Java Stream Create asStream(Iterator sourceIterator)

Description

Converts an Iterator to a java Stream

License

Apache License

Parameter

Parameter	Description
sourceIterator	the iterator
T	the data type of the stream

Return

the

Declaration

public static <T> Stream<T> asStream(Iterator<T> sourceIterator) 

Method Source Code

//package com.java2s;
/**/*  ww w.j av a  2 s . co  m*/
 * Copyright (C) 2016 Hurence (support@hurence.com)
 *
 * 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.Iterator;

import java.util.stream.Stream;
import java.util.stream.StreamSupport;

public class Main {
    /**
     * Converts an {@link Iterator} to a java {@link Stream}
     *
     * @param sourceIterator the iterator
     * @param <T>            the data type of the stream
     * @return the {@link Stream}
     */
    public static <T> Stream<T> asStream(Iterator<T> sourceIterator) {
        return asStream(sourceIterator, false);
    }

    /**
     * Converts an {@link Iterator} to a java {@link Stream}
     *
     * @param sourceIterator the iterator
     * @param parallel       parallelize the stream
     * @param <T>            the data type of the stream
     * @return the {@link Stream}
     */
    public static <T> Stream<T> asStream(Iterator<T> sourceIterator, boolean parallel) {
        Iterable<T> iterable = () -> sourceIterator;
        return StreamSupport.stream(iterable.spliterator(), parallel);

    }
}

Related

1. asStream(Collection source, boolean parallel)
2. asStream(Iterable sourceIterable)
3. asStream(Iterator iter)
4. asStream(T... objs)
5. asStream(T[] items)