001 /*
002 * Copyright (C) 2012 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.cli.impl.invocation;
021
022 import org.crsh.cli.SyntaxException;
023
024 import java.lang.reflect.Type;
025
026 /** @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a> */
027 public abstract class CommandInvoker<C> {
028
029 public abstract Class<?> getReturnType();
030
031 public abstract Type getGenericReturnType();
032
033 public abstract Class<?>[] getParameterTypes();
034
035 public abstract Type[] getGenericParameterTypes();
036
037 public final Object invoke(C command) throws InvocationException, SyntaxException {
038 return invoke(Resolver.EMPTY, command);
039 }
040
041 public abstract Object invoke(Resolver resolver, C command) throws InvocationException, SyntaxException;
042
043 }