How to use

hu.akarnokd.rxjava2.expr.FlowableWhileDoWhile

constructor

/**
 * Return an Flowable that re-emits the emissions from the source
 * Flowable as long as the condition is true before the first or subsequent subscribe() calls.
 * <p>
 * <img width="640" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/whileDo.png" alt="">
 * 
 * @param <T> the value type
 * @param source the source Flowable to work with
 * @param preCondition
 *            the condition to evaluate before subscribing to or
 *            replaying the source Flowable
 * @return an Flowable that replays the emissions from the source
 *         Flowable so long as <code>preCondition</code> is true
 */
public static <T> Flowable<T> whileDo(Publisher<? extends T> source, BooleanSupplier preCondition) {
  ObjectHelper.requireNonNull(source, "source is null");
  ObjectHelper.requireNonNull(preCondition, "preCondition is null");
  return RxJavaPlugins.onAssembly(new FlowableWhileDoWhile<T>(source, preCondition, preCondition));
}

/**
 * Return an Flowable that re-emits the emissions from the source
 * Flowable as long as the condition is true before the first or subsequent subscribe() calls.
 * <p>
 * <img width="640" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/whileDo.png" alt="">
 * 
 * @param <T> the value type
 * @param source the source Flowable to work with
 * @param preCondition
 *            the condition to evaluate before subscribing to or
 *            replaying the source Flowable
 * @return an Flowable that replays the emissions from the source
 *         Flowable so long as <code>preCondition</code> is true
 */
public static <T> Flowable<T> whileDo(Publisher<? extends T> source, BooleanSupplier preCondition) {
  ObjectHelper.requireNonNull(source, "source is null");
  ObjectHelper.requireNonNull(preCondition, "preCondition is null");
  return RxJavaPlugins.onAssembly(new FlowableWhileDoWhile<T>(source, preCondition, preCondition));
}

/**
 * Return an Flowable that re-emits the emissions from the source
 * Flowable, and then re-subscribes to the source long as a condition is
 * true.
 * <p>
 * <img width="640" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/doWhile.png" alt="">
 * 
 * @param <T> the value type
 * @param source the source Flowable to work with
 * @param postCondition
 *            the post condition to test after the source
 *            Flowable completes
 * @return an Flowable that replays the emissions from the source
 *         Flowable, and then continues to replay them so long as the post
 *         condition is true
 */
public static <T> Flowable<T> doWhile(Publisher<? extends T> source, BooleanSupplier postCondition) {
  ObjectHelper.requireNonNull(source, "source is null");
  ObjectHelper.requireNonNull(postCondition, "postCondition is null");
  return RxJavaPlugins.onAssembly(new FlowableWhileDoWhile<T>(source, AlwaysTrueBooleanSupplier.INSTANCE, postCondition));
}

/**
 * Return an Flowable that re-emits the emissions from the source
 * Flowable, and then re-subscribes to the source long as a condition is
 * true.
 * <p>
 * <img width="640" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/doWhile.png" alt="">
 * 
 * @param <T> the value type
 * @param source the source Flowable to work with
 * @param postCondition
 *            the post condition to test after the source
 *            Flowable completes
 * @return an Flowable that replays the emissions from the source
 *         Flowable, and then continues to replay them so long as the post
 *         condition is true
 */
public static <T> Flowable<T> doWhile(Publisher<? extends T> source, BooleanSupplier postCondition) {
  ObjectHelper.requireNonNull(source, "source is null");
  ObjectHelper.requireNonNull(postCondition, "postCondition is null");
  return RxJavaPlugins.onAssembly(new FlowableWhileDoWhile<T>(source, AlwaysTrueBooleanSupplier.INSTANCE, postCondition));
}