コード例 #1
0
    void fastPath() {
      final Iterator<? extends T> a = iterator;
      final Subscriber<? super T> s = actual;

      for (; ; ) {

        if (cancelled) {
          return;
        }

        T t;

        try {
          t = a.next();
        } catch (Exception ex) {
          s.onError(ex);
          return;
        }

        if (cancelled) {
          return;
        }

        if (t == null) {
          s.onError(new NullPointerException("The iterator returned a null value"));
          return;
        }

        s.onNext(t);

        if (cancelled) {
          return;
        }

        boolean b;

        try {
          b = a.hasNext();
        } catch (Exception ex) {
          s.onError(ex);
          return;
        }

        if (cancelled) {
          return;
        }

        if (!b) {
          s.onComplete();
          return;
        }
      }
    }
コード例 #2
0
  /**
   * Common method to take an Iterator as a source of values.
   *
   * @param s
   * @param it
   */
  static <T> void subscribe(Subscriber<? super T> s, Iterator<? extends T> it) {
    if (it == null) {
      EmptySubscription.error(s, new NullPointerException("The iterator is null"));
      return;
    }

    boolean b;

    try {
      b = it.hasNext();
    } catch (Throwable e) {
      EmptySubscription.error(s, e);
      return;
    }
    if (!b) {
      EmptySubscription.complete(s);
      return;
    }

    s.onSubscribe(new PublisherIterableSubscription<>(s, it));
  }
コード例 #3
0
 @Override
 public boolean isTerminated() {
   return !iterator.hasNext();
 }
コード例 #4
0
 @Override
 public boolean isStarted() {
   return iterator.hasNext();
 }
コード例 #5
0
    void slowPath(long n) {
      final Iterator<? extends T> a = iterator;
      final Subscriber<? super T> s = actual;

      long e = 0L;

      for (; ; ) {

        while (e != n) {
          T t;

          try {
            t = a.next();
          } catch (Throwable ex) {
            s.onError(ex);
            return;
          }

          if (cancelled) {
            return;
          }

          if (t == null) {
            s.onError(new NullPointerException("The iterator returned a null value"));
            return;
          }

          s.onNext(t);

          if (cancelled) {
            return;
          }

          boolean b;

          try {
            b = a.hasNext();
          } catch (Throwable ex) {
            s.onError(ex);
            return;
          }

          if (cancelled) {
            return;
          }

          if (!b) {
            s.onComplete();
            return;
          }

          e++;
        }

        n = requested;

        if (n == e) {
          n = REQUESTED.addAndGet(this, -e);
          if (n == 0L) {
            return;
          }
          e = 0L;
        }
      }
    }