On 07.09.2011 21:47, Joern Huxhorn wrote:
Ok, huge post is incoming... ;)

To properly explain the reason for Message I should start with my redefinition 
of the Logger interfaces.

## core.BasicLogger

I created a BasicLogger interface ( 
https://github.com/huxi/slf4j/blob/slf4j-redesign/slf4j-n-api/src/main/java/org/slf4j/core/BasicLogger.java
 ) that merely defines the following methods:
        boolean isEnabled(T level);
        void log(T level, Message message);
        void log(T level, Message message, Throwable throwable);

As you can see, Message is already used in this interface. The idea is that 
several different
Logger systems can be created extending it, e.g. Classic, Access or your Audit 
logger.

Access does not have use for Level nor Throwable. Audit has no use for
Level.  Logback-audit has quite a different API than
logback-classic. For example, exceptions thrown during audit logging
are rethrown to the user as AuditExceptions. It is not obvious that
merging developer (classic) logging, access logging and audit logging
into a single API makes sense.

Cheers,
--
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