From 54565e447298061937433a3d2e248a19baf6f7c9 Mon Sep 17 00:00:00 2001
From: o-matsuda <26-o-matsuda-stellatecnica@it-college.co.jp>
Date: Wed, 30 Sep 2026 13:20:01 +0900
Subject: [PATCH] =?UTF-8?q?=E6=AE=B5=E9=9A=8E=EF=BC=93=E5=AE=8C=E4=BA=86?=
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---
 src/com/rhizome/example/dao/EmployeeDAO.java | 37 ++++++++++++++++++++
 src/com/rhizome/example/main/Main.java       |  5 +++
 2 files changed, 42 insertions(+)

diff --git a/src/com/rhizome/example/dao/EmployeeDAO.java b/src/com/rhizome/example/dao/EmployeeDAO.java
index 4eb953a..36c9fcb 100644
--- a/src/com/rhizome/example/dao/EmployeeDAO.java
+++ b/src/com/rhizome/example/dao/EmployeeDAO.java
@@ -77,4 +77,41 @@ public class EmployeeDAO {
 		return rtnList;
 	}
 
+	public List<EmployeeDTO> selectByld(int id) throws SQLException {
+		List<EmployeeDTO> rtnList = new ArrayList<>();
+		StringBuilder sql = new StringBuilder();
+		//社員テーブルから指定された社員IDに一致するデータを取得
+		sql.append(" SELECT ");
+		sql.append("    " + "*");
+		sql.append(" FROM ");
+		sql.append("    " + TBL_NAME);
+		sql.append(" WHERE ");
+		sql.append("    " + ID_EMPLOYEE);
+		sql.append("     =     ");
+		sql.append("    " + id);
+
+		try {
+			this.stmt = con.prepareStatement(sql.toString());
+			rs = stmt.executeQuery();
+			//DBのカラムをリストに追加
+			while (rs.next()) {
+				EmployeeDTO dto = new EmployeeDTO();
+				dto.setEmpid(rs.getInt(ID_EMPLOYEE));
+				dto.setName(rs.getString(NM_EMPLOYEE));
+				dto.setKana(rs.getString(KN_EMPLOYEE));
+				dto.setMail(rs.getString(MAIL_ADDRESS));
+				dto.setPass(rs.getString(PASSWORD));
+				dto.setDepid(rs.getInt(ID_DEPARTMENT));
+				rtnList.add(dto);
+			}
+		} finally {
+			DbUtil.closeStatement(this.stmt);
+		}
+		if (rtnList.size() == 0) {
+			System.out.println("入力された値で情報が見つかりませんでした");
+		}
+		return rtnList;
+
+	}
+
 }
diff --git a/src/com/rhizome/example/main/Main.java b/src/com/rhizome/example/main/Main.java
index 26bee26..df17f97 100644
--- a/src/com/rhizome/example/main/Main.java
+++ b/src/com/rhizome/example/main/Main.java
@@ -87,6 +87,11 @@ public class Main {
 			case "1":
 				empList = empDao.selectAll();
 				break;
+			case "2":
+				System.out.println("IDを入力してください");
+				int id =sc.nextInt();
+				empList = empDao.selectByld(id);
+				break;
 			default:
 				return;
 			}