AlternativeArbitraryAggregationFunction.java

/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.facebook.presto.operator.aggregation;

import com.facebook.presto.common.type.Type;

public class AlternativeArbitraryAggregationFunction
        extends ArbitraryAggregationFunction
{
    public static final AlternativeArbitraryAggregationFunction ALTERNATIVE_ARBITRARY_AGGREGATION = new AlternativeArbitraryAggregationFunction();

    public static final AlternativeArbitraryAggregationFunction ALTERNATIVE_ANY_VALUE_AGGREGATION = new AlternativeArbitraryAggregationFunction(ArbitraryAggregationFunction.getAnyValueName());

    public AlternativeArbitraryAggregationFunction()
    {
        super();
    }

    public AlternativeArbitraryAggregationFunction(String name)
    {
        super(name);
    }

    @Override
    protected Type overrideIntermediateType(Type inputType, Type defaultIntermediateType)
    {
        return inputType;
    }
}