@Override
    public void warn(String message) {
        doLogging(delegateLogger -> delegateLogger.warn(message));
    }
Constructor
<p>
Combine any number of loggers together. Order of logger invocation is defined by the list provided.

@param delegates the logger delegates for this multi-logger to invoke in order
common/logging/core/src/main/java/io/apiman/common/logging/impl/MultiLogger.java