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Posted to dev@eventmesh.apache.org by GitBox <gi...@apache.org> on 2022/11/30 01:40:05 UTC

[GitHub] [incubator-eventmesh] weihubeats opened a new pull request, #2318: update JsonUtils

weihubeats opened a new pull request, #2318:
URL: https://github.com/apache/incubator-eventmesh/pull/2318

   Fixes https://github.com/apache/incubator-eventmesh/issues/2317
   
   ### Motivation
   
   *Explain the content here.*
   *Explain why you want to make the changes and what problem you're trying to solve.*
   
   
   
   ### Modifications
   
   *Describe the modifications you've done.*
   
   
   
   ### Documentation
   
   - Does this pull request introduce a new feature? (yes / no)
   - If yes, how is the feature documented? (not applicable / docs / JavaDocs / not documented)
   - If a feature is not applicable for documentation, explain why?
   - If a feature is not documented yet in this PR, please create a followup issue for adding the documentation
   


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[GitHub] [incubator-eventmesh] jonyangx commented on a diff in pull request #2318: [ISSUE #2317] Refactoring tool class JsonUtils

Posted by GitBox <gi...@apache.org>.
jonyangx commented on code in PR #2318:
URL: https://github.com/apache/incubator-eventmesh/pull/2318#discussion_r1036591398


##########
eventmesh-common/src/main/java/org/apache/eventmesh/common/utils/JsonUtils.java:
##########
@@ -42,29 +52,53 @@ public class JsonUtils {
      * @return json string
      */
     public static String serialize(Object obj) {
+        if (Objects.isNull(obj)) {
+            return null;
+        }
         try {
             return OBJECT_MAPPER.writeValueAsString(obj);
         } catch (JsonProcessingException e) {
             throw new JsonException("serialize to json error", e);
         }
     }
 
+    public static <T> byte[] serialize(String topic, Class<T> data) throws JsonProcessingException {

Review Comment:
   Suggest refactor throw exception .   Throw RuntimeException or CheckedException.



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[GitHub] [incubator-eventmesh] jonyangx merged pull request #2318: [ISSUE #2317] Refactoring tool class JsonUtils

Posted by GitBox <gi...@apache.org>.
jonyangx merged PR #2318:
URL: https://github.com/apache/incubator-eventmesh/pull/2318


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[GitHub] [incubator-eventmesh] codecov[bot] commented on pull request #2318: update JsonUtils

Posted by GitBox <gi...@apache.org>.
codecov[bot] commented on PR #2318:
URL: https://github.com/apache/incubator-eventmesh/pull/2318#issuecomment-1331555701

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[GitHub] [incubator-eventmesh] jonyangx commented on a diff in pull request #2318: [ISSUE #2317] Refactoring tool class JsonUtils

Posted by GitBox <gi...@apache.org>.
jonyangx commented on code in PR #2318:
URL: https://github.com/apache/incubator-eventmesh/pull/2318#discussion_r1036591594


##########
eventmesh-common/src/main/java/org/apache/eventmesh/common/utils/JsonUtils.java:
##########
@@ -42,29 +52,53 @@ public class JsonUtils {
      * @return json string
      */
     public static String serialize(Object obj) {
+        if (Objects.isNull(obj)) {
+            return null;
+        }
         try {
             return OBJECT_MAPPER.writeValueAsString(obj);
         } catch (JsonProcessingException e) {
             throw new JsonException("serialize to json error", e);
         }
     }
 
+    public static <T> byte[] serialize(String topic, Class<T> data) throws JsonProcessingException {
+        if (data == null) {
+            return null;
+        }
+        return OBJECT_MAPPER.writeValueAsBytes(data);
+    }
+
     /**
      * Deserialize json string to object.
      *
-     * @param str json string
-     * @param clz object class
-     * @param <T> object type
+     * @param json json string
+     * @param clz  object class
+     * @param <T>  object type
      * @return object
      */
-    public static <T> T deserialize(String str, Class<T> clz) {
+    public static <T> T deserialize(String json, Class<T> clz) {
+        if (StringUtils.isEmpty(json)) {
+            return null;
+        }
         try {
-            return OBJECT_MAPPER.readValue(str, clz);
+            return OBJECT_MAPPER.readValue(json, clz);
         } catch (JsonProcessingException e) {
             throw new JsonException("deserialize json string to object error", e);
         }
     }
 
+    public static <T> T deserialize(Class<T> clazz, byte[] bytes) throws IOException {

Review Comment:
   suggest refactor throw exception.



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