Java tutorial
/* * Copyright 2014-present Facebook, Inc. * * 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. */ package com.facebook.buck.java.abi; import com.google.common.base.Preconditions; import java.nio.file.Files; import java.nio.file.Path; class Walkers { private Walkers() { // Helper class } public static Walker getWalkerFor(Path path) { Preconditions.checkNotNull(path); if (Files.isDirectory(path)) { return new DirectoryWalker(path); } else { return new ZipWalker(path); } } }