com.netflix.astyanax.recipes.storage.AutoAllocatingLinkedBlockingQueue Maven / Gradle / Ivy
/*******************************************************************************
* Copyright 2011 Netflix
*
* 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.netflix.astyanax.recipes.storage;
import java.util.concurrent.LinkedBlockingQueue;
import com.google.common.base.Supplier;
@SuppressWarnings("serial")
public class AutoAllocatingLinkedBlockingQueue extends LinkedBlockingQueue {
public AutoAllocatingLinkedBlockingQueue(int concurrencyLevel) {
super(concurrencyLevel);
}
public T poll(Supplier supplier) {
T bb = super.poll();
if (bb == null) {
return supplier.get();
}
return bb;
}
}