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package edu.stanford.protege.webprotege.hierarchy;

import org.semanticweb.owlapi.model.OWLClass;

import javax.inject.Inject;

/**
 * @author Matthew Horridge, Stanford University, Bio-Medical Informatics Research Group, Date: 26/02/2014
 */
public class ClassClassAncestorChecker implements HasHasAncestor {

    private final ClassHierarchyProvider hierarchyProvider;

    @Inject
    public ClassClassAncestorChecker(ClassHierarchyProvider hierarchyProvider) {
        this.hierarchyProvider = hierarchyProvider;
    }

    @Override
    public boolean hasAncestor(OWLClass node, OWLClass node2) {
        return node.equals(node2) || hierarchyProvider.isAncestor(node, node2);
    }
}