[Bug] [alert server] Unable to send alert.

[a3sroot]

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• I had searched in the issues and found no similar issues.

What happened

version 3.2.2
[ERROR] 2024-08-13 16:37:50.471 +0800 org.apache.dolphinscheduler.common.utils.JSONUtils:[186] - parse list exception!
com.fasterxml.jackson.databind.exc.MismatchedInputException: Cannot deserialize value of type java.util.ArrayList<org.apache.dolphinscheduler.spi.params.base.PluginParams> from Object value (token JsonToken.START_OBJECT)
at [Source: (String)"{"headerParams":"{}","requestType":"POST","bodyParams":null,"url":"http://127.0.0.1:8888","contentField":"alert","timeout":"120"}"; line: 1, column: 1]
at com.fasterxml.jackson.databind.exc.MismatchedInputException.from(MismatchedInputException.java:59)
at com.fasterxml.jackson.databind.DeserializationContext.reportInputMismatch(DeserializationContext.java:1741)
at com.fasterxml.jackson.databind.DeserializationContext.handleUnexpectedToken(DeserializationContext.java:1515)
at com.fasterxml.jackson.databind.DeserializationContext.handleUnexpectedToken(DeserializationContext.java:1462)
at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.handleNonArray(CollectionDeserializer.java:392)
at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.deserialize(CollectionDeserializer.java:252)
at com.fasterxml.jackson.databind.deser.std.CollectionDeserializer.deserialize(CollectionDeserializer.java:28)
at com.fasterxml.jackson.databind.deser.DefaultDeserializationContext.readRootValue(DefaultDeserializationContext.java:323)
at com.fasterxml.jackson.databind.ObjectMapper._readMapAndClose(ObjectMapper.java:4674)
at com.fasterxml.jackson.databind.ObjectMapper.readValue(ObjectMapper.java:3629)
at org.apache.dolphinscheduler.common.utils.JSONUtils.toList(JSONUtils.java:184)
at org.apache.dolphinscheduler.spi.params.PluginParamsTransfer.transferJsonToParamsList(PluginParamsTransfer.java:42)
at org.apache.dolphinscheduler.spi.params.PluginParamsTransfer.getPluginParamsMap(PluginParamsTransfer.java:49)
at org.apache.dolphinscheduler.alert.service.AbstractEventSender.doSendEvent(AbstractEventSender.java:125)
at org.apache.dolphinscheduler.alert.service.AbstractEventSender.sendEvent(AbstractEventSender.java:73)
at org.apache.dolphinscheduler.alert.service.ListenerEventLoop.handleEvent(ListenerEventLoop.java:38)
at org.apache.dolphinscheduler.alert.service.ListenerEventLoop.handleEvent(ListenerEventLoop.java:24)
at org.apache.dolphinscheduler.alert.service.AbstractEventLoop.lambda$run$0(AbstractEventLoop.java:73)
at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1640)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:750)

What you expected to happen

The alarm service is working properly.

How to reproduce

Add an alert instance and test it.

Anything else

No response

Version

3.2.x

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

[SbloodyS]

Already fixed in dev.

[likun1210]

Already fixed in dev.

I also meet this problem, did you have solved this problem?How can I use the modified jar package now？

[liuyuanzhi-cn]

Already fixed in dev.

I also meet this problem, did you have solved this problem?How can I use the modified jar package now？

You can fix it like this commit