Examples with ThrowableRenderer org.apache.log4j.spi.ThrowableRenderer used on opensource projects

Example 1 with ThrowableRenderer

use of org.apache.log4j.spi.ThrowableRenderer in project logging-log4j2 by apache.

the class PropertyConfigurator method parseCatsAndRenderers.

/**
 * Parse non-root elements, such non-root categories and renderers.
 */
protected void parseCatsAndRenderers(final Properties properties, final LoggerRepository loggerRepository) {
    final Enumeration enumeration = properties.propertyNames();
    while (enumeration.hasMoreElements()) {
        final String key = (String) enumeration.nextElement();
        if (key.startsWith(CATEGORY_PREFIX) || key.startsWith(LOGGER_PREFIX)) {
            String loggerName = null;
            if (key.startsWith(CATEGORY_PREFIX)) {
                loggerName = key.substring(CATEGORY_PREFIX.length());
            } else if (key.startsWith(LOGGER_PREFIX)) {
                loggerName = key.substring(LOGGER_PREFIX.length());
            }
            final String value = OptionConverter.findAndSubst(key, properties);
            final Logger logger = loggerRepository.getLogger(loggerName, loggerFactory);
            synchronized (logger) {
                parseCategory(properties, logger, key, loggerName, value);
                parseAdditivityForLogger(properties, logger, loggerName);
            }
        } else if (key.startsWith(RENDERER_PREFIX)) {
            final String renderedClass = key.substring(RENDERER_PREFIX.length());
            final String renderingClass = OptionConverter.findAndSubst(key, properties);
            if (loggerRepository instanceof RendererSupport) {
                RendererMap.addRenderer((RendererSupport) loggerRepository, renderedClass, renderingClass);
            }
        } else if (key.equals(THROWABLE_RENDERER_PREFIX)) {
            if (loggerRepository instanceof ThrowableRendererSupport) {
                final ThrowableRenderer tr = (ThrowableRenderer) OptionConverter.instantiateByKey(properties, THROWABLE_RENDERER_PREFIX, org.apache.log4j.spi.ThrowableRenderer.class, null);
                if (tr == null) {
                    LogLog.error("Could not instantiate throwableRenderer.");
                } else {
                    final PropertySetter setter = new PropertySetter(tr);
                    setter.setProperties(properties, THROWABLE_RENDERER_PREFIX + ".");
                    ((ThrowableRendererSupport) loggerRepository).setThrowableRenderer(tr);
                }
            }
        }
    }
}