package org.apache.log4j.xml.examples;
import org.apache.log4j.joran.JoranConfigurator;
import org.apache.log4j.LogManager;
import org.apache.log4j.Logger;
/**
This <a href="doc-files/XMLSample.java">example code</a> shows how to
read an XML based configuration file using a DOM parser.
<p>Sample XML files <a href="doc-files/sample1.xml">sample1.xml</a>
and <a href="doc-files/sample2.xml">sample2.xml</a> are provided.
<p>Note that the log4j.dtd is not in the local directory.
It is found by the class loader.
@author Ceki Gülcü
*/
public class XMLSample {
static Logger cat = Logger.getLogger(XMLSample.class.getName());
public
static
void main(String argv[]) {
if(argv.length == 1)
init(argv[0]);
else
Usage("Wrong number of arguments.");
sample();
}
static
void Usage(String msg) {
System.err.println(msg);
System.err.println( "Usage: java " + XMLSample.class.getName() +
"configFile");
System.exit(1);
}
static
void init(String configFile) {
JoranConfigurator jc = new JoranConfigurator();
jc.doConfigure(configFile, LogManager.getLoggerRepository());
}
static
void sample() {
int i = -1;
Logger root = Logger.getRootLogger();
cat.debug("Message " + ++i);
cat.warn ("Message " + ++i);
cat.error("Message " + ++i);
Exception e = new Exception("Just testing");
cat.debug("Message " + ++i, e);
}
}