/* This file is part of the Joshua Machine Translation System.
*
* Joshua 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 library 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 library; if not, write to the Free
* Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
package joshua.decoder.chart_parser;
import java.util.ArrayList;
import java.util.List;
import joshua.decoder.hypergraph.HGNode;
/**
* Represents a list of items in the hypergraph that have the same
* left-hand side but may have different LM states.
*
* @author Zhifei Li
*/
class SuperNode {
/** Common left-hand side state. */
final int lhs;
/**
* List of hypergraph nodes, each of which has its own
* language model state.
*/
final List<HGNode> nodes;
/**
* Constructs a super item defined by a common left-hand
* side.
*
* @param lhs Left-hand side token
*/
public SuperNode(int lhs) {
this.lhs = lhs;
this.nodes = new ArrayList<HGNode>();
}
}