/**
* Copyright 2014 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.operators;
import java.util.concurrent.
TimeUnit;
import rx.*;
import rx.
Observable.
OnSubscribe;
import rx.
Scheduler.
Worker;
import rx.exceptions.
Exceptions;
import rx.functions.
Action0;
/**
* Timer that emits a single 0L and completes after the specified time.
* @see <a href="http://msdn.microsoft.com/en-us/library/system.reactive.linq.observable.timer.aspx">MSDN Observable.Timer</a>
*/
public final class
OnSubscribeTimerOnce implements
OnSubscribe<
Long> {
final long
time;
final
TimeUnit unit;
final
Scheduler scheduler;
public
OnSubscribeTimerOnce(long
time,
TimeUnit unit,
Scheduler scheduler) {
this.
time =
time;
this.
unit =
unit;
this.
scheduler =
scheduler;
}
@
Override
public void
call(final
Subscriber<? super
Long>
child) {
Worker worker =
scheduler.
createWorker();
child.
add(
worker);
worker.
schedule(new
Action0() {
@
Override
public void
call() {
try {
child.
onNext(0L);
} catch (
Throwable t) {
Exceptions.
throwOrReport(
t,
child);
return;
}
child.
onCompleted();
}
},
time,
unit);
}
}