dubbo telnet

[vonzou]

dubbo telnet command，when in param is Map ,and the key of the map is number，will throw Exception：java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.String

Environment

• Dubbo version: all
• Operating System version: all
• Java version: all

Steps to reproduce this issue

1. TELNET 127.0.0.1 20880
2. invoke com.xxx.xxxApiService({"3":0.123})
3. exception occurred:
   java.lang.ClassCastException: java.lang.Integer cannot be cast to java.lang.String

Pls. provide [GitHub address] to reproduce this issue.

Expected Result

What do you expected from the above steps？

Actual Result

What actually happens?

If there is an exception, please attach the exception trace:

Just put your stack trace here!

[biyuhao]

please try this

invoke com.xxx.xxxApiService({"3":0.123, "class":"java.util.HashMap"})

specify the class type just like the UT case testOverriddenMethodWithSpecifyParamType

feel free to reopen.