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Source Code for Apache Log4j 1.2.17
Apache Log4j provides the interface that applications should code to and provides the adapter components required for implementers to create a logging implementation.
Bytecode (Java 1.4) for Apache Log4j is provided in a JAR file like log4j-1.2.17.jar.
Source Code files for Apache Log4j are provided in both binary packge like log4j-1.2.17.zip and source package like log4j-1.2.17-sources.zip. You can download them at Apache Log4j Website.
You can also browse Source Code files for Apache Log4j 1.2.17 below.
✍: FYIcenter.com
⏎ org/apache/log4j/lf5/viewer/TrackingAdjustmentListener.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.log4j.lf5.viewer; import java.awt.Adjustable; import java.awt.event.AdjustmentEvent; import java.awt.event.AdjustmentListener; /** * An AdjustmentListener which ensures that an Adjustable (e.g. a Scrollbar) * will "track" when the Adjustable expands. * For example, when a vertical scroll bar is at its bottom anchor, * the scrollbar will remain at the bottom. When the vertical scroll bar * is at any other location, then no tracking will happen. * An instance of this class should only listen to one Adjustable as * it retains state information about the Adjustable it listens to. * * @author Richard Wan */ // Contributed by ThoughtWorks Inc. public class TrackingAdjustmentListener implements AdjustmentListener { //-------------------------------------------------------------------------- // Constants: //-------------------------------------------------------------------------- //-------------------------------------------------------------------------- // Protected Variables: //-------------------------------------------------------------------------- protected int _lastMaximum = -1; //-------------------------------------------------------------------------- // Private Variables: //-------------------------------------------------------------------------- //-------------------------------------------------------------------------- // Constructors: //-------------------------------------------------------------------------- //-------------------------------------------------------------------------- // Public Methods: //-------------------------------------------------------------------------- public void adjustmentValueChanged(AdjustmentEvent e) { Adjustable bar = e.getAdjustable(); int currentMaximum = bar.getMaximum(); if (bar.getMaximum() == _lastMaximum) { return; // nothing to do, the adjustable has not expanded } int bottom = bar.getValue() + bar.getVisibleAmount(); if (bottom + bar.getUnitIncrement() >= _lastMaximum) { bar.setValue(bar.getMaximum()); // use the most recent maximum } _lastMaximum = currentMaximum; } //-------------------------------------------------------------------------- // Protected Methods: //-------------------------------------------------------------------------- //-------------------------------------------------------------------------- // Private Methods: //-------------------------------------------------------------------------- //-------------------------------------------------------------------------- // Nested Top-Level Classes or Interfaces //-------------------------------------------------------------------------- }
⏎ org/apache/log4j/lf5/viewer/TrackingAdjustmentListener.java
Or download all of them as a single archive file:
File name: log4j-1.2.17-sources.jar File size: 481200 bytes Release date: 2012-05-06 Download
⇒ Download and Install apache-log4j-1.2.15.zip
⇐ Download and Install log4j-1.2.17.zip
2015-12-14, 63550👍, 0💬
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