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/*
 * #%L
 * ELK Reasoner
 * 
 * $Id$
 * $HeadURL$
 * %%
 * Copyright (C) 2011 Department of Computer Science, University of Oxford
 * %%
 * 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.
 * #L%
 */
package org.semanticweb.elk.reasoner.indexing.entries;

import org.semanticweb.elk.reasoner.indexing.hierarchy.IndexedObjectSomeValuesFrom;

/**
 * Implements equality for instances of {@link IndexedObjectSomeValuesFrom}
 * 
 * @author "Yevgeny Kazakov"
 * 
 * @param 
 *            The type of the elements in the set where this entry is used
 * 
 * @param 
 *            the type of the wrapped indexed object used as the key of the
 *            entry
 */
public class IndexedObjectSomeValuesFromEntry
		extends IndexedClassExpressionEntry {

	IndexedObjectSomeValuesFromEntry(K representative) {
		super(representative);
	}

	@Override
	public int computeHashCode() {
		return combinedHashCode(IndexedObjectSomeValuesFromEntry.class,
				this.key.getRelation(), this.key.getFiller());
	}

	@Override
	public boolean equals(Object other) {
		if (this == other) {
			return true;
		}
		if (other instanceof IndexedObjectSomeValuesFromEntry) {
			IndexedObjectSomeValuesFromEntry otherView = (IndexedObjectSomeValuesFromEntry) other;
			return this.key.getRelation().equals(otherView.key.getRelation())
					&& this.key.getFiller().equals(otherView.key.getFiller());
		}
		return false;
	}
}




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