/*
* 这是主处理申请的过程
*/
void Process::Execute(void * arg) {
cout << "[Process " << GetPid() << "]: Started." << endl;
/*
* mPlugins内容应该只有一个，值为"cudart"
* GetHandler_t是一个指向函数的指针，具体见定义
*/
GetHandler_t h;
for(vector<string>::iterator i = mPlugins.begin(); i != mPlugins.end();
i++) {
if((h = LoadModule((*i).c_str())) != NULL)//h是指向GetHandler()函数的地址的指针
mHandlers.push_back(h());
}
// -----2016-02-29-------
string routine;
Buffer * input_buffer = new Buffer();
/*
* 这个循环是不断的从mpCommunicator（一个TcpCommunicator类）的mpInput输入流中每次读入一个字符串，直到读到文件结束符EOF为止
* 这个循环就是整个的处理总过程
*/
int loop_count = 0; //Sandy 2016.05.17
while (getstring(mpCommunicator, routine))//mpCommunicator此时的值应该为client，即包含客户信息的TcpCommunicator
{
cout<<"Process loop :"<< loop_count++ <<endl; //Sandy 2016.05.17
input_buffer->Reset(mpCommunicator);
Handler *h = NULL;
for(vector<Handler *>::iterator i = mHandlers.begin();
i != mHandlers.end(); i++) {
if((*i)->CanExecute(routine)) {
h = *i;
break;
}
}
Result * result;
if(h == NULL)
{
cout << "[Process " << GetPid() << "]: Requested unknown routine "
<< routine << "." << endl;
result = new Result(-1, new Buffer());//初始化mExitCode=-1
} else
result = h->Execute(routine, input_buffer);
result->Dump(mpCommunicator);
if (result->GetExitCode() != 0 && routine.compare("cudaLaunch"))
{
cout << "[Process " << GetPid() << "]: Requested '" << routine
<< "' routine." << endl;
cout << "[Process " << GetPid() << "]: Exit Code '"
<< result->GetExitCode() << "'." << endl;
}
delete result;
}
delete input_buffer;
Notify("process-ended");
delete this;
}
void Process::Execute(void * arg) {
cout << "[Process " << GetPid() << "]: Started." << endl;
GetHandler_t h;
for(vector<string>::iterator i = mPlugins.begin(); i != mPlugins.end();
i++) {
if((h = LoadModule((*i).c_str())) != NULL)
mHandlers.push_back(h());
}
string routine;
Buffer * input_buffer = new Buffer();
while (getstring(mpCommunicator, routine)) {
#ifdef DEBUG
cout<< "Received routine "<<routine<<endl;
#endif
input_buffer->Reset(mpCommunicator);
Handler *h = NULL;
for(vector<Handler *>::iterator i = mHandlers.begin();
i != mHandlers.end(); i++) {
if((*i)->CanExecute(routine)) {
h = *i;
break;
}
}
Result * result;
if(h == NULL) {
cout << "[Process " << GetPid() << "]: Requested unknown routine "
<< routine << "." << endl;
result = new Result(-1, new Buffer());
} else
result = h->Execute(routine, input_buffer);
result->Dump(mpCommunicator);
if (result->GetExitCode() != 0 && routine.compare("cudaLaunch")) {
cout << "[Process " << GetPid() << "]: Requested '" << routine
<< "' routine." << endl;
cout << "[Process " << GetPid() << "]: Exit Code '"
<< result->GetExitCode() << "'." << endl;
}
delete result;
}
delete input_buffer;
Notify("process-ended");
delete this;
}
