@Override
    public String rpcType() {
        return RpcTypeEnum.SOFA.getName();
    }
The type Sofa shenyu context decorator.
shenyu-plugin/shenyu-plugin-proxy/shenyu-plugin-rpc/shenyu-plugin-sofa/src/main/java/org/apache/shenyu/plugin/sofa/context/SofaShenyuContextDecorator.java