001 /* 002 * Copyright (C) 2010 eXo Platform SAS. 003 * 004 * This is free software; you can redistribute it and/or modify it 005 * under the terms of the GNU Lesser General Public License as 006 * published by the Free Software Foundation; either version 2.1 of 007 * the License, or (at your option) any later version. 008 * 009 * This software is distributed in the hope that it will be useful, 010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 012 * Lesser General Public License for more details. 013 * 014 * You should have received a copy of the GNU Lesser General Public 015 * License along with this software; if not, write to the Free 016 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 017 * 02110-1301 USA, or see the FSF site: http://www.fsf.org. 018 */ 019 020 package org.crsh.term.console; 021 022 import java.io.IOException; 023 024 /** 025 * The console writer controls the output as seen by the client of the console. 026 * It never changes the console internal state. 027 * 028 * @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a> 029 * @version $Revision$ 030 */ 031 public abstract class ConsoleWriter { 032 033 /** 034 * Write a char sequence to the output. 035 * 036 * @param s the char sequence 037 * @throws IOException any io exception 038 */ 039 public abstract void write(CharSequence s) throws IOException; 040 041 /** 042 * Write a single char to the output. 043 * 044 * @param c the char to write 045 * @throws IOException any io exception 046 */ 047 public abstract void write(char c) throws IOException; 048 049 }