[Bug][Manager] Null pointer exception occurred when list file sources

[healchow]

What happened

The error stack:

2022-04-11 11:08:45.938 [http-nio-8080-exec-1] ERROR o.a.i.m.web.config.ControllerExceptionHandler:124 - Failed to handle request on path:/api/inlong/manager/source/list, user:admin
 java.lang.NullPointerException: null
         at java.util.ArrayList.addAll(ArrayList.java:577)
         at org.apache.inlong.manager.service.source.StreamSourceServiceImpl.listByCondition(StreamSourceServiceImpl.java:135)
         at org.apache.inlong.manager.service.source.StreamSourceServiceImpl$$FastClassBySp

What you expected to happen

Should not occurred any exception.

How to reproduce

Just add a FILE source, then list them by inlong/manager/source/list?sourceType=FILE&inlongGroupId=test or on web.

Environment

No response

InLong version

master

InLong Component

InLong Manager

Are you willing to submit PR?

• Yes, I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct