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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