/*
* 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.state;
import com.facebook.presto.operator.aggregation.TypedHistogram;
import com.facebook.presto.spi.function.AccumulatorState;
import com.facebook.presto.spi.function.AccumulatorStateMetadata;
@AccumulatorStateMetadata(stateFactoryClass = HistogramStateFactory.class, stateSerializerClass = HistogramStateSerializer.class)
public interface HistogramState
extends AccumulatorState
{
TypedHistogram get();
void set(TypedHistogram value);
void addMemoryUsage(long memory);
}