Throw away all messages. More...

#include <NullLogSink.h>

Inheritance diagram for casa::NullLogSink:

Public Member Functions
	NullLogSink ()
	NullLogSink (LogMessage::Priority filter)
	NullLogSink (const LogFilterInterface &filter)
	NullLogSink (const NullLogSink &other)
NullLogSink &	operator= (const NullLogSink &other)
	~NullLogSink ()
virtual Bool	postLocally (const LogMessage &message)
	Always throws the message away, but it does return `True` or `False` depending on whether or not `message` passes the filter.
String	id () const
	Returns the id of the LogSink in use...
Static Public Member Functions
static String	localId ()
	Returns the id for this class...

Detailed Description

Throw away all messages.

Intended use:

Internal

Review Status

Reviewed By:: wbrouw
Date Reviewed:: 1996/08/21
Test programs:: tLogging
Demo programs:: dLogging

Prerequisite

LogSinkInterface

Etymology

Null as in "empty" or "/dev/null".

Synopsis

NullLogSink is a trivial LogSinkInterface which merely throws away all its messages. It is not intended to be used directly, rather it should be used through LogSink .

Example

See (see (file="Logging.h"))Logging.h .

Motivation

For testing, or to prevent multiply logging (local and global) to cerr (say).

To Do

Nothing known.

Definition at line 74 of file NullLogSink.h.

Constructor & Destructor Documentation

casa::NullLogSink::NullLogSink ( )

casa::NullLogSink::NullLogSink ( LogMessage::Priority filter ) [explicit]

casa::NullLogSink::NullLogSink ( const LogFilterInterface & filter ) [explicit]

casa::NullLogSink::NullLogSink ( const NullLogSink & other )

casa::NullLogSink::~NullLogSink ( )

Member Function Documentation

String casa::NullLogSink::id ( ) const [virtual]

Returns the id of the LogSink in use...

Implements casa::LogSinkInterface.

static String casa::NullLogSink::localId ( ) [static]

Returns the id for this class...

Reimplemented from casa::LogSinkInterface.

NullLogSink& casa::NullLogSink::operator= ( const NullLogSink & other )

virtual Bool casa::NullLogSink::postLocally ( const LogMessage & message ) [virtual]

Always throws the message away, but it does return True or False depending on whether or not message passes the filter.