diff --git a/application/src/main/java/org/thingsboard/server/actors/calculatedField/CalculatedFieldEntityMessageProcessor.java b/application/src/main/java/org/thingsboard/server/actors/calculatedField/CalculatedFieldEntityMessageProcessor.java index 31cb159229..8767784a28 100644 --- a/application/src/main/java/org/thingsboard/server/actors/calculatedField/CalculatedFieldEntityMessageProcessor.java +++ b/application/src/main/java/org/thingsboard/server/actors/calculatedField/CalculatedFieldEntityMessageProcessor.java @@ -287,7 +287,9 @@ public class CalculatedFieldEntityMessageProcessor extends AbstractContextAwareM state.checkStateSize(ctxId, ctx.getMaxStateSize()); stateSizeChecked = true; if (state.isSizeOk()) { - cfService.pushMsgToRuleEngine(tenantId, entityId, calculationResult, cfIdList, callback); + if (!calculationResult.isEmpty()) { + cfService.pushMsgToRuleEngine(tenantId, entityId, calculationResult, cfIdList, callback); + } if (DebugModeUtil.isDebugAllAvailable(ctx.getCalculatedField())) { systemContext.persistCalculatedFieldDebugEvent(tenantId, ctx.getCfId(), entityId, state.getArguments(), tbMsgId, tbMsgType, JacksonUtil.writeValueAsString(calculationResult.getResult()), null); } diff --git a/application/src/main/java/org/thingsboard/server/service/cf/CalculatedFieldResult.java b/application/src/main/java/org/thingsboard/server/service/cf/CalculatedFieldResult.java index 8eb27395c1..49acf6917c 100644 --- a/application/src/main/java/org/thingsboard/server/service/cf/CalculatedFieldResult.java +++ b/application/src/main/java/org/thingsboard/server/service/cf/CalculatedFieldResult.java @@ -27,4 +27,11 @@ public final class CalculatedFieldResult { private final AttributeScope scope; private final JsonNode result; + public boolean isEmpty() { + return result == null || result.isMissingNode() || result.isNull() || + (result.isObject() && result.isEmpty()) || + (result.isArray() && result.isEmpty()) || + (result.isTextual() && result.asText().isEmpty()); + } + } diff --git a/application/src/main/java/org/thingsboard/server/service/cf/ctx/state/CalculatedFieldCtx.java b/application/src/main/java/org/thingsboard/server/service/cf/ctx/state/CalculatedFieldCtx.java index c51aaa2e72..0c4352dcea 100644 --- a/application/src/main/java/org/thingsboard/server/service/cf/ctx/state/CalculatedFieldCtx.java +++ b/application/src/main/java/org/thingsboard/server/service/cf/ctx/state/CalculatedFieldCtx.java @@ -83,7 +83,7 @@ public class CalculatedFieldCtx { for (Map.Entry entry : arguments.entrySet()) { var refId = entry.getValue().getRefEntityId(); var refKey = entry.getValue().getRefEntityKey(); - if (refId == null) { + if (refId == null || refId.equals(calculatedField.getEntityId())) { mainEntityArguments.put(refKey, entry.getKey()); } else { linkedEntityArguments.computeIfAbsent(refId, key -> new HashMap<>()).put(refKey, entry.getKey());