-------------------------------------------------------------
类 Bar :
package com.foo;
import org.apache.log4j.Logger;
public class Bar {
static Logger logger = Logger.getLogger(Bar.class);
public void doIt() {
logger.debug("Did it again!");
}
}
--------------------------------------------------------------
类 MyApp :
import com.foo.Bar;
import org.apache.log4j.Logger;
import org.apache.log4j.PropertyConfigurator;
public class MyApp {
static Logger logger = Logger.getLogger(MyApp.class.getName());
public static void main(String[] args) {
// BasicConfigurator replaced with PropertyConfigurator.
PropertyConfigurator.configure(args[0]);
logger.info("Entering application.");
Bar bar = new Bar();
bar.doIt();
logger.info("Exiting application.");
}
}
--------------------------------------------------------------
配置文件 log4j.properties :
log4j.rootLogger=debug, stdout, R
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
# Pattern to output the caller's file name and line number.
log4j.appender.stdout.layout.ConversionPattern=%5p [%t] (%F:%L) - %m%n
log4j.appender.R=org.apache.log4j.RollingFileAppender
log4j.appender.R.File=example.log
log4j.appender.R.MaxFileSize=100KB
# Keep one backup file
log4j.appender.R.MaxBackupIndex=1
log4j.appender.R.layout=org.apache.log4j.PatternLayout
log4j.appender.R.layout.ConversionPattern=%p %t %c - %m%n
---------------------------------------------------------------------------
小弟我的问题是:
我是用jbuilder9作的这个例子,那么这个log4j的配置文件log4j.properties放在哪里啊?
请大家明示
不解,请教.
多谢 !!!!!!
