10/15作業分

BasicCheck1.java

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+package misson1014;
+
+public class BasicCheck1 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+	       //コンストラクタ
+        Book book1 = new Book();
+
+        //book1
+        System.out.println(book1.title);
+        System.out.println(book1.author);
+        System.out.println(book1.price);
+
+        //コンストラクタ
+        Book book2 = new Book(
+                "銀河鉄道の夜",
+                "宮沢賢治",
+                500);
+
+        //book2
+        System.out.println(book2.title);
+        System.out.println(book2.author);
+        System.out.println(book2.price);
+
+    }
+}

BasicCheck2.java

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+package misson1014;
+
+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 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");
+
+        // 学生情報表示
+        student1.printProfile();
+        student2.printProfile();
+        student3.printProfile();
+
+        // 現在の学生数表示
+        System.out.println(
+                "現在の生徒数:"
+                + Student.getStudentCount()
+                + "人");
+    }
+
+}

BasicCheck3.java

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+package misson1014;
+
+public class BasicCheck3 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		// Item型の配列を作成
+		Item[] items = new Item[3];
+
+		//インスタンス生成
+		items[0] = new Item();
+		items[1] = new Item();
+		items[2] = new Item();
+
+		items[0].setName("ノート");
+		items[0].setPrice(120);
+		items[0].setStock(50);
+
+		items[1].setName("消しゴム");
+		items[1].setPrice(80);
+		items[1].setStock(30);
+
+		items[2].setName("鉛筆");
+		items[2].setPrice(60);
+		items[2].setStock(100);
+
+		//販売
+		for (int i = 0; i < items.length; i++) {
+			items[i].sell(5);
+		}
+		//商品情報表示
+		for (int i = 0; i < items.length; i++) {
+			System.out.println(items[i]);
+		}
+
+	}
+}

Book.java

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+package misson1014;
+
+public class Book {
+    // タイトル
+    String title;
+    // 著者
+    String author;
+    // 価格
+    int price;
+    
+    //コンストラクタ
+    public Book() {
+
+        this.title = "タイトル未設定";
+        this.author = "著者未設定";
+        this.price = 0;
+    }
+
+    //コンストラクタ
+    public Book(String title, String author, int price) {
+
+        //フィールド代入
+        this.title = title;
+        this.author = author;
+        this.price = price;
+
+    }
+}

EmployeeData.java

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+package misson1014;
+
+public class EmployeeData {
+    //社員ID
+    private String idEmployee;
+    //社員名
+    private String nmEmployee;
+    //社員名カナ
+    private String knEmployee;
+    //メールアドレス
+    private String mailAddress;
+    //パスワード
+    private String password;
+    //部署ID
+    private String idDepartment;
+    //社員データ件数
+    private static int empCount = 0;
+    //コンストラクタ
+    public EmployeeData() {
+        empCount++;
+    }
+    //コンストラクタ
+    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);
+        empCount++;
+
+    }
+    //ゲッター
+    public String getIdEmployee() {
+        return idEmployee;
+    }
+    public String getNmEmployee() {
+        return nmEmployee;
+    }
+    public String getKnEmployee() {
+        return knEmployee;
+    }
+    public String getMailAddress() {
+        return mailAddress;
+    }
+    public String getPassword() {
+        return password;
+    }
+    public String getIdDepartment() {
+        return idDepartment;
+    }
+    //セッター
+    public void setIdEmployee(String idEmployee) {
+        //nullチェック
+        if (idEmployee == null) {
+            System.out.println("社員IDが空のため設定できませんでした");
+            return;
+        }
+        //空文字チェック
+        if (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;
+    }
+    public void setNmEmployee(String nmEmployee) {
+        //nullチェック
+        if (nmEmployee == null) {
+            System.out.println("社員名が空のため設定できませんでした");
+            return;
+        }
+        //空文字チェック
+        if (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;
+    }
+    public void setKnEmployee(String knEmployee) {
+        this.knEmployee = knEmployee;
+    }
+    public void setMailAddress(String mailAddress) {
+        this.mailAddress = mailAddress;
+    }
+    public void setPassword(String password) {
+        this.password = password;
+    }
+    public void setIdDepartment(String idDepartment) {
+        this.idDepartment = idDepartment;
+    }
+    //toString
+    @Override
+    public String toString() {
+
+        return getIdEmployee() + "\t"
+                + getNmEmployee() + "\t"
+                + getKnEmployee() + "\t"
+                + getMailAddress() + "\t"
+                + getPassword() + "\t"
+                + getIdDepartment();
+    }
+
+    //ID一致判定
+    public boolean isMatchId(String id) {
+        return getIdEmployee().equals(id);
+    }
+    //件数取得
+    public static int getEmpCount() {
+        return empCount;
+    }
+}

