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Utilities to present tracing results (encoded proofs) to the user

There is a newer version: 0.36.0

package org.semanticweb.elk.matching.subsumers;

/*
 * #%L
 * ELK Proofs Package
 * $Id:$
 * $HeadURL:$
 * %%
 * Copyright (C) 2011 - 2016 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%
 */

public class SubsumerMatchEquality extends SubsumerMatchDummyVisitor {

	private final SubsumerMatch other_;

	private SubsumerMatchEquality(SubsumerMatch other) {
		this.other_ = other;
	}

	public static boolean equals(SubsumerMatch first, SubsumerMatch second) {
		return first.accept(new SubsumerMatchEquality(second));
	}

	private static class DefaultVisitor
			extends SubsumerMatchDummyVisitor {

		@Override
		protected Boolean defaultVisit(SubsumerMatch conclusionMatch) {
			return false;
		}

		static boolean equals(Object first, Object second) {
			return first.equals(second);
		}

		static boolean equals(int first, int second) {
			return first == second;
		}
	}

	@Override
	protected Boolean defaultVisit(final SubsumerElkObjectMatch match) {
		return other_.accept(new DefaultVisitor() {
			@Override
			public Boolean defaultVisit(SubsumerElkObjectMatch other) {
				return equals(other.getValue(), match.getValue());
			}
		});
	}

	@Override
	public Boolean visit(final IndexedObjectIntersectionOfMatch match) {
		return other_.accept(new DefaultVisitor() {
			@Override
			public Boolean visit(IndexedObjectIntersectionOfMatch other) {
				return equals(other.getFullValue(), match.getFullValue())
						&& equals(other.getPrefixLength(),
								match.getPrefixLength());
			}
		});
	}

}