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LDATE.CPP
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C/C++ Source or Header
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1990-09-26
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4KB
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180 lines
//
// This file contains proprietary information of Borland International.
// Copying or reproduction without prior written approval is prohibited.
//
// Copyright (c) 1990
// Borland International
// 1800 Scotts Valley Dr.
// Scotts Valley, CA 95066
// (408) 438-8400
//
#ifndef __STRSTREAM_H
#include <strstream.h>
#endif
#ifndef __STDIO_H
#include <stdio.h>
#endif
#ifndef __STRNG_H
#include <strng.h>
#endif
#ifndef __LDATE_H
#include <ldate.h>
#endif
const BufSize = 20;
static char *MonthNames[] =
{
"January",
"February",
"March",
"April",
"May",
"June",
"July",
"August",
"September",
"October",
"November",
"December"
};
// Member Function //
BaseDate::~BaseDate()
// Summary -----------------------------------------------------------------
//
// Destructor for a BaseDate object.
//
// End ---------------------------------------------------------------------
{
}
// End Destructor //
// Member Function //
int BaseDate::isEqual( const Object& testDate ) const
// Summary -----------------------------------------------------------------
//
// Determines whether two BaseDate objects are equal.
//
// End ---------------------------------------------------------------------
{
return MM == ((BaseDate&)testDate).MM &&
DD == ((BaseDate&)testDate).DD &&
YY == ((BaseDate&)testDate).YY;
}
// End Function BaseDate::isEqual //
// Member Function //
int BaseDate::isLessThan( const Object& testDate ) const
// Summary -----------------------------------------------------------------
//
// Determines whether the current BaseDate is less than the BaseDate
// passed as an argument.
//
// End ---------------------------------------------------------------------
{
if( YY != ((BaseDate&)testDate).YY )
return YY < ((BaseDate&)testDate).YY;
if( MM != ((BaseDate&)testDate).MM )
return MM < ((BaseDate&)testDate).MM;
return DD < ((BaseDate&)testDate).DD;
}
// End BaseDate::isLessThan //
// Member Function //
hashValueType BaseDate::hashValue() const
// Summary -----------------------------------------------------------------
//
// Returns the hash value of a string object.
//
// End ---------------------------------------------------------------------
{
return hashValueType( YY + MM + DD );
}
// End Member Function BaseDate::hashValue //
// Member Function //
Date::~Date()
// Summary -----------------------------------------------------------------
//
// Destructor for a Date object.
//
// End ---------------------------------------------------------------------
{
}
// End Destructor //
// Member Function //
void Date::printOn( ostream& outputStream ) const
// Summary -----------------------------------------------------------------
//
// Displays this object on the given stream.
//
// Parameters
//
// outputStream
//
// The stream where we are to display the object.
//
// End ---------------------------------------------------------------------
{
char temp[BufSize];
ostrstream( temp, BufSize ) << MonthNames[ Month() ] << " " <<
Day() << "," << Year() << ends;
outputStream << temp;
}
// End Member Function Date::printOn //
// Member Function //
classType Date::isA() const
// Summary -----------------------------------------------------------------
//
// Returns the class type of a Date.
//
// End ---------------------------------------------------------------------
{
return dateClass;
}
// End Member Function Date::isA //
// Member Function //
char *Date::nameOf() const
// Summary -----------------------------------------------------------------
//
// Returns a pointer to the character string "Date."
//
// End ---------------------------------------------------------------------
{
return "Date";
}
// End Member Function Date::nameOf //