1996fanrui opened a new pull request, #869:
URL: https://github.com/apache/flink-kubernetes-operator/pull/869
## What is the purpose of the change
AggregatedMetric added the skew field in Flink 1.20, it caused the
AggregatedMetric of old version cannot parse the AggregatedMetric of 1.20.
Following is the root exception:
```
Caused by:
org.apache.flink.shaded.jackson2.com.fasterxml.jackson.databind.exc.UnrecognizedPropertyException:
Unrecognized field "skew" (class
org.apache.flink.runtime.rest.messages.job.metrics.AggregatedMetric), not
marked as ignorable (5 known properties: "min", "id", "max", "avg", "sum"])
at [Source: UNKNOWN; byte offset: #UNKNOWN] (through reference chain:
java.util.ArrayList[0]->org.apache.flink.runtime.rest.messages.job.metrics.AggregatedMetric["skew"])
```
## Brief change log
Copy AggregatedMetric to this repo, and removing it after upgrading maven
dependency to 1.20.
## Verifying this change
Added the CI to run with 1.20.
## Does this pull request potentially affect one of the following parts:
- Dependencies (does it add or upgrade a dependency): no
- The public API, i.e., is any changes to the `CustomResourceDescriptors`:
no
- Core observer or reconciler logic that is regularly executed: no
## Documentation
- Does this pull request introduce a new feature? no
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