ReactiveX
diff --git a/‎src/main/java/io/reactivex/rxjava3/core/Flowable.java
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+16-155Lines changed: 16 additions & 155 deletions b/‎src/main/java/io/reactivex/rxjava3/core/Flowable.java
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+16-155Lines changed: 16 additions & 155 deletions
diff --git a/‎src/main/java/io/reactivex/rxjava3/core/Observable.java
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+8-96Lines changed: 8 additions & 96 deletions b/‎src/main/java/io/reactivex/rxjava3/core/Observable.java
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+8-96Lines changed: 8 additions & 96 deletions
diff --git a/‎src/test/java/io/reactivex/rxjava3/flowable/FlowableNullTests.java
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-76Lines changed: 0 additions & 76 deletions b/‎src/test/java/io/reactivex/rxjava3/flowable/FlowableNullTests.java
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-76Lines changed: 0 additions & 76 deletions
diff --git a/‎src/test/java/io/reactivex/rxjava3/internal/operators/flowable/FlowableCombineLatestTest.java
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+4-6Lines changed: 4 additions & 6 deletions b/‎src/test/java/io/reactivex/rxjava3/internal/operators/flowable/FlowableCombineLatestTest.java
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+4-6Lines changed: 4 additions & 6 deletions
diff --git a/‎src/test/java/io/reactivex/rxjava3/internal/operators/observable/ObservableCombineLatestTest.java
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+4-6Lines changed: 4 additions & 6 deletions b/‎src/test/java/io/reactivex/rxjava3/internal/operators/observable/ObservableCombineLatestTest.java
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+4-6Lines changed: 4 additions & 6 deletions
@@ -168,49 +168,6 @@ public static int bufferSize() {
         return Flowable.bufferSize();
     }
 
-    /**
-     * Combines a collection of source ObservableSources by emitting an item that aggregates the latest values of each of
-     * the source ObservableSources each time an item is received from any of the source ObservableSources, where this
-     * aggregation is defined by a specified function.
-     * <p>
-     * Note on method signature: since Java doesn't allow creating a generic array with {@code new T[]}, the
-     * implementation of this operator has to create an {@code Object[]} instead. Unfortunately, a
-     * {@code Function<Integer[], R>} passed to the method would trigger a {@code ClassCastException}.
-     * <p>
-     * If any of the sources never produces an item but only terminates (normally or with an error), the
-     * resulting sequence terminates immediately (normally or with all the errors accumulated till that point).
-     * If that input source is also synchronous, other sources after it will not be subscribed to.
-     * <p>
-     * If there are no ObservableSources provided, the resulting sequence completes immediately without emitting
-     * any items and without any calls to the combiner function.
-     *
-     * <p>
-     * <img width="640" height="380" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/combineLatest.png" alt="">
-     * <dl>
-     *  <dt><b>Scheduler:</b></dt>
-     *  <dd>{@code combineLatest} does not operate by default on a particular {@link Scheduler}.</dd>
-     * </dl>
-     *
-     * @param <T>
-     *            the common base type of source values
-     * @param <R>
-     *            the result type
-     * @param sources
-     *            the collection of source ObservableSources
-     * @param combiner
-     *            the aggregation function used to combine the items emitted by the source ObservableSources
-     * @param bufferSize
-     *            the internal buffer size and prefetch amount applied to every source Observable
-     * @return an Observable that emits items that are the result of combining the items emitted by the source
-     *         ObservableSources by means of the given aggregation function
-     * @see <a href="https://reactivex.io/documentation/operators/combinelatest.html">ReactiveX operators documentation: CombineLatest</a>
-     */
-    @CheckReturnValue
-    @SchedulerSupport(SchedulerSupport.NONE)
-    public static <T, R> Observable<R> combineLatest(Function<? super Object[], ? extends R> combiner, int bufferSize, ObservableSource<? extends T>... sources) {
-        return combineLatest(sources, combiner, bufferSize);
-    }
-
     /**
      * Combines a collection of source ObservableSources by emitting an item that aggregates the latest values of each of
      * the source ObservableSources each time an item is received from any of the source ObservableSources, where this
@@ -437,7 +394,7 @@ public static <T1, T2, R> Observable<R> combineLatest(
             BiFunction<? super T1, ? super T2, ? extends R> combiner) {
         ObjectHelper.requireNonNull(source1, "source1 is null");
         ObjectHelper.requireNonNull(source2, "source2 is null");
-        return combineLatest(Functions.toFunction(combiner), bufferSize(), source1, source2);
+        return combineLatest(new ObservableSource[] { source1, source2 }, Functions.toFunction(combiner), bufferSize());
     }
 
