From 1c04363bb712d0ba2c5a014c4167310b66071cae Mon Sep 17 00:00:00 2001 From: m-endo <26-s-i-tm-nets@it-college.jp> Date: Wed, 30 Sep 2026 13:37:36 +0900 Subject: [PATCH] =?UTF-8?q?2=E6=AE=B5=E9=9A=8E=E7=9B=AE=E5=AE=8C=E4=BA=86?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .classpath | 8 +++ .gitignore | 1 + .project | 23 +++++++ .settings/.jsdtscope | 7 +++ ...rg.eclipse.wst.jsdt.ui.superType.container | 1 + .../org.eclipse.wst.jsdt.ui.superType.name | 1 + src/com/rhizome/example/dao/EmployeeDAO.java | 15 ++++- src/com/rhizome/example/dto/EmployeeDTO.java | 61 +++++++++++++++++++ src/com/rhizome/example/main/Main.java | 5 +- src/com/rhizome/example/util/DbUtil.java | 23 ++++++- 10 files changed, 137 insertions(+), 8 deletions(-) create mode 100644 .classpath create mode 100644 .gitignore create mode 100644 .project create mode 100644 .settings/.jsdtscope create mode 100644 .settings/org.eclipse.wst.jsdt.ui.superType.container create mode 100644 .settings/org.eclipse.wst.jsdt.ui.superType.name create mode 100644 src/com/rhizome/example/dto/EmployeeDTO.java diff --git a/.classpath b/.classpath new file mode 100644 index 0000000..8ddd4c7 --- /dev/null +++ b/.classpath @@ -0,0 +1,8 @@ + + + + + + + + diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..ae3c172 --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +/bin/ diff --git a/.project b/.project new file mode 100644 index 0000000..ccaa13e --- /dev/null +++ b/.project @@ -0,0 +1,23 @@ + + + em-jdbc + + + + + + org.eclipse.wst.validation.validationbuilder + + + + + org.eclipse.jdt.core.javabuilder + + + + + + org.eclipse.jdt.core.javanature + org.eclipse.wst.jsdt.core.jsNature + + diff --git a/.settings/.jsdtscope b/.settings/.jsdtscope new file mode 100644 index 0000000..cca691f --- /dev/null +++ b/.settings/.jsdtscope @@ -0,0 +1,7 @@ + + + + + + + diff --git a/.settings/org.eclipse.wst.jsdt.ui.superType.container b/.settings/org.eclipse.wst.jsdt.ui.superType.container new file mode 100644 index 0000000..49c8cd4 --- /dev/null +++ b/.settings/org.eclipse.wst.jsdt.ui.superType.container @@ -0,0 +1 @@ +org.eclipse.wst.jsdt.launching.JRE_CONTAINER \ No newline at end of file diff --git a/.settings/org.eclipse.wst.jsdt.ui.superType.name b/.settings/org.eclipse.wst.jsdt.ui.superType.name new file mode 100644 index 0000000..11006e2 --- /dev/null +++ b/.settings/org.eclipse.wst.jsdt.ui.superType.name @@ -0,0 +1 @@ +Global \ No newline at end of file diff --git a/src/com/rhizome/example/dao/EmployeeDAO.java b/src/com/rhizome/example/dao/EmployeeDAO.java index ef63c49..a37140a 100644 --- a/src/com/rhizome/example/dao/EmployeeDAO.java +++ b/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 selectAll() throws SQLException, ClassNotFoundException { - List rtnList = new ArrayList<>(); + public List selectAll() throws SQLException, ClassNotFoundException { + List rtnList = new ArrayList<>(); StringBuilder sql = new StringBuilder(); sql.append(" SELECT "); sql.append(" " + "*"); @@ -60,7 +61,15 @@ public class EmployeeDAO { this.stmt = con.prepareStatement(sql.toString()); rs = stmt.executeQuery(); while (rs.next()) { - rtnList.add(rs.getString(NM_EMPLOYEE)); + //インスタンス生成 + 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); diff --git a/src/com/rhizome/example/dto/EmployeeDTO.java b/src/com/rhizome/example/dto/EmployeeDTO.java new file mode 100644 index 0000000..addcd96 --- /dev/null +++ b/src/com/rhizome/example/dto/EmployeeDTO.java @@ -0,0 +1,61 @@ +package com.rhizome.example.dto; + +public class EmployeeDTO { + //フィールド宣言 + private Integer id_employee;//社員ID + private String nm_employee;//社員名 + private String kn_employee;//社員名カナ + private String mail_address;//メールアドレス + private String password;//パスワード + private Integer id_department;//部署ID + + //getter/setter + 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; + } + +} diff --git a/src/com/rhizome/example/main/Main.java b/src/com/rhizome/example/main/Main.java index 14fb220..a20592f 100644 --- a/src/com/rhizome/example/main/Main.java +++ b/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 empList = new ArrayList<>(); + List 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 { diff --git a/src/com/rhizome/example/util/DbUtil.java b/src/com/rhizome/example/util/DbUtil.java index d2bb82e..0ec2661 100644 --- a/src/com/rhizome/example/util/DbUtil.java +++ b/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 { + //データベースへの接続 + 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。 @@ -52,7 +59,12 @@ public class DbUtil { * 例外 ：SQLException * 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 { + //nullチェック + if (stmt != null) { + stmt.close(); + } + } /* * TODO 以下の仕様でメソッドを作成してください。 @@ -63,6 +75,11 @@ 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 { + //nullチェック + if (con != null) { + con.close(); - + } + } }