/*
* Copyright (C) 2012 eXo Platform SAS.
*
* 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.crsh.lang.spi;
import org.crsh.shell.impl.command.ShellSession;
import org.crsh.shell.impl.command.spi.CommandException;
import java.util.Set;
/**
*
*
* @author Julien Viet
*/
public interface Compiler {
/**
* Returns the set of extensions managed by this implementation.
*
* @return the set of extensions, for instance ("groovy")
*/
Set<String> getExtensions();
/**
* Compile a command..
*
* @param name the command name
* @param source the command source @return the command or null if no command can be resolved
* @throws org.crsh.shell.impl.command.spi.CommandException when the command exists but cannot be created
* @throws NullPointerException if the command name is null
*/
CommandResolution compileCommand(String name, byte[] source) throws CommandException, NullPointerException;
//
String doCallBack(ShellSession session, String name, String defaultValue);
}