     /**
@@ -482,7 +439,7 @@ public static <T1, T2, T3, R> Observable<R> combineLatest(
         ObjectHelper.requireNonNull(source1, "source1 is null");
         ObjectHelper.requireNonNull(source2, "source2 is null");
         ObjectHelper.requireNonNull(source3, "source3 is null");
-        return combineLatest(Functions.toFunction(combiner), bufferSize(), source1, source2, source3);
+        return combineLatest(new ObservableSource[] { source1, source2, source3 }, Functions.toFunction(combiner), bufferSize());
     }
 
     /**
@@ -531,7 +488,7 @@ public static <T1, T2, T3, T4, R> Observable<R> combineLatest(
         ObjectHelper.requireNonNull(source2, "source2 is null");
         ObjectHelper.requireNonNull(source3, "source3 is null");
         ObjectHelper.requireNonNull(source4, "source4 is null");
-        return combineLatest(Functions.toFunction(combiner), bufferSize(), source1, source2, source3, source4);
+        return combineLatest(new ObservableSource[] { source1, source2, source3, source4 }, Functions.toFunction(combiner), bufferSize());
     }
 
     /**
@@ -585,7 +542,7 @@ public static <T1, T2, T3, T4, T5, R> Observable<R> combineLatest(
         ObjectHelper.requireNonNull(source3, "source3 is null");
         ObjectHelper.requireNonNull(source4, "source4 is null");
         ObjectHelper.requireNonNull(source5, "source5 is null");
-        return combineLatest(Functions.toFunction(combiner), bufferSize(), source1, source2, source3, source4, source5);
+        return combineLatest(new ObservableSource[] { source1, source2, source3, source4, source5 }, Functions.toFunction(combiner), bufferSize());
     }
 
     /**
@@ -643,7 +600,7 @@ public static <T1, T2, T3, T4, T5, T6, R> Observable<R> combineLatest(
         ObjectHelper.requireNonNull(source4, "source4 is null");
         ObjectHelper.requireNonNull(source5, "source5 is null");
         ObjectHelper.requireNonNull(source6, "source6 is null");
-        return combineLatest(Functions.toFunction(combiner), bufferSize(), source1, source2, source3, source4, source5, source6);
+        return combineLatest(new ObservableSource[] { source1, source2, source3, source4, source5, source6 }, Functions.toFunction(combiner), bufferSize());
     }
 
     /**
@@ -706,7 +663,7 @@ public static <T1, T2, T3, T4, T5, T6, T7, R> Observable<R> combineLatest(
         ObjectHelper.requireNonNull(source5, "source5 is null");
         ObjectHelper.requireNonNull(source6, "source6 is null");
         ObjectHelper.requireNonNull(source7, "source7 is null");
-        return combineLatest(Functions.toFunction(combiner), bufferSize(), source1, source2, source3, source4, source5, source6, source7);
+        return combineLatest(new ObservableSource[] { source1, source2, source3, source4, source5, source6, source7 }, Functions.toFunction(combiner), bufferSize());
     }
 
     /**
@@ -773,7 +730,7 @@ public static <T1, T2, T3, T4, T5, T6, T7, T8, R> Observable<R> combineLatest(
         ObjectHelper.requireNonNull(source6, "source6 is null");
         ObjectHelper.requireNonNull(source7, "source7 is null");
         ObjectHelper.requireNonNull(source8, "source8 is null");
-        return combineLatest(Functions.toFunction(combiner), bufferSize(), source1, source2, source3, source4, source5, source6, source7, source8);
+        return combineLatest(new ObservableSource[] { source1, source2, source3, source4, source5, source6, source7, source8 }, Functions.toFunction(combiner), bufferSize());
     }
 
     /**
@@ -845,7 +802,7 @@ public static <T1, T2, T3, T4, T5, T6, T7, T8, T9, R> Observable<R> combineLates
         ObjectHelper.requireNonNull(source7, "source7 is null");
         ObjectHelper.requireNonNull(source8, "source8 is null");
         ObjectHelper.requireNonNull(source9, "source9 is null");
-        return combineLatest(Functions.toFunction(combiner), bufferSize(), source1, source2, source3, source4, source5, source6, source7, source8, source9);
+        return combineLatest(new ObservableSource[] { source1, source2, source3, source4, source5, source6, source7, source8, source9 }, Functions.toFunction(combiner), bufferSize());
     }
 
     /**
@@ -890,51 +847,6 @@ public static <T, R> Observable<R> combineLatestDelayError(ObservableSource<? ex
         return combineLatestDelayError(sources, combiner, bufferSize());
     }
 
