Types of Log Appenders in log4j

Types of log appender
An appender specifies where your log messages are written to. There is a wide choice of appenders available. All appenders are direct or indirect subclasses of the AppenderSkeleton. Therefore we can find all options on the following API page:
http://logging.apache.org/log4j/docs/api/org/apache/log4j/AppenderSkeleton.html
The console and the file appender are a subclass of WriterAppender.
Later on, we are [...]

Download and Install log4j / Log for Java

Log for java aka log4j is a library. Its a small software that need to be downloaded an installed. The installation which I am going to illustrate if for Linux and a similar procedure can be followed for windows. It can be downloaded from the following link -
http://www.apache.org/dyn/closer.cgi/logging/log4j/1.2.15/apache-log4j-1.2.15.tar.gz
Download the tar file and extract it using [...]