Examples with PropertySetter org.apache.log4j.config.PropertySetter used on opensource projects

Example 1 with PropertySetter

use of org.apache.log4j.config.PropertySetter in project logging-log4j2 by apache.

the class XmlConfiguration method parseErrorHandler.

/**
 * Used internally to parse an {@link ErrorHandler} element.
 */
private void parseErrorHandler(Element element, Appender appender) {
    ErrorHandler eh = (ErrorHandler) OptionConverter.instantiateByClassName(subst(element.getAttribute(CLASS_ATTR)), ErrorHandler.class, null);
    if (eh != null) {
        eh.setAppender(appender);
        PropertySetter propSetter = new PropertySetter(eh);
        forEachElement(element.getChildNodes(), (currentElement) -> {
            String tagName = currentElement.getTagName();
            if (tagName.equals(PARAM_TAG)) {
                setParameter(currentElement, propSetter);
            }
        });
        propSetter.activate();
        appender.setErrorHandler(eh);
    }
}

Example 2 with PropertySetter

use of org.apache.log4j.config.PropertySetter in project logging-log4j2 by apache.

the class XmlConfiguration method parseChildrenOfLoggerElement.

/**
 * Used internally to parse the children of a LoggerConfig element.
 */
private void parseChildrenOfLoggerElement(Element catElement, LoggerConfig loggerConfig, boolean isRoot) {
    final PropertySetter propSetter = new PropertySetter(loggerConfig);
    loggerConfig.getAppenderRefs().clear();
    forEachElement(catElement.getChildNodes(), (currentElement) -> {
        switch(currentElement.getTagName()) {
            case APPENDER_REF_TAG:
                {
                    Appender appender = findAppenderByReference(currentElement);
                    String refName = subst(currentElement.getAttribute(REF_ATTR));
                    if (appender != null) {
                        LOGGER.debug("Adding appender named [{}] to loggerConfig [{}].", refName, loggerConfig.getName());
                        loggerConfig.addAppender(getAppender(refName), null, null);
                    } else {
                        LOGGER.debug("Appender named [{}] not found.", refName);
                    }
                    break;
                }
            case LEVEL_TAG:
            case PRIORITY_TAG:
                {
                    parseLevel(currentElement, loggerConfig, isRoot);
                    break;
                }
            case PARAM_TAG:
                {
                    setParameter(currentElement, propSetter);
                    break;
                }
            default:
                {
                    quietParseUnrecognizedElement(loggerConfig, currentElement, props);
                }
        }
    });
    propSetter.activate();
}

Example 3 with PropertySetter

use of org.apache.log4j.config.PropertySetter in project logging-log4j2 by apache.

the class XmlConfiguration method parseElement.

/**
 * Creates an object and processes any nested param elements
 * but does not call activateOptions.  If the class also supports
 * UnrecognizedElementParser, the parseUnrecognizedElement method
 * will be call for any child elements other than param.
 *
 * @param element       element, may not be null.
 * @param props         properties
 * @param expectedClass interface or class expected to be implemented
 *                      by created class
 * @return created class or null.
 * @throws Exception thrown if the contain object should be abandoned.
 * @since 1.2.15
 */
public Object parseElement(final Element element, final Properties props, @SuppressWarnings("rawtypes") final Class expectedClass) throws Exception {
    String clazz = subst(element.getAttribute("class"), props);
    Object instance = OptionConverter.instantiateByClassName(clazz, expectedClass, null);
    if (instance != null) {
        PropertySetter propSetter = new PropertySetter(instance);
        NodeList children = element.getChildNodes();
        final int length = children.getLength();
        for (int loop = 0; loop < length; loop++) {
            Node currentNode = children.item(loop);
            if (currentNode.getNodeType() == Node.ELEMENT_NODE) {
                Element currentElement = (Element) currentNode;
                String tagName = currentElement.getTagName();
                if (tagName.equals("param")) {
                    setParameter(currentElement, propSetter, props);
                } else {
                    parseUnrecognizedElement(instance, currentElement, props);
                }
            }
        }
        return instance;
    }
    return null;
}

