3日分のミッション課題です。

em-oop/src/BaseData.java

@@ -0,0 +1,9 @@
+
+public abstract class BaseData {
+	//3-4
+	public abstract String toString();
+
+	public abstract String toCSV();
+
+	public abstract String getPrimaryKeyValue();
+}

em-oop/src/BasicCheck1.java

@@ -2,25 +2,27 @@
 public class BasicCheck1 {
 
 	public static void main(String[] args) {
-		// TODO 自動生成されたメソッド・スタブ
+		//1-1
-		Book book = new Book();
+		//		Book book = new Book();
 		//		book.title = "吾輩は猫である";
 		//		book.author = "夏目漱石";
 		//		book.price = 800;
+		//		
 		//		System.out.println(book.title);
 		//		System.out.println(book.author);
 		//		System.out.println(book.price);
-		book.title = "タイトル未設定";
+		//1-1
-		book.author = "著者未設定";
-		book.price = 0;
 
-		System.out.println(book.title);
+		//2-1
-		System.out.println(book.author);
+		Book book1 = new Book();
-		System.out.println(book.price);
+		System.out.println(book1.title);
+		System.out.println(book1.author);
+		System.out.println(book1.price);
 
 		Book book2 = new Book("銀河鉄道の夜", "宮沢賢治", 500);
 		System.out.println(book2.title);
 		System.out.println(book2.author);
 		System.out.println(book2.price);
+		//2-1
 	}
 }

em-oop/src/BasicCheck2.java

@@ -2,11 +2,23 @@
 public class BasicCheck2 {
 
 	public static void main(String[] args) {
-		// TODO 自動生成されたメソッド・スタブ
+		//1-2
-		Student student = new Student();
+		//		Student student = new Student();
-		student.studentId = 1;
+		//		student.studentId=1;
-		student.name = "鈴木一郎";
+		//		student.name="鈴木一郎";
+		//		
+		//		student.printProfile();
+		//1-2
 
-		student.printProfile();
+		//2-3
+		Student student1 = new Student(1, "鈴木一郎");
+		student1.printProfile();
+		Student student2 = new Student(2, "田中花子");
+		student2.printProfile();
+		Student student3 = new Student(3, "佐藤次郎");
+		student3.printProfile();
+
+		System.out.println("現在の生徒数:" + Student.getStudentCount() + "人");
+		//2-3
 	}
 }

em-oop/src/BasicCheck3.java

@@ -1,6 +1,7 @@
 
 public class BasicCheck3 {
 	public static void main(String[] args) {
+		//1-3
 		Item[] items = new Item[3];
 		items[0] = new Item("ノート", 120, 50);
 		items[1] = new Item("消しゴム", 80, 30);
@@ -8,6 +9,11 @@ public class BasicCheck3 {
 
 		for (int i = 0; i < 3; i++) {
 			items[i].sell(5);
+			//2-2
+			System.out.println(items[i].toString());
+			//2-2
 		}
+		//1-3
 	}
+
 }

em-oop/src/Book.java

@@ -1,10 +1,16 @@
 
 public class Book {
+	//1-1
 	String title;
 	String author;
 	int price;
+	//1-1
 
+	//2-1
 	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) {
@@ -12,4 +18,5 @@ public class Book {
 		this.author = author;
 		this.price = price;
 	}
+	//2-1
 }

em-oop/src/DepartmentData.java

@@ -0,0 +1,44 @@
+
+public class DepartmentData extends BaseData {
+	//3-6
+	private String idDepartment;
+	private String nmDepartment;
+
+	//3-6
+	public DepartmentData(String idDepartment, String nmDepartment) {
+		this.idDepartment = idDepartment;
+		this.nmDepartment = nmDepartment;
+	}
+
+	@Override
+	public String toString() {
+		return getIdDepartment() + "\t" + getNmDepartment();
+	}
+
+	@Override
+	public String toCSV() {
+		return getIdDepartment() + "," + getNmDepartment();
+	}
+
+	@Override
+	public String getPrimaryKeyValue() {
+		return getIdDepartment();
+	}
+
+	public String getIdDepartment() {
+		return idDepartment;
+	}
+
+	public void setIdDepartment(String idDepartment) {
+		this.idDepartment = idDepartment;
+	}
+
+	public String getNmDepartment() {
+		return nmDepartment;
+	}
+
+	public void setNmDepartment(String nmDepartment) {
+		this.nmDepartment = nmDepartment;
+	}
+	//3-6
+}

em-oop/src/EmployeeData.java

@@ -1,40 +1,152 @@
 
-public class EmployeeData {
+public class EmployeeData extends BaseData {
-	String idEmployee;
+	//1-4
-	String nmEmployee;
+	private String IdEmployee, nmEmployee, knEmployee, mailAddress, password, idDepartment;
-	String knEmployee;
+	//1-4 + 2-4
-	String mailAddress;
-	String password;
-	String idDepartment;
 
