ODLTCConfig Class Reference

#include <ODLTCConfig.h>

Inheritance diagram for ODLTCConfig:

Public Member Functions
int	getId () const
unsigned char *	getLTCClob () const
std::string	getLTCConfigurationFile () const
unsigned int	getSize () const
std::string	getTable ()
	ODLTCConfig ()
void	setId (int id)
void	setLTCClob (unsigned char *x)
void	setLTCConfigurationFile (std::string x)
void	setParameters (const std::map< std::string, std::string > &my_keys_map)
void	setSize (unsigned int id)
	~ODLTCConfig ()
Public Member Functions inherited from IODConfig
std::string	getConfigTag ()
void	setConfigTag (std::string x)
Public Member Functions inherited from IDBObject
oracle::occi::Connection *	getConn () const
oracle::occi::Environment *	getEnv () const
void	setConnection (oracle::occi::Environment *env, oracle::occi::Connection *conn)
virtual	~IDBObject ()

Private Member Functions
void	clear ()
void	fetchData (ODLTCConfig *result) noexcept(false)
int	fetchID () noexcept(false)
int	fetchNextId () noexcept(false)
void	prepareWrite () noexcept(false)
void	writeDB () noexcept(false)

Private Attributes
int	m_ID
unsigned char *	m_ltc_clob
std::string	m_ltc_file
int	m_size

Friends
class	EcalCondDBInterface

Additional Inherited Members
Public Types inherited from IODConfig
typedef oracle::occi::Clob	Clob
typedef oracle::occi::SQLException	SQLException
typedef oracle::occi::Statement	Statement
typedef oracle::occi::Stream	Stream
Public Attributes inherited from IODConfig
std::string	m_config_tag
Static Public Attributes inherited from IDBObject
static int const	ECALDB_NROWS =1024
Protected Member Functions inherited from IODConfig
void	checkPrepare () noexcept(false)
void	createReadStatement () noexcept(false)
void	populateClob (Clob &clob, std::string fname, unsigned int bufsize) noexcept(false)
unsigned char *	readClob (Clob &clob, int size) noexcept(false)
void	setPrefetchRowCount (int ncount) noexcept(false)
void	terminateReadStatement () noexcept(false)
void	terminateWriteStatement () noexcept(false)
Protected Member Functions inherited from IDBObject
void	checkConnection () const noexcept(false)
Protected Attributes inherited from IODConfig
Statement *	m_readStmt
Statement *	m_writeStmt
Protected Attributes inherited from IDBObject
oracle::occi::Connection *	m_conn
oracle::occi::Environment *	m_env

Detailed Description

Definition at line 15 of file ODLTCConfig.h.

Constructor & Destructor Documentation

ODLTCConfig::ODLTCConfig

(

)

Definition at line 13 of file ODLTCConfig.cc.

References hitfit::clear(), and NULL.

{
  m_env = NULL;
  m_conn = NULL;
  m_writeStmt = NULL;
  m_readStmt = NULL;
  m_config_tag="";
  m_size=0;

   m_ID=0;
   clear();

}

ODLTCConfig::~ODLTCConfig

(

)

Definition at line 29 of file ODLTCConfig.cc.

{
  //  delete [] m_ltc_clob;
}

Member Function Documentation

void ODLTCConfig::clear ( void  )

private

Definition at line 190 of file ODLTCConfig.cc.

                       {
  //  strcpy((char *)m_ltc_clob, "");

   m_ltc_file="";

}

void ODLTCConfig::fetchData ( ODLTCConfig *  result )

privatenoexcept

Definition at line 199 of file ODLTCConfig.cc.

References gather_cfg::cout, alignCSCRings::e, i, and mps_fire::result.

{
  this->checkConnection();
  result->clear();
  if(result->getId()==0 && result->getConfigTag()==""){
    throw(std::runtime_error("ODLTCConfig::fetchData(): no Id defined for this ODLTCConfig "));
  }

  try {

    m_readStmt->setSQL("SELECT *   "
               "FROM ECAL_LTC_CONFIGURATION  "
               " where (ltc_configuration_id = :1  or LTC_tag=:2 )" );
    m_readStmt->setInt(1, result->getId());
    m_readStmt->setString(2, result->getConfigTag());
    ResultSet* rset = m_readStmt->executeQuery();

    rset->next();
    // 1 is the id and 2 is the config tag

    result->setId(rset->getInt(1));
    result->setConfigTag(rset->getString(2));
    result->setLTCConfigurationFile(rset->getString(3));
  

