1日目

.classpath

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
+	<classpathentry kind="src" path="src/main/java"/>
+	<classpathentry kind="output" path="build/classes"/>
+</classpath>

.gitignore

@@ -0,0 +1 @@
+/build/

.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>em-oop</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.wst.common.project.facet.core.builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>

.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,9 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
+org.eclipse.jdt.core.compiler.compliance=21
+org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
+org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
+org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
+org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
+org.eclipse.jdt.core.compiler.release=enabled
+org.eclipse.jdt.core.compiler.source=21

.settings/org.eclipse.wst.common.project.facet.core.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<faceted-project>
+  <installed facet="java" version="21"/>
+</faceted-project>

CUI_20261014_ishikawa.java

@@ -1,58 +0,0 @@
-
-public class CUI_20261014 {
-
-	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];
-		
-		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";
-		
-		for(int i = 0; i < 5; i++) {
-			employees[i].showInfo();
-		}
-		
-		System.out.println("10002 を検索します");
-		for(int i = 0; i < 5; ) {
-			
-		}
-	}
-
-}

EmployeeData2026_1014_ishikawa.java

@@ -1,15 +0,0 @@
-
-public class EmployeeData {
-	String idEmployee;
-	String nmEmployee;
-	String knEmployee;
-	String mailAddress;
-	String password;
-	String idDepartment;
-	
-	
-	public void showInfo() {
-		System.out.println(this.idEmployee + "\t" + this.nmEmployee + "\t" + this.knEmployee + "\t" + 
-	this.mailAddress + "\t" + this.password + "\t" + this.idDepartment);
-	}
-}

src/main/java/BasicCheck1.java

@@ -0,0 +1,17 @@
+
+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.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);
+	}
+
+}

src/main/java/BasicCheck2.java

@@ -0,0 +1,13 @@
+
+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();
+	}
+
+}

src/main/java/BasicCheck3.java

@@ -0,0 +1,35 @@
+
+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[0].name = "ノート";
+		items[0].price = 120;		
+		items[0].stock = 50;
+		
+
+		items[1] = new Item();
+		items[1].name = "消しゴム";
+		items[1]	.price = 80;
+		items[1].stock = 30;
+		
+
+		items[2] = new Item();
+		items[2].name = "鉛筆";
+		items[2].price = 60;
+		items[2].stock = 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 );
+        }
+		
+	}
+
+}

src/main/java/Book.java

@@ -0,0 +1,6 @@
+
+public class Book {
+	String title;
+	String author;
+	int price;
+}

src/main/java/CUI_20261014.java

@@ -1,58 +0,0 @@
-
-public class CUI_20261014 {
-
-	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];
-		
-		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";
-		
-		for(int i = 0; i < 5; i++) {
-			employees[i].showInfo();
-		}
-		
-		System.out.println("10002 を検索します");
-		for(int i = 0; i < 5; ) {
-			
-		}
-	}
-
-}

src/main/java/EmployeeData.java

@@ -1,5 +1,5 @@
 
-public class EmployeeData {
+	public class EmployeeData {
 		String idEmployee;
 		String nmEmployee;
 		String knEmployee;
@@ -8,8 +8,9 @@ public class EmployeeData {
 		String idDepartment;
 
 
-	public void showInfo() {
-		System.out.println(this.idEmployee + "\t" + this.nmEmployee + "\t" + this.knEmployee + "\t" + 
-	this.mailAddress + "\t" + this.password + "\t" + this.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);
        }
+
 }

src/main/java/Item.java

@@ -0,0 +1,10 @@
+
+public class Item {
+String name;
+int price;
+int stock;
+
+public void sell(int amount) {
+this.stock = this.stock - amount;
+}
+}

src/main/java/Main.java

@@ -0,0 +1,54 @@
+
+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];
+		
+		 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";
+		
+	     for (int i = 0; i < employees.length; i++) {
+	            employees[i].showInfo();
+		
+	}
+
+}
+}

src/main/java/Student.java

@@ -0,0 +1,11 @@
+
+public class Student {
+
+	int studentId;
+	String name;
+	
+	
+	public void printProfile() {
+		System.out.println("学籍番号:"+this.studentId+" 名前:"+this.name);
+	}
+}