Example usage for java.io FilenameFilter FilenameFilter

List of usage examples for java.io FilenameFilter FilenameFilter

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Introduction

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

Prototype

FilenameFilter

Source Link

Usage

From source file:Main.java

public static void removeUnusedTiles(Context mContext, final ArrayList<String> usedTiles) {
    // remove all files are stored in the tile path but are not used
    File folder = new File(mContext.getFilesDir(), TILE_PATH);
    File[] unused = folder.listFiles(new FilenameFilter() {

        @Override//  w w w.  ja v a 2 s .  c  om
        public boolean accept(File dir, String filename) {
            return !usedTiles.contains(filename);
        }
    });

    if (unused != null) {
        for (File f : unused) {
            f.delete();
        }
    }
}

From source file:Main.java

/**
 * Obtains a list of files that live in the specified directory and match the glob pattern.
 *///from w w w .j a v  a  2s  .com
public static String[] getFiles(File dir, String glob) {
    String regex = globToRegex(glob);
    final Pattern pattern = Pattern.compile(regex);
    String[] result = dir.list(new FilenameFilter() {
        @Override
        public boolean accept(File dir, String name) {
            Matcher matcher = pattern.matcher(name);
            return matcher.matches();
        }
    });
    Arrays.sort(result);

    return result;
}

From source file:com.krzysztofzabinski.publication1.Remover.java

public static void readInput() {
    File inputDirectory = new File("input/.");
    inputFiles = inputDirectory.listFiles(new FilenameFilter() {
        public boolean accept(File dir, String name) {
            return name.toLowerCase().endsWith("train.csv");
        }//ww w . java2  s .c o m
    });

    for (File file : inputFiles) {
        List<String> tmpList = new ArrayList<>();

        BufferedReader reader = null;
        String line;
        try {

            reader = new BufferedReader(new FileReader(file.getAbsolutePath()));
            while ((line = reader.readLine()) != null) {
                tmpList.add(line);
            }

        } catch (FileNotFoundException e) {
        } catch (IOException e) {
        } finally {
            if (reader != null) {
                try {
                    reader.close();
                } catch (IOException e) {
                }
            }
        }

        inputList.add(tmpList);
    }

}

From source file:Main.java

static String composeFilesString(final String dirPath, final List<String> subDirPaths, final String pattern,
        int skip) {
    final StringBuilder sb = new StringBuilder();
    final List<File> allFiles = new ArrayList<>();
    final FilenameFilter filter = new FilenameFilter() {
        @Override/*from  www .j  a  v a 2s .  c  om*/
        public boolean accept(File dir, String name) {
            return name.matches(pattern);
        }
    };
    for (final String subDirPath : subDirPaths) {
        final File subDir = new File(dirPath, subDirPath);
        final File[] files = subDir.listFiles(filter);
        if (files == null) {
            throw new RuntimeException(String.format("%s directory does not exist", subDir.getPath()));
        }
        Arrays.sort(files);
        Collections.addAll(allFiles, files);
    }
    final int m;
    final int n;
    if (skip >= 0) {
        m = skip;
        n = allFiles.size();
    } else {
        m = 0;
        n = allFiles.size() + skip;
    }
    for (int i = m; i < n; i++) {
        final File file = allFiles.get(i);
        if (sb.length() > 0) {
            sb.append(' ');
        }
        sb.append(file.getPath());
    }
    return sb.toString();
}

From source file:Main.java

public static String[] getMountedVolumes() {
    final String state = Environment.getExternalStorageState();
    if (Environment.MEDIA_MOUNTED.equals(state) || Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) { // we can read the External Storage...           
        //Retrieve the primary External Storage:
        final File primaryExternalStorage = Environment.getExternalStorageDirectory();

        //Retrieve the External Storages root directory:
        String externalStorageRootDir = null;
        if ((externalStorageRootDir = primaryExternalStorage.getParent()) == null) { // no parent...
            return (new String[] { "ONLY A SINGLE VOLUME HAS BEEN DETECTED!",
                    (Environment.isExternalStorageRemovable() ? "(REMOVABLE SD-CARD)" : "(INTERNAL STORAGE)")
                            + " PRIMARY STORAGE: " + primaryExternalStorage });
        } else {/*  www  .  j  a  v a  2  s .  c o  m*/
            final File externalStorageRoot = new File(externalStorageRootDir);
            final File[] files = externalStorageRoot.listFiles(new FilenameFilter() {

                @Override
                public boolean accept(File dir, String filename) {
                    // TODO Auto-generated method stub

                    File file = new File(dir, filename);
                    if (file.isDirectory() && file.canRead() && file.canWrite() && !file.isHidden()) {
                        return true;
                    }
                    return false;
                }

