/*
* Copyright (C) 2014 The Calrissian Authors
*
* 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 org.calrissian.flowmix.core.support.deque;
import org.calrissian.flowmix.api.Aggregator;
import org.calrissian.flowmix.core.support.window.WindowItem;
public class AggregatorLimitingDeque extends LimitingDeque<WindowItem> {
Aggregator aggregator;
public AggregatorLimitingDeque(long maxSize, Aggregator aggregator) {
super(maxSize);
this.aggregator = aggregator;
}
@Override
public boolean offerLast(WindowItem windowItem) {
if(size() == getMaxSize())
aggregator.evicted(getFirst());
return super.offerLast(windowItem);
}
}