/*
* 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.impl;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import org.jboss.as.cli.CommandArgument;
import org.jboss.as.cli.CommandContext;
import org.jboss.as.cli.CommandHandler;
import org.jboss.as.cli.CommandRegistry;
import org.jboss.as.cli.operation.OperationCandidatesProvider;
import org.jboss.as.cli.operation.OperationRequestAddress;
/**
*
* @author Alexey Loubyansky
*/
public class CommandCandidatesProvider implements OperationCandidatesProvider {
private final CommandRegistry registry;
public CommandCandidatesProvider(CommandRegistry registry) {
if(registry == null) {
throw new IllegalArgumentException("Command registry can't be null.");
}
this.registry = registry;
}
@Override
public List<String> getNodeNames(CommandContext ctx, OperationRequestAddress prefix) {
return Collections.emptyList();
}
@Override
public List<String> getNodeTypes(CommandContext ctx, OperationRequestAddress prefix) {
return Collections.emptyList();
}
@Override
public List<String> getOperationNames(CommandContext ctx, OperationRequestAddress prefix) {
final List<String> commands = new ArrayList<String>();
for(String command : registry.getTabCompletionCommands()) {
CommandHandler handler = registry.getCommandHandler(command);
if(handler.isAvailable(ctx)) {
commands.add(command);
}
}
return commands;
}
@Override
public Collection<CommandArgument> getProperties(CommandContext ctx, String operationName, OperationRequestAddress address) {
CommandHandler handler = registry.getCommandHandler(operationName);
if(handler == null) {
return Collections.emptyList();
}
return handler.getArguments(ctx);
}
}