-	public EmployeeData(String idEmployee, String nmEmployee, String knEmployee, String mailAddress, String password,
+	//1-6
-			String idDepartment) {
+	//	public EmployeeData(String idEmployee, String nmEmployee, String knEmployee, String mailAddress, String password,
-		this.idEmployee = idEmployee;
+	//			String idDepartment) {
-		this.nmEmployee = nmEmployee;
+	//		this.IdEmployee = idEmployee;
-		this.knEmployee = knEmployee;
-		this.mailAddress = mailAddress;
-		this.password = password;
-		this.idDepartment = idDepartment;
-	}
-	public void showInfo() {
-	System.out.println(this.idEmployee + "\t" + this.nmEmployee + "\t"+this.knEmployee + "\t" + this.mailAddress + "\t" +this.password + "\t"+this.idDepartment);
-//	System.out.println(this.nmEmployee);
-//	System.out.println(this.knEmployee);
-//	System.out.println(this.mailAddress);
-//	System.out.println(this.password);
-//	System.out.println(this.idDepartment);
-	
-	}
-	
-//	
-//	public EmployeeData(String idEmployee) {
-//		this.idEmployee = idEmployee;
-//		public EmployeeData(String nmEmployee) {
-//			this.idEmployee = idEmployee;
 	//		this.nmEmployee = nmEmployee;
 	//		this.knEmployee = knEmployee;
 	//		this.mailAddress = mailAddress;
 	//		this.password = password;
 	//		this.idDepartment = idDepartment;
 	//	}
+	//1-6
+
+	//1-5
+	//2-4
+	//2-6
+	@Override
+	public String toString() {
+		//		System.out.println(getIdEmployee() + "\t" + getNmEmployee() + "\t" + getKnEmployee() + "\t" + getMailAddress()
+		//				+ "\t" + getPassword() + "\t" + getIdDepartment());
+		return (getIdEmployee() + "\t" + getNmEmployee() + "\t" + getKnEmployee() + "\t" + getMailAddress()
+				+ "\t" + getPassword() + "\t" + getIdDepartment());
+	}
+	//2-6
+	//2-4
+	//1-5
+
+	//3-4
+	@Override
+	public String toCSV() {
+		return getIdEmployee() + "," + getNmEmployee() + "," + getKnEmployee() + "," + getMailAddress()
+				+ "," + getPassword() + "," + getIdDepartment();
+	}
+
+	public String getPrimaryKeyValue() {
+		return IdEmployee;
+	}
+	//3-4
+
+	//1-7
+	boolean isMatchId(String id) {
+		System.out.println(id + " を検索します");
+		if (id.equals(IdEmployee)) {
+			System.out.println(true);
+		} else {
+			System.out.println(false);
+		}
+		return false;
+	}
+	//1-7
+
+	//2-5
+	public EmployeeData() {
+		//2-7
+		empCount++;
+		//2-7
+	}
+
+	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);
+		//2-7
+		empCount++;
+		//2-7
+	}
+	//2-5
+
+	//2-7
+	private static int empCount = 0;
+
+	static int getEmpCount() {
+		return empCount;
+
+	}
+	//2-7
+
+	//2-4
+	public String getIdEmployee() {
+		return IdEmployee;
+	}
+
+	public void setIdEmployee(String idEmployee) {
+		//2-9
+		idEmployee = idEmployee.strip();
+		if (idEmployee.length() == 0) {
+			System.out.println("社員IDが空のため設定できませんでした");
+			return;
+		} else {
+			this.IdEmployee = idEmployee;
+		}
+		//2-9
+	}
+
+	public String getNmEmployee() {
+		return nmEmployee;
+	}
+
+	public void setNmEmployee(String nmEmployee) {
+		//2-8
+		nmEmployee = nmEmployee.strip();
+		if (nmEmployee.length() == 0) {
+			System.out.println("社員名が空のため設定できませんでした");
+			return;
+		} else {
+			this.nmEmployee = nmEmployee;
+		}
+		//2-8
+	}
+
+	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;
+	}
+	//2-4
 }

em-oop/src/Item.java

@@ -1,8 +1,9 @@
 
 public class Item {
-	String name;
+	//1-3
-	int price;
+	private String name;
-	int stock;
+	private int price;
+	private int stock;
 
 	public Item(String name, int price, int stock) {
 		this.name = name;
@@ -10,9 +11,41 @@ public class Item {
 		this.stock = stock;
 	}
 
