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import java.util.Date;
import java.util.logging.FileHandler;
import java.util.logging.Handler;
import java.util.logging.Level;
import java.util.logging.LogManager;
import java.util.logging.LogRecord;
import java.util.logging.Logger;
import java.util.logging.XMLFormatter;
class HTMLFormatter extends java.util.logging.Formatter {
public String format(LogRecord record) {
return ("<tr><td>" + (new Date(record.getMillis())).toString() + "</td><td>"
+ record.getMessage() + "</td></tr>\n");
}
public String getHead(Handler h) {
return ("<html>\n <body>\n" + "<Table border>\n<tr><td>Time</td><td>Log Message</td></tr>\n");
}
public String getTail(Handler h) {
return ("</table>\n</body>\n</html>");
}
}
public class LoggingHTMLFormatter {
public static void main(String args[]) throws Exception {
LogManager lm = LogManager.getLogManager();
Logger parentLogger, childLogger;
FileHandler xml_handler = new FileHandler("log_output.xml");
FileHandler html_handler = new FileHandler("log_output.html");
parentLogger = Logger.getLogger("ParentLogger");
childLogger = Logger.getLogger("ParentLogger.ChildLogger");
lm.addLogger(parentLogger);
lm.addLogger(childLogger);
parentLogger.setLevel(Level.WARNING);
childLogger.setLevel(Level.ALL);
xml_handler.setFormatter(new XMLFormatter());
html_handler.setFormatter(new HTMLFormatter());
parentLogger.addHandler(xml_handler);
childLogger.addHandler(html_handler);
childLogger.log(Level.FINE, "This is a fine log message");
childLogger.log(Level.SEVERE, "This is a severe log message");
xml_handler.close();
html_handler.close();
}
}
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