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JPMML class model evaluator
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/*
 * Copyright (c) 2013 KNIME.com AG, Zurich, Switzerland
 * Copyright (c) 2014 Villu Ruusmann
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, this
 *    list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. Neither the name of the copyright holder nor the names of its contributors
 *    may be used to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.jpmml.evaluator;

import java.util.List;
import java.util.Map;
import java.util.Set;

import org.dmg.pmml.DataType;

public class AffinityDistribution extends Classification implements HasEntityIdRanking, HasAffinityRanking, HasEntityAffinity {

	public AffinityDistribution(Type type, ValueMap values, Object result){
		super(AffinityDistribution.validateType(type), values);

		setResult(result);
	}

	@Override
	public void computeResult(DataType dataType){
		throw new UnsupportedOperationException();
	}

	@Override
	public Set getCategories(){
		return keySet();
	}

	@Override
	public String getEntityId(){
		Map.Entry> entry = getWinner();

		if(entry == null){
			return null;
		}

		return entry.getKey();
	}

	@Override
	public List getEntityIdRanking(){
		return getWinnerKeys();
	}

	@Override
	public Double getAffinity(String category){
		return getValue(category);
	}

	@Override
	public Report getAffinityReport(String category){
		return getValueReport(category);
	}

	@Override
	public List getAffinityRanking(){
		return getWinnerValues();
	}

	@Override
	public Double getEntityAffinity(){
		return getAffinity(getEntityId());
	}

	static
	public Type validateType(Type type){

		switch(type){
			case DISTANCE:
			case SIMILARITY:
				return type;
			default:
				throw new IllegalArgumentException();
		}
	}
}