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DistanceToFieldProjectionOptionsStepImpl.java
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DistanceToFieldProjectionOptionsStepImpl.java
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/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.engine.search.projection.dsl.impl;
import org.hibernate.search.engine.search.projection.SearchProjection;
import org.hibernate.search.engine.search.projection.dsl.DistanceToFieldProjectionOptionsStep;
import org.hibernate.search.engine.search.projection.dsl.ProjectionFinalStep;
import org.hibernate.search.engine.search.projection.spi.DistanceToFieldProjectionBuilder;
import org.hibernate.search.engine.search.projection.spi.SearchProjectionBuilderFactory;
import org.hibernate.search.engine.spatial.DistanceUnit;
import org.hibernate.search.engine.spatial.GeoPoint;
import org.hibernate.search.util.common.impl.Contracts;
public class DistanceToFieldProjectionOptionsStepImpl implements DistanceToFieldProjectionOptionsStep {
private final DistanceToFieldProjectionBuilder distanceFieldProjectionBuilder;
DistanceToFieldProjectionOptionsStepImpl(SearchProjectionBuilderFactory factory, String absoluteFieldPath, GeoPoint center) {
this.distanceFieldProjectionBuilder = factory.distance( absoluteFieldPath, center );
}
@Override
public ProjectionFinalStep<Double> unit(DistanceUnit unit) {
Contracts.assertNotNull( unit, "unit" );
distanceFieldProjectionBuilder.unit( unit );
return this;
}
@Override
public SearchProjection<Double> toProjection() {
return distanceFieldProjectionBuilder.build();
}
}