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Source Code for Apache Log4j Core Implementation
Apache Log4j Core Implementation provides the functional components of the logging system. Users are free to create their own plugins and include them in the logging configuration. Apache Log4j Core is a required module to use Apache Log4j.
Bytecode (Java 8) for Apache Log4j Core Implementation is provided in a separate JAR file like log4j-core-2.14.1.jar.
Source Code files for Apache Log4j API are provided in both binary packge like apache-log4j-2.14.1-bin.zip and source package like apache-log4j-2.14.1-src.zip. You can download them at Apache Log4j Website.
You can also browse Source Code files for Apache Log4j Core Implementation 2.14.1 below.
✍: FYIcenter.com
⏎ org/apache/logging/log4j/core/net/UrlConnectionFactory.java
/* * 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.net; import java.io.IOException; import java.net.HttpURLConnection; import java.net.URL; import java.net.URLConnection; import javax.net.ssl.HttpsURLConnection; import org.apache.logging.log4j.core.config.ConfigurationFactory; import org.apache.logging.log4j.core.net.ssl.LaxHostnameVerifier; import org.apache.logging.log4j.core.net.ssl.SslConfiguration; import org.apache.logging.log4j.core.net.ssl.SslConfigurationFactory; import org.apache.logging.log4j.core.util.AuthorizationProvider; /** * Constructs an HTTPURLConnection. This class should be considered to be internal */ public class UrlConnectionFactory { private static int DEFAULT_TIMEOUT = 60000; private static int connectTimeoutMillis = DEFAULT_TIMEOUT; private static int readTimeoutMillis = DEFAULT_TIMEOUT; private static final String JSON = "application/json"; private static final String XML = "application/xml"; private static final String PROPERTIES = "text/x-java-properties"; private static final String TEXT = "text/plain"; private static final String HTTP = "http"; private static final String HTTPS = "https"; public static HttpURLConnection createConnection(URL url, long lastModifiedMillis, SslConfiguration sslConfiguration) throws IOException { final HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection(); AuthorizationProvider provider = ConfigurationFactory.getAuthorizationProvider(); if (provider != null) { provider.addAuthorization(urlConnection); } urlConnection.setAllowUserInteraction(false); urlConnection.setDoOutput(true); urlConnection.setDoInput(true); urlConnection.setRequestMethod("GET"); if (connectTimeoutMillis > 0) { urlConnection.setConnectTimeout(connectTimeoutMillis); } if (readTimeoutMillis > 0) { urlConnection.setReadTimeout(readTimeoutMillis); } String[] fileParts = url.getFile().split("\\."); String type = fileParts[fileParts.length - 1].trim(); String contentType = isXml(type) ? XML : isJson(type) ? JSON : isProperties(type) ? PROPERTIES : TEXT; urlConnection.setRequestProperty("Content-Type", contentType); if (lastModifiedMillis > 0) { urlConnection.setIfModifiedSince(lastModifiedMillis); } if (url.getProtocol().equals(HTTPS) && sslConfiguration != null) { ((HttpsURLConnection) urlConnection).setSSLSocketFactory(sslConfiguration.getSslSocketFactory()); if (!sslConfiguration.isVerifyHostName()) { ((HttpsURLConnection) urlConnection).setHostnameVerifier(LaxHostnameVerifier.INSTANCE); } } return urlConnection; } public static URLConnection createConnection(URL url) throws IOException { URLConnection urlConnection = null; if (url.getProtocol().equals(HTTPS) || url.getProtocol().equals(HTTP)) { urlConnection = createConnection(url, 0, SslConfigurationFactory.getSslConfiguration()); } else { urlConnection = url.openConnection(); } return urlConnection; } private static boolean isXml(String type) { return type.equalsIgnoreCase("xml"); } private static boolean isJson(String type) { return type.equalsIgnoreCase("json") || type.equalsIgnoreCase("jsn"); } private static boolean isProperties(String type) { return type.equalsIgnoreCase("properties"); } }
⏎ org/apache/logging/log4j/core/net/UrlConnectionFactory.java
Or download all of them as a single archive file:
File name: log4j-core-2.14.1-sources.jar File size: 1281358 bytes Release date: 2021-03-06 Download
⇒ Source Code for Apache Log4j JDK Logging Adapter
⇐ Source Code for Apache Log4j API
2015-11-03, 83778👍, 0💬
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