Example usage for java.io File listFiles

Introduction

In this page you can find the example usage for java.io File listFiles.

Prototype

public File[] listFiles()

Source Link

Document

Returns an array of abstract pathnames denoting the files in the directory denoted by this abstract pathname.

Usage

From source file:Main.java

public static void deleteFile(File file) {
    if (file.isDirectory()) {
        if (file.list().length == 0)
            file.delete();/*from ww w.j  av  a2  s . c  o  m*/
        else {
            File[] files = file.listFiles();
            for (File f : files)
                deleteFile(f);
            deleteFile(file);
        }
    } else
        file.delete();
}

From source file:Main.java

private static void readGpxDirectory(File dir, final Map<String, Long> map, String parent,
        boolean absolutePath) {
    if (dir != null && dir.canRead()) {
        File[] files = dir.listFiles();
        if (files != null) {
            for (File f : files) {
                if (f.getName().toLowerCase().endsWith(".gpx")) { //$NON-NLS-1$
                    map.put(absolutePath ? f.getAbsolutePath() : parent + f.getName(), f.lastModified());
                } else if (f.isDirectory()) {
                    readGpxDirectory(f, map, parent + f.getName() + "/", absolutePath);
                }/*w  ww.ja  v  a  2 s .c o m*/
            }
        }
    }
}

From source file:Main.java

public static List<File> listFilesByName(File f) {
    Log.d("listFileByName f", "" + f);
    final List<File> fList = new LinkedList<>();
    final Stack<File> stk = new Stack<>();
    if (f.isDirectory()) {
        stk.push(f);/*  w  w w  .jav  a  2  s. c o  m*/
    } else {
        fList.add(f);
    }
    File fi = null;
    File[] fs;
    while (stk.size() > 0) {
        fi = stk.pop();
        fs = fi.listFiles();
        for (File f2 : fs) {
            if (f2.isDirectory()) {
                stk.push(f2);
            } else {
                fList.add(f2);
            }
        }
    }
    return fList;
}

From source file:hrider.io.FileHelper.java

public static void delete(File path, String... exclude) {
    List<String> excludedPaths = Arrays.asList(exclude);

    File[] files = path.listFiles();
    if (files != null) {
        for (File file : files) {
            if (!excludedPaths.contains(file.getName())) {
                if (file.isDirectory()) {
                    delete(file);//from   w ww  .j  ava2s . com
                }
                file.delete();
            }
        }
    }
}

From source file:net.landora.video.info.file.FileHasher.java

public static void checkDirectory(File dir) throws IOException {
    for (File file : dir.listFiles()) {
        if (file.isHidden()) {
            continue;
        }/*w ww  .  j a v a 2s  .  c om*/

        if (file.isDirectory()) {
            checkDirectory(file);
        } else {

            String extension = ExtensionUtils.getExtension(file);
            if (!ExtensionUtils.isVideoExtension(extension)) {
                continue;
            }

            FileInfo info = FileInfoManager.getInstance().getFileInfo(file);
            VideoMetadata md = MetadataProvidersManager.getInstance().getMetadata(info);

            if (md == null) {
                continue;
            }

            file = file.getCanonicalFile();

            String filename = getOutputFilename(md) + "." + extension;

            File outputFile = new File(getOutputFolder(md), filename);
            outputFile.getParentFile().mkdirs();
            outputFile = outputFile.getCanonicalFile();

            if (!outputFile.equals(file)) {
                if (outputFile.exists()) {
                } else {
                    FileUtils.moveFile(file, outputFile);
                }

            }

        }
    }
}

From source file:Main.java

/**
 * Delete the earliest file in the specified directory
 * //from  ww w.j ava 2  s .  c o  m
 * @param dir
 *            The specified directory
 * @param exceptFile
 *            Exclude the file name
 */
public static final void deleteEarliestFile(File dir, String exceptFile) {
    if (dir != null && dir.isDirectory()) {
        File earlyFile = null;
        File[] files = dir.listFiles();
        if (files.length == 0)
            return;
        for (int i = 0; i < files.length; i++) {
            File f = files[i];
            if (f.getName().equals(exceptFile))
                continue;
            if (earlyFile == null) {
                earlyFile = files[i];
                continue;
            }
            if (earlyFile.lastModified() > f.lastModified()) {
                earlyFile = f;
            }
        }
        if (earlyFile != null)
            earlyFile.delete();
    }
}

From source file:Main.java

static DefaultMutableTreeNode createTreeModel(File file, boolean recursive) {
    DefaultMutableTreeNode node = new DefaultMutableTreeNode(file);
    if (file.isDirectory() && recursive) {
        File[] children = file.listFiles();
        if (children != null) {
            for (File f : children) {
                node.add(createTreeModel(f, recursive));
            }//from  ww w. j av  a2 s . c o  m
        }
    }
    return node;
}

From source file:Main.java

public static ArrayList<File> getFileList(File dir, String... fileExtensions) {
    final ArrayList<File> files = new ArrayList<File>();
    final File[] fileList = dir.listFiles();
    if (fileList != null) {
        for (File file : fileList) {
            if (file.isFile()) {
                if (fileExtensions.length == 0) {
                    files.add(file);/*from www. j  ava 2s .  c o m*/
                } else {
                    String fileName = file.getName().toLowerCase();
                    for (String ext : fileExtensions) {
                        if (fileName.endsWith(ext)) {
                            files.add(file);
                            break;
                        }
                    }
                }
            } else {
                files.addAll(getFileList(file, fileExtensions));
            }
        }
    }
    return files;
}

From source file:Main.java

public static long getDirectorySize(File f) {
    if (f == null || !f.exists() || !f.isDirectory()) {
        return 0;
    }//w w w . j  ava  2s .  com
    long size = 0;
    File[] flist = f.listFiles();
    if (flist != null) {
        for (int i = 0; i < flist.length; i++) {
            if (flist[i].isDirectory()) {
                size = size + getDirectorySize(flist[i]);
            } else {
                size = size + flist[i].length();
            }
        }
    }
    return size;
}

From source file:com.oldratlee.nanotemplate.NanoTemplateTest.java

@Parameterized.Parameters
public static Collection<Object[]> prepareData() throws Exception {
    final List<Object[]> retTestData = new ArrayList<Object[]>();

    File directory = new File(NanoTemplateTest.class.getResource("./").getFile());
    File[] files = directory.listFiles();
    assertNotNull(files);/*w  w  w .j a  v a 2 s.com*/
    for (File f : files) {
        if (f.getName().endsWith("nanotemplate")) {
            retTestData.add(new Object[] { f.getName() });
        }
    }
    return retTestData;
}