            }); //.listFiles();
            List<String> data = new ArrayList<String>();
            if (files.length > 1) {
                data.add("MULTIPLE VOLUMES HAS BEEN DETECTED!");
                data.add("Enumerating detected volumes . . .");
            } else {
                data.add("ONLY A SINGLE VOLUME HAS BEEN DETECTED!");
            }

            for (final File file : files) {
                if (file.isDirectory() && file.canRead() && file.canWrite() && !file.isHidden()
                        && (files.length > 0)) { // it is a real directory (not a USB drive)...
                    if (file.toString().equals(primaryExternalStorage.toString()))
                        data.add((Environment.isExternalStorageRemovable() ? "(REMOVABLE SD-CARD)"
                                : "(INTERNAL Memory)") + " PRIMARY STORAGE: " + file.getAbsolutePath());
                    else {
                        data.add(((file.toString().contains("usb") || file.toString().contains("USB"))
                                ? "MOUNTED USB"
                                : "MOUNTED") + " STORAGE: " + file.getAbsolutePath());
                    }
                }
            }
            return data.toArray(new String[data.size()]);
        }
    } else {
        // we cannot read the External Storage..., return null
        return null;
    }

}

From source file:gov.nih.nci.ncicb.tcga.dcc.qclive.common.util.DirectoryListerImpl.java

/**
 * Convenience method to statically get list of files in dir.
 * @param dirName the directory in which to look
 * @return array of File objects/*ww  w  .  j a va2 s  . c o m*/
 */
public static File[] getFilesInDir(final String dirName) {
    final File dir = new File(dirName);
    // It is also possible to filter the list of returned files.
    // This does not return any files that start with `.'.
    final FilenameFilter filter = new FilenameFilter() {
        public boolean accept(final File dir, final String name) {
            return !name.startsWith(".");
        }
    };
    return dir.listFiles(filter) != null ? dir.listFiles(filter) : null;
}

From source file:eu.digitisation.idiomaident.utils.CorpusFilter.java

private static HashMap<String, File> getFolderList(File parent) {
    File[] folders = parent.listFiles(new FilenameFilter() {
        @Override//  w w  w. j a v  a 2s  .c o  m
        public boolean accept(File file, String name) {
            return file.isDirectory();
        }
    });

    HashMap<String, File> map = new HashMap<>();

    for (File folder : folders) {
        map.put(folder.getName(), folder);
    }

    return map;
}

From source file:net.itransformers.idiscover.discoverylisteners.TopologyDeviceLogger.java

public static void main(String[] args) throws FileNotFoundException, JAXBException {
    String path = "tmp1";
    File dir = new File(path);
    String[] files = dir.list(new FilenameFilter() {
        public boolean accept(File dir, String name) {
            return (name.startsWith("device") && name.endsWith(".xml"));
        }/*w w  w.ja v  a2s .  co m*/
    });
    TopologyDeviceLogger logger = new TopologyDeviceLogger(path);
    String host = "10.33.0.5";
    String snmpROComm = "public";
    Map<String, String> resourceParams = new HashMap<String, String>();
    resourceParams.put("community", snmpROComm);
    resourceParams.put("version", "1");
    Resource resource = new Resource(host, null, resourceParams);

    for (String fileName : files) {
        FileInputStream is = new FileInputStream(path + File.separator + fileName);
        DiscoveredDeviceData discoveredDeviceData = null;
        try {
            discoveredDeviceData = JaxbMarshalar.unmarshal(DiscoveredDeviceData.class, is);
        } finally {
            try {
                is.close();
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        String deviceName = fileName.substring("device-".length(), fileName.length() - ".xml".length());
        logger.handleDevice(deviceName, null, discoveredDeviceData, resource);
    }

}

From source file:com.modelon.oslc.adapter.fmi.integration.FMUConnector.java

public static File[] finder(String dirName, String fileExtension) {
    File dir = new File(dirName);
    return dir.listFiles(new FilenameFilter() {
        public boolean accept(File dir1, String filename) {
            return filename.endsWith(fileExtension);
        }/*  w ww  .  j  a va  2 s .  c  o m*/
    });
}

From source file:eu.sisob.uma.restserver.FileSystemManager.java

/**
 *
 * @param code_task_folder_dir/* w  w  w.j av  a 2 s. c  o m*/
 * @param filename_prefix
 * @param filename_ext
 * @return
 */
public static File getFileIfExists(File code_task_folder_dir, final String filename_prefix,
        final String filename_ext) {

    List<File> list = null;
    if (code_task_folder_dir.exists()) {

        list = Arrays.asList(code_task_folder_dir.listFiles(new FilenameFilter() {
            @Override
            public boolean accept(File dir, String name) {
                return name.startsWith(filename_prefix) && name.endsWith(filename_ext);
            }
        }));
    }

    return (list != null && list.size() == 1 ? list.get(0) : null);

}