[Bug]: TableController set partition to string value “null” when getting file list for a non-partitioned table

[liaoyt]

What happened?

Error occurs when access to table files of a non-partitioned table

Affects Versions

master

What engines are you seeing the problem on?

AMS

How to reproduce

• create an internal catalog
• create iceberg table without partition filed
• access data file from dashboard

Relevant log output

java.lang.IllegalArgumentException: Invalid partition data, too many fields (expecting 0): null
        at org.apache.iceberg.relocated.com.google.common.base.Preconditions.checkArgument(Preconditions.java:326) ~[iceberg-bundled-guava-1.3.0.jar:?]
        at com.netease.arctic.utils.ArcticDataFiles.data(ArcticDataFiles.java:89) ~[amoro-core-0.7.0-SNAPSHOT.jar:?]
        at com.netease.arctic.server.dashboard.MixedAndIcebergTableDescriptor.collectFileInfo(MixedAndIcebergTableDescriptor.java:503) ~[amoro-ams-server-0.7.0-SNAPSHOT.jar:?]
        at com.netease.arctic.server.dashboard.MixedAndIcebergTableDescriptor.getTableFilesInternal(MixedAndIcebergTableDescriptor.java:491) ~[amoro-ams-server-0.7.0-SNAPSHOT.jar:?]
        at com.netease.arctic.server.dashboard.MixedAndIcebergTableDescriptor.getTableFiles(MixedAndIcebergTableDescriptor.java:396) ~[amoro-ams-server-0.7.0-SNAPSHOT.jar:?]
        at com.netease.arctic.server.dashboard.ServerTableDescriptor.getTableFile(ServerTableDescriptor.java:110) ~[amoro-ams-server-0.7.0-SNAPSHOT.jar:?]
        at com.netease.arctic.server.dashboard.controller.TableController.getPartitionFileListInfo(TableController.java:461) ~[amoro-ams-server-0.7.0-SNAPSHOT.jar:?]

Anything else

No response

Are you willing to submit a PR?

• Yes I am willing to submit a PR!

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