lhef::CBInputStream Class Reference

#include <XMLUtils.h>

List of all members.

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

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Detailed Description

Definition at line 125 of file XMLUtils.h.

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Member Typedef Documentation

typedef Reader lhef::CBInputStream::Stream_t

Definition at line 133 of file XMLUtils.h.

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Constructor & Destructor Documentation

lhef::CBInputStream::CBInputStream

(

Reader &

in

)

Definition at line 127 of file XMLUtils.cc.

                                           :
        reader(reader)
{
}

lhef::CBInputStream::~CBInputStream

(

)

[virtual]

Definition at line 132 of file XMLUtils.cc.

{
}

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Member Function Documentation

virtual unsigned int lhef::CBInputStream::curPos

(

)

const [inline, virtual]

Definition at line 138 of file XMLUtils.h.

References pos.

{ return pos; }

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

Definition at line 136 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;
}

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Member Data Documentation

std::string lhef::CBInputStream::buffer [private]

Definition at line 145 of file XMLUtils.h.

Referenced by readBytes().

unsigned int lhef::CBInputStream::pos [private]

Definition at line 146 of file XMLUtils.h.

Referenced by curPos(), and readBytes().

Reader& lhef::CBInputStream::reader [private]

Definition at line 144 of file XMLUtils.h.

Referenced by readBytes().