nl.gx.webmanager.handler.util
Class MultiReader

java.lang.Object
  java.io.Reader
      nl.gx.webmanager.handler.util.MultiReader

All Implemented Interfaces:

java.io.Closeable, java.lang.Readable

public class MultiReader
extends java.io.Reader

This class enables to combine a number of readers into one.

Field Summary

Fields inherited from class java.io.Reader

lock

Constructor Summary

MultiReader(java.io.Reader[] readers)
Construct a new Reader combining a list of Readers.

Method Summary

void	close() Closes all readers that have not been closed yet.
int	read(char[] cbuf, int off, int len) Read characters into a portion of an array.

Methods inherited from class java.io.Reader

mark, markSupported, read, read, read, ready, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiReader

public MultiReader(java.io.Reader[] readers)

Construct a new Reader combining a list of Readers.

Parameters:

readers - The readers that should be combined.

Method Detail

read

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

Read characters into a portion of an array. This method will block until some input is available, an I/O error occurs, or the end of the stream is reached.

Specified by:

read in class java.io.Reader

Parameters:

cbuf - Destination buffer

off - Offset at which to start storing characters

len - Maximum number of characters to read

Returns:

The number of characters read, or -1 if the end of the stream of all combined readers have been reached.

Throws:

java.io.IOException - If an I/O error occurs

close

public void close()
           throws java.io.IOException

Closes all readers that have not been closed yet.

Specified by:

close in interface java.io.Closeable

Specified by:

close in class java.io.Reader

Throws:

java.io.IOException - if not all open readers could be closed.