Console read Password : Java Console « Development « Java Tutorial

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2. Development
3. Java Console

import java.io.Console;
import java.sql.SQLException;

public class MainClass {
  public static void main(String[] args) throws ClassNotFoundException, SQLException {
    Console console = System.console();
    if (console == null) {
      System.err.println("sales: unable to obtain console");
      return;
    }

    String password = new String (console.readPassword ("Enter password: "));
    System.out.println(password);
  }
}