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only: refactoring: simplify `SerialPortCache.retainAll` method

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kifir 2024-08-15 12:58:20 +03:00 committed by rusefillc
parent 42e2e75a9e
commit a7688c58d7
1 changed files with 3 additions and 17 deletions
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20
java_console/ui/src/main/java/com/rusefi/SerialPortCache.java
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@ -4,10 +4,8 @@ import com.devexperts.logging.Logging;
import java.time.Duration;
import java.time.Instant;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.List;
import java.util.Optional;
import java.util.Set;
@ -23,7 +21,6 @@ public class SerialPortCache {
if (cachedPort.isExpired()) {
cachedPorts.remove(serialPort);
log.info("Expired port is removed: " + serialPort);
} else {
return Optional.of(cachedPort.port);
}
@ -36,21 +33,10 @@ public class SerialPortCache {
}
void retainAll(final Set<String> serialPortsToRetain) {
// Clean the port cache of any entries that no longer exist
// If the same port appears later, we want to re-probe it at that time
// In any other scenario, auto could have unexpected behavior for the user
List<String> toRemove = new ArrayList<>();
for (String x : cachedPorts.keySet()) {
if (!serialPortsToRetain.contains(x)) {
toRemove.add(x);
}
final int cachedPortCount = cachedPorts.size();
if (cachedPorts.keySet().retainAll(serialPortsToRetain)) {
log.info(String.format("%d disappeared ports are removed", cachedPortCount - cachedPorts.size()));
}
// two steps to avoid ConcurrentModificationException
toRemove.forEach(p -> {
cachedPorts.remove(p);
log.info("Disappeared port is removed: " + p);
});
}
private static class CachedPort {