Here you can find the source of getFilesFor(List
public static List<File> getFilesFor(List<Integer> patientSets, File inputDirectory)
//package com.java2s; /**//from www .jav a 2 s.c o m * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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.io.File; import java.io.FilenameFilter; import java.util.ArrayList; import java.util.List; public class Main { /** * Get files for specific sets of patients. * Useful for selecting e.g. only training files. */ public static List<File> getFilesFor(List<Integer> patientSets, File inputDirectory) { List<File> files = new ArrayList<>(); for (Integer set : patientSets) { final int setNum = set; for (File file : inputDirectory.listFiles(new FilenameFilter() { @Override public boolean accept(File dir, String name) { return name.contains(String.format("ID%03d", setNum)); } })) { // skip hidden files like .svn if (!file.isHidden()) { files.add(file); } } } return files; } }