|
||||||
//IdDepartmentを設定するgetter
|
|
||||||
public String getIdDepartment() {
|
public String getIdDepartment() {
|
||||||
return idDepartment;
|
return idDepartment;
|
||||||
}
|
}
|
||||||
|
|
||||||
//IdDepartmentを取得するsetter
|
|
||||||
public void setIdDepartment(String idDepartment) {
|
public void setIdDepartment(String idDepartment) {
|
||||||
this.idDepartment = 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
|
//メソッド追加
|
||||||
public boolean isMatchId(String id) {
|
void showInfo() {
|
||||||
return this.idEmployee.equals(id);
|
System.out.println(getIdEmployee());
|
||||||
|
System.out.println(getNmEmployee());
|
||||||
|
System.out.println(getKnEmployee());
|
||||||
|
System.out.println(getMailAddress());
|
||||||
|
System.out.println(getPassword());
|
||||||
|
System.out.println(getIdDepartment());
|
||||||
|
}
|
||||||
|
|
||||||
}
|
//上記メソッドの書き換え
|
||||||
|
|
||||||
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
|
@Override
|
||||||
public String toString() {
|
public String toString() {
|
||||||
return (this.idEmployee + "\t" + this.nmEmployee + "\t" + this.knEmployee + "\t" + this.mailAddress
|
return getIdEmployee() + "\t"+
|
||||||
+ "\t" + this.password + "\t" + this.idDepartment);
|
getNmEmployee() + "\t"+
|
||||||
|
getKnEmployee() + "\t"+
|
||||||
|
getMailAddress() + "\t"+
|
||||||
|
getPassword() + "\t"+
|
||||||
|
getIdDepartment();
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
//コンストラクタ追加(引数なし)
|
||||||
|
public EmployeeData() {
|
||||||
|
}
|
||||||
|
|
||||||
|
//6つ引数持ちコンストラクタ追加
|
||||||
|
public EmployeeData(String idEmployee, String nmEmployee, String knEmployee, String mailAddress, String password,
|
||||||
|
String idDepartment) {
|
||||||
|
this.setIdEmployee(idEmployee);
|
||||||
|
this.setNmEmployee(nmEmployee);
|
||||||
|
this.setKnEmployee(knEmployee);
|
||||||
|
this.setMailAddress(mailAddress);
|
||||||
|
this.setPassword(password);
|
||||||
|
this.setIdDepartment(idDepartment);
|
||||||
|
}
|
||||||
|
|
||||||
|
//メソッド2つ追加
|
||||||
|
@Override
|
||||||
|
public String toCSV() {
|
||||||
|
return getIdEmployee() + "," + getNmEmployee() + "," + getKnEmployee() + "," + getMailAddress() + ","
|
||||||
|
+ getPassword() + "," + getIdDepartment();
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public String getPrimaryKeyValue() {
|
||||||
|
return this.idEmployee;
|
||||||
|
}
|
||||||
|
|
||||||
|
//メソッド追加、7段目
|
||||||
|
public boolean isMatchID(String id) {
|
||||||
|
return idEmployee.equals(id);
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -1,4 +1,3 @@
|
|||||||
|
|
||||||
public interface Greeting {
|
public interface Greeting {
|
||||||
String hello();
|
String hello();
|
||||||
}
|
}
|
||||||
@@ -1,31 +1,33 @@
|
|||||||
|
|
||||||
public class Item {
|
public class Item {
|
||||||
//フィールドを宣言・外から触れないようにprivate
|
//フィールド宣言
|
||||||
private String name;
|
private String name;
|
||||||
private int price;
|
private int price;
|
||||||
private int stock;
|
private int stock;
|
||||||
|
|
||||||
//nameを取得するgetter
|
//メソッド宣言
|
||||||
|
void sell(int amount) {
|
||||||
|
this.setStock(this.getStock() - amount);
|
||||||
|
}
|
||||||
|
|
||||||
|
//ゲッター、セッター設定
|
||||||
|
|
||||||
public String getName() {
|
public String getName() {
|
||||||
return name;
|
return name;
|
||||||
}
|
}
|
||||||
|
|
||||||
//nameを設定するsetter
|
public void setName(String name) {
|
||||||
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;
|
this.name = name;
|
||||||
}
|
}
|
||||||
|
|
||||||
//priceを取得するgetter
