gnu.regexp
Class REFilterReader

java.lang.Object
  java.io.Reader
      java.io.FilterReader
          gnu.regexp.REFilterReader

All Implemented Interfaces:

Closeable, Readable

public class REFilterReader
extends FilterReader

Replaces instances of a given RE with replacement text.

Since:

gnu.regexp 1.1.0

Author:

Lee Sau Dan

Field Summary

Fields inherited from class java.io.FilterReader

in

Fields inherited from class java.io.Reader

lock

Constructor Summary

REFilterReader(Reader f_stream, RE f_expr, String f_replace)
Creates an REFilterReader.

Method Summary

boolean	markSupported() Returns false.
int	read() Reads the next byte from the stream per the general contract of Reader.read().
int	read(byte[] b) Reads from the stream into the provided array.
int	read(byte[] b, int off, int len) Reads from the stream into the provided array.

Methods inherited from class java.io.FilterReader

close, mark, read, ready, reset, skip

Methods inherited from class java.io.Reader

read, read

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

REFilterReader

public REFilterReader(Reader f_stream,
                      RE f_expr,
                      String f_replace)

Creates an REFilterReader. When reading from this stream, occurrences of patterns matching the supplied regular expression will be replaced with the supplied replacement text (the metacharacters $0 through $9 may be used to refer to the full match or subexpression matches.

Parameters:

f_stream - The Reader to be filtered.

f_expr - The regular expression to search for.

f_replace - The text pattern to replace matches with.

Method Detail

read

public int read()

Reads the next byte from the stream per the general contract of Reader.read(). Returns -1 on error or end of stream.

Overrides:

read in class FilterReader

markSupported

public boolean markSupported()

Returns false. REFilterReader does not support mark() and reset() methods.

Overrides:

markSupported in class FilterReader

read

public int read(byte[] b,
                int off,
                int len)

Reads from the stream into the provided array.

read

public int read(byte[] b)

Reads from the stream into the provided array.