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/**
* 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.ArrayList;
import java.util.Collections;
import java.util.List;
import rx.Observable;
import rx.Observable.Operator;
import rx.Observer;
import rx.Subscriber;
import rx.functions.Func0;
import rx.observers.SerializedSubscriber;
import rx.observers.Subscribers;
/**
* Creates non-overlapping windows of items where each window is terminated by
* an event from a secondary observable and a new window is started immediately.
*
* @param the value type
* @param the boundary value type
*/
public final class OperatorWindowWithObservable implements Operator, T> {
final Func0 extends Observable extends U>> otherFactory;
public OperatorWindowWithObservable(Func0 extends Observable extends U>> otherFactory) {
this.otherFactory = otherFactory;
}
public OperatorWindowWithObservable(final Observable other) {
this.otherFactory = new Func0>() {
@Override
public Observable call() {
return other;
}
};
}
@Override
public Subscriber super T> call(Subscriber super Observable> child) {
Observable extends U> other;
try {
other = otherFactory.call();
} catch (Throwable e) {
child.onError(e);
return Subscribers.empty();
}
SourceSubscriber sub = new SourceSubscriber(child);
BoundarySubscriber bs = new BoundarySubscriber(child, sub);
sub.replaceWindow();
other.unsafeSubscribe(bs);
return sub;
}
/** Indicate the current subject should complete and a new subject be emitted. */
static final Object NEXT_SUBJECT = new Object();
/** For error and completion indication. */
static final NotificationLite
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