naziD commented on code in PR #9622:
URL: https://github.com/apache/dolphinscheduler/pull/9622#discussion_r854735259
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dolphinscheduler-dao/src/main/java/org/apache/dolphinscheduler/dao/entity/TaskDefinition.java:
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@@ -309,9 +309,18 @@ public void setTaskParamMap(Map<String, String>
taskParamMap) {
public Map<String, String> getTaskParamMap() {
if (taskParamMap == null && StringUtils.isNotEmpty(taskParams)) {
JsonNode localParams =
JSONUtils.parseObject(taskParams).findValue("localParams");
- if (localParams != null) {
+
+ //If a jsonNode is null, not only use !=null, but also it should
use the isNull method to be estimated.
+ if (localParams != null && !localParams.isNull()) {
List<Property> propList =
JSONUtils.toList(localParams.toString(), Property.class);
- taskParamMap =
propList.stream().collect(Collectors.toMap(Property::getProp,
Property::getValue));
+
+ if (CollectionUtils.isNotEmpty(propList)) {
+ taskParamMap = new HashMap<>();
+ // Don't use java 8 stream to convert map, because the
value will probably null,and it will cause the NullPointException.
Review Comment:
>
It should be emphasized that the latter deployer don't use stream to convert
the map . The key reason of this issue is caused by it .
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