2026_1011_3FR_Java_Kyono/em-jdbc
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必須段階実装完了

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瓦　昴世
2026-10-30 16:48:29 +09:00
parent f909550b87
commit 6493baccef
2 changed files with 69 additions and 61 deletions
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28
src/com/rhizome/example/dao/EmployeeDAO.java
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@@ -78,7 +78,8 @@ public class EmployeeDAO {
return rtnList; return rtnList;
} }
public java.util.List<EmployeeDTO> selectById​(int id) throws java.sql.SQLException, java.lang.ClassNotFoundException, java.lang.NumberFormatException { public java.util.List<EmployeeDTO> selectById​(int id)
throws java.sql.SQLException, java.lang.ClassNotFoundException, java.lang.NumberFormatException {
List<EmployeeDTO> rtnList = new ArrayList<>(); List<EmployeeDTO> rtnList = new ArrayList<>();
StringBuilder sql = new StringBuilder(); StringBuilder sql = new StringBuilder();
sql.append(" SELECT * FROM "); sql.append(" SELECT * FROM ");
@@ -129,7 +130,8 @@ public class EmployeeDAO {
} }
} }
public void empInsert​(java.lang.String name, java.lang.String kana, java.lang.String mail, java.lang.String pass, int depId) throws java.lang.NumberFormatException, java.sql.SQLException, java.lang.ClassNotFoundException{ public void empInsert​(java.lang.String name, java.lang.String kana, java.lang.String mail, java.lang.String pass,
int depId) throws java.lang.NumberFormatException, java.sql.SQLException, java.lang.ClassNotFoundException {
//List<EmployeeDTO> rtnList = new ArrayList<>(); //List<EmployeeDTO> rtnList = new ArrayList<>();
StringBuilder sql = new StringBuilder(); StringBuilder sql = new StringBuilder();
sql.append(" INSERT INTO " + TBL_NAME); sql.append(" INSERT INTO " + TBL_NAME);
@@ -153,21 +155,25 @@ public class EmployeeDAO {
} }
} }
public void empUpdate​(int id, java.lang.String name, java.lang.String kana, java.lang.String mail, java.lang.String pass, int depId) throws java.lang.ClassNotFoundException, java.sql.SQLException, java.lang.NumberFormatException{ public void empUpdate​(int id, java.lang.String name, java.lang.String kana, java.lang.String mail,
java.lang.String pass, int depId)
throws java.lang.ClassNotFoundException, java.sql.SQLException, java.lang.NumberFormatException {
StringBuilder sql = new StringBuilder(); StringBuilder sql = new StringBuilder();
sql.append(" UPDATE " + TBL_NAME + " SET "); sql.append(" UPDATE ");
sql.append(" (id_employee=?,nm_employee=?, kn_employee=?, mail_address=?, password=?, id_department=?) "); sql.append(TBL_NAME);
sql.append(" SET ");
sql.append(" nm_employee = ?, kn_employee = ?, mail_address = ?, password = ?, id_department = ? ");
sql.append(" WHERE id_employee = ? "); sql.append(" WHERE id_employee = ? ");
try { try {
this.stmt = con.prepareStatement(sql.toString()); this.stmt = con.prepareStatement(sql.toString());
this.stmt.setInt(1, id); this.stmt.setString(1, name);
this.stmt.setString(2, name); this.stmt.setString(2, kana);
this.stmt.setString(3, kana); this.stmt.setString(3, mail);
this.stmt.setString(4, mail); this.stmt.setString(4, pass);
this.stmt.setString(5, pass); this.stmt.setInt(5, depId);
this.stmt.setInt(6, depId); this.stmt.setInt(6, id);
this.stmt.executeUpdate(); this.stmt.executeUpdate();

22
src/com/rhizome/example/main/Main.java
View File

@@ -124,8 +124,6 @@ public class Main {
try { try {
String name = inputCheck("社員名", false); String name = inputCheck("社員名", false);
String kana = inputCheck("フリガナ", false); String kana = inputCheck("フリガナ", false);
String mail = inputCheck("メールアドレス", false); String mail = inputCheck("メールアドレス", false);
@@ -144,34 +142,38 @@ public class Main {
} }
public static void empUpdate() throws java.lang.NumberFormatException, java.lang.ClassNotFoundException, java.sql.SQLException{ public static void empUpdate()
throws java.lang.NumberFormatException, java.lang.ClassNotFoundException, java.sql.SQLException {
Connection con = DbUtil.getConnection(); Connection con = DbUtil.getConnection();
EmployeeDAO empDao = new EmployeeDAO(con); EmployeeDAO empDao = new EmployeeDAO(con);
try { try {
String idstr = inputCheck("ID", true); String idstr = inputCheck("ID", true);
int id = Integer.parseInt(idstr);
List<EmployeeDTO> checkList = empDao.selectById​(id);
if (checkList.size() == 0) {
System.out.println("入力された値で情報がみつかりませんでした");
return;
}
String name = inputCheck("社員名", false); String name = inputCheck("社員名", false);
String kana = inputCheck("フリガナ", false); String kana = inputCheck("フリガナ", false);
String mail = inputCheck("メールアドレス", false); String mail = inputCheck("メールアドレス", false);
String pass = inputCheck("パスワード", false); String pass = inputCheck("パスワード", false);
String depIdstr = inputCheck("部署ID", true); String depIdstr = inputCheck("部署ID", true);
int id = Integer.parseInt(idstr);
int depId = Integer.parseInt(depIdstr); int depId = Integer.parseInt(depIdstr);
System.out.println("更新が完了しました");
empDao.empUpdate​(id, name, kana, mail, pass, depId); empDao.empUpdate​(id, name, kana, mail, pass, depId);
System.out.println("更新が完了しました");
} finally { } finally {
DbUtil.closeConnection​(empDao.con); DbUtil.closeConnection​(empDao.con);
} }
} }
public static void empDelete() throws ClassNotFoundException, SQLException { public static void empDelete() throws ClassNotFoundException, SQLException {