    Clob clob = rset->getClob (4);
    cout << "Opening the clob in Read only mode" << endl;
    clob.open (OCCI_LOB_READONLY);
    int clobLength=clob.length ();
    cout << "Length of the clob is: " << clobLength << endl;
    m_size=clobLength;
    unsigned char* buffer = readClob (clob, clobLength);
    clob.close ();
    cout<< "the clob buffer is:"<<endl;  
    for (int i = 0; i < clobLength; ++i)
      cout << (char) buffer[i];
    cout << endl;


    result->setLTCClob(buffer );

  } catch (SQLException &e) {
    throw(std::runtime_error("ODLTCConfig::fetchData():  "+e.getMessage()));
  }
}

int ODLTCConfig::fetchID ( )

privatenoexcept

Definition at line 248 of file ODLTCConfig.cc.

References alignCSCRings::e.

{
  if (m_ID!=0) {
    return m_ID;
  }

  this->checkConnection();

  try {
    Statement* stmt = m_conn->createStatement();
    stmt->setSQL("SELECT ltc_configuration_id FROM ecal_ltc_configuration "
                 "WHERE  ltc_tag=:ltc_tag "
         );

    stmt->setString(1, getConfigTag() );

    ResultSet* rset = stmt->executeQuery();

    if (rset->next()) {
      m_ID = rset->getInt(1);
    } else {
      m_ID = 0;
    }
    m_conn->terminateStatement(stmt);
  } catch (SQLException &e) {
    throw(std::runtime_error("ODLTCConfig::fetchID:  "+e.getMessage()));
  }

  return m_ID;
}

int ODLTCConfig::fetchNextId ( )

privatenoexcept

Definition at line 34 of file ODLTCConfig.cc.

References alignCSCRings::e, and mps_fire::result.

                                              {

  int result=0;
  try {
    this->checkConnection();

    m_readStmt = m_conn->createStatement(); 
    m_readStmt->setSQL("select ecal_ltc_config_sq.NextVal from dual");
    ResultSet* rset = m_readStmt->executeQuery();
    while (rset->next ()){
      result= rset->getInt(1);
    }
    m_conn->terminateStatement(m_readStmt);
    return result; 

  } catch (SQLException &e) {
    throw(std::runtime_error("ODLTCConfig::fetchNextId():  "+e.getMessage()));
  }

}

int ODLTCConfig::getId ( ) const

inline

Definition at line 25 of file ODLTCConfig.h.

References m_ID.

{ return m_ID; }

unsigned char* ODLTCConfig::getLTCClob ( ) const

inline

Definition at line 34 of file ODLTCConfig.h.

References m_ltc_clob.

{ return m_ltc_clob; }

std::string ODLTCConfig::getLTCConfigurationFile ( ) const

inline

Definition at line 31 of file ODLTCConfig.h.

References m_ltc_file.

{ return m_ltc_file; }

unsigned int ODLTCConfig::getSize ( ) const

inline

Definition at line 28 of file ODLTCConfig.h.

References m_size.

{ return m_size; }

std::string ODLTCConfig::getTable ( )

inlinevirtual

Implements IODConfig.

Definition at line 22 of file ODLTCConfig.h.

{ return "ECAL_LTC_CONFIGURATION"; }

void ODLTCConfig::prepareWrite ( )

privatevirtualnoexcept

Implements IODConfig.

Definition at line 58 of file ODLTCConfig.cc.

References gather_cfg::cout, and alignCSCRings::e.

{
  this->checkConnection();

  int next_id=fetchNextId();

  try {
    m_writeStmt = m_conn->createStatement();
    m_writeStmt->setSQL("INSERT INTO ECAL_LTC_CONFIGURATION (ltc_configuration_id, ltc_tag, "
            " LTC_CONFIGURATION_file, " 
            " Configuration ) "
                        "VALUES (:1, :2, :3, :4 )");
    m_writeStmt->setInt(1, next_id);
    m_writeStmt->setString(2, this->getConfigTag());
    m_writeStmt->setString(3, getLTCConfigurationFile());
   
    
    // and now the clob
    oracle::occi::Clob clob(m_conn);
    clob.setEmpty();
    m_writeStmt->setClob(4,clob);
    m_writeStmt->executeUpdate ();
    m_ID=next_id; 

    m_conn->terminateStatement(m_writeStmt);
    std::cout<<"LTC Clob inserted into CONFIGURATION with id="<<next_id<<std::endl;

    // now we read and update it 
    m_writeStmt = m_conn->createStatement(); 
    m_writeStmt->setSQL ("SELECT Configuration FROM ECAL_LTC_CONFIGURATION WHERE"
             " ltc_configuration_id=:1 FOR UPDATE");

    std::cout<<"updating the clob 0"<<std::endl;

    
  } catch (SQLException &e) {
    throw(std::runtime_error("ODLTCConfig::prepareWrite():  "+e.getMessage()));
  }

  std::cout<<"updating the clob 1 "<<std::endl;
  
}

void ODLTCConfig::setId ( int  id )

inline

Definition at line 24 of file ODLTCConfig.h.

