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Fix NullPointerException (#16356)

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Resolves #16180

Signed-off-by: Jacob Laursen <jacob-github@vindvejr.dk>
This commit is contained in:
Jacob Laursen 2024-02-04 12:06:14 +01:00
parent e2313e9801
commit 708dbeeaaf
1 changed files with 28 additions and 19 deletions
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47
bundles/org.openhab.binding.hue/src/main/java/org/openhab/binding/hue/internal/handler/HueLightHandler.java
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@ -26,6 +26,7 @@ import org.eclipse.jdt.annotation.NonNullByDefault;
import org.eclipse.jdt.annotation.Nullable;
import org.openhab.binding.hue.internal.api.dto.clip1.Capabilities;
import org.openhab.binding.hue.internal.api.dto.clip1.ColorTemperature;
import org.openhab.binding.hue.internal.api.dto.clip1.Control;
import org.openhab.binding.hue.internal.api.dto.clip1.FullLight;
import org.openhab.binding.hue.internal.api.dto.clip1.State;
import org.openhab.binding.hue.internal.api.dto.clip1.StateUpdate;
@ -191,26 +192,34 @@ public class HueLightHandler extends BaseThingHandler implements HueLightActions
}
private void initializeCapabilities(@Nullable FullLight fullLight) {
if (!capabilitiesInitializedSuccessfully && fullLight != null) {
Capabilities capabilities = fullLight.capabilities;
if (capabilities != null) {
ColorTemperature ct = capabilities.control.ct;
if (ct != null) {
colorTemperatureCapabilties = ct;
// minimum and maximum are inverted due to mired/Kelvin conversion!
StateDescriptionFragment stateDescriptionFragment = StateDescriptionFragmentBuilder.create()
.withMinimum(new BigDecimal(LightStateConverter.miredToKelvin(ct.max))) //
.withMaximum(new BigDecimal(LightStateConverter.miredToKelvin(ct.min))) //
.withStep(new BigDecimal(100)) //
.withPattern("%.0f K") //
.build();
stateDescriptionProvider.setStateDescriptionFragment(
new ChannelUID(thing.getUID(), CHANNEL_COLORTEMPERATURE_ABS), stateDescriptionFragment);
}
}
capabilitiesInitializedSuccessfully = true;
if (capabilitiesInitializedSuccessfully || fullLight == null) {
return;
}
Capabilities capabilities = fullLight.capabilities;
if (capabilities == null) {
return;
}
Control control = capabilities.control;
if (control == null) {
return;
}
ColorTemperature ct = control.ct;
if (ct == null) {
return;
}
colorTemperatureCapabilties = ct;
// minimum and maximum are inverted due to mired/Kelvin conversion!
StateDescriptionFragment stateDescriptionFragment = StateDescriptionFragmentBuilder.create()
.withMinimum(new BigDecimal(LightStateConverter.miredToKelvin(ct.max))) //
.withMaximum(new BigDecimal(LightStateConverter.miredToKelvin(ct.min))) //
.withStep(new BigDecimal(100)) //
.withPattern("%.0f K") //
.build();
stateDescriptionProvider.setStateDescriptionFragment(
new ChannelUID(thing.getUID(), CHANNEL_COLORTEMPERATURE_ABS), stateDescriptionFragment);
capabilitiesInitializedSuccessfully = true;
}
@Override