From 24aa555e45f571a036c27aaf0c5b3c1b8c2b9700 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E7=93=A6=E3=80=80=E6=98=B4=E4=B8=96?= <26-k-kawara-rootship@it-college.co.jp> Date: Mon, 19 Oct 2026 14:15:21 +0900 Subject: [PATCH] =?UTF-8?q?2=E6=97=A5=E7=9B=AE?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/main/java/BasicCheck1.java | 11 +++ src/main/java/BasicCheck2.java | 14 +++- src/main/java/BasicCheck3.java | 21 +++--- src/main/java/Book.java | 12 +++ src/main/java/EmployeeData.java | 128 +++++++++++++++++++++++++++++--- src/main/java/Item.java | 56 ++++++++++++-- src/main/java/Main.java | 53 +++---------- src/main/java/Student.java | 19 +++++ 8 files changed, 243 insertions(+), 71 deletions(-) diff --git a/src/main/java/BasicCheck1.java b/src/main/java/BasicCheck1.java index 649294f..d0143bc 100644 --- a/src/main/java/BasicCheck1.java +++ b/src/main/java/BasicCheck1.java @@ -4,14 +4,25 @@ public class BasicCheck1 { public static void main(String[] args) { // TODO 自動生成されたメソッド・スタブ Book book = new Book(); + Book book1 = new Book(); book.title = "吾輩は猫である"; book.author = "夏目漱石"; book.price = 800; + System.out.println(book1.title); + System.out.println(book1.author); + System.out.println(book1.price); + + System.out.println(book.title); System.out.println(book.author); System.out.println(book.price); + + + } + + } diff --git a/src/main/java/BasicCheck2.java b/src/main/java/BasicCheck2.java index 87a4d4d..7e314fb 100644 --- a/src/main/java/BasicCheck2.java +++ b/src/main/java/BasicCheck2.java @@ -3,11 +3,17 @@ public class BasicCheck2 { public static void main(String[] args) { // TODO 自動生成されたメソッド・スタブ - Student student = new Student(); - student.studentId = 1; - student.name = "鈴木一郎"; - student.printProfile(); + Student student1 = new Student(1, "鈴木一郎"); + Student student2 = new Student(2, "田中花子"); + Student student3 = new Student(3, "佐藤次郎"); + + student1.printProfile(); + student2.printProfile(); + student3.printProfile(); + + System.out.println("現在の生徒数: " + student1.getStudentCount() + "人"); + } } diff --git a/src/main/java/BasicCheck3.java b/src/main/java/BasicCheck3.java index 0702abe..366817c 100644 --- a/src/main/java/BasicCheck3.java +++ b/src/main/java/BasicCheck3.java @@ -6,28 +6,29 @@ public class BasicCheck3 { Item[] items = new Item[3]; items[0] = new Item(); - 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] = new Item(); - 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] = new Item(); - 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 < items.length; i++) { items[i].sell(5); } for (int i = 0; i < items.length; i++) { - System.out.println(items[i].name + " 価格:" + items[i].price + "円　在庫:" + items[i].stock ); + System.out.println(items[i]); + } } diff --git a/src/main/java/Book.java b/src/main/java/Book.java index 685e22c..1b48f21 100644 --- a/src/main/java/Book.java +++ b/src/main/java/Book.java @@ -3,4 +3,16 @@ public class Book { String title; String author; int price; + + public Book() { + title = "タイトル未設定"; + author = "著者未設定"; + price = 0; +} + + public Book(String title,String author,int price) { + this.title = title; + this.author = author; + this.price = price; +} } \ No newline at end of file diff --git a/src/main/java/EmployeeData.java b/src/main/java/EmployeeData.java index fc0c2b3..675d6ae 100644 --- a/src/main/java/EmployeeData.java +++ b/src/main/java/EmployeeData.java @@ -1,16 +1,126 @@ public class EmployeeData { - String idEmployee; - String nmEmployee; - String knEmployee; - String mailAddress; - String password; - String idDepartment; + private String idEmployee; + private String nmEmployee; + private String knEmployee; + private String mailAddress; + private String password; + private String idDepartment; + + - public void showInfo(){ - System.out.println(this.idEmployee + "\t" + this.nmEmployee + "\t" + this.knEmployee + "\t" + "\t" + this.mailAddress + "\t" + this.password + "\t" + this.idDepartment); + public String getIdEmployee() { + return idEmployee; + } + + + + + + public void setIdEmployee(String idEmployee) { + this.idEmployee = idEmployee; + } + + + + + + public String getNmEmployee() { + return nmEmployee; + } + + + + + + public void setNmEmployee(String nmEmployee) { + this.nmEmployee = nmEmployee; + } + + + + + + public String getKnEmployee() { + return knEmployee; + } + + + + + + public void setKnEmployee(String knEmployee) { + this.knEmployee = knEmployee; + } + + + + + + public String getMailAddress() { + return mailAddress; + } + + + + + + public void setMailAddress(String mailAddress) { + this.mailAddress = mailAddress; + } + + + + + + public String getPassword() { + return password; + } + + + + + + public void setPassword(String password) { + this.password = password; + } + + + + + + public String getIdDepartment() { + return idDepartment; + } + + + + + + public void setIdDepartment(String idDepartment) { + this.idDepartment = idDepartment; + } + + + + + @Override + public String toString(){ + return(getIdEmployee() + "\t" + getNmEmployee() + "\t" + getKnEmployee() + "\t" + getMailAddress() + "\t" +getPassword() + "\t" +getIdDepartment() + ); } - + + public EmployeeData() { + } + public EmployeeData(String idEmployee, String nmEmployee, String knEmployee,String mailAddress, String password, String idDepartment) { + setIdEmployee(idEmployee); + setNmEmployee(nmEmployee); + setKnEmployee(knEmployee); + setMailAddress(mailAddress); + setPassword(password); + setIdDepartment(idDepartment); + } + } \ No newline at end of file diff --git a/src/main/java/Item.java b/src/main/java/Item.java index bc73b3c..61019a9 100644 --- a/src/main/java/Item.java +++ b/src/main/java/Item.java @@ -1,10 +1,56 @@ -public class Item { -String name; -int price; -int stock; +class Item { + + + 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; +} + + public void sell(int amount) { -this.stock = this.stock - amount; + this.setStock(this.getStock() - amount); } + +@Override +public String toString() { + return getName() + " " + getPrice() + "円 (残り" + getStock() + "個)"; +} + } diff --git a/src/main/java/Main.java b/src/main/java/Main.java index 3b95028..9843e43 100644 --- a/src/main/java/Main.java +++ b/src/main/java/Main.java @@ -5,50 +5,17 @@ public class Main { // TODO 自動生成されたメソッド・スタブ EmployeeData[] employees = new EmployeeData[5]; - employees[0] = new EmployeeData(); - employees[0].idEmployee = "10000"; - 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].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(); - employees[2].idEmployee = "10002"; - employees[2].nmEmployee = "麻枝史明"; - 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].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].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[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", "麻枝史明", "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"); for (int i = 0; i < employees.length; i++) { - employees[i].showInfo(); + System.out.println(employees[i]); - } + } -} -} + } + +} \ No newline at end of file diff --git a/src/main/java/Student.java b/src/main/java/Student.java index 6d6af1f..9658593 100644 --- a/src/main/java/Student.java +++ b/src/main/java/Student.java @@ -8,4 +8,23 @@ public class Student { public void printProfile() { System.out.println("学籍番号:"+this.studentId+" 名前:"+this.name); } + + public Student(int StudentId,String name) { + + this.studentId = StudentId; + this.name = name; + + studentCount++; + + + } + + + public int getStudentCount() { + return studentCount; + } + + static int studentCount = 0; + + }