Method warn

slf4j-api/src/main/java/org/slf4j/helpers/Reporter.java:169–173

Report an internal message of level "WARN". Message text is prefixed with the string "SLF4J(W)", with (W) standing as a shorthand for WARN. Messages of level WARN are be enabled when the #SLF4J_INTERNAL_VERBOSITY_KEY system property is set to "DEBUG", "INFO" or "WARN" and disabled when

(String msg)

     * @param msg the message text
     */
    static final public void warn(String msg) {
        if(isEnabledFor(Level.WARN)) {
            getTarget().println(SLF4J_WARN_PREFIX + msg);
        }
    }

    /**
     * Report an internal message of level "ERROR  accompanied by a {@link Throwable}.