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/*******************************************************************************
* Copyright (c) 2010-2016, Gabor Bergmann, IncQueryLabs Ltd.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0 which is available at
* http://www.eclipse.org/legal/epl-v20.html.
*
* SPDX-License-Identifier: EPL-2.0
*******************************************************************************/
package tools.refinery.viatra.runtime.matchers.psystem.aggregations;
/**
*
* An aggregation operator that does not store interim results beyond the final aggregated value.
* @author Gabor Bergmann
* @since 1.4
*/
public abstract class AbstractMemorylessAggregationOperator<Domain, AggregateResult>
implements IMultisetAggregationOperator<Domain, AggregateResult, AggregateResult>
{
@Override
public AggregateResult getAggregate(AggregateResult result) {
return result;
}
@Override
public AggregateResult clone(AggregateResult original) {
return original;
}
}
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