Migrate toward java.util.function

- Package-private changes only
- Maintains binary and source compatibility

src/main/java/org/apache/commons/collections4/IterableUtils.java

@@ -678,7 +678,7 @@ public static <O, R extends Collection<O>> List<R> partition(final Iterable<? ex
 
         if (predicates.length < 1) {
             // return the entire input collection as a single partition
-            final R singlePartition = partitionFactory.create();
+            final R singlePartition = partitionFactory.get();
             CollectionUtils.addAll(singlePartition, iterable);
             return Collections.singletonList(singlePartition);
         }
@@ -688,7 +688,7 @@ public static <O, R extends Collection<O>> List<R> partition(final Iterable<? ex
         final int numberOfPartitions = numberOfPredicates + 1;
         final List<R> partitions = new ArrayList<>(numberOfPartitions);
         for (int i = 0; i < numberOfPartitions; ++i) {
-            partitions.add(partitionFactory.create());
+            partitions.add(partitionFactory.get());
         }
 
         // for each element in inputCollection:

src/main/java/org/apache/commons/collections4/functors/CloneTransformer.java

@@ -66,7 +66,7 @@ public T transform(final T input) {
         if (input == null) {
             return null;
         }
-        return PrototypeFactory.prototypeFactory(input).create();
+        return PrototypeFactory.prototypeFactory(input).get();
     }
 
 }

src/main/java/org/apache/commons/collections4/functors/FactoryTransformer.java

@@ -77,7 +77,7 @@ public Factory<? extends O> getFactory() {
      */
     @Override
     public O transform(final I input) {
-        return iFactory.create();
+        return iFactory.get();
     }
 
 }

src/main/java/org/apache/commons/collections4/list/LazyList.java

@@ -131,7 +131,7 @@ protected LazyList(final List<E> list, final Transformer<Integer, ? extends E> t
 
     private E element(final int index) {
         if (factory != null) {
-            return factory.create();
+            return factory.get();
         }
         if (transformer != null) {
             return transformer.transform(index);