|
|
||||||
public int getPrice() {
|
public int getPrice() {
|
||||||
return price;
|
return price;
|
||||||
}
|
}
|
||||||
|
|
||||||
//priceを設定するsetter
|
|
||||||
public void setPrice(int price) {
|
public void setPrice(int price) {
|
||||||
this.price = price;
|
this.price = price;
|
||||||
}
|
}
|
||||||
|
|
||||||
//stockを取得するgetter
|
|
||||||
public int getStock() {
|
public int getStock() {
|
||||||
return stock;
|
return stock;
|
||||||
}
|
}
|
||||||
@@ -33,22 +35,8 @@ public class Item {
|
|||||||
public void setStock(int stock) {
|
public void setStock(int stock) {
|
||||||
this.stock = 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
|
@Override
|
||||||
public String toString() {
|
public String toString() {
|
||||||
return getName() + "" + getPrice() + "円(残り" + getStock() + "個)";
|
return getName() + " " + getPrice() + "円 (残り" + getStock() + "個)";
|
||||||
}
|
}
|
||||||
|
|
||||||
}
|
}
|
||||||
@@ -1,13 +1,7 @@
|
|||||||
|
|
||||||
//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{
|
||||||
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
|
@Override
|
||||||
public String hello() {
|
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";
|
return "こんにちは";
|
||||||
|
|
||||||
}
|
}
|
||||||
|
}
|
||||||
}
|
|
||||||
|
|||||||
@@ -1,196 +1,55 @@
|
|||||||
|
import java.util.Scanner;
|
||||||
|
|
||||||
public class Main {
|
public class Main {
|
||||||
|
|
||||||
public static void main(String[] args) {
|
public static void main(String[] args) {
|
||||||
EmployeeData employee = new EmployeeData();
|
// TODO 自動生成されたメソッド・スタブ
|
||||||
// String idEmployee = "10000";
|
//インスタンス宣言
|
||||||
// String nmEmployee = "山田龍也";
|
BaseData employee = new EmployeeData();
|
||||||
// String knEmployee = "ヤマダタツヤ";
|
//配列5件分
|
||||||
// String mailAddress = "yamada@hoge.jp";
|
BaseData[] employees = new BaseData[5];
|
||||||
// String password = "aaa";
|
//5段階目書き換え
|
||||||
// String idDepartment = "10";
|
employees[0] = new EmployeeData("10000", "山田龍也", "ヤマダタツヤ", "yamada@hoge.jp", "aaa", "10");
|
||||||
|
employees[1] = new EmployeeData("10001", "高橋準", "タカハシジュン", "jtaka@hoge.jp", "bbb", "10");
|
||||||
|
employees[2] = new EmployeeData("10002", "麻枝文明", "マエダフミアキ", "fmak@hoge.jp", "ccc", "11");
|
||||||
|
employees[3] = new EmployeeData("10003", "丸戸章介", "マルトショウスケ", "marusyo@hoge.jp", "ddd", "12");
|
||||||
|
employees[4] = new EmployeeData("10004", "三宅武", "ミヤケタケシ", "miya@hoge.jp", "eee", "13");
|
||||||
|
|
||||||
// EmployeeData[] employees = new EmployeeData[5];
|
//5段階目記載の処理呼び出し
|
||||||
|
//employee.showInfo();
|
||||||
|
|
||||||
// employees[1] = new Employee;
|
//Day1、8段階目検索
|
||||||
|
while (true) {
|
||||||
|
Scanner sc = new Scanner(System.in);//インスタンス化
|
||||||
|
System.out.println("検索したい社員IDを入力してください(終了する場合は0を入力)");
|
||||||
|
String id = sc.next();
|
||||||
|
|
||||||
// employees[0] = new EmployeeData();
|
if (id.equals("0")) {
|
||||||
|
System.out.println("システムを終了します");
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
//boolean変数作成
|
||||||
|
boolean result = false;
|
||||||
|
//該当の場合
|
||||||
|
for (int i = 0; i < employees.length; i++) {
|
||||||
|
if (employees[i].getPrimaryKeyValue().equals(id)) {
|
||||||
|
result = true;
|
||||||
|
System.out.println(employees[i]);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
if (result == false) {
|
||||||
|
System.out.println("該当する社員が見つかりませんでした(終了する場合は0を入力)");
|
||||||
|
}
|
||||||
|
|
||||||
// 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);
|
|
||||||
|
|
||||||
