[hueemulation] Fixed nullpointer in adjustedColorStateFromItemState (#8560)

Signed-off-by: Nicolai Grødum <grodum@gmail.com>

diff --git a/bundles/org.openhab.io.hueemulation/src/main/java/org/openhab/io/hueemulation/internal/StateUtils.java b/bundles/org.openhab.io.hueemulation/src/main/java/org/openhab/io/hueemulation/internal/StateUtils.java
index 21cc0023284dff08c6674d6f62f1e57784ee14ac..5b2916ba1f77f568736020e4eac0847a0f14153b 100644 (file)
--- a/bundles/org.openhab.io.hueemulation/src/main/java/org/openhab/io/hueemulation/internal/StateUtils.java
+++ b/bundles/org.openhab.io.hueemulation/src/main/java/org/openhab/io/hueemulation/internal/StateUtils.java
@@ -450,7 +450,8 @@ public class StateUtils {
                     }
                 }
             } else if (lastCommand instanceof PercentType) {
-                if (hueState instanceof HueStateBulb && itemState.as(PercentType.class).equals(lastCommand)) {
+                if (hueState instanceof HueStateBulb && itemState != null
+                        && lastCommand.equals(itemState.as(PercentType.class))) {
                     if (lastHueChange.bri != null) {
                         ((HueStateBulb) hueState).bri = lastHueChange.bri;
                     }