Here you can find the source of asPaths(final Iterable extends File> files)
static Iterable<Path> asPaths(final Iterable<? extends File> files)
//package com.java2s; /*//from w w w . j a v a 2 s . co m * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ import java.io.File; import java.nio.file.Path; import java.util.Iterator; public class Main { static Iterable<Path> asPaths(final Iterable<? extends File> files) { return () -> new Iterator<Path>() { Iterator<? extends File> iter = files.iterator(); @Override public boolean hasNext() { return iter.hasNext(); } @Override public Path next() { return iter.next().toPath(); } }; } }