/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF 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.apache.streampipes.manager.matching.v2;

import org.apache.streampipes.model.client.matching.MatchingResultMessage;
import org.apache.streampipes.model.client.matching.MatchingResultType;
import org.apache.streampipes.vocabulary.StreamPipes;

import java.net.URI;
import java.util.List;

public class MeasurementUnitMatch extends AbstractMatcher<URI, URI> {

	public MeasurementUnitMatch() {
		super(MatchingResultType.MEASUREMENT_UNIT_MATCH);
	}

	@Override
	public boolean match(URI offer, URI requirement, List<MatchingResultMessage> errorLog) {
		return requirement == null || (requirement.toString().equals(StreamPipes.ANYTHING) && offer != null) ||
						(offer != null && requirement.toString().equals(offer.toString()));
	}

}
