| /* |
| * 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 org.apache.log4j.builders.filter; |
| |
| import org.apache.log4j.bridge.FilterWrapper; |
| import org.apache.log4j.builders.BooleanHolder; |
| import org.apache.log4j.builders.Holder; |
| import org.apache.log4j.spi.Filter; |
| import org.apache.log4j.xml.XmlConfigurationFactory; |
| import org.apache.logging.log4j.Level; |
| import org.apache.logging.log4j.Logger; |
| import org.apache.logging.log4j.core.config.plugins.Plugin; |
| import org.apache.logging.log4j.core.filter.LevelMatchFilter; |
| import org.apache.logging.log4j.status.StatusLogger; |
| import org.w3c.dom.Element; |
| |
| import static org.apache.log4j.builders.BuilderManager.CATEGORY; |
| import static org.apache.log4j.xml.XmlConfigurationFactory.*; |
| import static org.apache.log4j.xml.XmlConfigurationFactory.VALUE_ATTR; |
| |
| /** |
| * Build a Level match failter. |
| */ |
| @Plugin(name = "org.apache.log4j.varia.LevelMatchFilter", category = CATEGORY) |
| public class LevelMatchFilterBuilder implements FilterBuilder { |
| |
| private static final Logger LOGGER = StatusLogger.getLogger(); |
| private static final String LEVEL = "level"; |
| private static final String ACCEPT_ON_MATCH = "acceptonmatch"; |
| |
| @Override |
| public Filter parseFilter(Element filterElement, XmlConfigurationFactory factory) { |
| final Holder<String> level = new Holder<>(); |
| final Holder<Boolean> acceptOnMatch = new BooleanHolder(); |
| forEachElement(filterElement.getElementsByTagName("param"), (currentElement) -> { |
| if (currentElement.getTagName().equals("param")) { |
| switch (currentElement.getAttribute(NAME_ATTR).toLowerCase()) { |
| case LEVEL: |
| level.set(currentElement.getAttribute(VALUE_ATTR)); |
| break; |
| case ACCEPT_ON_MATCH: |
| acceptOnMatch.set(Boolean.parseBoolean(currentElement.getAttribute(VALUE_ATTR))); |
| break; |
| } |
| } |
| }); |
| Level lvl = Level.ERROR; |
| if (level.get() != null) { |
| lvl = Level.toLevel(level.get(), Level.ERROR); |
| } |
| org.apache.logging.log4j.core.Filter.Result onMatch = acceptOnMatch.get() != null && acceptOnMatch.get() |
| ? org.apache.logging.log4j.core.Filter.Result.ACCEPT |
| : org.apache.logging.log4j.core.Filter.Result.DENY; |
| return new FilterWrapper(LevelMatchFilter.newBuilder() |
| .setLevel(lvl) |
| .setOnMatch(onMatch) |
| .setOnMismatch(org.apache.logging.log4j.core.Filter.Result.NEUTRAL) |
| .build()); |
| } |
| } |