Simple example – HP Integrity NonStop J-Series User Manual

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Simple Example

Here's a simple example that exercises

RWbostream

and

RWbistream

through their respective

abstract base classes,

RWvostream

and

RWvistream

#include
#include
#include

#ifdef __BORLANDC__
# define MODE ios::binary // 1
#else
# define MODE 0
#endif

void save(const RWCString& a, RWvostream& v){
v << a; // Save to the virtual output stream
}

RWCString recover(RWvistream& v) {
RWCString dupe;
v >> dupe; // Restore from the virtual input stream
return dupe;
}

main(){
RWCString a("A string with\ttabs and a\nnewline.");

{
ofstream f("junk.dat", ios::out|MODE); // 2
RWbostream bostr(f); // 3
save(a, bostr);
} // 4

ifstream f("junk.dat", ios::in|MODE); // 5
RWbistream bistr(f); // 6

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