fileappender.setLayout(new MessageSensitiveLayout());
String absolutePath = file.getAbsolutePath();
fileappender.setFile(absolutePath);
fileappender.setImmediateFlush(true);
fileappender.setName(APPENDER_NAME);
fileappender.activateOptions();
LOG4J_LOGGER.setLevel(Level.DEBUG);
LOG4J_LOGGER.setAdditivity(false);
LOG4J_LOGGER.addAppender(fileappender);
LOG4J_LOGGER.debug("==========================================================================");