org.mmbase.util.transformers

Class TransformingReader

java.lang.Object

java.io.Reader

java.io.PipedReader

org.mmbase.util.transformers.TransformingReader

All Implemented Interfaces:

Closeable, AutoCloseable, Readable

public class TransformingReader
extends PipedReader

A Filtering Reader based on CharTransformers.

  _________   ____
 /          \/    \
 | R --> PW - this |
 |    T     |  PR  |
 \_________/ \____/


  PW: piped writer, this PR: this reader, T: transformer

  

This reader can be instantiated with another Reader and a CharTransformer. All reading from this reader will be transformed output from reading on the given Reader.

Since:

MMBase-1.8

Author:

Michiel Meeuwissen

See Also:

ChainedCharTransformer, TransformingWriter

Field Summary

Fields inherited from class java.io.Reader

lock

Constructor Summary

Constructors

Constructor and Description
TransformingReader(Reader in, CharTransformer charTransformer)

Method Summary

Modifier and Type	Method and Description
void	close() Also closes the wrapped Reader.
static void	main(String[] args)
int	read()
int	read(char[] cbuf, int off, int len)
protected void	waitReady() Wait until the transformation is ready

Methods inherited from class java.io.PipedReader

connect, ready

Methods inherited from class java.io.Reader

mark, markSupported, read, read, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

TransformingReader

public TransformingReader(Reader in,
                          CharTransformer charTransformer)

Method Detail

read

public int read()
         throws IOException

Overrides:

read in class PipedReader

Throws:

IOException

read

public int read(char[] cbuf,
                int off,
                int len)
         throws IOException

Overrides:

read in class PipedReader

Throws:

IOException

waitReady

protected void waitReady()

Wait until the transformation is ready

close

public void close()
           throws IOException

Also closes the wrapped Reader.

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class PipedReader

Throws:

IOException

main

public static void main(String[] args)