lhef::CBInputStream Class Reference

#include <XMLUtils.h>

Inheritance diagram for lhef::CBInputStream:

Classes
class	Reader

Public Types
typedef Reader	Stream_t

Public Member Functions
	CBInputStream (Reader &in)
XMLFilePos	curPos () const override
const XMLCh *	getContentType () const override
XMLSize_t	readBytes (XMLByte *const buf, const XMLSize_t size) override
	~CBInputStream () override

Private Attributes
std::string	buffer
unsigned int	pos
Reader &	reader

Detailed Description

Definition at line 120 of file XMLUtils.h.

Member Typedef Documentation

Stream_t

typedef Reader lhef::CBInputStream::Stream_t

Definition at line 128 of file XMLUtils.h.

Constructor & Destructor Documentation

CBInputStream()

lhef::CBInputStream::CBInputStream

(

Reader &

in

)

Definition at line 108 of file XMLUtils.cc.

: reader(reader) {}

~CBInputStream()

lhef::CBInputStream::~CBInputStream ( )

override

Definition at line 110 of file XMLUtils.cc.

{}

Member Function Documentation

curPos()

XMLFilePos lhef::CBInputStream::curPos ( ) const

inlineoverride

Definition at line 133 of file XMLUtils.h.

References pos.

{ return pos; }

getContentType()

const XMLCh* lhef::CBInputStream::getContentType ( ) const

inlineoverride

Definition at line 137 of file XMLUtils.h.

{ return nullptr; }

readBytes()

XMLSize_t lhef::CBInputStream::readBytes ( XMLByte *const  buf, const XMLSize_t  size  )

override

Definition at line 112 of file XMLUtils.cc.

References visDQMUpload::buf, buffer, lhef::CBInputStream::Reader::data(), fileinputsource_cfi::read, and reader.

                                                                             {
    char *rawBuf = reinterpret_cast<char *>(buf);
    unsigned int bytes = size * sizeof(XMLByte);
    unsigned int read = 0;

    while (read < bytes) {
      if (buffer.empty()) {
        buffer = reader.data();
        if (buffer.empty())
          break;
      }

      unsigned int len = buffer.length();
      unsigned int rem = bytes - read;
      if (rem < len) {
        std::memcpy(rawBuf + read, buffer.c_str(), rem);
        buffer.erase(0, rem);
        read += rem;
        break;
      }

      std::memcpy(rawBuf + read, buffer.c_str(), len);
      buffer.clear();
      read += len;
    }

    read /= sizeof(XMLByte);
    pos += read;

    return read;
  }

Member Data Documentation

buffer

std::string lhef::CBInputStream::buffer

private

Definition at line 141 of file XMLUtils.h.

Referenced by readBytes().

pos

unsigned int lhef::CBInputStream::pos

private

Definition at line 142 of file XMLUtils.h.

Referenced by curPos().

reader

Reader& lhef::CBInputStream::reader

private

Definition at line 140 of file XMLUtils.h.

Referenced by readBytes().