private boolean checkActivate() {
if (!activated) {
try {
activated = activateHandler();
} catch (Exception e) {
Kernel.logError("Fail to active appender " + this.getClass() + ". Cause " + e.getMessage());
}
}
return activated;
}
/**
* Handle log message
*
* @param msg Log message
*/
public synchronized void doAppend(LogMessage msg) {
checkActivate();
if (filter != null && filter.filter(msg) != LoggerFilter.ALLOW) {
return;
}
String log = null;
if (layout != null && needPattern() && layout.getConvertor() != null) {
log = layout.format(msg);
}
try {
append(msg, log);
} catch (Exception e) {
Kernel.logError(e.getMessage(), e);
}
}