com.metreeca.json.shapes.MaxExclusive Maven / Gradle / Ivy

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/*
 * Copyright © 2013-2021 Metreeca srl
 *
 * 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 com.metreeca.json.shapes;

import com.metreeca.json.Shape;

import org.eclipse.rdf4j.model.Value;

import static com.metreeca.json.Values.format;
import static com.metreeca.json.Values.value;


/**
 * Exclusive maximum value constraint.
 *
 * States that each value in the focus set is strictly less than a given maximum value, according to SPARQL ordering rules.
 */
public final class MaxExclusive extends Shape {

	public static Shape maxExclusive(final Object limit) {

		if ( limit == null ) {
			throw new NullPointerException("null limit");
		}

		return new MaxExclusive(value(limit));
	}

	public static Shape maxExclusive(final Value limit) {

		if ( limit == null ) {
			throw new NullPointerException("null limit");
		}

		return new MaxExclusive(limit);
	}


	////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

	private final Value limit;


	private MaxExclusive(final Value limit) {
		this.limit=limit;
	}


	public Value limit() {
		return limit;
	}


	////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

	@Override public  T map(final Probe probe) {

		if ( probe == null ) {
			throw new NullPointerException("null probe");
		}

		return probe.probe(this);
	}


	////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

	@Override public boolean equals(final Object object) {
		return this == object || object instanceof MaxExclusive
				&& limit.equals(((MaxExclusive)object).limit);
	}

	@Override public int hashCode() {
		return limit.hashCode();
	}

	@Override public String toString() {
		return "maxExclusive("+format(limit)+")";
	}

}