Example usage for java.io File isFile

List of usage examples for java.io File isFile

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Introduction

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

Prototype

public boolean isFile()

Source Link

Document

Tests whether the file denoted by this abstract pathname is a normal file.

Usage

From source file:Main.java

public static boolean deleteFiles(String folder) {
    if (folder == null || folder.length() == 0 || folder.trim().length() == 0) {
        return true;
    }//from  w w w.  j  a va 2  s  . c om
    File file = new File(folder);
    if (!file.exists()) {
        return true;
    }
    if (file.isFile()) {
        return file.delete();
    }
    if (!file.isDirectory()) {
        return false;
    }
    for (File f : file.listFiles()) {
        if (f.isFile()) {
            f.delete();
        } else if (f.isDirectory()) {
            deleteFile(f.getAbsolutePath());
        }
    }
    return file.delete();
}

From source file:Main.java

public static boolean deleteFileRecursively(String path) {
    File destFile = new File(path);
    if (!destFile.exists()) {
        return true;
    }/*from   w  w w .  ja  v a 2s. c  o  m*/

    if (destFile.isFile()) {
        destFile.delete();
        return true;
    }

    String[] childNames = destFile.list();
    for (String child : childNames) {
        if (!deleteFileRecursively(new File(path, child).getAbsolutePath())) {
            return false;
        }
    }
    return destFile.delete();
}

From source file:Main.java

public static List<String> getSubtitlePath(String videoPath) {
    List<String> sbPathList = new ArrayList<String>();
    if (TextUtils.isEmpty(videoPath))
        return sbPathList;
    if (videoPath.contains("file")) {
        videoPath = videoPath.substring(7);
    }/*  www.  j  a v a2 s  .c o m*/

    int end = videoPath.lastIndexOf("/", videoPath.length());
    String path = videoPath.substring(0, end + 1);
    end = videoPath.lastIndexOf(".", videoPath.length());
    if (-1 == end || null == path)
        return sbPathList;

    String subffix = videoPath.substring(0, end);
    File files = new File(path);
    if ((files != null) && (files.exists()) && (files.isDirectory())) {
        File[] filesInDir = files.listFiles();
        long count = filesInDir.length;
        for (int num = 0; num < count; num++) {
            String filePath = filesInDir[num].getPath();
            File subTitleFile = new File(filePath);
            if ((subTitleFile != null) && (subTitleFile.isFile()) && (subTitleFile.canRead())) {
                int pos = filePath.lastIndexOf(".", filePath.length());
                String sub = filePath.substring(pos + 1, filePath.length());
                if ((filePath.startsWith(subffix)) && (sub != null)
                        && ((sub.equalsIgnoreCase("srt")) || (sub.equalsIgnoreCase("ass"))
                                || (sub.equalsIgnoreCase("smi")) || (sub.equalsIgnoreCase("ssa"))
                                || (sub.equalsIgnoreCase("sub")))) {
                    sbPathList.add(filePath);
                }
            }
        }
        if (sbPathList.size() != 0) {
            return sbPathList;
        }
    }
    return sbPathList;
}

From source file:com.cloudera.knittingboar.utils.DataUtils.java

public static synchronized File getTwentyNewsGroupDir() throws IOException {
    if (twentyNewsGroups != null) {
        return twentyNewsGroups;
    }/*from   w  ww.j av  a 2s.c  om*/
    // mac gives unique tmp each run and we want to store this persist
    // this data across restarts
    File tmpDir = new File("/tmp");
    if (!tmpDir.isDirectory()) {
        tmpDir = new File(System.getProperty("java.io.tmpdir"));
    }
    File baseDir = new File(tmpDir, TWENTY_NEWS_GROUP_LOCAL_DIR);
    if (!(baseDir.isDirectory() || baseDir.mkdir())) {
        throw new IOException("Could not mkdir " + baseDir);
    }
    File tarFile = new File(baseDir, TWENTY_NEWS_GROUP_TAR_FILE_NAME);

    if (!tarFile.isFile()) {
        FileUtils.copyURLToFile(new URL(TWENTY_NEWS_GROUP_TAR_URL), tarFile);
    }

    Process p = Runtime.getRuntime()
            .exec(String.format("tar -C %s -xvf %s", baseDir.getAbsolutePath(), tarFile.getAbsolutePath()));
    BufferedReader stdError = new BufferedReader(new InputStreamReader(p.getErrorStream()));
    System.out.println("Here is the standard error of the command (if any):\n");
    String s;
    while ((s = stdError.readLine()) != null) {
        System.out.println(s);
    }
    stdError.close();
    twentyNewsGroups = baseDir;
    return twentyNewsGroups;
}

From source file:dev.meng.wikipedia.profiler.Cleaner.java

public static void cleanData(List<String> values) {
    for (String value : values) {
        try {/*from  w w w .j  a v  a  2  s. c o m*/
            Path filepath = Paths.get(value);
            File file = filepath.toFile();
            if (file.exists()) {
                if (file.isFile()) {
                    Files.delete(filepath);
                } else if (file.isDirectory()) {
                    FileUtils.deleteDirectory(file);
                }
            }
        } catch (IOException ex) {
            LogHandler.console(Cleaner.class, ex);
        }
    }
}

