org.jboss.as.cli.impl.HeadersArgumentValueConverter Maven / Gradle / Ivy
/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, 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.Collection;
import org.jboss.as.cli.CommandContext;
import org.jboss.as.cli.CommandFormatException;
import org.jboss.as.cli.ArgumentValueConverter.DMRWithFallbackConverter;
import org.jboss.as.cli.operation.ParsedOperationRequestHeader;
import org.jboss.as.cli.operation.impl.DefaultCallbackHandler;
import org.jboss.as.cli.parsing.DefaultParsingState;
import org.jboss.as.cli.parsing.ParserUtil;
import org.jboss.as.cli.parsing.operation.HeaderListState;
import org.jboss.dmr.ModelNode;
/**
*
* @author Alexey Loubyansky
*/
public final class HeadersArgumentValueConverter extends DMRWithFallbackConverter {
public static final HeadersArgumentValueConverter INSTANCE = new HeadersArgumentValueConverter();
private final DefaultCallbackHandler callback = new DefaultCallbackHandler();
private final DefaultParsingState initialState = new DefaultParsingState("INITIAL_STATE");
{
initialState.enterState('{', HeaderListState.INSTANCE);
}
@Override
protected ModelNode fromNonDMRString(CommandContext ctx, String value) throws CommandFormatException {
callback.reset();
ParserUtil.parse(value, callback, initialState);
final Collection headers = callback.getHeaders();
if(headers.isEmpty()) {
throw new CommandFormatException("'" + value +
"' doesn't follow format {[rollout server_group_list [rollback-across-groups];] (=;)*}");
}
final ModelNode node = new ModelNode();
for(ParsedOperationRequestHeader header : headers) {
header.addTo(ctx, node);
}
return node;
}
}