２日目の９段階目終了

.classpath

@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
-	<classpathentry kind="src" path="em-oop/src"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>

.project

@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>java-cui-em-oop</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<buildCommand>
-			<name>org.eclipse.jdt.core.javabuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-	</buildSpec>
-	<natures>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>

em-oop/src/BaseData.java

@@ -0,0 +1,10 @@
+
+public abstract class BaseData {
+
+	public abstract String toString();
+
+	public abstract String toCSV();
+
+	public abstract String getPrimaryKeyValue();
+
+}

em-oop/src/BasicCheck1.java

@@ -2,25 +2,12 @@
 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 book1 = new Book();
-		book1.title = "タイトル未設定";
-		book1.author ="著者未設定";
-		book1.price = 0;
-		
-		System.out.println(book1.title);
-		System.out.println(book1.author);
-		System.out.println(book1.price);
-		
-		Book book2 = new Book();
-		book2.title = "銀河鉄道の夜";
-		book2.author ="宮沢賢治";
-		book2.price = 500;
-		
-		System.out.println(book2.title);
-		System.out.println(book2.author);
-		System.out.println(book2.price);
+		Book book2 = new Book("銀河鉄道の夜", "宮沢賢治", 500);
 
+		System.out.println(book1.title + "\n" + book1.author + "\n" + book1.price);
+		System.out.println(book2.title + "\n" + book2.author + "\n" + book2.price);
 
 	}
 

em-oop/src/BasicCheck2.java

@@ -1,15 +1,23 @@
 
 public class BasicCheck2 {
 	public static void main(String[] args) {
-		Student student = new Student(1,"鈴木一郎");
 		
-		student.studentId = 1;
-		student.name = "鈴木一郎";
+		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();
+		
+		
+		Student.getStudentCount();
+		System.out.println("現在の生徒数:" + Student.getStudentCount() + "人");
 		
-//		System.out.print("学籍番号"+student.studentId);
-//		System.out.print("名前:" + student.name);
-		student.printProfile();
 		
 	}
 		
+		
+		
+	
 }

em-oop/src/BasicCheck3.java

@@ -1,35 +1,31 @@
 
 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[] items = new Item[3];
-		
 		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[0].setPrice(120);
+		items[1].setPrice(80);
 		items[2].setPrice(60);
+
+		items[0].setStock(50);
+		items[1].setStock(30);
 		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]);
+			System.out.println(items[i].getName() + " " + items[i].getPrice() + "円 (残り" + items[i].getStock() + "個) ");
+			//			System.out.println("合計金額　" + items[i].totalPrice() + "円");
+			//			System.out.println();
 
 		}
+
 	}
 
 }

em-oop/src/Book.java

@@ -1,20 +1,22 @@
 
 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;
+		this.title = "タイトル未設定";
+		this.author = "著者未設定";
+		this.price = 0;
 
 	}
 
-	public Book(String title,String author,int price){
-		
+	public Book(String title, String author, int price) {
 		this.title = title;
 		this.author = author;
 		this.price = price;
+
 	}
+
 }

em-oop/src/Circle.java

@@ -0,0 +1,20 @@
+
+public class Circle extends Shape {
+	private double radius;
+
+	public Circle(double radius) {
+		super("円");
+		this.radius = radius;
+	}
+
+	@Override
+	public double area() {
+		return Math.PI * radius * radius;
+	}
+
+	@Override
+	public void showInfo() {
+		super.showInfo();
+		System.out.println("(半径：" + this.radius + ")");
+	}
+}

em-oop/src/Day3Check1.java

@@ -0,0 +1,8 @@
+
+public class Day3Check1 {
+	public static void main(String[] args) {
+		Circle radius = new Circle(2);
+		radius.showInfo();
+	}
+
+}

em-oop/src/Day3Check2.java

@@ -0,0 +1,11 @@
+
+public class Day3Check2 {
+	public static void main(String[] args) {
+		Rectangle rect = new Rectangle(3, 4);
+		rect.showInfo();
+		
+		Greeting greeting = new JapaneseGreeting();
+		System.out.println(greeting.hello());
+	}
+
+}