From source file:Main.java

public static File createFolders() {
    File baseDir;/*from  w w  w .  ja va2s .  c  o  m*/
    if (android.os.Build.VERSION.SDK_INT < 8) {
        baseDir = Environment.getExternalStorageDirectory();
    } else {
        baseDir = Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_PICTURES);
    }
    if (baseDir == null)
        return Environment.getExternalStorageDirectory();
    File aviaryFolder = new File(baseDir, FOLDER_NAME);
    if (aviaryFolder.exists())
        return aviaryFolder;
    if (aviaryFolder.isFile())
        aviaryFolder.delete();
    if (aviaryFolder.mkdirs())
        return aviaryFolder;
    return Environment.getExternalStorageDirectory();
}

From source file:fr.paris.lutece.plugins.swaggerui.service.SwaggerFileService.java

/**
 * Find directories that contains swagger files
 * @param listSwaggerDirectories The directory list
 * @param parentDirectory The parent directory
 *//*ww  w .ja v  a 2s.co  m*/
private static void findDirectory(List<File> listSwaggerDirectories, File parentDirectory) {
    File[] listFiles = parentDirectory.listFiles();
    if (listFiles != null) {
        for (File file : listFiles) {
            if (file.isFile()) {
                continue;
            }
            if (file.getName().equals(SWAGGER_DIRECTORY_NAME)) {
                listSwaggerDirectories.add(file);
            }
            if (file.isDirectory()) {
                findDirectory(listSwaggerDirectories, file);
            }
        }
    }
}

From source file:Main.java

public static boolean deleteFile(String fileName) {
    boolean status;
    SecurityManager checker = new SecurityManager();

    if (!fileName.equals("")) {

        File path = Environment.getExternalStorageDirectory();
        File newPath = new File(path.toString() + fileName);
        checker.checkDelete(newPath.toString());
        if (newPath.isFile()) {
            try {
                Log.i("DirectoryManager deleteFile", fileName);
                newPath.delete();/*from  w w w .  j a  va2  s  .c o m*/
                status = true;
            } catch (SecurityException se) {
                se.printStackTrace();
                status = false;
            }
        } else
            status = false;
    } else
        status = false;
    return status;
}

From source file:com.github.jrh3k5.mojo.flume.io.ArchiveUtils.java

/**
 * Un-GZIP a file./*from  w ww .  j av  a  2  s.  c  o m*/
 * 
 * @param toUnzip
 *            A {@link URL} representing the GZIP file to be unzipped.
 * @param toFile
 *            A {@link File} representing the location to which the unzipped file should be placed.
 * @throws IOException
 *             If any errors occur during the unzipping.
 * @see #gzipFile(File, File)
 */
public static void gunzipFile(URL toUnzip, File toFile) throws IOException {
    if (toFile.exists() && !toFile.isFile()) {
        throw new IllegalArgumentException("Destination file " + toFile
                + " exists, but is not a file and, as such, cannot be written to.");
    }

    GZIPInputStream zipIn = null;
    FileOutputStream fileOut = null;
    try {
        zipIn = new GZIPInputStream(toUnzip.openStream());
        fileOut = new FileOutputStream(toFile);
        IOUtils.copy(zipIn, fileOut);
    } finally {
        IOUtils.closeQuietly(fileOut);
        IOUtils.closeQuietly(zipIn);
    }
}

From source file:luceneprueba.utils.FileParser.java

static public void createFilesFromJSONArray() throws IOException {
    File dir = new File("files/input");
    File[] files = dir.listFiles();

    if (files == null) {
        System.out.println("No existe la carpeta \'input\' dentro de la carpeta files.");
        return;/*from www.  j  ava  2  s .c o m*/
    }

    if (files.length == 0) {
        System.out.println("No hay ningun archivo en la carpeta \'input\' para ser indexado");
        return;
    }

    BufferedReader br;
    String fileContent;
    JSONArray jsonArray = null;
    JSONParser jsonParser = new JSONParser();
    int i = 1;
    FileWriter datosReviews = null;
    try {
        datosReviews = new FileWriter("files/output/datos_reviews.txt");
    } catch (IOException ex) {
        ex.printStackTrace(System.out);
    }
    for (File file : files) {
        if (file.isFile() && file.canRead() && file.getName().endsWith(".txt")) {
            System.out.println("Leyendo el archivo: " + file.getName());
            FileWriter contentReviews;
            try {
                br = new BufferedReader(new FileReader(file));
                fileContent = br.readLine();
                jsonArray = (JSONArray) jsonParser.parse(fileContent);
                Iterator it = jsonArray.iterator();
                DecimalFormat formato = new DecimalFormat("000000");
                while (it.hasNext()) {
                    JSONObject json = (JSONObject) it.next();
                    if (json.get("Genre") != null && json.get("Date") != null) {
                        contentReviews = new FileWriter(
                                "files/output/clasificador/review_clasificador_" + formato.format(i) + ".txt");
                        datosReviews.write(Integer.toString(i) + "_" + (String) json.get("Date") + "_"
                                + (String) json.get("Genre") + "_" + (String) json.get("Score") + "\n");
                        contentReviews.write(Integer.toString(i) + " " + (String) json.get("Review"));
                        i++;
                        contentReviews.close();
                    }
                }
                br.close();
            } catch (FileNotFoundException ex) {
                ex.printStackTrace(System.out);
            } catch (IOException | ParseException ex) {
                ex.printStackTrace(System.out);
            }
        }
    }
    datosReviews.close();
}