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[infrastructure] add external null-annotations (#8848)

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Signed-off-by: Jan N. Klug <jan.n.klug@rub.de>
This commit is contained in:
J-N-K
2020-10-31 00:29:03 +01:00
committed by GitHub
parent 47d05055db
commit bd664ff0c8
162 changed files with 933 additions and 575 deletions
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bundles/org.openhab.binding.ojelectronics/src/main/java/org/openhab/binding/ojelectronics/internal/ThermostatHandler.java
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@@ -158,7 +158,7 @@ public class ThermostatHandler extends BaseThingHandler {
updateState(BindingConstants.CHANNEL_OWD5_GROUPNAME, StringType.valueOf(thermostat.groupName));
}
private String getRegulationMode(int regulationMode) {
private @Nullable String getRegulationMode(int regulationMode) {
return REGULATION_MODES.get(regulationMode);
}