段階３完了

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;
+
+	}
+
 }

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;
 			}