Log4j FileAppender recreating deleted files

Question

I am using Log4j as logging framework in a project I am working on. I have the following situation: Log4j is configured to write the logs into a log file. At some point, thi

Answer 1

Try This Class

package wodong.test;
import java.io.File;
import java.io.IOException;

import org.apache.log4j.FileAppender;
import org.apache.log4j.spi.LoggingEvent;

public class LastFileAppender extends FileAppender {
    @Override
    public void append(LoggingEvent event) {
        checkLogFileExist();
        super.append(event);
    }
    private void checkLogFileExist(){
        File logFile = new File(super.fileName);
        if (!logFile.exists()) {
            try {
                logFile.createNewFile();
            } catch (IOException e) {
                System.out.println("Error while create new log file.");
            }
        }
    }
}

Also edit the log4j config file

log4j.appender.R=wodong.test.LastFileAppender