Java 17 features (N-S) (#15565)

- add missing @override
- Java style array syntax
- remove redundant modifiers
- always move String constants to left side in comparisons
- simplify lambda expressions and return statements
- use replace instead of replaceAll w/o regex
- instanceof matching and multiline strings

Signed-off-by: Holger Friedrich <mail@holger-friedrich.de>

bundles/org.openhab.binding.solaredge/src/main/java/org/openhab/binding/solaredge/internal/SolarEdgeBindingConstants.java

@@ -12,7 +12,6 @@
  */
 package org.openhab.binding.solaredge.internal;
 
-import java.util.Collections;
 import java.util.Set;
 import java.util.concurrent.TimeUnit;
 
@@ -111,5 +110,5 @@ public class SolarEdgeBindingConstants {
     public static final String STATUS_NO_METER_CONFIGURED = "@text/status.no.meter.configured";
     public static final String STATUS_WAITING_FOR_LOGIN = "@text/status.waiting.for.login";
 
-    public static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Collections.singleton(THING_TYPE_GENERIC);
+    public static final Set<ThingTypeUID> SUPPORTED_THING_TYPES_UIDS = Set.of(THING_TYPE_GENERIC);
 }

bundles/org.openhab.binding.solaredge/src/main/java/org/openhab/binding/solaredge/internal/handler/SolarEdgeGenericHandler.java

@@ -234,7 +234,6 @@ public class SolarEdgeGenericHandler extends BaseThingHandler implements SolarEd
     public @Nullable Channel getChannel(String groupId, String channelId) {
         ThingUID thingUID = this.getThing().getUID();
         ChannelGroupUID channelGroupUID = new ChannelGroupUID(thingUID, groupId);
-        Channel channel = getThing().getChannel(new ChannelUID(channelGroupUID, channelId));
-        return channel;
+        return getThing().getChannel(new ChannelUID(channelGroupUID, channelId));
     }
 }

bundles/org.openhab.binding.solaredge/src/main/java/org/openhab/binding/solaredge/internal/model/AggregateDataResponseTransformerPublicApi.java

@@ -89,7 +89,6 @@ public class AggregateDataResponseTransformerPublicApi extends AbstractDataRespo
      */
     private final void fillAggregateData(AggregatePeriod period, String unit, MeterTelemetries meter, String channelId,
             Map<Channel, State> valueMap) {
-
         String group = convertPeriodToGroup(period);
         List<MeterTelemetry> values = meter.values;