先走到
hadoop-common-project\hadoop-common\src\main\java\org\apache\hadoop\ipc\Server.java
的Handler类的run方法里的
call(call.rpcKind, call.connection.protocolName, call.rpcRequest,
call.timestamp);
然后走到
ClientNamenodeProtocolProtos.java的
public static com.google.protobuf.BlockingService
newReflectiveBlockingService(final BlockingInterface impl)
方法
