Example usage for java.io FilenameFilter accept

List of usage examples for java.io FilenameFilter accept

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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.openflexo.toolbox.FileUtils.java

public static Vector<File> listFilesRecursively(File dir, final FilenameFilter filter) {
    if (!dir.isDirectory()) {
        return null;
    }//from w  ww.  j  a v a 2s  . com
    Vector<File> files = new Vector<File>();
    File[] f = dir.listFiles();
    for (int i = 0; i < f.length; i++) {
        File file = f[i];
        if (file.isDirectory()) {
            files.addAll(listFilesRecursively(file, filter));
        } else if (filter.accept(dir, file.getName())) {
            files.add(file);
        }
    }
    return files;
}

From source file:org.geoserver.importer.VFSWorker.java

@SuppressWarnings("unchecked")
public Collection<File> listFilesInFolder(final File targetFolder, final FilenameFilter fileNameFilter) {
    IOFileFilter fileFilter = new IOFileFilter() {

        public boolean accept(File dir, String name) {
            return fileNameFilter.accept(dir, name);
        }/*from   ww  w  .  ja  v  a  2s. c om*/

        public boolean accept(File file) {
            return fileNameFilter.accept(file.getParentFile(), file.getName());
        }
    };
    IOFileFilter dirFilter = TrueFileFilter.INSTANCE;
    Collection<File> listFiles = FileUtils.listFiles(targetFolder, fileFilter, dirFilter);
    return listFiles;
}

From source file:org.mule.transport.ftp.FtpMessageRequester.java

protected FTPFile findFileToProcess(FTPClient client) throws Exception {
    FTPListParseEngine engine = client.initiateListParsing();
    FTPFile[] files = null;//from  www  . j  a v a 2 s.c  om
    while (engine.hasNext()) {
        files = engine.getNext(FTP_LIST_PAGE_SIZE);
        if (files == null) {
            break;
        }
        FilenameFilter filenameFilter = getFilenameFilter();
        for (int i = 0; i < files.length; i++) {
            FTPFile file = files[i];
            if (file.isFile()) {
                if (filenameFilter.accept(null, file.getName())) {
                    if (connector.validateFile(file)) {
                        // only read the first one
                        return file;
                    }
                }
            }
        }
    }
    if (!FTPReply.isPositiveCompletion(client.getReplyCode())) {
        throw new IOException("Ftp error: " + client.getReplyCode());
    }

    return null;
}

From source file:org.springframework.data.keyvalue.riak.core.io.RiakFile.java

@Override
public String[] list(FilenameFilter filenameFilter) {
    List<String> uris = new LinkedList<String>();
    for (String s : list()) {
        if (filenameFilter.accept(this, s)) {
            uris.add(s);//from w  w w.  j a  va  2  s  .  c  o  m
        }
    }
    return (String[]) uris.toArray();
}

From source file:org.apache.hyracks.storage.am.lsm.common.impls.AbstractLSMIndexFileManager.java

protected FilenameFilter getCompoundFilter(final FilenameFilter filter1, final FilenameFilter filter2) {
    return new FilenameFilter() {
        @Override//  ww  w  .  ja  v  a  2 s .c  om
        public boolean accept(File dir, String name) {
            return (filter1.accept(dir, name) && filter2.accept(dir, name));
        }
    };
}

From source file:pt.webdetails.cdf.dd.render.components.ComponentManager.java

private List<File> listAllFiles(File dir, FilenameFilter filter) {
    ArrayList<File> results = new ArrayList<File>();

    File[] files = dir.listFiles();
    if (files != null) {
        for (File file : files) {
            if (file.isDirectory()) {
                results.addAll(listAllFiles(file, filter));
            } else if (filter.accept(dir, file.getName())) {
                results.add(file);//from   w w w .  ja  va2  s  .c o  m
            }
        }
    }
    return results;
}

From source file:org.hyperic.hq.product.RtPlugin.java

protected ParsedFile[] generateFileList(Properties alreadyParsedFiles, String logdir, String logmask)
        throws IOException {
    FilenameFilter filter = new GlobFilenameFilter(logmask.trim());
    ArrayList removedFiles = new ArrayList();
    Enumeration en = alreadyParsedFiles.keys();

    while (en.hasMoreElements()) {
        String file = (String) en.nextElement();
        File temp = new File(file);

        if (filter.accept(temp.getParentFile(), temp.getName())) {
            removedFiles.add(file);/*w ww  .  ja  va2s .c om*/
        }
    }

