mainConnection.java

package database;

import java.nio.charset.StandardCharsets;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.sql.Connection;
import java.sql.DriverManager;

public class mainConnection {
	public static void main(String[] args ) throws Exception {
		//getConnection();
	}

	public static Connection getConnection() throws Exception{
		try {
			String driver = "com.mysql.cj.jdbc.Driver";
			String url = "jdbc:mysql://localhost:3306/spmproject?serverTimezone=UTC";
			String username = "root";
			String password = "";
			Class.forName(driver);

			Connection conn = DriverManager.getConnection(url,username,password);
			System.out.println("Connected");
			return conn;
		} catch (Exception e) {
			System.out.println(e);
		}
		return null;
	}

    public static String hash(String password) throws NoSuchAlgorithmException {

	        MessageDigest md = MessageDigest.getInstance("MD5");
	        byte[] hashInBytes = md.digest(password.getBytes(StandardCharsets.UTF_8));

	        StringBuilder sb = new StringBuilder();
	        for (byte b : hashInBytes) {
	            sb.append(String.format("%02x", b));
	        }
	        return(sb.toString());

	 }
}