this is a hessian 2 which has many customization added from time to time.
```xml
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>hessian-lite</artifactId>
<version>3.2.4</version>
<dependency>
```
I guess package.java is unnecessary, since we have version specified in its
MANIFEST.MF:
```
Manifest-Version: 1.0
Implementation-Vendor: The Apache Software Foundation
Implementation-Title: Hessian Lite(Alibaba embed version)
Implementation-Version: 3.2.3
Implementation-Vendor-Id: com.alibaba
Built-By: ken.lj
Build-Jdk: 1.7.0_80
Specification-Vendor: The Apache Software Foundation
Specification-Title: Hessian Lite(Alibaba embed version)
Created-By: Apache Maven 3.5.0
Implementation-URL: https://github.com/apache/incubator-dubbo/hessian-
lite
Specification-Version: 3.2
```
[ Full content available at:
https://github.com/apache/incubator-dubbo/issues/2493 ]
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