/**
* Copyright 2016 Netflix, Inc.
*
* 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 rx.internal.subscriptions;
import java.util.concurrent.atomic.
AtomicReference;
import rx.
Subscription;
import rx.exceptions.
Exceptions;
import rx.functions.
Cancellable;
import rx.plugins.
RxJavaHooks;
/**
* A Subscription that wraps an Cancellable instance.
*/
public final class
CancellableSubscription
extends
AtomicReference<
Cancellable>
implements
Subscription {
/** */
private static final long
serialVersionUID = 5718521705281392066L;
public
CancellableSubscription(
Cancellable cancellable) {
super(
cancellable);
}
@
Override
public boolean
isUnsubscribed() {
return
get() == null;
}
@
Override
public void
unsubscribe() {
if (
get() != null) {
Cancellable c =
getAndSet(null);
if (
c != null) {
try {
c.
cancel();
} catch (
Exception ex) {
Exceptions.
throwIfFatal(
ex);
RxJavaHooks.
onError(
ex);
}
}
}
}
}