RWBufferedByteInputStreamImp

Module:  Advanced Tools   Package:  Streams

Does not inherit

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#include <rw/stream/RWBufferedByteInputStreamImp.h>

The typedef RWBufferedByteInputStreamImp implements a buffer that can be used with binary input streams. The size of the buffer is specified in its static member make() function that is used to create it.

// A buffer for binary input streams

#include <rw/stream/RWBufferedByteInputStreamImp.h>
#include <rw/stream/RWByteFromStreambufInputStreamImp.h>
#include <rw/stream/RWNativeDataFromByteInputStreamImp.h>
#include <iostream.h>
#include <fstream.h>
#include <rw/rwfile.h>


int main() {
  filebuf fbuf;

  if (!RWFile::Exists("RWBufferedByteOutputStreamImp.out")) {
    cout << "The input file does not exist." << endl;
  }

  else {
    fbuf.open("RWBufferedByteOutputStreamImp.out",
      ios::in | ios::binary);

    RWByteInputStream binStream =
      RWByteFromStreambufInputStreamImp::make(fbuf);

    RWByteInputStream bufferedStream =
      RWBufferedByteInputStreamImp::make(binStream, 512);

    RWStreambufFromByteInputStream adaptor(bufferedStream);

    istream in(&adaptor);
  
    int i;
    in >> i;
    cout << i << endl;
  }
  return 0;
}

typedef RWTInputStreamBufferImp<RWByteInputStream,
                                RWFilteredByteInputStreamImp> 
        RWBufferedByteInputStreamImp;

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