References m_ID.

{ m_ID = id; }

void ODLTCConfig::setLTCClob ( unsigned char *  x )

inline

Definition at line 33 of file ODLTCConfig.h.

References m_ltc_clob, and x.

{ m_ltc_clob = x; }

void ODLTCConfig::setLTCConfigurationFile ( std::string  x )

inline

Definition at line 30 of file ODLTCConfig.h.

References m_ltc_file, and x.

{ m_ltc_file = x; }

void ODLTCConfig::setParameters

(

const std::map< std::string, std::string > &

my_keys_map

)

Definition at line 102 of file ODLTCConfig.cc.

References gather_cfg::cout, end, alignmentValidation::fname, and AlCaHLTBitMon_QueryRunRegistry::string.

                                                                       {

  // parses the result of the XML parser that is a map of
  // string string with variable name variable value

  for( std::map<std::string, std::string >::const_iterator ci=
         my_keys_map.begin(); ci!=my_keys_map.end(); ci++ ) {

    if(ci->first==  "LTC_CONFIGURATION_ID") setConfigTag(ci->second);
    if(ci->first==  "Configuration") {
      std::string fname=ci->second ;
      string  str3;
      size_t pos, pose;

      pos = fname.find("=");    // position of "live" in str
      pose = fname.size();    // position of "]" in str
      str3 = fname.substr (pos+1, pose-pos-2);   

      cout << "fname="<<fname<< " and reduced is: "<<str3 << endl;
      setLTCConfigurationFile(str3 );


      // here we must open the file and read the LTC Clob
      std::cout << "Going to read LTC file: " << fname << endl;

      ifstream inpFile;
      inpFile.open(str3.c_str());

      // tell me size of file 
      int bufsize = 0; 
      inpFile.seekg( 0,ios::end ); 
      bufsize = inpFile.tellg(); 
      std::cout <<" bufsize ="<<bufsize<< std::endl;
      // set file pointer to start again 
      inpFile.seekg( 0,ios::beg ); 

      m_size=bufsize;

      inpFile.close();
      
    }
  }

}

void ODLTCConfig::setSize ( unsigned int  id )

inline

Definition at line 27 of file ODLTCConfig.h.

References m_size.

{ m_size = id; }

void ODLTCConfig::writeDB ( )

privatenoexcept

Definition at line 148 of file ODLTCConfig.cc.

References gather_cfg::cout, and alignCSCRings::e.

{

  std::cout<<"updating the clob "<<std::endl;



  try {

 
    m_writeStmt->setInt(1, m_ID);
    ResultSet* rset = m_writeStmt->executeQuery();

    rset->next ();
    oracle::occi::Clob clob = rset->getClob (1);

    cout << "Opening the clob in read write mode" << endl;

    std::cout << "Populating the clob" << endl;
    
    populateClob (clob, getLTCConfigurationFile(), m_size);
    int clobLength=clob.length ();
    cout << "Length of the clob is: " << clobLength << endl;
    // clob.close ();

    m_writeStmt->executeUpdate();

    m_writeStmt->closeResultSet (rset);

  } catch (SQLException &e) {
    throw(std::runtime_error("ODLTCConfig::writeDB():  "+e.getMessage()));
  }
  // Now get the ID
  if (!this->fetchID()) {
    throw(std::runtime_error("ODLTCConfig::writeDB:  Failed to write"));
  }


}

Friends And Related Function Documentation

friend class EcalCondDBInterface

friend

Definition at line 17 of file ODLTCConfig.h.

Member Data Documentation

int ODLTCConfig::m_ID

private

Definition at line 49 of file ODLTCConfig.h.

Referenced by getId(), and setId().

unsigned char* ODLTCConfig::m_ltc_clob

private

Definition at line 50 of file ODLTCConfig.h.

Referenced by getLTCClob(), and setLTCClob().

std::string ODLTCConfig::m_ltc_file

private

Definition at line 51 of file ODLTCConfig.h.

Referenced by getLTCConfigurationFile(), and setLTCConfigurationFile().

int ODLTCConfig::m_size

private

Definition at line 52 of file ODLTCConfig.h.

Referenced by getSize(), and setSize().