/**
* This file is part of CloudML [ http://cloudml.org ]
*
* Copyright (C) 2012 - SINTEF ICT
* Contact: Franck Chauvel <franck.chauvel@sintef.no>
*
* Module: root
*
* CloudML is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of
* the License, or (at your option) any later version.
*
* CloudML 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General
* Public License along with CloudML. If not, see
* <http://www.gnu.org/licenses/>.
*/
package org.cloudml.ui.shell.terminal;
import java.util.List;
import org.cloudml.ui.shell.commands.ShellCommand;
import org.cloudml.ui.shell.configuration.Command;
import org.cloudml.ui.shell.configuration.Usage;
import static org.cloudml.ui.shell.terminal.Message.*;
import static org.cloudml.ui.shell.terminal.Color.*;
/**
* Format the messages before delegating to another output device
*/
public class Formatter implements OutputDevice {
private final OutputDevice delegate;
public Formatter(OutputDevice delegate) {
this.delegate = delegate;
}
public void showHistory(List<ShellCommand> history) {
print(format("Last commands:").eol());
for (int i = 1; i <= history.size(); i++) {
print(format(" %03d: %s", i, history.get(i-1)).eol());
}
}
public void showHelp(List<Command> commands) {
print(format("Available commands:").eol());
for (Command eachCommand: commands) {
print(format(" - %s", eachCommand.getSyntax()).eol());
}
}
public void showHelp(Command command) {
if (command == null) {
print(format("No related command.").eol());
} else {
print(format(command.getSyntax()).eol());
print(format(command.getDescription()).eol());
for (Usage eachExample: command.getExamples()) {
print(format(" - %s ", eachExample.getSyntax()).eol());
print(format(" %s ", eachExample.getDescription()).eol());
}
}
}
public void info(Message message) {
print(message);
}
public void success() {
print(format("OK").in(GREEN).eol());
}
public void error(Message message) {
print(message.prepend("Error: ").in(RED));
}
public void print(Message message) {
delegate.print(message);
}
}