public class DBClose {
public static void close(Statement stmt, Connection conn, ResultSet rs) {
try {
if (stmt != null) {
stmt.close();
}
if (conn != null) {
conn.close();
}
if(rs != null) {
rs.close();
}
} catch (SQLException e) {
e.printStackTrace();
}
}
}
public class DBConnection {
public static void initConect() {
try {
Class.forName("oracle.jdbc.driver.OracleDriver");
System.out.println("Driver Loading Success");
} catch (ClassNotFoundException e) {
e.printStackTrace();
}
}
public static Connection makeConnection() {
Connection conn = null;
try {
conn = DriverManager.getConnection("jdbc:oracle:thin:@127.0.0.1:1521:xe", "hr", "hr");
System.out.println("DB Connection Success");
} catch (SQLException e) {
e.printStackTrace();
}
return conn;
}
}
Connection conn = null; // DB 정보
PreparedStatement psmt = null; // sql query
ResultSet rs = null; // result value
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