Example usage for java.io File File

Introduction

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

Prototype

public File(URI uri)

Source Link

Document

Creates a new File instance by converting the given file: URI into an abstract pathname.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    Scanner scanner = new Scanner(new File("c:/text.txt"), StandardCharsets.UTF_8.name());
    System.out.println(scanner.nextLine());

    scanner.close();/*from  w  ww. j a v a2  s .co m*/
}

From source file:MainClass.java

public static void main(String[] a) {
    File aFile = new File("C:/myFile.text");
    FileInputStream inputFile1 = null;
    FileDescriptor fd = null;//ww  w.  j a  v  a  2 s. co m
    try {
        inputFile1 = new FileInputStream(aFile);
        fd = inputFile1.getFD();
    } catch (IOException e) {
        e.printStackTrace(System.err);
        System.exit(1);
    }
    FileInputStream inputFile2 = new FileInputStream(fd);
}

From source file:Main.java

public static void main(String[] argv) {
    Set<File> all = new HashSet<File>();
    getAllFileAndFolder(new File("c:\\"), all);
}

From source file:ExecDemoRm.java

public static void main(String[] args) throws IOException {
    for (int i = 0; i < 10; i++) {
        new File("/tmp/ww" + i).createNewFile();
    }/*ww w  .j  ava  2s  .c o  m*/
    Runtime.getRuntime().exec("ls -l /tmp/ww? > /tmp/report");
    Runtime.getRuntime().exec("rm -f /tmp/ww?");
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    File file = new File("filename.txt");
    ShellFolder sf = ShellFolder.getShellFolder(file);

    Icon icon = new ImageIcon(sf.getIcon(true), sf.getFolderType());

}

From source file:Main.java

public static void main(String[] argv) {
    JFileChooser chooser = new JFileChooser();
    boolean enabled = chooser.isTraversable(new File("abc"));

    chooser.showOpenDialog(null);/*from w  ww. ja va2  s. co m*/
}

From source file:Main.java

public static void main(String[] args) {
    File dir = new File("c:\\");
    File[] files = dir.listFiles();

    Arrays.sort(files, LastModifiedFileComparator.LASTMODIFIED_COMPARATOR);
    for (int i = 0; i < files.length; i++) {
        File file = files[i];//from   w ww . j  a v a 2s. c  o m
        System.out.printf("File %s - %2$tm %2$te,%2$tY%n= ", file.getName(), file.lastModified());
    }

    Arrays.sort(files, LastModifiedFileComparator.LASTMODIFIED_REVERSE);
    for (int i = 0; i < files.length; i++) {
        File file = files[i];
        System.out.printf("File %s - %2$tm %2$te,%2$tY%n= ", file.getName(), file.lastModified());
    }
}

From source file:MainClass.java

public static void main(String[] args) {
    File path = new File(".");
    String[] list;/*from   w  w  w  .j av  a  2s .c  o  m*/
    if (args.length == 0)
        list = path.list();
    else
        list = path.list(new DirFilter(args[0]));
    Arrays.sort(list);
    for (int i = 0; i < list.length; i++)
        System.out.println(list[i]);
}

From source file:Main.java

public static void main(String[] args) {
    // Change the dirPath value to list files from your directory
    String dirPath = "C:\\";

    File dir = new File(dirPath);
    File[] list = dir.listFiles();

    for (File f : list) {
        if (f.isFile()) {
            System.out.println(f.getPath() + "  (File)");
        } else if (f.isDirectory()) {
            System.out.println(f.getPath() + "  (Directory)");
        }// w  ww . j  a va  2 s.  co  m
    }
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    File file = new File("filename");

    FileChannel roChannel = new RandomAccessFile(file, "r").getChannel();
    ByteBuffer roBuf = roChannel.map(FileChannel.MapMode.READ_ONLY, 0, (int) roChannel.size());
}