RPC Framework

Common features and configuration methods for RPC framework communication, including streaming communication, timeout settings, filter interceptors, additional parameters, health checks, etc.

Exception Type Return Values

When the server fails to process a request, Dubbo supports returning error type values. This example demonstrates how to handle exception type return values.

Passing Additional Parameters

Passing Additional Parameters Attachment

By default, the framework checks the availability of dependent services (whether the registry has available addresses) at startup. If not available, it throws an exception to prevent the application from finishing initialization, allowing issues to be discovered early during deployment. The default is check=“true” and waits for 3 seconds.