search Files by extension - Android File Input Output

Android examples for File Input Output:File Name

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Description

search Files by extension

Demo Code

/**/*  www  . j  a  v  a  2s  . c o  m*/
 * iCal Import/Export Plus - import ical-Files on Android
 * 
 * Copyright (C) 2013 Gilles Baatz <baatzgilles@gmail.com>
 * Copyright (C) 2013 Dominik Sch?rmann <dominik@dominikschuermann.de>
 * Copyright (C) 2010-2011 Lukas Aichbauer
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program 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 for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
//package com.java2s;
import java.io.File;
import java.util.ArrayList;
import java.util.List;

public class Main {
    public static List<File> searchFiles(File root, String... extension) {
        List<File> files = new ArrayList<File>();
        searchFiles(root, files, extension);
        return files;
    }

    private static void searchFiles(File root, List<File> files,
            String... extension) {
        if (root.isFile()) {
            for (String string : extension) {
                if (root.toString().endsWith(string)) {
                    files.add(root);
                }
            }
        } else {
            File[] children = root.listFiles();
            if (children != null) {
                for (File file : children) {
                    searchFiles(file, files, extension);
                }
            }
        }
    }
}

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