em-oop/src/Day3Check3.java

@@ -0,0 +1,11 @@
+
+public class Day3Check3 {
+	public static void main(String[] args) {
+		Shape shape1 = new Circle(2);
+		shape1.showInfo();
+		
+		Shape shape2 = new Rectangle(3, 4);
+		shape2.showInfo();
+	}
+
+}

em-oop/src/DepartmentData.java

@@ -0,0 +1,39 @@
+
+public class DepartmentData extends BaseData {
+	private String idDepartment, nmDepartment;
+
+	public DepartmentData(String idDepartment,String nmDepartment) {
+		this.setIdDepartment(idDepartment);
+		this.setNmDepartment(nmDepartment);
+		return; 
+			}
+
+
+	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;
+	}
+	
+	@Override
+	public String toString() {
+		return getIdDepartment() + "\t" + getNmDepartment();
+	}
+	public String toCSV() {
+		return getIdDepartment() + "," + getNmDepartment();
+	}
+	public String getPrimaryKeyValue() {
+		return getIdDepartment();
+	}
+
+}

em-oop/src/EmployeeData.java

@@ -1,23 +1,121 @@
 
-public class EmployeeData {
+public class EmployeeData extends BaseData {
+	private String idEmployee;
+	private String nmEmployee;
+	private String knEmployee;
+	private String mailAddress;
+	private String password;
+	private String idDepartment;
 
-	String idEmployee;
-	String nmEmployee;
-	String knEmployee;
-	String mailAddress;
-	String password;
-	String idDepartment;
+	private static int empCount = 0;
 
-	void showInfo() {
+	static int getempCount() {
+		return empCount;
+
+	}
+
+	public EmployeeData() {
+		empCount++;
+
+	}
+
+	static int getEmpCount() {
+		return empCount;
+	}
+
+	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++;
+
+	}
+
+	public String getIdEmployee() {
+		return idEmployee;
+	}
+
+	public void setIdEmployee(String idEmployee) {
+		this.idEmployee = idEmployee;
+		if (idEmployee == null || idEmployee.strip().isEmpty()) {
+			System.out.println("社員IDが空のため設定できませんでした");
+			return;
+		}
+	}
+
+	public String getNmEmployee() {
+		return nmEmployee;
+	}
+
+	public void setNmEmployee(String nmEmployee) {
+		this.nmEmployee = nmEmployee;
+
+		if (nmEmployee == null || nmEmployee.strip().isEmpty()) {
+			System.out.println("社員名が空のため設定できませんでした");
+			return;
+		}
+	}
+
+	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 (this.getIdEmployee() + "\t" + this.getNmEmployee() + "\t" + this.getKnEmployee() + "\t"
+				+ this.getMailAddress() + "\t" + this.getPassword() + "\t" + this.getIdDepartment());
+
+	}
+
+	@Override
+	public String toCSV() {
+		return getIdEmployee() + "," + getNmEmployee() + "," + getKnEmployee() + "," + getMailAddress() + ","
+				+ getPassword() + "," + getIdDepartment();
+	}
+
+	public String getPrimaryKeyValue() {
+		return getIdEmployee();
+	}
+
+	public boolean isMatchId(String id) {
+		if (id == null || this.idEmployee == null) {
+			return false;
+		}
+		return this.idEmployee.equals(id);
 
-		System.out.println(
-				this.idEmployee + "\t"
-				+ this.nmEmployee + "\t"
-				+ this.knEmployee + "\t"
-				+ this.mailAddress + "\t"
-				+ this.password + "\t"
-				+ this.idDepartment
-		);
 	}
 
 }

em-oop/src/Greeting.java

@@ -0,0 +1,6 @@
+
+public interface Greeting {
+
+	String hello();
+
+}

em-oop/src/Item.java

@@ -1,11 +1,22 @@
 
 public class Item {
-
 	private String name;
 	private int price;
 	private int stock;
 
