Examples with PerformanceSensitive org.apache.logging.log4j.util.PerformanceSensitive used on opensource projects

Example 1 with PerformanceSensitive

use of org.apache.logging.log4j.util.PerformanceSensitive in project logging-log4j2 by apache.

the class LoggerConfig method log.

/**
     * Logs an event.
     *
     * @param loggerName The name of the Logger.
     * @param fqcn The fully qualified class name of the caller.
     * @param marker A Marker or null if none is present.
     * @param level The event Level.
     * @param data The Message.
     * @param t A Throwable or null.
     */
@PerformanceSensitive("allocation")
public void log(final String loggerName, final String fqcn, final Marker marker, final Level level, final Message data, final Throwable t) {
    List<Property> props = null;
    if (!propertiesRequireLookup) {
        props = properties;
    } else {
        if (properties != null) {
            props = new ArrayList<>(properties.size());
            final LogEvent event = Log4jLogEvent.newBuilder().setMessage(data).setMarker(marker).setLevel(level).setLoggerName(loggerName).setLoggerFqcn(fqcn).setThrown(t).build();
            for (int i = 0; i < properties.size(); i++) {
                final Property prop = properties.get(i);
                final String value = // since LOG4J2-1575
                prop.isValueNeedsLookup() ? //
                config.getStrSubstitutor().replace(event, prop.getValue()) : prop.getValue();
                props.add(Property.createProperty(prop.getName(), value));
            }
        }
    }
    final LogEvent logEvent = logEventFactory.createEvent(loggerName, marker, fqcn, level, data, props, t);
    try {
        log(logEvent);
    } finally {
        // LOG4J2-1583 prevent scrambled logs when logging calls are nested (logging in toString())
        ReusableLogEventFactory.release(logEvent);
    }
}