com.faunos.util.test
Class DebugOutputChannel

java.lang.Object
  com.faunos.util.io.FilterOutputChannel
      com.faunos.util.test.DebugOutputChannel

All Implemented Interfaces:

Closeable, Channel, GatheringByteChannel, WritableByteChannel

public class DebugOutputChannel
extends FilterOutputChannel

A filter on a GatheringByteChannel that echoes whatever is written to a PrintStream. The data is assumed to be ASCII; non-ASCII bytes are echoed as %[hex value].

Author:

Babak Farhang

Field Summary

protected PrintStream

debugOut What was just written is echoed to this stream.

Fields inherited from class com.faunos.util.io.FilterOutputChannel

inner

Constructor Summary

protected	DebugOutputChannel()
	DebugOutputChannel(GatheringByteChannel inner) Creates a new instance.

Method Summary

void	setDebugStream(PrintStream debugOut) Sets the debug PrintStream.
int	write(ByteBuffer src)
long	write(ByteBuffer[] srcs, int offset, int length)

Methods inherited from class com.faunos.util.io.FilterOutputChannel

close, isOpen, write

Methods inherited from class java.lang.Object

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

Field Detail

debugOut

protected PrintStream debugOut

What was just written is echoed to this stream. By default, this is set to std out.

See Also:

setDebugStream(PrintStream)

Constructor Detail

DebugOutputChannel

protected DebugOutputChannel()

See Also:

FilterOutputChannel.FilterOutputChannel()

DebugOutputChannel

public DebugOutputChannel(GatheringByteChannel inner)

Creates a new instance.

Method Detail

setDebugStream

public void setDebugStream(PrintStream debugOut)

Sets the debug PrintStream. By default, this is set to std out.

See Also:

debugOut

write

public int write(ByteBuffer src)
          throws IOException

Specified by:

write in interface WritableByteChannel

Overrides:

write in class FilterOutputChannel

Throws:

IOException

write

public long write(ByteBuffer[] srcs,
                  int offset,
                  int length)
           throws IOException

Specified by:

write in interface GatheringByteChannel

Overrides:

write in class FilterOutputChannel

Throws:

IOException