/*
* 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.
*
* Original License: https://github.com/JCTools/JCTools/blob/master/LICENSE
* Original location: https://github.com/JCTools/JCTools/blob/master/jctools-core/src/main/java/org/jctools/queues/LinkedQueueNode.java
*/
package rx.internal.util.atomic;
import java.util.concurrent.atomic.
AtomicReference;
public final class
LinkedQueueNode<E> extends
AtomicReference<
LinkedQueueNode<E>> {
/** */
private static final long
serialVersionUID = 2404266111789071508L;
private E
value;
public
LinkedQueueNode() {
// no initial value
}
public
LinkedQueueNode(E
val) {
spValue(
val);
}
/**
* Gets the current value and nulls out the reference to it from this node.
*
* @return value
*/
public E
getAndNullValue() {
E
temp =
lpValue();
spValue(null);
return
temp;
}
public E
lpValue() {
return
value;
}
public void
spValue(E
newValue) {
value =
newValue;
}
public void
soNext(
LinkedQueueNode<E>
n) {
lazySet(
n);
}
public
LinkedQueueNode<E>
lvNext() {
return
get();
}
}