-    /**
-     * Combines a collection of source ObservableSources by emitting an item that aggregates the latest values of each of
-     * the source ObservableSources each time an item is received from any of the source ObservableSources, where this
-     * aggregation is defined by a specified function and delays any error from the sources until
-     * all source ObservableSources terminate.
-     * <p>
-     * <img width="640" height="380" src="https://raw.github.com/wiki/ReactiveX/RxJava/images/rx-operators/combineLatestDelayError.png" alt="">
-     * <p>
-     * Note on method signature: since Java doesn't allow creating a generic array with {@code new T[]}, the
-     * implementation of this operator has to create an {@code Object[]} instead. Unfortunately, a
-     * {@code Function<Integer[], R>} passed to the method would trigger a {@code ClassCastException}.
-     * <p>
-     * If any of the sources never produces an item but only terminates (normally or with an error), the
-     * resulting sequence terminates immediately (normally or with all the errors accumulated till that point).
-     * If that input source is also synchronous, other sources after it will not be subscribed to.
-     * <p>
-     * If there are no ObservableSources provided, the resulting sequence completes immediately without emitting
-     * any items and without any calls to the combiner function.
-     *
-     * <dl>
-     *  <dt><b>Scheduler:</b></dt>
-     *  <dd>{@code combineLatestDelayError} does not operate by default on a particular {@link Scheduler}.</dd>
-     * </dl>
-     *
-     * @param <T>
-     *            the common base type of source values
-     * @param <R>
-     *            the result type
-     * @param sources
-     *            the collection of source ObservableSources
-     * @param combiner
-     *            the aggregation function used to combine the items emitted by the source ObservableSources
-     * @param bufferSize
-     *            the internal buffer size and prefetch amount applied to every source Observable
-     * @return an Observable that emits items that are the result of combining the items emitted by the source
-     *         ObservableSources by means of the given aggregation function
-     * @see <a href="https://reactivex.io/documentation/operators/combinelatest.html">ReactiveX operators documentation: CombineLatest</a>
-     */
-    @CheckReturnValue
-    @SchedulerSupport(SchedulerSupport.NONE)
-    public static <T, R> Observable<R> combineLatestDelayError(Function<? super Object[], ? extends R> combiner,
-            int bufferSize, ObservableSource<? extends T>... sources) {
-        return combineLatestDelayError(sources, combiner, bufferSize);
-    }
-
     /**
      * Combines a collection of source ObservableSources by emitting an item that aggregates the latest values of each of
      * the source ObservableSources each time an item is received from any of the source ObservableSources, where this
 
@@ -76,27 +76,6 @@ public void ambIterableOneIsNull() {
                 .assertError(NullPointerException.class);
     }
 
-    @Test(expected = NullPointerException.class)
-    public void combineLatestVarargsNull() {
-        Flowable.combineLatestDelayError(new Function<Object[], Object>() {
-            @Override
-            public Object apply(Object[] v) {
-                return 1;
-            }
-        }, (Publisher<Object>[])null);
-    }
-
-    @SuppressWarnings("unchecked")
-    @Test(expected = NullPointerException.class)
-    public void combineLatestVarargsOneIsNull() {
-        Flowable.combineLatestDelayError(new Function<Object[], Object>() {
-            @Override
-            public Object apply(Object[] v) {
-                return 1;
-            }
-        }, Flowable.never(), null).blockingLast();
-    }
-
     @Test(expected = NullPointerException.class)
     public void combineLatestIterableNull() {
         Flowable.combineLatestDelayError((Iterable<Publisher<Object>>)null, new Function<Object[], Object>() {
@@ -133,23 +112,6 @@ public Object apply(Object[] v) {
         }).blockingLast();
     }
 
-    @SuppressWarnings("unchecked")
-    @Test(expected = NullPointerException.class)
-    public void combineLatestVarargsFunctionNull() {
-        Flowable.combineLatestDelayError(null, Flowable.never());
-    }
-
-    @SuppressWarnings("unchecked")
-    @Test(expected = NullPointerException.class)
-    public void combineLatestVarargsFunctionReturnsNull() {
-        Flowable.combineLatestDelayError(new Function<Object[], Object>() {
-            @Override
-            public Object apply(Object[] v) {
-                return null;
-            }
-        }, just1).blockingLast();
-    }
-
     @SuppressWarnings("unchecked")
     @Test(expected = NullPointerException.class)
     public void combineLatestIterableFunctionNull() {
@@ -2759,12 +2721,6 @@ public void combineLatestDelayErrorIterableFunctionNull() {
         Flowable.combineLatestDelayError(Arrays.asList(just1), null, 128);
     }
 
