2段階目終わりました。

src/com/rhizome/example/dao/EmployeeDAO.java

@@ -13,6 +13,7 @@ import java.sql.SQLException;
 import java.util.ArrayList;
 import java.util.List;
 
+import com.rhizome.example.dto.EmployeeDTO;
 import com.rhizome.example.util.DbUtil;
 
 public class EmployeeDAO {
@@ -48,8 +49,8 @@ public class EmployeeDAO {
 	 * @throws SQLException
 	 * @throws ClassNotFoundException
 	 */
-	public List<String> selectAll() throws SQLException, ClassNotFoundException {
-		List<String> rtnList = new ArrayList<>();
+	public List<EmployeeDTO> selectAll() throws SQLException, ClassNotFoundException {
+		List<EmployeeDTO> rtnList = new ArrayList<>();
 		StringBuilder sql = new StringBuilder();
 		sql.append(" SELECT ");
 		sql.append("    " + "*");
@@ -60,7 +61,14 @@ public class EmployeeDAO {
 			this.stmt = con.prepareStatement(sql.toString());
 			rs = stmt.executeQuery();
 			while (rs.next()) {
-				rtnList.add(rs.getString(NM_EMPLOYEE));
+				EmployeeDTO dto = new EmployeeDTO();
+				dto.setId_employee(rs.getInt("id_employee"));
+				dto.setNm_employee(rs.getString("nm_employee"));
+				dto.setKn_employee(rs.getString("kn_employee"));
+				dto.setMail_address(rs.getString("mail_address"));
+				dto.setPassword(rs.getString("password"));
+				dto.setId_department(rs.getInt("id_department"));
+				rtnList.add(dto);
 			}
 		} finally {
 			DbUtil.closestatement(this.stmt);

src/com/rhizome/example/dto/EmployeeDTO.java

@@ -0,0 +1,69 @@
+package com.rhizome.example.dto;
+
+public class EmployeeDTO {
+
+	private Integer id_employee;
+	private String nm_employee;
+	private String kn_employee;
+	private String mail_address;
+	private String password;
+	private Integer id_department;
+
+	public Integer getId_employee() {
+		return id_employee;
+	}
+
+	public void setId_employee(Integer id_employee) {
+		this.id_employee = id_employee;
+	}
+
+	public String getNm_employee() {
+		return nm_employee;
+	}
+
+	public void setNm_employee(String nm_employee) {
+		this.nm_employee = nm_employee;
+	}
+
+	public String getKn_employee() {
+		return kn_employee;
+	}
+
+	public void setKn_employee(String kn_employee) {
+		this.kn_employee = kn_employee;
+	}
+
+	public String getMail_address() {
+		return mail_address;
+	}
+
+	public void setMail_address(String mail_address) {
+		this.mail_address = mail_address;
+	}
+
+	public String getPassword() {
+		return password;
+	}
+
+	public void setPassword(String password) {
+		this.password = password;
+	}
+
+	public Integer getId_department() {
+		return id_department;
+	}
+
+	public void setId_department(Integer id_department) {
+		this.id_department = id_department;
+	}
+
+	public String toString() {
+		return id_employee + "\t"
+				+ nm_employee + "\t"
+				+ kn_employee + "\t"
+				+ mail_address + "\t"
+				+ password + "\t"
+				+ id_department;
+
+	}
+}

src/com/rhizome/example/main/Main.java

@@ -7,6 +7,7 @@ import java.util.List;
 import java.util.Scanner;
 
 import com.rhizome.example.dao.EmployeeDAO;
+import com.rhizome.example.dto.EmployeeDTO;
 import com.rhizome.example.util.DbUtil;
 
 /**
@@ -76,7 +77,7 @@ public class Main {
 	 * @throws SQLException
 	 */
 	public static void empSelect() throws ClassNotFoundException, SQLException {
-		List<String> empList = new ArrayList<>();
+		List<EmployeeDTO> empList = new ArrayList<>();
 		Connection con = DbUtil.getConnection();
 		EmployeeDAO empDao = new EmployeeDAO(con);
 		System.out.println("1:全検索 2:条件検索 それ以外:戻る");
@@ -89,7 +90,7 @@ public class Main {
 			default:
 				return;
 			}
-			for (String emp : empList) {
+			for (EmployeeDTO emp : empList) {
 				System.out.println(emp);
 			}
 		} finally {