    File directory = new File(logdir);
    if (!directory.canRead()) {
        this.log.error("logDir (" + logdir + ") is not readable by the agent!");
    }
    File[] flist = directory.listFiles(filter);
    ArrayList toParse = new ArrayList();

    if (flist == null || flist.length == 0) {
        this.log.warn("No valid response time log files found.  " + "logDir='" + logdir + "', logMask='"
                + logmask + "'");
        return (ParsedFile[]) toParse.toArray(new ParsedFile[0]);
    }

    for (int i = 0; i < flist.length; i++) {
        Long len = new Long(flist[i].length());
        String canonPath = flist[i].getCanonicalPath();
        String value = alreadyParsedFiles.getProperty(canonPath);

        Long oldlen = (value == null) ? new Long(0) : Long.valueOf(value);

        // This file exists, remove it from the list of files
        // that have been removed.
        removedFiles.remove(canonPath);

        if (oldlen.compareTo(len) != 0) {
            this.log.debug("Adding " + canonPath + " to parse list " + "(offset=" + oldlen + ")");
            toParse.add(new ParsedFile(canonPath, oldlen.longValue()));
        }
    }

    // Remove the files that were removed since the last time we parsed
    // the logs.  The way this 'removed files' thing is implemented is
    // soo lame.
    Iterator it = removedFiles.iterator();
    while (it.hasNext()) {
        String toRemove = (String) it.next();
        this.log.debug("Removing " + toRemove + " from parse list");
        this.log.debug(toRemove);
        alreadyParsedFiles.remove(toRemove);
    }

    return (ParsedFile[]) toParse.toArray(new ParsedFile[0]);
}

From source file:fr.landel.utils.io.FileSystemUtilsTest.java

/**
 * Check {@link FileSystemUtils#createFilenameFilter}
 * /* w  w  w  .  ja  v a  2s.c  o m*/
 * @throws IOException
 *             on error
 */
@Test
public void testCreateFilenameFilter() throws IOException {
    FilenameFilter filter = FileSystemUtils.createFilenameFilter(TXT_EXT, XML_EXT);

    assertEquals(2, FileSystemUtils.listFiles(new File(CHECK_CRC32_PATH), filter).size());

    assertFalse(filter.accept(null, null));

    assertException(() -> {
        FileSystemUtils.createFilenameFilter();
        fail();
    }, IllegalArgumentException.class, ERROR_PARAM_NULL);

    assertException(() -> {
        FileSystemUtils.createFilenameFilter((String[]) null);
        fail();
    }, IllegalArgumentException.class, ERROR_PARAM_NULL);

    assertException(() -> {
        FileSystemUtils.createFilenameFilter(new String[] { "log", null });
        fail();
    }, IllegalArgumentException.class, "extensions array cannot contains 'null'");
}

From source file:org.apache.webdav.lib.WebdavFile.java

public File[] listFiles(FilenameFilter filter) {

    WebdavResource res = null;/*from   w ww  .j a v a  2s  .c o  m*/
    try {
        res = createRes();
        WebdavResource allFiles[] = res.listWebdavResources();
        if (allFiles == null)
            return null;

        ArrayList filtered = new ArrayList();
        for (int i = 0; i < allFiles.length; i++) {
            if (filter == null || filter.accept(this, allFiles[i].getDisplayName()))
                filtered.add(new WebdavFile(allFiles[i].getHttpURL()));
        }

        return toFileArray(filtered);

    } catch (Exception e) {
        throw new WebdavException(e);
    } finally {
        closeRes(res);
    }
}

From source file:org.apache.hadoop.hdfs.server.datanode.TestBlockReport.java

private List<File> findAllFiles(File top, FilenameFilter mask) {
    if (top == null)
        return null;
    ArrayList<File> ret = new ArrayList<File>();
    for (File f : top.listFiles()) {
        if (f.isDirectory())
            ret.addAll(findAllFiles(f, mask));
        else if (mask.accept(f, f.getName()))
            ret.add(f);/* w w  w  .j  a v  a2 s  . co m*/
    }
    return ret;
}