io.deephaven.engine.table.impl.by.rollup.RollupAggregationBase Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of deephaven-engine-table Show documentation

Engine Table: Implementation and closely-coupled utilities

There is a newer version: 0.37.1

Show newest version

/**
 * Copyright (c) 2016-2022 Deephaven Data Labs and Patent Pending
 */
package io.deephaven.engine.table.impl.by.rollup;

import io.deephaven.api.agg.Aggregation;

public abstract class RollupAggregationBase implements RollupAggregation {

    @Override
    public final  V walk(V visitor) {
        if (visitor instanceof Visitor) {
            walk((Visitor) visitor);
            return visitor;
        }
        throw new UnsupportedOperationException("Cannot walk a RollupAggregation without a RollupAggregation.Visitor");
    }
}