Actor system implementation draft

application/src/main/java/org/thingsboard/server/actors/calculatedField/CalculatedFieldEntityMessageProcessor.java

@@ -78,6 +78,10 @@ public class CalculatedFieldEntityMessageProcessor extends AbstractContextAwareM
         this.ctx = ctx;
     }
 
+    public void process(CalculatedFieldStateRestoreMsg msg) {
+        states.put(msg.getId().cfId(), msg.getState());
+    }
+
     public void process(EntityCalculatedFieldTelemetryMsg msg) {
         var proto = msg.getProto();
         var numberOfCallbacks = CALLBACKS_PER_CF * (msg.getEntityIdFields().size() + msg.getProfileIdFields().size());
@@ -192,8 +196,4 @@ public class CalculatedFieldEntityMessageProcessor extends AbstractContextAwareM
         }
         return cfIds;
     }
-
-    public void process(CalculatedFieldStateRestoreMsg msg) {
-        states.put(msg.getId().cfId(), msg.getState());
-    }
 }

application/src/main/java/org/thingsboard/server/service/cf/DefaultCalculatedFieldExecutionService.java

@@ -837,8 +837,10 @@ public class DefaultCalculatedFieldExecutionService extends AbstractPartitionBas
         telemetryMsg.setEntityIdMSB(entityId.getId().getMostSignificantBits());
         telemetryMsg.setEntityIdLSB(entityId.getId().getLeastSignificantBits());
 
-        for (CalculatedFieldId cfId : calculatedFieldIds) {
-            telemetryMsg.addPreviousCalculatedFields(toProto(cfId));
+        if(calculatedFieldIds != null) {
+            for (CalculatedFieldId cfId : calculatedFieldIds) {
+                telemetryMsg.addPreviousCalculatedFields(toProto(cfId));
+            }
         }
 
         return telemetryMsg;

application/src/main/java/org/thingsboard/server/service/cf/ctx/state/CalculatedFieldState.java

@@ -44,5 +44,6 @@ public interface CalculatedFieldState {
 
     ListenableFuture<CalculatedFieldResult> performCalculation(CalculatedFieldCtx ctx);
 
+    @JsonIgnore
     boolean isReady();
 }

common/proto/src/main/java/org/thingsboard/server/common/util/ProtoUtils.java

@@ -644,11 +644,13 @@ public class ProtoUtils {
     }
 
     public static TransportProtos.TsKvProto toTsKvProto(TsKvEntry tsKvEntry) {
-        return TransportProtos.TsKvProto.newBuilder()
+        var builder = TransportProtos.TsKvProto.newBuilder()
                 .setTs(tsKvEntry.getTs())
-                .setKv(toKeyValueProto(tsKvEntry))
-                .setVersion(tsKvEntry.getVersion())
-                .build();
+                .setKv(toKeyValueProto(tsKvEntry));
+        if (tsKvEntry.getVersion() != null) {
+            builder.setVersion(tsKvEntry.getVersion());
+        }
+        return builder.build();
     }
 
     public static TransportProtos.KeyValueProto toKeyValueProto(KvEntry kvEntry) {

dao/src/main/java/org/thingsboard/server/dao/sql/cf/DefaultNativeCalculatedFieldRepository.java

@@ -77,7 +77,7 @@ public class DefaultNativeCalculatedFieldRepository implements NativeCalculatedF
                 String name = (String) row.get("name");
                 int configurationVersion = (int) row.get("configuration_version");
                 JsonNode configuration = JacksonUtil.toJsonNode((String) row.get("configuration"));
-                long version = (long) row.get("version");
+                long version = row.get("version") != null ? (long) row.get("version") : 0;
                 Object externalIdObj = row.get("external_id");
 
                 CalculatedField calculatedField = new CalculatedField();