io.reactivex.MaybeEmitter Maven / Gradle / Ivy
/**
* 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 io.reactivex;
import io.reactivex.disposables.Disposable;
import io.reactivex.functions.Cancellable;
/**
* Abstraction over an RxJava {@link MaybeObserver} that allows associating
* a resource with it.
*
* All methods are safe to call from multiple threads.
*
* Calling onSuccess, onError or onComplete multiple times has no effect.
*
* @param the value type to emit
*/
public interface MaybeEmitter {
/**
* Signal a success value.
* @param t the value, not null
*/
void onSuccess(T t);
/**
* Signal an exception.
* @param t the exception, not null
*/
void onError(Throwable t);
/**
* Signal the completion.
*/
void onComplete();
/**
* Sets a Disposable on this emitter; any previous Disposable
* or Cancellation will be unsubscribed/cancelled.
* @param s the disposable, null is allowed
*/
void setDisposable(Disposable s);
/**
* Sets a Cancellable on this emitter; any previous Disposable
* or Cancellation will be unsubscribed/cancelled.
* @param c the cancellable resource, null is allowed
*/
void setCancellable(Cancellable c);
/**
* Returns true if the downstream cancelled the sequence.
* @return true if the downstream cancelled the sequence
*/
boolean isDisposed();
}