enable/disable type cast for telemetry/attributes json

application/src/main/resources/thingsboard.yml

@@ -443,3 +443,7 @@ transport:
     bind_address: "${COAP_BIND_ADDRESS:0.0.0.0}"
     bind_port: "${COAP_BIND_PORT:5683}"
     timeout: "${COAP_TIMEOUT:10000}"
+
+json:
+  # Cast String data types to Numeric if possible when processing Telemetry/Attributes JSON
+  type_cast_enabled: "${JSON_TYPE_CAST_ENABLED:false}"

common/transport/transport-api/src/main/java/org/thingsboard/server/common/transport/adaptor/JsonConverter.java

@@ -59,6 +59,8 @@ public class JsonConverter {
     private static final String CAN_T_PARSE_VALUE = "Can't parse value: ";
     private static final String DEVICE_PROPERTY = "device";
 
+    private static boolean isTypeCastEnabled = true;
+
     public static PostTelemetryMsg convertToTelemetryProto(JsonElement jsonObject) throws JsonSyntaxException {
         long systemTs = System.currentTimeMillis();
         PostTelemetryMsg.Builder builder = PostTelemetryMsg.newBuilder();
@@ -129,10 +131,10 @@ public class JsonConverter {
             if (element.isJsonPrimitive()) {
                 JsonPrimitive value = element.getAsJsonPrimitive();
                 if (value.isString()) {
-                    if(NumberUtils.isParsable(value.getAsString())) {
+                    if(isTypeCastEnabled && NumberUtils.isParsable(value.getAsString())) {
                         try {
                             result.add(buildNumericKeyValueProto(value, valueEntry.getKey()));
-                        } catch (Throwable th) {
+                        } catch (RuntimeException th) {
                             result.add(KeyValueProto.newBuilder().setKey(valueEntry.getKey()).setType(KeyValueType.STRING_V)
                                     .setStringV(value.getAsString()).build());
                         }
@@ -387,10 +389,10 @@ public class JsonConverter {
             if (element.isJsonPrimitive()) {
                 JsonPrimitive value = element.getAsJsonPrimitive();
                 if (value.isString()) {
-                    if(NumberUtils.isParsable(value.getAsString())) {
+                    if(isTypeCastEnabled && NumberUtils.isParsable(value.getAsString())) {
                         try {
                             parseNumericValue(result, valueEntry, value);
-                        } catch (Throwable th) {
+                        } catch (RuntimeException th) {
                             result.add(new StringDataEntry(valueEntry.getKey(), value.getAsString()));
                         }
                     } else {
@@ -451,5 +453,7 @@ public class JsonConverter {
         }
     }
 
-
+    public static void setTypeCastEnabled(boolean enabled) {
+        isTypeCastEnabled = enabled;
+    }
 }

common/transport/transport-api/src/main/java/org/thingsboard/server/common/transport/adaptor/JsonConverterConfig.java

@@ -0,0 +1,16 @@
+package org.thingsboard.server.common.transport.adaptor;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@Slf4j
+public class JsonConverterConfig {
+
+    @Value("${json.type_cast_enabled}")
+    public void setIsJsonTypeCastEnabled(boolean jsonTypeCastEnabled) {
+        JsonConverter.setTypeCastEnabled(jsonTypeCastEnabled);
+        log.info("JSON type cast enabled = {}", jsonTypeCastEnabled);
+    }
+}

transport/coap/src/main/resources/tb-coap-transport.yml

@@ -52,3 +52,7 @@ kafka:
     topic: "${TB_TRANSPORT_NOTIFICATIONS_TOPIC:tb.transport.notifications}"
     poll_interval: "${TB_TRANSPORT_NOTIFICATIONS_POLL_INTERVAL_MS:25}"
     auto_commit_interval: "${TB_TRANSPORT_NOTIFICATIONS_AUTO_COMMIT_INTERVAL_MS:100}"
+
+json:
+  # Cast String data types to Numeric if possible when processing Telemetry/Attributes JSON
+  type_cast_enabled: "${JSON_TYPE_CAST_ENABLED:true}"

transport/http/src/main/resources/tb-http-transport.yml

@@ -53,3 +53,7 @@ kafka:
     topic: "${TB_TRANSPORT_NOTIFICATIONS_TOPIC:tb.transport.notifications}"
     poll_interval: "${TB_TRANSPORT_NOTIFICATIONS_POLL_INTERVAL_MS:25}"
     auto_commit_interval: "${TB_TRANSPORT_NOTIFICATIONS_AUTO_COMMIT_INTERVAL_MS:100}"
+
+json:
+  # Cast String data types to Numeric if possible when processing Telemetry/Attributes JSON
+  type_cast_enabled: "${JSON_TYPE_CAST_ENABLED:true}"

transport/mqtt/src/main/resources/tb-mqtt-transport.yml

@@ -72,3 +72,7 @@ kafka:
     topic: "${TB_TRANSPORT_NOTIFICATIONS_TOPIC:tb.transport.notifications}"
     poll_interval: "${TB_TRANSPORT_NOTIFICATIONS_POLL_INTERVAL_MS:25}"
     auto_commit_interval: "${TB_TRANSPORT_NOTIFICATIONS_AUTO_COMMIT_INTERVAL_MS:100}"
+
+json:
+  # Cast String data types to Numeric if possible when processing Telemetry/Attributes JSON
+  type_cast_enabled: "${JSON_TYPE_CAST_ENABLED:true}"