Example 4 with PropertySetter

use of org.apache.log4j.config.PropertySetter in project logging-log4j2 by apache.

the class XmlConfiguration method buildLayout.

private Layout buildLayout(String className, Element layout_element) {
    try {
        Layout layout = LoaderUtil.newInstanceOf(className);
        PropertySetter propSetter = new PropertySetter(layout);
        forEachElement(layout_element.getChildNodes(), (currentElement) -> {
            String tagName = currentElement.getTagName();
            if (tagName.equals(PARAM_TAG)) {
                setParameter(currentElement, propSetter);
            } else {
                try {
                    parseUnrecognizedElement(layout, currentElement, props);
                } catch (Exception ex) {
                    throw new ConsumerException(ex);
                }
            }
        });
        propSetter.activate();
        return layout;
    } catch (ConsumerException ce) {
        Throwable cause = ce.getCause();
        if (cause instanceof InterruptedException || cause instanceof InterruptedIOException) {
            Thread.currentThread().interrupt();
        }
        LOGGER.error("Could not create the Layout. Reported error follows.", cause);
    } catch (Exception oops) {
        if (oops instanceof InterruptedException || oops instanceof InterruptedIOException) {
            Thread.currentThread().interrupt();
        }
        LOGGER.error("Could not create the Layout. Reported error follows.", oops);
    }
    return null;
}

Example 5 with PropertySetter

use of org.apache.log4j.config.PropertySetter in project logging-log4j2 by apache.

the class XmlConfiguration method buildAppender.

private Appender buildAppender(String className, Element appenderElement) {
    try {
        Appender appender = LoaderUtil.newInstanceOf(className);
        PropertySetter propSetter = new PropertySetter(appender);
        appender.setName(subst(appenderElement.getAttribute(NAME_ATTR)));
        forEachElement(appenderElement.getChildNodes(), (currentElement) -> {
            // Parse appender parameters
            switch(currentElement.getTagName()) {
                case PARAM_TAG:
                    setParameter(currentElement, propSetter);
                    break;
                case LAYOUT_TAG:
                    appender.setLayout(parseLayout(currentElement));
                    break;
                case FILTER_TAG:
                    Filter filter = parseFilters(currentElement);
                    if (filter != null) {
                        LOGGER.debug("Adding filter of type [{}] to appender named [{}]", filter.getClass(), appender.getName());
                        appender.addFilter(filter);
                    }
                    break;
                case ERROR_HANDLER_TAG:
                    parseErrorHandler(currentElement, appender);
                    break;
                case APPENDER_REF_TAG:
                    String refName = subst(currentElement.getAttribute(REF_ATTR));
                    if (appender instanceof AppenderAttachable) {
                        AppenderAttachable aa = (AppenderAttachable) appender;
                        Appender child = findAppenderByReference(currentElement);
                        LOGGER.debug("Attaching appender named [{}] to appender named [{}].", refName, appender.getName());
                        aa.addAppender(child);
                    } else {
                        LOGGER.error("Requesting attachment of appender named [{}] to appender named [{}]" + "which does not implement org.apache.log4j.spi.AppenderAttachable.", refName, appender.getName());
                    }
                    break;
                default:
                    try {
                        parseUnrecognizedElement(appender, currentElement, props);
                    } catch (Exception ex) {
                        throw new ConsumerException(ex);
                    }
            }
        });
        propSetter.activate();
        return appender;
    } catch (ConsumerException ex) {
        Throwable t = ex.getCause();
        if (t instanceof InterruptedException || t instanceof InterruptedIOException) {
            Thread.currentThread().interrupt();
        }
        LOGGER.error("Could not create an Appender. Reported error follows.", t);
    } catch (Exception oops) {
        if (oops instanceof InterruptedException || oops instanceof InterruptedIOException) {
            Thread.currentThread().interrupt();
        }
        LOGGER.error("Could not create an Appender. Reported error follows.", oops);
    }
    return null;
}