Here you can find the source of parallelStreamFromIterable(Iterable
public static <T> Stream<T> parallelStreamFromIterable(Iterable<T> in)
//package com.java2s; /*/*from w w w. j a v a 2s. com*/ * Copyright (c) 2015 Shervin Asgari * 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. */ import java.util.stream.Stream; import java.util.stream.StreamSupport; public class Main { public static <T> Stream<T> parallelStreamFromIterable(Iterable<T> in) { return StreamSupport.stream(in.spliterator(), true); } }