Example usage for java.io FilenameFilter accept

Introduction

In this page you can find the example usage for java.io FilenameFilter accept.

Prototype

boolean accept(File dir, String name);

Source Link

Document

Tests if a specified file should be included in a file list.

Usage

From source file:Main.java

public static void addFilesRecursive(List<String> files, File location, FilenameFilter filter) {
    if (!location.exists()) {
        return;//from  w w  w  . j a v  a  2 s.  c  om
    }

    if (!location.isDirectory()) {
        if (filter.accept(location.getParentFile(), location.getName())) {
            files.add(location.getAbsolutePath());
        }
    }

    // we are in a directory => add all files matching filter and then
    // recursively add all files in subdirectories
    File[] tmp = location.listFiles(filter);
    if (tmp != null) {
        for (File file : tmp) {
            files.add(file.getAbsolutePath());
        }
    }

    File[] dirs = location.listFiles(new FileFilter() {

        @Override
        public boolean accept(File pathname) {
            return pathname.isDirectory();
        }
    });

    if (dirs == null) {
        return;
    }
    for (File dir : dirs) {
        addFilesRecursive(files, dir, filter);
    }
}

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From source file:org.opoo.util.PathUtils.java

private static void listFilesInternal(List<File> list, File dir, FilenameFilter filter, boolean recursive) {
    String ss[] = dir.list();/*from   w w w.  j  av a  2s  . c om*/
    if (ss == null)
        return;
    for (String s : ss) {
        File f = new File(dir, s);
        if (f.isFile()) {
            if (filter == null || filter.accept(dir, s)) {
                list.add(f);
            }
        }

        if (recursive && f.isDirectory()) {
            listFilesInternal(list, f, filter, recursive);
        }
    }
}

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From source file:org.owasp.dependencycheck.utils.ExtractionUtil.java

/**
 * Extracts a file from an archive (input stream) and correctly builds the directory structure.
 *
 * @param input the archive input stream
 * @param destination where to write the file
 * @param filter the file filter to apply to the files being extracted
 * @param entry the entry from the archive to extract
 * @throws ExtractionException thrown if there is an error reading from the archive stream
 */// w w  w .j  a v a2s . c  o  m
private static void extractFile(ArchiveInputStream input, File destination, FilenameFilter filter,
        ArchiveEntry entry) throws ExtractionException {
    final File file = new File(destination, entry.getName());
    if (filter.accept(file.getParentFile(), file.getName())) {
        LOGGER.debug("Extracting '{}'", file.getPath());
        FileOutputStream fos = null;
        try {
            createParentFile(file);
            fos = new FileOutputStream(file);
            IOUtils.copy(input, fos);
        } catch (FileNotFoundException ex) {
            LOGGER.debug("", ex);
            final String msg = String.format("Unable to find file '%s'.", file.getName());
            throw new ExtractionException(msg, ex);
        } catch (IOException ex) {
            LOGGER.debug("", ex);
            final String msg = String.format("IO Exception while parsing file '%s'.", file.getName());
            throw new ExtractionException(msg, ex);
        } finally {
            closeStream(fos);
        }
    }
}

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From source file:com.qmetry.qaf.automation.util.FileUtil.java

public static Collection<File> getFiles(File directory, String name, StringComparator c, boolean recurse) {
    // List of files / directories
    Vector<File> files = new Vector<File>();

    // Get files / directories in the directory
    File[] entries = directory.listFiles();
    FilenameFilter filter = getFileFilterFor(name, c);
    // Go over entries
    for (File entry : entries) {
        if ((filter == null) || filter.accept(directory, entry.getName())) {
            files.add(entry);//ww w  .  j  ava2 s .c o  m
        }

        // If the file is a directory and the recurse flag
        // is set, recurse into the directory
        if (recurse && entry.isDirectory()) {
            files.addAll(listFiles(entry, filter, recurse));
        }
    }

    // Return collection of files
    return files;
}

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From source file:com.qmetry.qaf.automation.util.FileUtil.java

public static Collection<File> getFiles(File directory, String extension, boolean recurse) {
    // List of files / directories
    Vector<File> files = new Vector<File>();

    // Get files / directories in the directory
    File[] entries = directory.listFiles();
    FilenameFilter filter = getFileFilterFor(extension, StringComparator.Suffix);
    // Go over entries
    for (File entry : entries) {
        if ((filter == null) || filter.accept(directory, entry.getName())) {
            files.add(entry);/*  ww  w  . j  ava  2  s  .co  m*/
        }

