BasicSolver.java

/* Copyright 2015 Laurent COCAULT
 * Licensed to Laurent COCAULT under one or more contributor license agreements.
 * See the NOTICE file distributed with this work for additional information
 * regarding copyright ownership. Laurent COCAULT licenses this file to You
 * under the Apache License, Version 2.0 (the "License"); you may not use this
 * file except in compliance with the License.  You may obtain a copy of the
 * License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.csp.constraint.solver;

import org.csp.constraint.model.Value;
import org.csp.constraint.model.Variable;

public class BasicSolver<T> extends Solver<T> {

    /**
     * Constructor of the basic solver.
     * @param problem
     *            Problem to solve
     */
    public BasicSolver(final Problem<T> problem) {
        super(problem);
    }

    /**
     * {@inheritDoc}
     */
    @Override
    protected Value<T> selectValue(final Variable<T> variable) {
        return variable.getFirstValue();
    }

    /**
     * {@inheritDoc}
     */
    @Override
    protected Variable<T> selectVariableToBind() {
        return getProblem().getFirstUnboundVariable();
    }
}