| /* |
| * 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.logging.log4j.core.async; |
| |
| import java.io.File; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.logging.log4j.Level; |
| import org.apache.logging.log4j.LogManager; |
| import org.apache.logging.log4j.Logger; |
| import org.apache.logging.log4j.categories.AsyncLoggers; |
| import org.apache.logging.log4j.core.config.ConfigurationFactory; |
| import org.apache.logging.log4j.core.impl.Log4jLogEvent; |
| import org.apache.logging.log4j.message.Message; |
| import org.apache.logging.log4j.message.ParameterizedMessage; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| import static org.junit.Assert.*; |
| |
| @Category(AsyncLoggers.class) |
| public class AsyncLoggerConfigTest3 { |
| |
| @Test |
| public void testNoConcurrentModificationException() throws Exception { |
| System.setProperty(ConfigurationFactory.CONFIGURATION_FILE_PROPERTY, |
| "AsyncLoggerConfigTest2.xml"); |
| final File file = new File("target", "AsyncLoggerConfigTest2.log"); |
| assertTrue("Deleted old file before test", !file.exists() || file.delete()); |
| |
| final Logger log = LogManager.getLogger("com.foo.Bar"); |
| log.info("initial message"); |
| Thread.sleep(500); |
| |
| final Map<String, String> map = new HashMap<>(); |
| for (int j = 0; j < 3000; j++) { |
| map.put(String.valueOf(j), String.valueOf(System.nanoTime())); |
| } |
| |
| final Message msg = new ParameterizedMessage("{}", map); |
| Log4jLogEvent event = Log4jLogEvent.newBuilder() |
| .setLevel(Level.WARN) |
| .setLoggerName(getClass().getName()) |
| .setMessage(msg) |
| .setTimeMillis(0).build(); |
| |
| for (int i = 0; i < 100; i++) { |
| ((AsyncLoggerConfig)((org.apache.logging.log4j.core.Logger) log).get()).callAppenders(event); |
| for (int j = 0; j < 3000; j++) { |
| map.remove(String.valueOf(j)); |
| } |
| for (int j = 0; j < 3000; j++) { |
| map.put(String.valueOf(j), String.valueOf(System.nanoTime())); |
| } |
| } |
| } |
| } |