/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This 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 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.cli.handlers;
import java.util.List;
import org.jboss.as.cli.CommandContext;
import org.jboss.as.cli.CommandFormatException;
import org.jboss.as.cli.CommandHistory;
import org.jboss.as.cli.impl.ArgumentWithoutValue;
import org.jboss.as.cli.operation.ParsedCommandLine;
/**
*
* @author Alexey Loubyansky
*/
public class HistoryHandler extends CommandHandlerWithHelp {
private final ArgumentWithoutValue clear;
private final ArgumentWithoutValue disable;
private final ArgumentWithoutValue enable;
public HistoryHandler() {
this("history");
}
public HistoryHandler(String command) {
super(command);
clear = new ArgumentWithoutValue(this, "--clear");
clear.setExclusive(true);
disable = new ArgumentWithoutValue(this, "--disable");
disable.setExclusive(true);
enable = new ArgumentWithoutValue(this, "--enable");
enable.setExclusive(true);
}
@Override
protected void doHandle(CommandContext ctx) throws CommandFormatException {
ParsedCommandLine args = ctx.getParsedCommandLine();
if(!args.hasProperties()) {
printHistory(ctx);
return;
}
if(clear.isPresent(args)) {
ctx.getHistory().clear();
} else if(disable.isPresent(args)) {
ctx.getHistory().setUseHistory(false);
} else if(enable.isPresent(args)) {
ctx.getHistory().setUseHistory(true);
} else {
throw new CommandFormatException("Unexpected argument '" + ctx.getArgumentsString() + '\'');
}
}
private static void printHistory(CommandContext ctx) {
CommandHistory history = ctx.getHistory();
List<String> list = history.asList();
for(String cmd : list) {
ctx.printLine(cmd);
}
ctx.printLine("(The history is currently " + (history.isUseHistory() ? "enabled)" : "disabled)"));
}
}