deleted file mode 100644
--- a/library/log4php/LoggerAppender.php
+++ /dev/null
@@ -1,289 +0,0 @@
-<?php
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * @package log4php
- */
-
-/**
- * Abstract class that defines output logs strategies.
- *
- * @version $Revision: 1374777 $
- * @package log4php
- */
-abstract class LoggerAppender extends LoggerConfigurable {
-
- /**
- * Set to true when the appender is closed. A closed appender will not
- * accept any logging requests.
- * @var boolean
- */
- protected $closed = false;
-
- /**
- * The first filter in the filter chain.
- * @var LoggerFilter
- */
- protected $filter;
-
- /**
- * The appender's layout. Can be null if the appender does not use
- * a layout.
- * @var LoggerLayout
- */
- protected $layout;
-
- /**
- * Appender name. Used by other components to identify this appender.
- * @var string
- */
- protected $name;
-
- /**
- * Appender threshold level. Events whose level is below the threshold
- * will not be logged.
- * @var LoggerLevel
- */
- protected $threshold;
-
- /**
- * Set to true if the appender requires a layout.
- *
- * True by default, appenders which do not use a layout should override
- * this property to false.
- *
- * @var boolean
- */
- protected $requiresLayout = true;
-
- /**
- * Default constructor.
- * @param string $name Appender name
- */
- public function __construct($name = '') {
- $this->name = $name;
-
- if ($this->requiresLayout) {
- $this->layout = $this->getDefaultLayout();
- }
- }
-
- public function __destruct() {
- $this->close();
- }
-
- /**
- * Returns the default layout for this appender. Can be overriden by
- * derived appenders.
- *
- * @return LoggerLayout
- */
- public function getDefaultLayout() {
- return new LoggerLayoutSimple();
- }
-
- /**
- * Adds a filter to the end of the filter chain.
- * @param LoggerFilter $filter add a new LoggerFilter
- */
- public function addFilter($filter) {
- if ($this->filter === null) {
- $this->filter = $filter;
- } else {
- $this->filter->addNext($filter);
- }
- }
-
- /**
- * Clears the filter chain by removing all the filters in it.
- */
- public function clearFilters() {
- $this->filter = null;
- }
-
- /**
- * Returns the first filter in the filter chain.
- * The return value may be <i>null</i> if no is filter is set.
- * @return LoggerFilter
- */
- public function getFilter() {
- return $this->filter;
- }
-
- /**
- * Returns the first filter in the filter chain.
- * The return value may be <i>null</i> if no is filter is set.
- * @return LoggerFilter
- */
- public function getFirstFilter() {
- return $this->filter;
- }
-
- /**
- * Performs threshold checks and invokes filters before delegating logging
- * to the subclass' specific <i>append()</i> method.
- * @see LoggerAppender::append()
- * @param LoggerLoggingEvent $event
- */
- public function doAppend(LoggerLoggingEvent $event) {
- if ($this->closed) {
- return;
- }
-
- if (!$this->isAsSevereAsThreshold($event->getLevel())) {
- return;
- }
-
- $filter = $this->getFirstFilter();
- while ($filter !== null) {
- switch ($filter->decide($event)) {
- case LoggerFilter::DENY:
- return;
- case LoggerFilter::ACCEPT:
- return $this->append($event);
- case LoggerFilter::NEUTRAL:
- $filter = $filter->getNext();
- }
- }
- $this->append($event);
- }
-
- /**
- * Sets the appender layout.
- * @param LoggerLayout $layout
- */
- public function setLayout($layout) {
- if ($this->requiresLayout()) {
- $this->layout = $layout;
- }
- }
-
- /**
- * Returns the appender layout.
- * @return LoggerLayout
- */
- public function getLayout() {
- return $this->layout;
- }
-
- /**
- * Configurators call this method to determine if the appender
- * requires a layout.
- *
- * <p>If this method returns <i>true</i>, meaning that layout is required,
- * then the configurator will configure a layout using the configuration
- * information at its disposal. If this method returns <i>false</i>,
- * meaning that a layout is not required, then layout configuration will be
- * skipped even if there is available layout configuration
- * information at the disposal of the configurator.</p>
- *
- * <p>In the rather exceptional case, where the appender
- * implementation admits a layout but can also work without it, then
- * the appender should return <i>true</i>.</p>
- *
- * @return boolean
- */
- public function requiresLayout() {
- return $this->requiresLayout;
- }
-
- /**
- * Retruns the appender name.
- * @return string
- */
- public function getName() {
- return $this->name;
- }
-
- /**
- * Sets the appender name.
- * @param string $name
- */
- public function setName($name) {
- $this->name = $name;
- }
-
- /**
- * Returns the appender's threshold level.
- * @return LoggerLevel
- */
- public function getThreshold() {
- return $this->threshold;
- }
-
- /**
- * Sets the appender threshold.
- *
- * @param LoggerLevel|string $threshold Either a {@link LoggerLevel}
- * object or a string equivalent.
- * @see LoggerOptionConverter::toLevel()
- */
- public function setThreshold($threshold) {
- $this->setLevel('threshold', $threshold);
- }
-
- /**
- * Checks whether the message level is below the appender's threshold.
- *
- * If there is no threshold set, then the return value is always <i>true</i>.
- *
- * @param LoggerLevel $level
- * @return boolean Returns true if level is greater or equal than
- * threshold, or if the threshold is not set. Otherwise returns false.
- */
- public function isAsSevereAsThreshold($level) {
- if ($this->threshold === null) {
- return true;
- }
- return $level->isGreaterOrEqual($this->getThreshold());
- }
-
- /**
- * Prepares the appender for logging.
- *
- * Derived appenders should override this method if option structure
- * requires it.
- */
- public function activateOptions() {
- $this->closed = false;
- }
-
- /**
- * Forwards the logging event to the destination.
- *
- * Derived appenders should implement this method to perform actual logging.
- *
- * @param LoggerLoggingEvent $event
- */
- abstract protected function append(LoggerLoggingEvent $event);
-
- /**
- * Releases any resources allocated by the appender.
- *
- * Derived appenders should override this method to perform proper closing
- * procedures.
- */
- public function close() {
- $this->closed = true;
- }
-
- /** Triggers a warning for this logger with the given message. */
- protected function warn($message) {
- $id = get_class($this) . (empty($this->name) ? '' : ":{$this->name}");
- trigger_error("log4php: [$id]: $message", E_USER_WARNING);
- }
-
-}