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)
virtual unsigned int	curPos () const
virtual unsigned int	readBytes (XMLByte *const buf, const unsigned int size)
virtual	~CBInputStream ()

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

Detailed Description

Definition at line 127 of file XMLUtils.h.

Member Typedef Documentation

typedef Reader lhef::CBInputStream::Stream_t

Definition at line 135 of file XMLUtils.h.

Constructor & Destructor Documentation

lhef::CBInputStream::CBInputStream

(

Reader &

in

)

Definition at line 129 of file XMLUtils.cc.

                                           :
    reader(reader)
{
}

lhef::CBInputStream::~CBInputStream ( )

virtual

Definition at line 134 of file XMLUtils.cc.

{
}

Member Function Documentation

virtual unsigned int lhef::CBInputStream::curPos ( ) const

inlinevirtual

Definition at line 140 of file XMLUtils.h.

References pos.

{ return pos; }

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

virtual

Definition at line 138 of file XMLUtils.cc.

References buffer, lhef::CBInputStream::Reader::data(), pos, SiPixelLorentzAngle_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

std::string lhef::CBInputStream::buffer

private

Definition at line 147 of file XMLUtils.h.

Referenced by readBytes().

unsigned int lhef::CBInputStream::pos

private

Definition at line 148 of file XMLUtils.h.

Referenced by Vispa.Gui.PortWidget.PortWidget::connectionPoint(), curPos(), Vispa.Gui.VispaWidget.VispaWidget::dragWidget(), Vispa.Gui.VispaWidget.VispaWidget::paintEvent(), and readBytes().

Reader& lhef::CBInputStream::reader

private

Definition at line 146 of file XMLUtils.h.

Referenced by readBytes().