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Source Code for Apache Log4j API
Apache Log4j API provides the interface that applications should code to and provides the adapter components required for implementers to create a logging implementation. Apache Log4j API is a required module to use Apache Log4j.
Bytecode (Java 8) for Apache Log4j API is provided in a separate JAR file like log4j-api-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 API 2.14.1 below.
✍: FYIcenter.com
⏎ org/apache/logging/log4j/message/ObjectArrayMessage.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.message; import java.io.IOException; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.util.Arrays; /** * Handles messages that contain an Object[]. * <p> * Created for use with the CSV layout. For example: * </p> * <p> * {@code logger.debug(new ObjectArrayMessage(1, 2, "Bob"));} * </p> * * @since 2.4 */ public final class ObjectArrayMessage implements Message { private static final Object[] EMPTY_OBJECT_ARRAY = new Object[0]; private static final long serialVersionUID = -5903272448334166185L; private transient Object[] array; private transient String arrayString; /** * Creates the ObjectMessage. * * @param obj * The Object to format. */ public ObjectArrayMessage(final Object... obj) { this.array = obj == null ? EMPTY_OBJECT_ARRAY : obj; } private boolean equalObjectsOrStrings(final Object[] left, final Object[] right) { return Arrays.equals(left, right) || Arrays.toString(left).equals(Arrays.toString(right)); } @Override public boolean equals(final Object o) { if (this == o) { return true; } if (o == null || getClass() != o.getClass()) { return false; } final ObjectArrayMessage that = (ObjectArrayMessage) o; return array == null ? that.array == null : equalObjectsOrStrings(array, that.array); } /** * Returns the object formatted using its toString method. * * @return the String representation of the object. */ @Override public String getFormat() { return getFormattedMessage(); } /** * Returns the formatted object message. * * @return the formatted object message. */ @Override public String getFormattedMessage() { // LOG4J2-763: cache formatted string in case obj changes later if (arrayString == null) { arrayString = Arrays.toString(array); } return arrayString; } /** * Returns the object as if it were a parameter. * * @return The object. */ @Override public Object[] getParameters() { return array; } /** * Returns null. * * @return null. */ @Override public Throwable getThrowable() { return null; } @Override public int hashCode() { return Arrays.hashCode(array); } private void readObject(final ObjectInputStream in) throws IOException, ClassNotFoundException { in.defaultReadObject(); array = (Object[]) in.readObject(); } @Override public String toString() { return getFormattedMessage(); } private void writeObject(final ObjectOutputStream out) throws IOException { out.defaultWriteObject(); out.writeObject(array); } }
⏎ org/apache/logging/log4j/message/ObjectArrayMessage.java
Or download all of them as a single archive file:
File name: log4j-api-2.14.1-sources.jar File size: 264773 bytes Release date: 2021-03-06 Download
⇒ Source Code for Apache Log4j Core Implementation
⇐ Downloading Apache Log4j Binary Package
2015-11-17, 30069👍, 0💬
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