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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/fnet/frt/frt.h>
#include <vespa/fastos/app.h>
#include <vespa/log/log.h>
LOG_SETUP("rpc_callback_client");
struct RPC : public FRT_Invokable
{
uint32_t invokeCnt;
RPC() : invokeCnt(0) {}
void Prod(FRT_RPCRequest *req);
void Init(FRT_Supervisor *s);
};
void
RPC::Prod(FRT_RPCRequest *req)
{
(void) req;
++invokeCnt;
}
void
RPC::Init(FRT_Supervisor *s)
{
FRT_ReflectionBuilder rb(s);
//-------------------------------------------------------------------
rb.DefineMethod("prod", "", "", true,
FRT_METHOD(RPC::Prod), this);
//-------------------------------------------------------------------
}
class MyApp : public FastOS_Application
{
public:
int Main() override;
};
int
MyApp::Main()
{
if (_argc < 2) {
printf("usage : rpc_server <connectspec>\n");
return 1;
}
RPC rpc;
FRT_Supervisor orb;
rpc.Init(&orb);
orb.Start();
FRT_Target *target = orb.Get2WayTarget(_argv[1]);
FRT_RPCRequest *req = orb.AllocRPCRequest();
printf("invokeCnt: %d\n", rpc.invokeCnt);
req->SetMethodName("callBack");
req->GetParams()->AddString("prod");
target->InvokeSync(req, 10.0);
if(req->IsError()) {
printf("[error(%d): %s]\n",
req->GetErrorCode(),
req->GetErrorMessage());
}
printf("invokeCnt: %d\n", rpc.invokeCnt);
req = orb.AllocRPCRequest(req);
req->SetMethodName("callBack");
req->GetParams()->AddString("prod");
target->InvokeSync(req, 10.0);
if(req->IsError()) {
printf("[error(%d): %s]\n",
req->GetErrorCode(),
req->GetErrorMessage());
}
printf("invokeCnt: %d\n", rpc.invokeCnt);
req = orb.AllocRPCRequest(req);
req->SetMethodName("callBack");
req->GetParams()->AddString("prod");
target->InvokeSync(req, 10.0);
if(req->IsError()) {
printf("[error(%d): %s]\n",
req->GetErrorCode(),
req->GetErrorMessage());
}
printf("invokeCnt: %d\n", rpc.invokeCnt);
req->SubRef();
target->SubRef();
orb.ShutDown(true);
return 0;
}
int
main(int argc, char **argv)
{
MyApp myapp;
return myapp.Entry(argc, argv);
}
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