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:org.apache.tajo.catalog.store.XMLCatalogSchemaManager.java

protected String[] listJarResources(URL dirURL, FilenameFilter filter) throws IOException, URISyntaxException {
    String[] files = new String[0];
    String spec = dirURL.getFile();
    int seperator = spec.indexOf("!/");

    if (seperator == -1) {
        return files;
    }//from ww  w  .  ja va  2  s.  c  o  m

    URL jarFileURL = new URL(spec.substring(0, seperator));
    Set<String> filesSet = new HashSet<>();

    try (JarFile jarFile = new JarFile(jarFileURL.toURI().getPath())) {
        Enumeration<JarEntry> entries = jarFile.entries();

        while (entries.hasMoreElements()) {
            JarEntry entry = entries.nextElement();

            if (entry.isDirectory()) {
                continue;
            }

            String entryName = entry.getName();

            if (entryName.indexOf(schemaPath) > -1 && filter.accept(null, entryName)) {
                filesSet.add(entryName);
            }
        }
    }

    if (!filesSet.isEmpty()) {
        files = new String[filesSet.size()];
        files = filesSet.toArray(files);
    }

    return files;
}

From source file:com.colorchen.qbase.utils.FileUtil.java

/**
 * ??filter/*  w w w  .  j ava 2s  .  com*/
 *
 * @param dir         
 * @param filter      
 * @param isRecursive ??
 * @return 
 */
public static List<File> listFilesInDirWithFilter(File dir, FilenameFilter filter, boolean isRecursive) {
    if (isRecursive)
        return listFilesInDirWithFilter(dir, filter);
    if (dir == null || !isDir(dir))
        return null;
    List<File> list = new ArrayList<>();
    File[] files = dir.listFiles();
    for (File file : files) {
        if (filter.accept(file.getParentFile(), file.getName())) {
            list.add(file);
        }
    }
    return list;
}

From source file:com.mirth.connect.connectors.file.filesystems.FtpConnection.java

@Override
public List<FileInfo> listFiles(String fromDir, String filenamePattern, boolean isRegex, boolean ignoreDot)
        throws Exception {
    FilenameFilter filenameFilter;

    if (isRegex) {
        filenameFilter = new RegexFilenameFilter(filenamePattern);
    } else {// ww  w.j  ava  2 s. co  m
        filenameFilter = new WildcardFileFilter(filenamePattern.trim().split("\\s*,\\s*"));
    }

    if (!cwd(fromDir)) {
        logger.error(
                "listFiles.changeWorkingDirectory: " + client.getReplyCode() + "-" + client.getReplyString());
        throw new IOException("Ftp error: " + client.getReplyCode());
    }

    FTPFile[] files = client.listFiles();
    if (!FTPReply.isPositiveCompletion(client.getReplyCode())) {
        logger.error("listFiles.listFiles: " + client.getReplyCode() + "-" + client.getReplyString());
        throw new IOException("Ftp error: " + client.getReplyCode());
    }

    if (files == null || files.length == 0) {
        return new ArrayList<FileInfo>();
    }

    List<FileInfo> v = new ArrayList<FileInfo>(files.length);

    for (int i = 0; i < files.length; i++) {
        if ((files[i] != null) && files[i].isFile()) {
            if ((filenameFilter == null || filenameFilter.accept(null, files[i].getName()))
                    && !(ignoreDot && files[i].getName().startsWith("."))) {
                v.add(new FtpFileInfo(fromDir, files[i]));
            }
        }
    }
    return v;
}