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30 * Convenience class for reading character files. The constructors of this
31 * class assume that the default character encoding and the default byte-buffer
32 * size are appropriate. To specify these values yourself, construct an
33 * InputStreamReader on a FileInputStream.
35 * <p><code>FileReader</code> is meant for reading streams of characters.
36 * For reading streams of raw bytes, consider using a
37 * <code>FileInputStream</code>.
39 * @see InputStreamReader
40 * @see FileInputStream
42 * @author Mark Reinhold
45 public class FileReader extends InputStreamReader {
48 * Creates a new <tt>FileReader</tt>, given the name of the
51 * @param fileName the name of the file to read from
52 * @exception FileNotFoundException if the named file does not exist,
53 * is a directory rather than a regular file,
54 * or for some other reason cannot be opened for
57 public FileReader(String fileName) throws FileNotFoundException {
58 super(new FileInputStream(fileName));
62 * Creates a new <tt>FileReader</tt>, given the <tt>File</tt>
65 * @param file the <tt>File</tt> to read from
66 * @exception FileNotFoundException if the file does not exist,
67 * is a directory rather than a regular file,
68 * or for some other reason cannot be opened for
71 public FileReader(File file) throws FileNotFoundException {
72 super(new FileInputStream(file));
76 * Creates a new <tt>FileReader</tt>, given the
77 * <tt>FileDescriptor</tt> to read from.
79 * @param fd the FileDescriptor to read from
81 public FileReader(FileDescriptor fd) {
82 super(new FileInputStream(fd));