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/*
 * This file is part of the OWL API.
 *
 * The contents of this file are subject to the LGPL License, Version 3.0.
 *
 * Copyright (C) 2011, The University of Manchester
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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, see http://www.gnu.org/licenses/.
 *
 *
 * Alternatively, the contents of this file may be used under the terms of the Apache License, Version 2.0
 * in which case, the provisions of the Apache License Version 2.0 are applicable instead of those above.
 *
 * Copyright 2011, University of Manchester
 *
 * Licensed 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.semanticweb.owlapi.reasoner.impl;

import java.util.Set;

import org.semanticweb.owlapi.model.OWLClass;
import org.semanticweb.owlapi.model.OWLDataProperty;
import org.semanticweb.owlapi.model.OWLNamedIndividual;
import org.semanticweb.owlapi.model.OWLObjectPropertyExpression;

/**
 * Author: Matthew Horridge

 * The University of Manchester

 * Information Management Group

 * Date: 05-Dec-2009
 */
public class NodeFactory {
	/**
	 * @return a class node
	 */
	public static DefaultNode getOWLClassNode() {
		return new OWLClassNode();
	}

	/**
	 * @param cls
	 *            a class to be included in the node
	 * @return a class node with one element
	 */
	public static DefaultNode getOWLClassNode(OWLClass cls) {
		return new OWLClassNode(cls);
	}

	/**
	 * @param clses
	 *            set of classes to be included
	 * @return a class node with some elements
	 */
	public static DefaultNode getOWLClassNode(Set clses) {
		return new OWLClassNode(clses);
	}

	/**
	 * @return the top class node
	 */
	public static DefaultNode getOWLClassTopNode() {
		return OWLClassNode.getTopNode();
	}

	/**
	 * @return the bottom class node
	 */
	public static DefaultNode getOWLClassBottomNode() {
		return OWLClassNode.getBottomNode();
	}

	/**
	 * @return an object property node
	 */
	public static DefaultNode getOWLObjectPropertyNode() {
		return new OWLObjectPropertyNode();
	}

	/**
	 * @param prop
	 *            a property to be added
	 * @return an object property node with one element
	 */
	public static DefaultNode getOWLObjectPropertyNode(
			OWLObjectPropertyExpression prop) {
		return new OWLObjectPropertyNode(prop);
	}

	/**
	 * @param properties
	 *            some properties to be added
	 * @return an object property node with some elements
	 */
	public static DefaultNode getOWLObjectPropertyNode(
			Set properties) {
		return new OWLObjectPropertyNode(properties);
	}

	/**
	 * @return the top object property node
	 */
	public static DefaultNode getOWLObjectPropertyTopNode() {
		return OWLObjectPropertyNode.getTopNode();
	}

	/**
	 * @return the bottom object property node
	 */
	public static DefaultNode getOWLObjectPropertyBottomNode() {
		return OWLObjectPropertyNode.getBottomNode();
	}

	/**
	 * @return a data property node
	 */
	public static DefaultNode getOWLDataPropertyNode() {
		return new OWLDataPropertyNode();
	}

	/**
	 * @param prop
	 *            a property to be added
	 * @return a data property node with one element
	 */
	public static DefaultNode getOWLDataPropertyNode(OWLDataProperty prop) {
		return new OWLDataPropertyNode(prop);
	}

	/**
	 * @param properties
	 *            some properties to be added
	 * @return a data property node with some elements
	 */
	public static DefaultNode getOWLDataPropertyNode(
			Set properties) {
		return new OWLDataPropertyNode(properties);
	}

	/**
	 * @return the top data property node
	 */
	public static DefaultNode getOWLDataPropertyTopNode() {
		return OWLDataPropertyNode.getTopNode();
	}

	/**
	 * @return the bottom data property node
	 */
	public static DefaultNode getOWLDataPropertyBottomNode() {
		return OWLDataPropertyNode.getBottomNode();
	}

	/**
	 * @return an individual node
	 */
	public static DefaultNode getOWLNamedIndividualNode() {
		return new OWLNamedIndividualNode();
	}

	/**
	 * @param ind
	 *            an individual to be added
	 * @return an individual node with one element
	 */
	public static DefaultNode getOWLNamedIndividualNode(
			OWLNamedIndividual ind) {
		return new OWLNamedIndividualNode(ind);
	}

	/**
	 * @param inds
	 *            some individuals to be added
	 * @return an individual node containing some individuals
	 */
	public static DefaultNode getOWLNamedIndividualNode(
			Set inds) {
		return new OWLNamedIndividualNode(inds);
	}
}