import java.util.logging.LogRecord;
import java.util.logging.LogManager;
import java.util.logging.Level;
+import java.util.logging.Logger;
+import java.util.Collections;
import java.util.HashMap;
+import java.util.Map;
import org.lttng.ust.jul.LTTngUst;
-/* Note: This is taken from the LTTng tools ABI. */
-class LTTngLogLevelABI {
- /* Loglevel type. */
- public static final int LOGLEVEL_TYPE_ALL = 0;
- public static final int LOGLEVEL_TYPE_RANGE = 1;
- public static final int LOGLEVEL_TYPE_SINGLE = 2;
-}
-
public class LTTngLogHandler extends Handler {
- /*
- * Indicate if the enable all event has been seen and if yes logger that we
- * enabled should use the loglevel/type below.
- */
- public int logLevelUseAll = 0;
- public int logLevelAll = 0;
- public int logLevelTypeAll;
-
/* Am I a root Log Handler. */
public int is_root = 0;
+ public int refcount = 0;
- public LogManager logManager;
+ /* Logger object attached to this handler that can trigger a tracepoint. */
+ public Map<String, LTTngEvent> enabledEvents =
+ Collections.synchronizedMap(new HashMap<String, LTTngEvent>());
- /* Indexed by name and corresponding LTTngEvent. */
- private HashMap<String, LTTngEvent> eventMap =
- new HashMap<String, LTTngEvent>();
-
- public LTTngLogHandler(LogManager logManager) {
+ /* Constructor */
+ public LTTngLogHandler() {
super();
-
- this.logManager = logManager;
-
/* Initialize LTTng UST tracer. */
LTTngUst.init();
}
- public void setEvent(LTTngEvent event) {
- eventMap.put(event.name, event);
+ /*
+ * Cleanup this handler state meaning put it back to a vanilla state.
+ */
+ public void clear() {
+ this.enabledEvents.clear();
}
@Override
@Override
public void publish(LogRecord record) {
- int fire_tp = 0, rec_log_level, ev_type, ev_log_level;
- LTTngEvent event;
- LTTngLogLevel lttngLogLevel;
- String logger_name = record.getLoggerName();
-
- /* Get back the event if any and check for loglevel. */
- event = eventMap.get(logger_name);
- if (event != null) {
- rec_log_level = record.getLevel().intValue();
- ev_log_level = event.logLevel.level;
- ev_type = event.logLevel.type;
-
- switch (ev_type) {
- case LTTngLogLevelABI.LOGLEVEL_TYPE_RANGE:
- if (ev_log_level <= rec_log_level) {
- fire_tp = 1;
- }
- break;
- case LTTngLogLevelABI.LOGLEVEL_TYPE_SINGLE:
- if (ev_log_level == rec_log_level) {
- fire_tp = 1;
- }
- break;
- case LTTngLogLevelABI.LOGLEVEL_TYPE_ALL:
- fire_tp = 1;
- break;
- }
- } else {
- /* No loglevel attached thus fire tracepoint. */
- fire_tp = 1;
- }
-
- if (fire_tp == 0) {
- return;
- }
-
/*
* Specific tracepoing designed for JUL events. The source class of the
* caller is used for the event name, the raw message is taken, the