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JPMML GWT compatible class model

There is a newer version: 1.6.5

/*
 * Copyright (c) 2017 Villu Ruusmann
 */
package org.dmg.pmml;

/**
 * 
 * A marker interface for PMML elements that reference a field by name.
 * 
 */
public interface HasFieldReference> {

	default
	String requireField(){
		throw new UnsupportedOperationException();
	}

	String getField();

	E setField(String field);

	default
	E setField(Field field){
		return setField(field != null ? field.requireName() : null);
	}
}