yangyichao-mango opened a new pull request #3522:
URL: https://github.com/apache/incubator-dolphinscheduler/pull/3522
## What is the purpose of the pull request
*Add sign next line automatic assigner for code style*
*For example:*
It can generate string like this one, it can match the rules of `checkstyle`
```java
String json = "{\"a\":"
+ \"b\"}";
public String toString() {
}
```
not like this one
```java
String json = "{\"a\":"+
\"b\"}";
```
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