+	public void sell(int amount) {
+		this.setStock(this.getStock() - amount);
+	}
 
+	public int totalPrice() {
+		return price * stock;
+
+	}
+
+	@Override
+	public String toString() {
+		return (getName() + " " + getPrice() + "円 (残り" + getStock() + "個");
+	}
 
 	public String getName() {
 		return name;
@@ -31,13 +42,4 @@ public class Item {
 		this.stock = stock;
 	}
 
-	void sell(int amount) {
-		this.setStock(this.getStock() - amount);
-		
-	}
-	
-	@Override
-	public String toString() {
-		return getName() + "" + getPrice() + "円(残り" + getStock() + "個)";
-	}
 }

em-oop/src/JapaneseGreeting.java

@@ -0,0 +1,8 @@
+
+public class JapaneseGreeting implements Greeting {
+	@Override
+	public String hello() {
+		return "こんにちは";
+	}
+
+}

em-oop/src/Main.java

@@ -1,64 +1,130 @@
-
 public class Main {
-
 	public static void main(String[] args) {
-		// TODO 自動生成されたメソッド・スタブ
 
-		EmployeeData[] Employees = new EmployeeData[5];
+		//		while (true) {
+		//			Scanner scanner = new Scanner(System.in);
+		//			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 input = scanner.nextLine();
 
-		Employees[0] = new EmployeeData();
-		Employees[1] = new EmployeeData();
-		Employees[2] = new EmployeeData();
-		Employees[3] = new EmployeeData();
-		Employees[4] = new EmployeeData();
+		BaseData[] employees = new BaseData[5];
+		//		BaseData employee = new EmployeeData("10000", "山田龍也", "ヤマダタツヤ", "yamada@hoge.jp", "aaa", "10");
+		BaseData[] allData = new BaseData[11];
+		//		
 
-		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";
+		allData[0] = new EmployeeData("10000", "山田龍也", "ヤマダタツヤ", "yamada@hoge.jp", "aaa", "10");
+		allData[1] = new EmployeeData("10001", "高橋準", "タカハシジュン", "jtaka@hoge.jp", "bbb", "10");
+		allData[2] = new EmployeeData("10002", "麻枝史明", "マエダフミアキ", "fmak@hoge.jp", "ccc", "11");
+		allData[3] = new EmployeeData("10003", "丸戸章介", "マルトショウスケ", "marusyo@hoge.jp", "ddd", "12");
+		allData[4] = new EmployeeData("10004", "三宅武", "ミタケタケシ", "miya@hoge.jp", "eee", "13");
+		allData[5] = new DepartmentData("10", "役員");
+		allData[6] = new DepartmentData("11", "人事・総務部");
+		allData[7] = new DepartmentData("12", "経理");
+		allData[8] = new DepartmentData("13", "システム開発事業部");
+		allData[9] = new DepartmentData("14", "教育事業部");
+		allData[10] = new DepartmentData("15", "営業企画部");
 
-		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";
+		//		String targetDeptId = "";
+		//
+		//		for (int i = 0; i < allData.length; i++) {
+		//
+		//			if (allData[i] instanceof DepartmentData) {
+		//				DepartmentData dept = (DepartmentData) allData[i];
+		//
+		//				if (dept.getNmDepartment().equals("システム開発事業部")) {
+		//					targetDeptId = dept.getIdDepartment();
+		//					break;
+		//				}
+		//			}
+		//		}
+		//
+		//		for (int i = 0; i < allData.length; i++) {
+		//			if (allData[i] instanceof EmployeeData) {
+		//				EmployeeData emp = (EmployeeData) allData[i];
+		//				if (emp.getIdDepartment().equals(targetDeptId)) {
+		//					System.out.println(emp.getNmEmployee() + "\t" + emp.getMailAddress());
+		//				}
+		//			}
+		//		}
 
-		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";
+		//		int count = 0;
+		//		int countt = 0;
+		//		for (int i = 0; i < allData.length; i++) {
+		//			if (allData[i] instanceof EmployeeData) {
+		//				//				count++;
+		//				EmployeeData emp = (EmployeeData) allData[i];
+		//
+		//				System.out.println(emp.getMailAddress());
 
