de.haumacher.msgbuf.server.io

Class ReaderAdapter

java.lang.Object

de.haumacher.msgbuf.server.io.ReaderAdapter

All Implemented Interfaces:

Reader

public final class ReaderAdapter
extends Object
implements Reader

Adapter to use a Reader as Reader.

Author:

Bernhard Haumacher

Constructor Summary

Constructors

Constructor and Description
ReaderAdapter(Reader in) Creates a ReaderAdapter.

Method Summary

Modifier and Type	Method and Description
void	close() Closes the stream and releases any system resources associated with it.
int	read() Reads a single character.
int	read(char[] cbuf, int off, int len) Reads characters into a portion of an array.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReaderAdapter

public ReaderAdapter(Reader in)

Creates a ReaderAdapter.

Method Detail

read

public int read()
         throws IOException

Description copied from interface: Reader

Reads a single character.

Subclasses that intend to support efficient single-character input should override this method.

Specified by:

read in interface Reader

Returns:

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

Throws:

IOException - If an I/O error occurs

read

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

Description copied from interface: Reader

Reads characters into a portion of an array.

Specified by:

read in interface 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 has been reached

Throws:

IOException - If an I/O error occurs

close

public void close()
           throws IOException

Description copied from interface: Reader

Closes the stream and releases any system resources associated with it. Once the stream has been closed, further read(), ready(), mark(), reset(), or skip() invocations will throw an IOException. Closing a previously closed stream has no effect.

Specified by:

close in interface Reader

Throws:

IOException - If an I/O error occurs