-	public void sell(int amount) {
+	void sell(int amount) {
-		this.stock = this.stock - amount;
+		//		this.stock = this.stock - amount;
-		System.out.println(name + price +"円　残り"+this.stock + "個");
+		this.setStock(this.getStock() - amount); //2-2
+		//System.out.println(name + " " + price + "円 残り" + stock + "個");
+	}
+	//1-3
+
+	//2-2
+	@Override
+	public String toString() {
+		return getName() + "" + getPrice() + "円（残り" + getStock() + "個）";
 	}
 
+	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;
+	}
+	//2-2
 }

em-oop/src/Main.java

@@ -1,17 +1,168 @@
+//import java.util.Scanner;//1-8
 
 public class Main {
 	public static void main(String[] args) {
-		EmployeeData[] employee = new EmployeeData[5];
+		//1-8
+		//		Scanner scanner = new Scanner(System.in);
+		//		//1-9
+		//		boolean end = false;
+		//		while (!end) {
+		//		//1-9
+		//			System.out.println("検索したい社員IDを入力してください（終了するには0を入力）");
+		//			String num = scanner.nextLine().strip();
+		//			boolean found = false;
+		//1-8
+		//1-4
+		//		BaseData employee = new EmployeeData();
+		//		employee.setIdEmployee("10000");
+		//		employee.setNmEmployee("山田龍也");
+		//		employee.setKnEmployee("ヤマダタツヤ");
+		//		employee.setMailAddress("yamada@hoge.jp");
+		//		employee.setPassword("aaa");
+		//		employee.setIdDepartment("10");
+
+		//				System.out.println(employee.getIdEmployee());
+		//				System.out.println(employee.getNmEmployee());
+		//				System.out.println(employee.getKnEmployee());
+		//				System.out.println(employee.getMailAddress());
+		//				System.out.println(employee.getPassword());
+		//				System.out.println(employee.getIdDepartment());
+		//1-4
+
+		//3-4
+		//		System.out.println(employee.toCSV());
+		//		System.out.println(employee.getPrimaryKeyValue());
+		//3-4
+
+		//2-5
+		//		EmployeeData emp1 = new EmployeeData("10000", "山田龍也", "ヤマダタツヤ", "yamada@hoge.jp", "aaa", "10");
+		//		EmployeeData emp2 = new EmployeeData("10001", "高橋準", "タカハシジュン", "Jtaka@hoge.jp", "bbb", "11");
+		//		EmployeeData emp3 = new EmployeeData("10002", "麻枝史明", "マエダフミアキ", "fmak@hoge.jp", "ccc", "12");
+		//		EmployeeData emp4 = new EmployeeData("10003", "丸戸章介", "マルトショウスケ", "marusyo@hoge.jp", "ddd", "13");
+		//		EmployeeData emp5 = new EmployeeData("10004", "三宅武", "ミヤケタケシ", "miya@hoge.jp", "eee", "14");
+		//2-5
+
+		//1-6
+		BaseData[] employee = new EmployeeData[5];
 		employee[0] = new EmployeeData("10000", "山田龍也", "ヤマダタツヤ", "yamada@hoge.jp", "aaa", "10");
-		employee[1] = new EmployeeData("10001", "高橋準", "タカハシジュン", "jtaka@hoge.jp", "bbb", "10");
+		employee[1] = new EmployeeData("10001", "高橋準", "タカハシジュン", "Jtaka@hoge.jp", "bbb", "10");
 		employee[2] = new EmployeeData("10002", "麻枝史明", "マエダフミアキ", "fmak@hoge.jp", "ccc", "11");
 		employee[3] = new EmployeeData("10003", "丸戸章介", "マルトショウスケ", "marusyo@hoge.jp", "ddd", "12");
 		employee[4] = new EmployeeData("10004", "三宅武", "ミヤケタケシ", "miya@hoge.jp", "eee", "13");
+		//1-5
+		//1-6
+		//2-5
+		//		System.out.println(emp1);
+		//		System.out.println(emp2);
+		//		System.out.println(emp3);
+		//		System.out.println(emp4);
+		//		System.out.println(emp5);
+		//			for (int i = 0; i < employee.length; i++) {
+		//				System.out.println(employee[i]);
+		//			}
+		//2-7
+		//		System.out.println("現在の社員データ件数:" + EmployeeData.getEmpCount() + "件");
+		//					for (int i = 0; i < 5; i++) {
+		//						employee[i].showInfo();
+		//					}
+		//2-7
+		//2-5
+		//1-6
+		//1-5
 
