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Classes and utilities to work with OpenL Rules Variations

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package org.openl.rules.variation;

import javax.xml.bind.annotation.XmlRootElement;

/**
 * Empty variation that represents original calculation without any changes of arguments.
 *
 * @author PUdalau, Marat Kamalov
 */

@XmlRootElement
@Deprecated
public class NoVariation extends Variation {
    /**
     * ID for original calculation. Can be used for retrieving result of calculation without variations.
     */
    public static final String ORIGINAL_CALCULATION = "Original calculation";

    public NoVariation() {
        super(ORIGINAL_CALCULATION);
    }

    @Override
    public Object[] applyModification(Object[] originalArguments) {
        return originalArguments;
    }

    @Override
    public void revertModifications(Object[] modifiedArguments, Object previousValue) {
    }

    @Override
    public Object currentValue(Object[] originalArguments) {
        return null;
    }
}