Item.java

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+package misson1014;
+
+public class Item {
+	private String name;
+	private int price;
+	private int stock;
+
+	//商品
+	public void sell(int amount) {
+		//在庫減らし
+		this.setStock(this.getStock() - amount);
+	}
+
+	//商品名ゲッター
+	public String getName() {
+		return name;
+	}
+	//商品名セッター
+	public void setName(String name) {
+		this.name = name;
+	}
+	//価格ゲッター
+	public int getPrice() {
+		return price;
+	}
+	//価格セッター
+	public void setPrice(int price) {
+		this.price = price;
+	}
+	//在庫数ゲッター
+	public int getStock() {
+		return stock;
+	}
+	//在庫数セッター
+	public void setStock(int stock) {
+		this.stock = stock;
+	}
+
+	@Override
+	public String toString() {
+
+		return getName()
+				+ " "
+				+ getPrice()
+				+ "円 (残り"
+				+ getStock()
+				+ "個)";
+
+	}
+
+
+}

Main.java

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+package misson1014;
+import java.util.Scanner;
+
+public class Main {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+        //配列を作成
+        EmployeeData[] employees = new EmployeeData[5];
+
+        //インスタンス生成
+        employees[0] = new EmployeeData();
+        employees[1] = new EmployeeData();
+        employees[2] = new EmployeeData();
+        employees[3] = new EmployeeData();
+        employees[4] = new EmployeeData();
+
+        employees[0].setIdEmployee("10000");
+        employees[0].setNmEmployee("山田龍也");
+        employees[0].setKnEmployee("ヤマダタツヤ");
+        employees[0].setMailAddress("yamada@hoge.jp");
+        employees[0].setPassword("aaa");
+        employees[0].setIdDepartment("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[2].setIdEmployee("10002");
+        employees[2].setNmEmployee("麻枝史明");
+        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[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[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");
+
+        Scanner scanner = new Scanner(System.in);
+
+        //0が入力されるまでループ
+        while (true) {
+            //ID入力
+            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）");
+            String search = scanner.nextLine();
+            if (search.equals("0")) { System.out.println("システムを終了します");
+                break;
+            }
+            //見つかったかどうか
+            boolean found = false;
+            //検索処理
+            for (int i = 0; i < employees.length; i++) {
+                if (employees[i].isMatchId(search)) {
+                	System.out.println(employees[i]);
+                    found = true;
+                    break;
+                }
+            }
+            // 見つからなかった場合
+            if (!found) {System.out.println("該当する社員が見つかりませんでした");
+            }
+        }
+        scanner.close();
+    }
+
+}

Main1.java

@@ -0,0 +1,91 @@
+package misson1014;
+
+public class Main1 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+        //8段階目まで
+		
+        /*
+        EmployeeData[] employees = new EmployeeData[5];
+
+        employees[0] = new EmployeeData();
+        employees[1] = new EmployeeData();
+        employees[2] = new EmployeeData();
+        employees[3] = new EmployeeData();
+        employees[4] = new EmployeeData();
+
+        employees[0].setIdEmployee("10000");
+
+		8段階用
+        employees[0].setNmEmployee("");
+
+        employees[0].setKnEmployee("ヤマダタツヤ");
+        employees[0].setMailAddress("yamada@hoge.jp");
+        employees[0].setPassword("aaa");
+        employees[0].setIdDepartment("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[2].setIdEmployee("10002");
+        employees[2].setNmEmployee("麻枝史明");
+        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[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[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");
+
+        for (int i = 0; i < employees.length; i++) {
+
+            System.out.println(employees[i]);
+
+        }
+
+        System.out.println(
+                "現在の社員データ件数:"
+                        + EmployeeData.getEmpCount()
+                        + "件");
+        */
+
+        //ここから9段階↓
+		EmployeeData employee1 =
+				new EmployeeData(
+						"10000",
+						"",
+						"ヤマダタツヤ",
+						"yamada@hoge.jp",
+						"aaa",
+						"10"
+						);
+
+		EmployeeData employee2 =
+				new EmployeeData(
+						"",
+						"山田龍也",
+						"ヤマダタツヤ",
+						"yamada@hoge.jp",
+						"aaa",
+						"10"
+						);
+
+	}
+
+}

Student.java

@@ -0,0 +1,31 @@
+package misson1014;
+
+public class Student {
+	int studentId;
+	String name;
+	//staticフィールド
+	static int studentCount = 0;
+
+	//コンストラクタ
+	public Student(int studentId, String name) {
+		//フィールド代入
+		this.studentId = studentId;
+		this.name = name;
+		studentCount++;
+	}
+
+	//学生情報
+	void printProfile() {
+
+		System.out.println(
+				"学籍番号:" + this.studentId
+				+ " 名前:" + this.name);
+	}
+
+	//現在の学生数用staticメソッド
+	public static int getStudentCount() {
+		return studentCount;
+
+	}
+
+}