This works for me:
Test.java
import java.util.logging.LogManager;
import java.util.logging.Logger;
public class Test {
public static void main(String[] args) throws Exception {
System.setProperty("java.util.logging.config.file", "config1.properties");
Logger logger = Logger.getLogger(Test.class.getSimpleName());
logger.info("Message 1");
System.setProperty("java.util.logging.config.file", "config2.properties");
LogManager logManager = LogManager.getLogManager();
logManager.readConfiguration();
logger = Logger.getLogger(Test.class.getSimpleName());
logger.info("Message 2");
}
}
config1.properties
handlers=java.util.logging.ConsoleHandler
.level= FINE
# Limit the message that are printed on the console to INFO and above.
java.util.logging.ConsoleHandler.level = INFO
java.util.logging.ConsoleHandler.formatter = java.util.logging.SimpleFormatter
config2.properties
handlers=java.util.logging.ConsoleHandler
.level= FINE
# Limit the message that are printed on the console to INFO and above.
java.util.logging.ConsoleHandler.level = INFO
java.util.logging.ConsoleHandler.formatter = java.util.logging.XMLFormatter
javac Test.java
java Test
Jan 13, 2014 8:51:20 PM Test main
INFO: Message 1
<?xml version="1.0" encoding="windows-1252" standalone="no"?>
<!DOCTYPE log SYSTEM "logger.dtd">
<log>
<record>
<date>2014-01-13T20:51:20</date>
<millis>1389664280170</millis>
<sequence>1</sequence>
<logger>Test</logger>
<level>INFO</level>
<class>Test</class>
<method>main</method>
<thread>10</thread>
<message>Message 2</message>
</record>