From 6362a10a2385d553e98a03d9c91c435a47c26978 Mon Sep 17 00:00:00 2001 From: o-matsuda <26-o-matsuda-stellatecnica@it-college.co.jp> Date: Tue, 15 Sep 2026 13:50:38 +0900 Subject: [PATCH] =?UTF-8?q?=E6=AE=B5=E9=9A=8E=EF=BC=92=E5=AE=8C=E4=BA=86?= =?UTF-8?q?=E3=81=97=E3=81=BE=E3=81=97=E3=81=9F=E3=80=82?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- em-oop/src/BasicCheck3.java | 20 +++++++++---------- em-oop/src/Item.java | 38 +++++++++++++++++++++++++++++++++---- 2 files changed, 44 insertions(+), 14 deletions(-) diff --git a/em-oop/src/BasicCheck3.java b/em-oop/src/BasicCheck3.java index 68e3d08..1304838 100644 --- a/em-oop/src/BasicCheck3.java +++ b/em-oop/src/BasicCheck3.java @@ -8,20 +8,20 @@ public class BasicCheck3 { items[1] = new Item(); items[2] = new Item(); //items[0]代入 - items[0].name = "ノート"; - items[0].price = 120; - items[0].stock = 50; + items[0].setName("ノート"); + items[0].setPrice(120); + items[0].setStock (50); //items[1]代入 - items[1].name = "消しゴム"; - items[1].price = 80; - items[1].stock = 30; + items[1].setName("消しゴム"); + items[1].setPrice(80); + items[1].setStock(30); //items[2]代入 - items[2].name = "鉛筆"; - items[2].price = 60; - items[2].stock = 100; + items[2].setName("鉛筆"); + items[2].setPrice(60); + items[2].setStock(100); for (int i=0; i<=2; i++) { items[i].sell(5); - System.out.println(items[i].name + items[i].price+"円"+ "残り"+ items[i].stock + "個"); + System.out.println(items[i]); } } diff --git a/em-oop/src/Item.java b/em-oop/src/Item.java index 6d37e90..18dab36 100644 --- a/em-oop/src/Item.java +++ b/em-oop/src/Item.java @@ -1,9 +1,39 @@ public class Item { - String name; - int price; - int stock; + private String name; + private int price; + private int stock; + + public String getName() { + return name; + } + + public void setName(String name) { + this.name = name; + } + + public int getPrice() { + return price; + } + + public void setPrice(int price) { + this.price = price; + } + + public int getStock() { + return stock; + } + + public void setStock(int stock) { + this.stock = stock; + } + void sell(int amount) { - this.stock = this.stock - amount; + this.setStock(this.getStock() - amount); + } + + public String toString() { + String str = getName() + " " + getPrice() + "円 (残り" + getStock() + "個)"; + return str; } }