/*
* JBoss, Home of Professional Open Source
* Copyright 2011, Red Hat, Inc., and individual contributors
* by the @authors tag. See the copyright.txt 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.forge.shell.plugins.builtin;
import java.util.Queue;
import javax.inject.Inject;
import org.jboss.forge.shell.command.parser.Tokenizer;
import org.jboss.forge.shell.spi.CommandInterceptor;
/**
* Responsible for converting aliases into full commands.
*
* @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*
*/
public class AliasInterceptor implements CommandInterceptor
{
@Inject
private AliasRegistry registry;
@Override
public String intercept(String line)
{
Queue<String> tokens = new Tokenizer().tokenize(line);
String first = tokens.peek();
if (registry.hasAlias(first))
{
line = line.replaceFirst(first, registry.getAlias(first));
}
return line;
}
}