/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.com
*
* This program is free software: you can redistribute it and/or modify it under the terms of the
* GNU Affero General Public License as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License along with this program.
* If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer;
import java.io.IOException;
/**
* Reads input from console, e.g. a password in case of database reading.
*
* @author Simon Fischer, Ingo Mierswa
*/
public class ConsoleInputHandler implements InputHandler {
@Override
public String inputPassword(String messageText) {
try {
System.out.println(messageText);
StringBuffer password = new StringBuffer();
while (true) {
char character = (char) System.in.read();
if ((character == 0x0a) || (character == 0x0d)) {
return password.toString();
}
password.append(character);
}
} catch (IOException e) {
return null;
}
}
}