-		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";
+		//			else if (allData[i] instanceof DepartmentData) {
+		//				countt++;
+		//			}
 
-		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";
+		//		System.out.println("社員のデータ：" + count + "件");
+		//		System.out.println("部署のデータ：" + countt + "件");
 
+		//			System.out.println(allData[i]);
 
-//		System.out.println(Employees.idEmployee);
-//		System.out.println(Employees.nmEmployee);
-//		System.out.println(Employees.knEmployee);
-//		System.out.println(Employees.mailAddress);
-//		System.out.println(Employees.password);
-//		System.out.println(Employees.idDepartment);
+		//			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", "ミタケタケシ", "miya@hoge.jp", "eee", "13");
+		//			//
 
-		for (int i = 0; i < Employees.length; i++) {
-			Employees[i].showInfo();
+		//		for (int i = 0; i < employees.length; i++) {
+		//			System.out.println(allData[i]);
+		//		}
+		//		System.out.println("現在の社員データ件数：" + EmployeeData.getEmpCount() + "件");
 
+		if (allData[0] instanceof EmployeeData) {
+			EmployeeData sampleEmp = (EmployeeData) allData[0];
+			sampleEmp.setNmEmployee("");
 		}
+		if (allData[0] instanceof EmployeeData) {
+			EmployeeData sampleEmp = (EmployeeData) allData[0];
+			sampleEmp.setIdEmployee("");
 		}
 
+		//			String serchId1 = "10002";
+		//		System.out.println(serchId1 + "を検索します");
+		//		boolean bo = false;
+		//		for (int i = 0; i < employees.length; i++) {
+		//			if (((EmployeeData) employees[i]).isMatchId(serchId1)) {
+		//				bo = true;
+		//				break;
+		//			}
+		//
+		//		}
+		//		System.out.println(bo);
+		//			String serchId2 = "99999";
+		//		System.out.println(serchId2 + "を検索します");
+		//		boolean bl = false;
+		//		for (int i = 0; i < employees.length; i++) {
+		//			if (((EmployeeData) employees[i]).isMatchId(serchId2)) {
+		//				bl = true;
+		//				break;
+		//			}
+		//		}
+		//		System.out.println(bl);
+
+		//			boolean a = false;
+		//			for (int i = 0; i < employees.length; i++) {
+		//				if (((EmployeeData) employees[i]).isMatchId(input)) {
+		//					a = true;
+		//					System.out.println(employees[i]);
+		//					break;
+		//
+		//				}
+		//			}
+		//			if (!a) {
+		//				System.out.println("該当する社員が見つかりませんでした");
+		//			}
+		//			if (input.equals("0")) {
+		//				System.out.println("システムを終了します");
+		//				break;
+		//			}
+
+		//		System.out.println(employee.toCSV());
+		//		System.out.println(employee.getPrimaryKeyValue());
+	}
 }

em-oop/src/Rectangle.java

@@ -0,0 +1,17 @@
+
+public class Rectangle extends Shape{
+	private double width;
+	private double height;
+	
+	public Rectangle(double width, double height) {
+		super("四角形");
+		this.width = width;
+		this.height = height;
+	}
+	
+	@Override
+	public double area() {
+		return width * height;
+	}
+
+}

em-oop/src/Shape.java

@@ -0,0 +1,15 @@
+
+public abstract class Shape {
+	private String name;
+
+	public Shape(String name) {
+		this.name = name;
+	}
+
+	public abstract double area();
+
+	public void showInfo() {
+		System.out.println(this.name + "の面積は" + this.area() + "です");
+	}
+
+}

em-oop/src/Student.java

@@ -3,21 +3,22 @@ public class Student {
 	int studentId;
 	String name;
 	
+	static int studentCount = 0;
+	
+	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 void printProfile() {
-		System.out.println("学籍番号:" + this.studentId + " 名前:" + this.name);
+	static int getStudentCount() {
+		return studentCount;
 	}
-	//public static void main(String[] args) {
-		//Student s = new Student(1,"鈴木一郎");
-		//s.printProfile();
 	
-	//}
 	
 
 }
-