From ed98c7c3380e6f641e9b9f8eaa99a9b6dc094a26 Mon Sep 17 00:00:00 2001
From: s-sakiyama <26-m-s-stella-tecnica@it-college.jp>
Date: Wed, 16 Sep 2026 16:48:57 +0900
Subject: [PATCH] =?UTF-8?q?9=E6=AE=B5=E9=9A=8E=E7=9B=AE=EF=BC=88=E9=83=A8?=
 =?UTF-8?q?=E7=BD=B2=E5=90=8D=E3=81=8B=E3=82=89=E7=A4=BE=E5=93=A1=E3=82=92?=
 =?UTF-8?q?=E6=A4=9C=E7=B4=A2=E3=81=99=E3=82=8B=E9=9B=86=E8=A8=88=E3=83=97?=
 =?UTF-8?q?=E3=83=AD=E3=82=B0=E3=83=A9=E3=83=A0=E3=82=92=E4=BD=9C=E3=82=8D?=
 =?UTF-8?q?=E3=81=86=EF=BC=89?=
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---
 em-oop/src/Main.java | 45 +++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 40 insertions(+), 5 deletions(-)

diff --git a/em-oop/src/Main.java b/em-oop/src/Main.java
index e21ee99..b8c7fc3 100644
--- a/em-oop/src/Main.java
+++ b/em-oop/src/Main.java
@@ -138,15 +138,42 @@ public class Main {
 		System.out.println();
 
 		Scanner scanner = new Scanner(System.in);
+
+		while (true) {
+			System.out.println("検索したい部署名を入力してください（終了する場合は0）");
+			System.out.print(">>>>");
+			String searchDeptNm = scanner.nextLine();
+			String searchDeptId = "";
+			if (endChack(searchDeptNm))
+				break;
+			for (BaseData data : allData) {
+				if (data instanceof DepartmentData) {
+					if (((DepartmentData) data).getNmDepartment().equals(searchDeptNm)) {
+						searchDeptId = ((DepartmentData) data).getIdDepartment();
+					}
+				}
+			}
+			if (searchDeptId.equals("")) {
+				System.out.println("該当する部署が見つかりませんでした");
+				continue;
+			}
+			for (BaseData data : allData) {
+				if (data instanceof EmployeeData) {
+					if (((EmployeeData) data).getIdDepartment().equals(searchDeptId)) {
+						System.out.println(
+								((EmployeeData) data).getNmEmployee() + "\t" + ((EmployeeData) data).getMailAddress());
+					}
+				}
+			}
+			System.out.println();
+		}
+
 		while (true) {
 			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）");
 			System.out.print(">>>>");
 			String findId = scanner.nextLine();
-			if (findId.equals("0")) {
-				System.out.println("システムを終了します");
-				return;
-			}
-
+			if (endChack(findId))
+				break;
 			boolean matchFlag = false;
 
 			for (BaseData e : employees) {
@@ -164,4 +191,12 @@ public class Main {
 
 	}
 
+	static boolean endChack(String input) {
+		if (input.equals("0")) {
+			System.out.println("システムを終了します");
+			return true;
+		}
+		return false;
+	}
+
 }