Example usage for java.io File list

Introduction

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

Prototype

public String[] list()

Source Link

Document

Returns an array of strings naming the files and directories in the directory denoted by this abstract pathname.

Usage

From source file:com.aspose.email.examples.outlook.pst.SplitAndMergePSTFile.java

public static void deleteAllFilesInDirectory(File dir) {
    for (String s : dir.list()) {
        File currentFile = new File(dir.getPath(), s);
        currentFile.delete();//from   w  w  w .j  a va  2s.  com
    }
}

From source file:Main.java

public static long getFolderSize(File folder) throws IllegalArgumentException {
    // Validate/*from  w  ww  .  j  ava2s.  c  om*/
    if (folder == null || !folder.isDirectory())
        throw new IllegalArgumentException("Invalid   folder ");
    String list[] = folder.list();
    if (list == null || list.length < 1)
        return 0;

    // Get size
    File object = null;
    long folderSize = 0;
    for (int i = 0; i < list.length; i++) {
        object = new File(folder, list[i]);
        if (object.isDirectory())
            folderSize += getFolderSize(object);
        else if (object.isFile())
            folderSize += object.length();
    }
    return folderSize;
}

From source file:com.ikon.util.FileUtils.java

/**
 * Delete directory if empty//from   www  . j a v  a2  s.  c  om
 */
public static void deleteEmpty(File file) {
    if (file.isDirectory()) {
        if (file.list().length == 0) {
            file.delete();
        }
    }
}

From source file:Main.java

public static boolean deleteDir(File dir) {
    try {//from   w ww. j a  v  a2 s. com
        if (dir.isDirectory()) {
            String[] children = dir.list();
            for (int i = 0; i < children.length; i++) {
                boolean success = deleteDir(new File(dir, children[i]));
                if (!success) {
                    return false;
                }
            }
        }

        // The directory is now empty so delete it
        return dir.delete();

    } catch (Exception e) {
        Log.e("Haggle", "Failed to delete " + dir + " : " + e);
        return false;
    }
}

From source file:com.jcalvopinam.core.Unzipping.java

private static void joinAndUnzipFile(File inputFile, CustomFile customFile) throws IOException {

    ZipInputStream is = null;/*  w  w w.jav  a  2 s.  co  m*/
    File path = inputFile.getParentFile();

    List<InputStream> fileInputStream = new ArrayList<>();
    for (String fileName : path.list()) {
        if (fileName.startsWith(customFile.getFileName()) && fileName.endsWith(Extensions.ZIP.getExtension())) {
            fileInputStream.add(new FileInputStream(String.format("%s%s", customFile.getPath(), fileName)));
            System.out.println(String.format("File found: %s", fileName));
        }
    }

    if (fileInputStream.size() > 0) {
        String fileNameOutput = String.format("%s%s", customFile.getPath(), customFile.getFileName());
        OutputStream os = new BufferedOutputStream(new FileOutputStream(fileNameOutput));
        try {
            System.out.println("Please wait while the files are joined: ");

            ZipEntry ze;
            for (InputStream inputStream : fileInputStream) {
                is = new ZipInputStream(inputStream);
                ze = is.getNextEntry();
                customFile.setFileName(String.format("%s_%s", REBUILT, ze.getName()));

                byte[] buffer = new byte[CustomFile.BYTE_SIZE];

                for (int readBytes; (readBytes = is.read(buffer, 0, CustomFile.BYTE_SIZE)) > -1;) {
                    os.write(buffer, 0, readBytes);
                    System.out.print(".");
                }
            }
        } finally {
            os.flush();
            os.close();
            is.close();
            renameFinalFile(customFile, fileNameOutput);
        }
    } else {
        throw new FileNotFoundException("Error: The file not exist!");
    }
    System.out.println("\nEnded process!");
}

From source file:org.meshpoint.anode.util.ModuleUtils.java

private static boolean deleteDir(File location) {
    for (String child : location.list()) {
        boolean result = deleteFile(new File(location, child));
        if (!result) {
            return false;
        }/*from  ww w  . j a v  a  2 s.  com*/
    }
    return location.delete();
}

From source file:com.photon.phresco.util.FileUtil.java

private static boolean deleteDir(File dir) {
    if (dir != null && dir.isDirectory() && dir.exists()) {
        String[] children = dir.list();
        for (int i = 0; i < children.length; i++) {
            boolean success = deleteDir(new File(dir, children[i]));
            if (!success) {
                return false;
            }//from w  w w  .j a  v  a  2  s.co m
        }
    }

    return dir.delete();
}

From source file:com.microsoft.azurebatch.jenkins.utils.ZipHelper.java

private static void addFolderToZip(String path, String srcFolder, ZipOutputStream zip) throws IOException {
    File folder = new File(srcFolder);

    // Check the empty folder
    String[] files = folder.list();
    if (files == null || files.length == 0) {
        addFileToZip(path, srcFolder, zip, true);
    } else {//from   w  w  w .  ja  va 2  s . c o  m
        // List the files in the folder
        for (String fileName : files) {
            if (path.equals("")) {
                addFileToZip(folder.getName(), srcFolder + File.separator + fileName, zip, false);
            } else {
                addFileToZip(path + File.separator + folder.getName(), srcFolder + File.separator + fileName,
                        zip, false);
            }
        }
    }
}

From source file:edu.psu.citeseerx.disambiguation.CsxDisambiguation.java

public static void disambiguateDirectory(ListableBeanFactory factory, String indir, String outdir)
        throws Exception {

    File dir = new File(indir);
    String[] files = dir.list();
    Arrays.sort(files);//w  w  w . ja v  a2 s  . co m
    for (String file : files) {
        String infile = indir + "/" + file;
        String outfile = outdir + "/" + file.replace(".txt", ".out");
        System.out.println("> " + file);
        disambiguate(factory, infile, outfile);
    }
}

From source file:Main.java

/**
 * Remove a directory and all of its contents. The results of executing
 * File.delete() on a File object that represents a directory seems to be
 * platform dependent. This method removes the directory and all of its
 * contents.//from  w  ww .j  a v a 2  s .c  om
 * 
 * @return true if the complete directory was removed, false if it could not
 *         be. If false is returned then some of the files in the directory
 *         may have been removed.
 */
public static boolean removeDirectory(File directory) {
    if (directory == null)
        return false;
    if (!directory.exists())
        return true;
    if (!directory.isDirectory())
        return false;
    String[] list = directory.list();
    // Some JVMs return null for File.list() when the
    // directory is empty.
    if (list != null) {
        for (int i = 0; i < list.length; i++) {
            File entry = new File(directory, list[i]);
            if (entry.isDirectory()) {
                if (!removeDirectory(entry))
                    return false;
            } else {
                if (!entry.delete())
                    return false;
            }
        }
    }
    return directory.delete();
}