-    @SuppressWarnings("unchecked")
-    @Test(expected = NullPointerException.class)
-    public void combineLatestDelayErrorVarargsFunctionNull() {
-        Flowable.combineLatestDelayError(null, 128, Flowable.never());
-    }
-
     @Test(expected = NullPointerException.class)
     public void zipFlowableNull() {
         Flowable.zip((Flowable<Flowable<Object>>)null, new Function<Object[], Object>() {
@@ -2795,27 +2751,6 @@ public void concatFlowableNull() {
         Flowable.concat((Flowable<Flowable<Object>>)null);
     }
 
-    @Test(expected = NullPointerException.class)
-    public void combineLatestDelayErrorVarargsNull() {
-        Flowable.combineLatestDelayError(new Function<Object[], Object>() {
-            @Override
-            public Object apply(Object[] v) {
-                return 1;
-            }
-        }, 128, (Flowable<Object>[])null);
-    }
-
-    @SuppressWarnings("unchecked")
-    @Test(expected = NullPointerException.class)
-    public void combineLatestDelayErrorVarargsOneIsNull() {
-        Flowable.combineLatestDelayError(new Function<Object[], Object>() {
-            @Override
-            public Object apply(Object[] v) {
-                return 1;
-            }
-        }, 128, Flowable.never(), null).blockingLast();
-    }
-
     @Test(expected = NullPointerException.class)
     public void combineLatestDelayErrorIterableNull() {
         Flowable.combineLatestDelayError((Iterable<Flowable<Object>>)null, new Function<Object[], Object>() {
@@ -2876,15 +2811,4 @@ public void delaySubscriptionOtherNull() {
     public void sampleFlowableNull() {
         just1.sample(null);
     }
-
-    @SuppressWarnings("unchecked")
-    @Test(expected = NullPointerException.class)
-    public void combineLatestDelayErrorVarargsFunctionReturnsNull() {
-        Flowable.combineLatestDelayError(new Function<Object[], Object>() {
-            @Override
-            public Object apply(Object[] v) {
-                return null;
-            }
-        }, 128, just1).blockingLast();
-    }
 }
@@ -1305,15 +1305,14 @@ public Object apply(Object a, Object b) throws Exception {
     @Test
     public void errorDelayed() {
         Flowable.combineLatestDelayError(
+                new Publisher[] { Flowable.error(new TestException()), Flowable.just(1) },
                 new Function<Object[], Object>() {
                     @Override
                     public Object apply(Object[] a) throws Exception {
                         return a;
                     }
                 },
-                128,
-                Flowable.error(new TestException()),
-                Flowable.just(1)
+                128
         )
         .test()
         .assertFailure(TestException.class);
@@ -1323,15 +1322,14 @@ public Object apply(Object[] a) throws Exception {
     @Test
     public void errorDelayed2() {
         Flowable.combineLatestDelayError(
+                new Publisher[] { Flowable.error(new TestException()).startWithItem(1), Flowable.empty() },
                 new Function<Object[], Object>() {
                     @Override
                     public Object apply(Object[] a) throws Exception {
                         return a;
                     }
                 },
-                128,
-                Flowable.error(new TestException()).startWithItem(1),
-                Flowable.empty()
+                128
         )
         .test()
         .assertFailure(TestException.class);
 
@@ -926,15 +926,14 @@ public Object apply(Object a, Object b) throws Exception {
     @Test
     public void errorDelayed() {
         Observable.combineLatestDelayError(
+                new ObservableSource[] { Observable.error(new TestException()), Observable.just(1) },
                 new Function<Object[], Object>() {
                     @Override
                     public Object apply(Object[] a) throws Exception {
                         return a;
                     }
                 },
-                128,
-                Observable.error(new TestException()),
-                Observable.just(1)
+                128
         )
         .test()
         .assertFailure(TestException.class);
@@ -944,15 +943,14 @@ public Object apply(Object[] a) throws Exception {
     @Test
     public void errorDelayed2() {
         Observable.combineLatestDelayError(
+                new ObservableSource[] { Observable.error(new TestException()).startWithItem(1), Observable.empty() },
                 new Function<Object[], Object>() {
                     @Override
                     public Object apply(Object[] a) throws Exception {
                         return a;
                     }
                 },
-                128,
-                Observable.error(new TestException()).startWithItem(1),
-                Observable.empty()
+                128
         )
         .test()
         .assertFailure(TestException.class);