|
//for文
|
||||||
|
//for (int i = 0; i < employees.length; i++) {
|
||||||
|
//System.out.println(employees[i]);
|
||||||
|
//System.out.println(employees[i].toCSV());
|
||||||
|
//System.out.println(employees[i].getPrimaryKeyValue());
|
||||||
|
//employees[i].showInfo();を上記に書き換え
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
}
|
|
||||||
|
|||||||
@@ -1,22 +1,20 @@
|
|||||||
|
|
||||||
public class Rectangle extends Shape {
|
public class Rectangle extends Shape {
|
||||||
|
//フィールド
|
||||||
private double width;
|
private double width;
|
||||||
private double height; {
|
private double height;
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
|
//コンストラクタ
|
||||||
public Rectangle(double width, double height) {
|
public Rectangle(double width, double height) {
|
||||||
super("四角形");
|
super("四角形");
|
||||||
this.width = width;
|
this.width = width;
|
||||||
this.height = height;
|
this.height = height;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
//抽象メソッドのオーバーライド
|
||||||
|
@Override
|
||||||
public double area() {
|
public double area() {
|
||||||
return width * height;
|
return width * height;
|
||||||
}
|
}
|
||||||
// public void showInfo(){
|
|
||||||
// super.showInfo();
|
|
||||||
// System.out.println("(半径:" + this.area + ")");
|
|
||||||
// }
|
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -1,36 +1,18 @@
|
|||||||
|
|
||||||
public abstract class Shape {
|
public abstract class Shape {
|
||||||
|
//フィールド宣言
|
||||||
|
private String name;
|
||||||
|
|
||||||
private String name; //フィールドname ・privateにしなきゃいけない
|
//コンストラクタ
|
||||||
// public double area;
|
|
||||||
// public int radius;
|
|
||||||
|
|
||||||
|
|
||||||
public Shape() {
|
|
||||||
}
|
|
||||||
|
|
||||||
public Shape(String name) {
|
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
|
this.name = name;
|
||||||
}
|
}
|
||||||
|
|
||||||
public abstract double area();{ //メソッドarea 引数なし・戻り値double 中身return0.0;
|
//メソッド1(抽象メソッド)
|
||||||
// return 0.0;
|
public abstract double area();
|
||||||
}
|
|
||||||
|
|
||||||
// @Override
|
//メソッド2
|
||||||
|
void showInfo() {
|
||||||
|
|
||||||
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(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(){
|
|
||||||
//
|
|
||||||
// }
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|||||||
@@ -1,53 +1,29 @@
|
|||||||
|
|
||||||
public class Student {//クラス新規作成
|
public class Student {
|
||||||
|
//フィールド宣言
|
||||||
|
int studentId;
|
||||||
|
String name;
|
||||||
|
//フィールド追加
|
||||||
|
static int studentCount = 0;
|
||||||
|
|
||||||
int studentId; //フィールドを宣言 int
|
//メソッド宣言
|
||||||
String name; //String
|
void printProfile() {
|
||||||
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
|
System.out.println("学籍番号:" + this.studentId + " 名前:" + this.name);
|
||||||
|
|
||||||
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);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
//コントラクタ追加
|
||||||
public Student(int studentId, String name) { //コンストラクタを追加
|
public Student(int studentId, String name) {
|
||||||
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.studentId = studentId;
|
||||||
this.name = name;
|
this.name = name;
|
||||||
studentCount++;
|
}
|
||||||
|
public Student() {
|
||||||
|
// TODO 自動生成されたコンストラクター・スタブ
|
||||||
}
|
}
|
||||||
|
|
||||||
|
//コントラクタ追加
|
||||||
public static int getStudentCount() {
|
public static int getstudentCount() {
|
||||||
// studentCount++;
|
|
||||||
return 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