Android Folder File List getAllFiles(File root, FileFilter filter)

Description

Gets all files under the specified fold.

License

Apache License

Parameter

Parameter	Description
root	the specified fold

Return

A list includes all files under the specified fold.

Declaration

public static List<File> getAllFiles(File root, FileFilter filter) 

Method Source Code

/**//from www .j  a  v  a2  s  .  c  om
 *  Copyright 2009 Welocalize, 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.
 *  
 */

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileFilter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.nio.ByteBuffer;
import java.nio.charset.Charset;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.apache.log4j.Logger;

public class Main{
    /**
     * Gets all files under the specified fold.
     * 
     * @param root
     *            the specified fold
     * @return A list includes all files under the specified fold.
     */
    public static List<File> getAllFiles(File root) {
        return getAllFiles(root, null);
    }
    /**
     * Gets all files under the specified fold.
     * 
     * @param root
     *            the specified fold
     * @return A list includes all files under the specified fold.
     */
    public static List<File> getAllFiles(File root, FileFilter filter) {
        Assert.assertFileExist(root);

        List<File> files = new ArrayList<File>();
        if (root.isFile()) {
            if (filter == null || filter.accept(root)) {
                files.add(root);
            }
        } else {
            File[] fs = root.listFiles();
            for (File f : fs) {
                files.addAll(getAllFiles(f, filter));
            }
        }

        return files;
    }
}

Related

1. pathContains(String root, String child)
2. listFile(File file)
3. listFiles(File file)
4. getFileList(File f)
5. getAllFiles(File root)