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• java
• j2se
• 1.5
• java.io
• FilterReader

Methods

• FilterReadertop

  protected FilterReader(Reader in)
  Create a new filtered reader.

  Parameters:

  @param in a Reader object providing the underlying stream.

  Exceptions:

  @throws NullPointerException if in is null

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• closetop

  public void close() throws IOException
  Close the stream.

  Exceptions:

  @exception IOException If an I/O error occurs

  Specified by:

  close from Closeable

  Override hierarchy:

  close from Reader

  Related Links:

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• marktop

  public void mark(int readAheadLimit) throws IOException
  Mark the present position in the stream.

  Parameters:

  @param readAheadLimit Limit on the number of characters that may be read while still preserving the mark. After reading this many characters, attempting to reset the stream may fail.

  Exceptions:

  @exception IOException If an I/O error occurs

  Override hierarchy:

  mark from Reader

  Related Links:

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• markSupportedtop

  public boolean markSupported()
  Tell whether this stream supports the mark() operation.

  Return:

  @return true if and only if this stream supports the mark operation.

  Override hierarchy:

  markSupported from Reader

  Related Links:

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• readtop

  public int read() throws IOException
  Read a single character.

  Return:

  @return The character read, as an integer in the range 0 to 65535 (0x00-0xffff), or -1 if the end of the stream has been reached

  Exceptions:

  @exception IOException If an I/O error occurs

  Override hierarchy:

  read from Reader

  Related Links:

  Google Code Search

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• readtop

  public int read(char[] cbuf, int off, int len) throws IOException
  Read characters into a portion of an array.

  Parameters:

  @param cbuf Destination buffer

  @param off Offset at which to start storing characters

  @param len Maximum number of characters to read

  Return:

  @return The number of characters read, or -1 if the end of the stream has been reached

  Exceptions:

  @exception IOException If an I/O error occurs

  Override hierarchy:

  read from Reader

  Related Links:

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• readytop

  public boolean ready() throws IOException
  Tell whether this stream is ready to be read.

  Return:

  @return True if the next read() is guaranteed not to block for input, false otherwise. Note that returning false does not guarantee that the next read will block.

  Exceptions:

  @exception IOException If an I/O error occurs

  Override hierarchy:

  ready from Reader

  Related Links:

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• resettop

  public void reset() throws IOException
  Reset the stream.

  Exceptions:

  @exception IOException If an I/O error occurs

  Override hierarchy:

  reset from Reader

  Related Links:

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• skiptop

  public long skip(long n) throws IOException
  Skip characters.

  Parameters:

  @param n The number of characters to skip

  Return:

  @return The number of characters actually skipped

  Exceptions:

  @exception IOException If an I/O error occurs

  Override hierarchy:

  skip from Reader

  Related Links:

  Google Code Search

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