-		for(int i = 0; i < 5; i++) {
+		//1-7
-			employee[i].showInfo();
+		//3-5
+		//		System.out.println(employee[2].getPrimaryKeyValue().equals("10002"));
+		//		System.out.println(employee[2].getPrimaryKeyValue().equals("99999"));
+		//3-5
+		//1-7
 
+		//1-8
+		//			for (int i = 0; i < employee.length; i++) {
+		//				if (num.equals(employee[i].getIdEmployee())) {
+		//					//2-6
+		//					System.out.println(employee[i]);
+		//					//2-6
+		////					employee[i].showInfo();
+		//					found = true;
+		//					break;
+		//				} else if (num.equals("0")) {
+		//					System.out.println("システムを終了します");
+		//					return;
+		//				}
+		//			}
+		//			if (!found) {
+		//				System.out.println("該当する社員が見つかりませんでした");
+		//			}
+		//1-8 isMatchIdメソッドを使っていない
+		//		}
+
+		//3-6
+		BaseData[] allData = new BaseData[11];
+		allData[0] = employee[0];
+		allData[1] = employee[1];
+		allData[2] = employee[2];
+		allData[3] = employee[3];
+		allData[4] = employee[4];
+
+		DepartmentData dept = new DepartmentData("10", "役員");
+		allData[5] = dept;
+		DepartmentData dept2 = new DepartmentData("11", "人事・総務部");
+		allData[6] = dept2;
+		DepartmentData dept3 = new DepartmentData("12", "経理部");
+		allData[7] = dept3;
+		DepartmentData dept4 = new DepartmentData("13", "システム開発事業部");
+		allData[8] = dept4;
+		DepartmentData dept5 = new DepartmentData("14", "教育事業部");
+		allData[9] = dept5;
+		DepartmentData dept6 = new DepartmentData("15", "営業企画部");
+		allData[10] = dept6;
+
+		for (int i = 0; i < 11; i++) {
+			System.out.println(allData[i]);
+		}
+		//3-6
+
+		//3-7
+		int Cou = 0;
+		int Cou2 = 0;
+		for (int i = 0; i < 11; i++) {
+			if (allData[i] instanceof EmployeeData) {
+				Cou = Cou + 1;
+			} else if (allData[i] instanceof DepartmentData) {
+				Cou2 = Cou2 + 1;
+			}
+		}
+		System.out.println("社員データ：" + Cou + "件");
+		System.out.println("部署データ：" + Cou2 + "件");
+		//3-7
+
+		//3-8
+		for (int i = 0; i < 11; i++) {
+			if (allData[i] instanceof EmployeeData) {
+				EmployeeData emp = (EmployeeData) allData[i];
+				System.out.println(emp.getMailAddress());
+			}
+		}
+		//3-8
+
+		//3-9
+		for (int i = 0; i < 11; i++) {
+			if (allData[i] instanceof DepartmentData) {
+				DepartmentData bd = (DepartmentData) allData[i];
+				if (bd.getNmDepartment().equals("システム開発事業部")) {
+					for (int j = 0; j < 11; j++) {
+						if (allData[j] instanceof EmployeeData) {
+							EmployeeData emp = (EmployeeData) allData[j];
+							if (bd.getIdDepartment().equals(emp.getIdDepartment())) {
+								System.out.println(emp.getNmEmployee() + "\t" + emp.getMailAddress());
+							}
 						}
 
 					}
 				}
+			}
+		}
+		//3-9
+	}
+}

em-oop/src/Student.java

@@ -1,8 +1,27 @@
 public class Student {
+	//1-2
 	int studentId;
 	String name;
 
 	void printProfile() {
 		System.out.println("学籍番号:" + this.studentId + " 名前:" + this.name);
 	}
+	//1-2
+
+	//2-3
+	public Student(int studentId, String name) {
+		this.studentId = studentId;
+		this.name = name;
+	}
+
+	static int studentCount = 0;
+	{
+		studentCount++;
+	}
+
+	static int getStudentCount() {
+		return studentCount;
+
+	}
+	//2-3
 }