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Bael 850 (#1744) 

* BAEL-850 ConcurentskipLIst

* BAEL-850 formatting

* BAEL-850 Formatting

* spring 5 work

* SetTest refactor (#1724)

* BAEL-850 use lambda

* BAEL-850 no need to casting
This commit is contained in:
Tomasz Lelek 2017-04-27 19:35:22 +02:00 committed by Grzegorz Piwowarek
parent 2bebf73db2
commit ac8700ff65
1 changed files with 6 additions and 13 deletions
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19
core-java/src/main/java/com/baeldung/concurrent/skiplist/EventWindowSort.java
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@ -4,17 +4,10 @@ import java.time.ZonedDateTime;
import java.util.Comparator; import java.util.Comparator;
import java.util.concurrent.ConcurrentNavigableMap; import java.util.concurrent.ConcurrentNavigableMap;
import java.util.concurrent.ConcurrentSkipListMap; import java.util.concurrent.ConcurrentSkipListMap;
import java.util.function.ToLongFunction;
public class EventWindowSort { public class EventWindowSort {
private final ConcurrentSkipListMap<ZonedDateTime, String> events = new ConcurrentSkipListMap<>(Comparator.comparingLong(new ToLongFunction<ZonedDateTime>() { private final ConcurrentSkipListMap<ZonedDateTime, String> events
@Override = new ConcurrentSkipListMap<>(Comparator.comparingLong(value -> value.toInstant().toEpochMilli()));
public long applyAsLong(ZonedDateTime value) {
return value
.toInstant()
.toEpochMilli();
}
}));
public void acceptEvent(Event event) { public void acceptEvent(Event event) {
events.put(event.getEventTime(), event.getContent()); events.put(event.getEventTime(), event.getContent());
@ -22,14 +15,14 @@ public class EventWindowSort {
public ConcurrentNavigableMap<ZonedDateTime, String> getEventsFromLastMinute() { public ConcurrentNavigableMap<ZonedDateTime, String> getEventsFromLastMinute() {
return events.tailMap(ZonedDateTime return events.tailMap(ZonedDateTime
.now() .now()
.minusMinutes(1)); .minusMinutes(1));
} }
public ConcurrentNavigableMap<ZonedDateTime, String> getEventsOlderThatOneMinute() { public ConcurrentNavigableMap<ZonedDateTime, String> getEventsOlderThatOneMinute() {
return events.headMap(ZonedDateTime return events.headMap(ZonedDateTime
.now() .now()
.minusMinutes(1)); .minusMinutes(1));
} }
} }