## What is the purpose of the change

To avoid frequently class loading and to reduce performance overhead during the 
process of hessian2 deserialization for those classes are unknown in current 
classloader

## Brief changelog

override method public Deserializer getDeserializer(String type) in 
Hessian2SerializerFactory.java
 refactor get hessian2 deserializer for string type
## Verifying this change



Follow this checklist to help us incorporate your contribution quickly and 
easily:

- [x] Make sure there is a 
[GITHUB_issue](https://github.com/apache/incubator-dubbo/issues) field for the 
change (usually before you start working on it). Trivial changes like typos do 
not require a GITHUB issue. Your pull request should address just this issue, 
without pulling in other changes - one PR resolves one issue.
- [ ] Format the pull request title like `[Dubbo-XXX] Fix UnknownException when 
host config not exist #XXX`. Each commit in the pull request should have a 
meaningful subject line and body.
- [ ] Write a pull request description that is detailed enough to understand 
what the pull request does, how, and why.
- [ ] Write necessary unit-test to verify your logic correction, more mock a 
little better when cross module dependency exist. If the new feature or 
significant change is committed, please remember to add integration-test in 
[test module](https://github.com/apache/incubator-dubbo/tree/master/dubbo-test).
- [ ] Run `mvn clean install -DskipTests=false` & `mvn clean test-compile 
failsafe:integration-test` to make sure unit-test and integration-test pass.
- [ ] If this contribution is large, please follow the [Software Donation 
Guide](https://github.com/apache/incubator-dubbo/wiki/Software-donation-guide).


[ Full content available at: 
https://github.com/apache/incubator-dubbo/pull/3313 ]
This message was relayed via gitbox.apache.org for 
[email protected]

---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]

Reply via email to