planetiler/flatmap-core/src/main/java/com/onthegomap/flatmap/stats/Timers.java

41 wiersze
1.0 KiB
Java

package com.onthegomap.flatmap.stats;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.Map;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class Timers {
private static final Logger LOGGER = LoggerFactory.getLogger(Stats.InMemory.class);
private final Map<String, Timer> timers = Collections.synchronizedMap(new LinkedHashMap<>());
public void printSummary() {
LOGGER.info("-".repeat(50));
synchronized (timers) {
for (var entry : timers.entrySet()) {
LOGGER.info("\t" + entry.getKey() + "\t" + entry.getValue().elapsed());
}
}
}
public Finishable startTimer(String name) {
Timer timer = new Timer().start();
timers.put(name, timer);
LOGGER.info("Starting...");
return () -> LOGGER.info("Finished in " + timers.get(name).stop() + "\n");
}
public Map<String, Timer> all() {
synchronized (timers) {
return new LinkedHashMap<>(timers);
}
}
public interface Finishable {
void stop();
}
}