提出物です

.classpath

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="src" path="src"/>
+	<classpathentry kind="lib" path="lib/mysql-connector-java-8.0.23.jar"/>
+	<classpathentry kind="lib" path="実行例/DAO_Simple.jar"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>

.gitignore

@@ -0,0 +1 @@
+/bin/

.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>em-jdbc</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.wst.validation.validationbuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.wst.jsdt.core.jsNature</nature>
+	</natures>
+</projectDescription>

.settings/.jsdtscope

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="con" path="org.eclipse.wst.jsdt.launching.baseBrowserLibrary"/>
+	<classpathentry kind="src" path=""/>
+	<classpathentry kind="output" path=""/>
+</classpath>

.settings/org.eclipse.wst.jsdt.ui.superType.container

@@ -0,0 +1 @@
+org.eclipse.wst.jsdt.launching.JRE_CONTAINER

.settings/org.eclipse.wst.jsdt.ui.superType.name

@@ -0,0 +1 @@
+Global

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 {
+	public List<EmployeeDTO> selectAll() throws SQLException, ClassNotFoundException {
-		List<String> rtnList = new ArrayList<>();
+		List<EmployeeDTO> rtnList = new ArrayList<>();
 		StringBuilder sql = new StringBuilder();
 		sql.append(" SELECT ");
 		sql.append("    " + "*");
@@ -60,12 +61,47 @@ 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);
+			DbUtil.closestatement(this.stmt);
 		}
 		return rtnList;
 	}
 
+	public List<EmployeeDTO> selectById(int id_employee) throws SQLException, ClassNotFoundException {
+		List<EmployeeDTO> rtnList2 = new ArrayList<>();
+		StringBuilder sql = new StringBuilder();
+		sql.append(" SELECT ");
+		sql.append("    " + "*");
+		sql.append(" FROM ");
+		sql.append("    " + TBL_NAME);
+		sql.append(" WHERE " + ID_EMPLOYEE+ "=?");
+		try {
+
+			this.stmt = con.prepareStatement(sql.toString());
+			rs = stmt.executeQuery();
+			while (rs.next()) {
+				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"));
+				rtnList2.add(dto);
+			}
+		} finally {
+			DbUtil.closestatement(this.stmt);
+		}
+		return rtnList2;
+	}
+
 }

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");
@@ -86,10 +87,15 @@ public class Main {
 			case "1":
 				empList = empDao.selectAll();
 				break;
+			case "2":
+				System.out.println("IDを入力してください");
+				
+				empList = empDao.selectById(tblFlg);
+				break;
 			default:
 				return;
 			}
-			for (String emp : empList) {
+			for (EmployeeDTO emp : empList) {
 				System.out.println(emp);
 			}
 		} finally {

src/com/rhizome/example/util/DbUtil.java

@@ -1,6 +1,9 @@
 package com.rhizome.example.util;
 
 import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.SQLException;
 
 public class DbUtil {
 	// 定数定義（共通）
@@ -41,7 +44,11 @@ public class DbUtil {
 	 * 				  生成されたConnectionを返却する
 	 * 				  ※Connection生成には上記の定数を活用してください
 	 */
-
+	public static Connection getConnection() throws SQLException {
+		//データベースの接続
+		con = DriverManager.getConnection(DB_URL, DB_USER, DB_PASS);
+		return con;
+	}
 
 	/*
 	 * TODO 以下の仕様でメソッドを作成してください。
@@ -53,6 +60,12 @@ public class DbUtil {
 	 * 処理			：引数のDBステートメントがnullでない場合、そのDBステートメントをクローズする
 	 */
 
+	public static void closestatement(PreparedStatement stmt) throws SQLException {
+		if (!stmt.equals(null)) {
+			//DBステートメントを閉じる
+			stmt.close();
+		}
+	}
 
 	/*
 	 * TODO 以下の仕様でメソッドを作成してください。
@@ -63,6 +76,9 @@ public class DbUtil {
 	 * 例外			：SQLException
 	 * 処理			：引数のコネクションがnullでない場合、そのコネクションを切断する
 	 */
-
+	public static void closeConnection(Connection con) throws SQLException {
-
+		if (!con.equals(null)) {
+			con.close();
+		}
+	}
 }