#include <DimRpcReader.h>

Public Types
typedef const std::string	ReaderArgType

Public Member Functions
	DimRpcReader (ReaderArgType &name)

virtual	~DimRpcReader ()

const uint32_t *	nextEvent ()

const uint32_t *	currentEvent () const

std::string	currentFile ()

uint32_t	stat ()

Detailed Description

Definition at line 10 of file DimRpcReader.h.

Member Typedef Documentation

◆ ReaderArgType

typedef const std::string DimRpcReader::ReaderArgType

Definition at line 14 of file DimRpcReader.h.

Constructor & Destructor Documentation

◆ DimRpcReader()

DimRpcReader::DimRpcReader ( ReaderArgType & name )

Definition at line 11 of file DimRpcReader.cxx.

{
   if ( name.empty() ) {
      throw RawExMessage("[NetDataReader] The name of DistBoss EvtServer was not set!");
   }
 
   ClientErrHandler::registerInstance();
 
   m_buffer = new AutoEnlargeBuffer(128*1024);
 
   m_rpc = new DimRpcInfo(name.c_str(), 5, DistBossCode::ServerTimeout);
}

Referenced by DimRpcReader().

◆ ~DimRpcReader()

DimRpcReader::~DimRpcReader ( )

virtual

Definition at line 24 of file DimRpcReader.cxx.

{
   delete m_rpc;
}

Member Function Documentation

◆ currentEvent()

const uint32_t * DimRpcReader::currentEvent ( ) const

Definition at line 85 of file DimRpcReader.cxx.

{
   return (const uint32_t*)m_buffer->data();
}

◆ currentFile()

std::string DimRpcReader::currentFile ( )

Definition at line 90 of file DimRpcReader.cxx.

{
   pthread_mutex_lock( &m_rpcLock );
 
   m_outCode = DistBossCode::GetFileName;
   m_rpc->setData(m_outCode);
   // should check status code here, correct it in future
   std::string fname((char*)m_rpc->getData());
 
   pthread_mutex_unlock( &m_rpcLock );
 
   return fname;
}

◆ nextEvent()

const uint32_t * DimRpcReader::nextEvent ( )

Definition at line 29 of file DimRpcReader.cxx.

{
   static int nn = 0;
   ++nn;
 
   int theCode = DistBossCode::GetEvent;
 
   for ( int i = 1; i < 7; ++i ) {
      pthread_mutex_lock( &m_rpcLock );
 
      m_outCode = theCode;
      m_rpc->setData(m_outCode);
      int size = m_rpc->getSize();
      void* data = m_rpc->getData();
      m_buffer->copy(data, size);
 
      pthread_mutex_unlock( &m_rpcLock );
 
      if ( size > 4 ) {
     return (const uint32_t*)m_buffer->data();
      }
      else if ( size == 4 ) {
     m_inCode = *((const uint32_t*)m_buffer->data());
     if ( m_inCode == DistBossCode::NoMoreEvents ) {
        throw RawExMessage("[NetDataReader] Reach the end, no more events left.");
     }
     else if ( m_inCode == DistBossCode::ServerTimeout) {
        if ( i < 6 ) {
           int sec = i;
           std::cout << "[NetDataReader] Event " << nn << " timeout. Sleep " << sec << "s before retry." << std::endl;
           sleep(sec);
           std::cout << "[NetDataReader] Event " << nn << " now retry time " << i << " ..." << std::endl;
           theCode = DistBossCode::RetryEvent;
           continue;
        }
        else {
           throw RawExMessage("[NetDataReader] Failed to retry server. Stop this client!");
        }
     }
     else if ( m_inCode == DistBossCode::ServerError ) {
        throw RawExMessage("[NetDataReader] DistBossServer ERROR !!!");
     }
     else {
        throw RawExMessage("[NetDataReader] Unknown server code !!!");
     }
      }
      else {
     throw RawExMessage("[NetDataReader] Invalid data from server !!!");
      }
 
      break;
   }
 
   return 0;
}

◆ stat()

uint32_t DimRpcReader::stat ( )

Definition at line 104 of file DimRpcReader.cxx.

{
   return 0;
}

The documentation for this class was generated from the following files:

Public Types

Public Member Functions