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Integrate support for Spatial/GIS data into Hibernate O/RM

There is a newer version: 7.0.0.Beta2

/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later.
 * See the lgpl.txt file in the root directory or .
 */

package org.hibernate.spatial;

import java.util.Objects;
import java.util.Optional;

/**
 * A the key vor a SpatialFunction
 */
public class FunctionKey {

	final private String name;
	final private String altName;

	private FunctionKey(String name, String altName) {
		this.name = name;
		this.altName = altName;
	}

	public static FunctionKey apply(String name, String altName) {
		return new FunctionKey( name, altName );
	}

	public static FunctionKey apply(String name) {
		return new FunctionKey( name, null );
	}

	public String getName() {
		return name;
	}

	public Optional getAltName() {
		return Optional.ofNullable( altName );
	}

	@Override
	public boolean equals(Object o) {
		if ( this == o ) {
			return true;
		}
		if ( o == null || getClass() != o.getClass() ) {
			return false;
		}
		FunctionKey that = (FunctionKey) o;
		return Objects.equals( name, that.name ) && Objects.equals( altName, that.altName );
	}

	@Override
	public int hashCode() {
		return Objects.hash( name, altName );
	}

	@Override
	public String toString() {
		return "SpatialFunctionKey{" + name + '}';
	}
}