        // If the file is a directory and the recurse flag
        // is set, recurse into the directory
        if (recurse && entry.isDirectory()) {
            files.addAll(listFiles(entry, filter, recurse));
        }
    }

    // Return collection of files
    return files;
}

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From source file:com.codenvy.commons.lang.TarUtils.java

private static void addDirectoryRecursively(TarArchiveOutputStream tarOut, String parentPath, File dir,
        long modTime, FilenameFilter filter) throws IOException {
    final int parentPathLength = parentPath.length() + 1;
    final LinkedList<File> q = new LinkedList<>();
    q.add(dir);//from  ww w  . ja v a  2s .c  om
    while (!q.isEmpty()) {
        final File current = q.pop();
        final File[] list = current.listFiles();
        if (list != null) {
            for (File f : list) {
                if (filter.accept(current, f.getName())) {
                    final String entryName = f.getAbsolutePath().substring(parentPathLength).replace('\\', '/');
                    if (f.isDirectory()) {
                        addDirectoryEntry(tarOut, entryName, f, modTime);
                        q.push(f);
                    } else if (f.isFile()) {
                        addFileEntry(tarOut, entryName, f, modTime);
                    }
                }
            }
        }
    }
}

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From source file:com.qmetry.qaf.automation.util.FileUtil.java

public static Collection<File> listFiles(File directory, FilenameFilter filter, boolean recurse) {
    // List of files / directories
    Vector<File> files = new Vector<File>();

    // Get files / directories in the directory
    File[] entries = directory.listFiles();

    // Go over entries
    for (File entry : entries) {
        if ((filter == null) || filter.accept(directory, entry.getName())) {
            files.add(entry);//from   w w  w .  java 2  s . com
        }

        // If the file is a directory and the recurse flag
        // is set, recurse into the directory
        if (recurse && entry.isDirectory() && !entry.isHidden()) {
            files.addAll(listFiles(entry, filter, recurse));
        }
    }

    // Return collection of files
    return files;
}

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From source file:jenkins.plugins.coverity.CoverityUtils.java

public static Collection<File> listFiles(File directory, FilenameFilter filter, boolean recurse) {
    Vector<File> files = new Vector<File>();
    File[] entries = directory.listFiles();
    if (entries == null) {
        return files;
    }//from   www . ja  v a 2 s  .  c  om

    for (File entry : entries) {
        if (filter == null || filter.accept(directory, entry.getName())) {
            files.add(entry);
        }

        if (recurse && entry.isDirectory()) {
            files.addAll(listFiles(entry, filter, recurse));
        }
    }

    return files;
}

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From source file:com.buaa.cfs.utils.IOUtils.java

/**
 * Return the complete list of files in a directory as strings.<p/>
 * <p>//from w  w  w  .j av  a  2  s .  c o  m
 * This is better than File#listDir because it does not ignore IOExceptions.
 *
 * @param dir    The directory to list.
 * @param filter If non-null, the filter to use when listing this directory.
 *
 * @return The list of files in the directory.
 *
 * @throws IOException On I/O error
 */
public static List<String> listDirectory(File dir, FilenameFilter filter) throws IOException {
    ArrayList<String> list = new ArrayList<String>();
    try (DirectoryStream<Path> stream = Files.newDirectoryStream(dir.toPath())) {
        for (Path entry : stream) {
            String fileName = entry.getFileName().toString();
            if ((filter == null) || filter.accept(dir, fileName)) {
                list.add(fileName);
            }
        }
    } catch (DirectoryIteratorException e) {
        throw e.getCause();
    }
    return list;
}

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From source file:nl.knaw.dans.common.lang.file.UnzipUtil.java

private static boolean createPath(final String basePathStr, final String path, final List<File> files,
        final FilenameFilter filter) throws IOException {
    final File basePath = new File(basePathStr);
    if (!basePath.exists())
        throw new FileNotFoundException(basePathStr);

    final String[] extPaths = path.split(File.separator);
    String pathStr = basePath.getPath();
    if (!pathStr.endsWith(File.separator))
        pathStr += File.separator;

    for (final String pathPiece : extPaths) {
        if (!filter.accept(basePath, pathPiece))
            return false;
    }/*from w w w .j  a va2  s.  c  o  m*/

    for (int i = 0; i < extPaths.length; i++) {
        pathStr += extPaths[i] + File.separator;
        final File npath = new File(pathStr);
        if (!npath.isDirectory()) {
            if (!npath.mkdir())
                throw new IOException("Error while creating directory " + npath.getAbsolutePath());
            files.add(npath);
        }
    }

    return true;
}

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