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/*
 * Copyright (c) 2016 Oracle and/or its affiliates. All rights reserved. This
 * code is released under a tri EPL/GPL/LGPL license. You can use it,
 * redistribute it and/or modify it under the terms of the:
 *
 * Eclipse Public License version 1.0
 * GNU General Public License version 2
 * GNU Lesser General Public License version 2.1
 */
package org.jruby.truffle.tools.simpleshell;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.PrintWriter;

public class StandardShellInterface implements ShellInterface {

    private final BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
    private final PrintWriter writer = new PrintWriter(System.out);

    @Override
    public String readLine(String prompt) throws IOException {
        System.out.print(prompt);
        System.out.flush();
        return reader.readLine();
    }

    @Override
    public PrintWriter getWriter() {
        return writer;
    }

}