DisjunctDist.java

/**
  * This program (working title: MAS Prover) is an automated tableaux prover
  * for epistemic logic (S5n).
  * Copyright (C) 2007  Elske van der Vaart and Gert van Valkenhoef

  * This program is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 as published
  * by the Free Software Foundation.

  * This program 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 General Public License for more details.

  * You should have received a copy of the GNU General Public License along
  * with this program; if not, write to the Free Software Foundation, Inc.,
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */

package nl.rug.ai.mas.oops.rndcnf;

import java.util.List;
import java.util.ArrayList;
import java.util.Random;

public class DisjunctDist {
	private List<DiscreteDist> d_dist;

	public DisjunctDist(String dist) {
		this(ListParser.parseList2(dist));
	}

	public DisjunctDist(List<List<Integer>> dist) {
		d_dist = new ArrayList<DiscreteDist>();
		for (List<Integer> l : dist) {
			d_dist.add(new DiscreteDist(l));
		}
	}

	public int rndLength(Random rnd, int d) {
		DiscreteDist dist = d_dist.get(Math.min(d, d_dist.size() - 1));
		return dist.generate(rnd) + 1;
	}
}