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/*
* Copyright (c) 2014-2019 by The Monix Project Developers.
* See the project homepage at: https://monix.io
*
* 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 monix.execution.internal.atomic;
import monix.execution.internal.InternalApi;
import java.util.concurrent.atomic.AtomicLongFieldUpdater;
/**
* INTERNAL API — used in the implementation of
* `monix.execution.atomic.Atomic`.
*
* Being internal it can always change between minor versions,
* providing no backwards compatibility guarantees and is only public
* because Java does not provide the capability of marking classes as
* "internal" to a package and all its sub-packages.
*/
@InternalApi
final class Left64JavaXBoxedLong extends LeftPadding56 implements BoxedLong {
public volatile long value;
private static final AtomicLongFieldUpdater UPDATER =
AtomicLongFieldUpdater.newUpdater(Left64JavaXBoxedLong.class, "value");
Left64JavaXBoxedLong(long initialValue) {
this.value = initialValue;
}
public long volatileGet() {
return value;
}
public void volatileSet(long update) {
value = update;
}
public void lazySet(long update) {
UPDATER.lazySet(this, update);
}
public boolean compareAndSet(long current, long update) {
return UPDATER.compareAndSet(this, current, update);
}
public long getAndSet(long update) {
return UPDATER.getAndSet(this, update);
}
public long getAndAdd(long delta) {
return UPDATER.getAndAdd(this, delta);
}
}