20261020

.classpath

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+<?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

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+/build/

.project

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+<?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

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+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

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

src/main/java/BaseDate.java

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+
+public abstract class BaseDate {
+	
+	public abstract String toString();
+	public abstract String toCSV();
+	public abstract String getPrimaryKeyValue();
+}

src/main/java/EmployeeData.java

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+public class EmployeeData extends BaseDate {
+	
+	//フィールドの宣言
+	//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;
+	
+	public static int empCount;
+	
+	
+	//ゲッターとセッター
+	public String getIdEmployee() {
+		return idEmployee;
+	}
+
+	public void setIdEmployee(String idEmployee) {
+		this.idEmployee = idEmployee;
+	}
+
+
+	public String getNmEmployee() {
+		return nmEmployee;
+	}
+
+
+	public void setNmEmployee(String nmEmployee) {			
+				
+		if(nmEmployee == null) {
+			System.out.println("社員名が空のため設定できませんでした");
+		
+		} else {
+			this.nmEmployee = nmEmployee;
+		}
+	
+		//文字列前後の空白を取り除く
+		String trimmednmEmployee = nmEmployee.trim();
+		//文字列の長さを調べる
+		int count = trimmednmEmployee.length();
+		
+		if(count == 0) {
+			System.out.println("社員名が空のため設定できませんでした");
+		}else {
+			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) {
+		if(idDepartment == null) {
+			System.out.println("社員IDが空のため設定できませんでした");
+		
+		} else {
+			this.idDepartment = idDepartment;
+		}
+	
+		//文字列前後の空白を取り除く
+		String trimmednmEmployee = nmEmployee.trim();
+		//文字列の長さを調べる
+		int count = trimmednmEmployee.length();
+		
+		if(count == 0) {
+			System.out.println("社員IDがのため設定できませんでした");
+		}else {
+			this.idDepartment = idDepartment;
+		}
+	}
+	
+	
+
+	public static int getEmpCount() {
+		return empCount;
+	}
+
+	public static void setEmpCount(int empCount) {
+		EmployeeData.empCount = empCount ++;
+	}
+	
+
+	//コンストラクタの作成
+	public EmployeeData() {
+		
+	}
+	
+	public EmployeeData(String idEmployee, String nmEmployee, String knEmployee, String mailAddress, String password, String idDepartment, int empCount) {
+		this.setIdEmployee(idEmployee);
+		this.setNmEmployee(nmEmployee);
+		this.setKnEmployee(knEmployee);
+		this.setMailAddress(mailAddress);
+		this.setPassword(password);
+		this.setIdDepartment(idDepartment);
+		this.setEmpCount(empCount);
+
+		
+	}
+	
+	
+	//メソッドの作成
+	
+	@Override public String toString() {
+
+		return (getIdEmployee() +"\t"+ getNmEmployee() +"\t"+ getKnEmployee() +"\t"+  getMailAddress() +"\t"+ getPassword() +"\t"+ getIdDepartment());
+		
+	}
+	
+	static int EmpCount() {
+		return getEmpCount();
+	}
+	
+	@Override public String toCSV(){
+		return (getIdEmployee() +","+ getNmEmployee() +","+ getKnEmployee() +","+  getMailAddress() +","+ getPassword() +","+ getIdDepartment());
+	}
+	
+	@Override public String getPrimaryKeyValue() {
+		return idEmployee;
+	}
+
+}
+	
+
+

src/main/java/em_oop_20261014.java

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+public class em_oop_20261014 {
+
+	public static void main(String[] args) {
+		// TODO 自動生成されたメソッド・スタブ
+		
+		
+		//インスタンスの生成
+		EmployeeData[] employees = new EmployeeData[5];
+		
+		employees[0] = new EmployeeData("10000", "山田達也", "ヤマダタツヤ","yamada@hoge.jp" ,"aaa", "10",0);
+		employees[1] = new EmployeeData("10001","高橋準","タカハシジュン","jtaka@hoge.jp","bbb","10",1);
+		employees[2] = new EmployeeData("10002","麻枝史明","マエダフミアキ","fmak@hoge.jp","ccc","11",2);
+		employees[3] = new EmployeeData("10003","丸戸章介","マルトショウスケ","marusyo@hoge.jp","ddd","12",3);
+		employees[4] = new EmployeeData("10004","三宅武","ミヤケタケシ","miya@hoge.jp","eee","13",4);
+		
+		
+		//呼び出し
+		System.out.println(employees[0]);
+		System.out.println(employees[1]);
+		System.out.println(employees[2]);
+		System.out.println(employees[3]);
+		System.out.println(employees[4]);
+		
+	
+		
+		System.out.println("現在の社員データ件数：" + employees.length);
+		
+		//employees.toCSV();
+		//employees.getPrimaryKeyValue();
+		
+	}
+}