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version 1.47, 2005/04/04 13:44:25

version 1.54, 2008/12/01 17:49:47

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//%2005////////////////////////////////////////////////////////////////////////

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#ifndef Pegasus_DateTime_h

#ifndef Pegasus_CIMDateTime_h

#define Pegasus_DateTime_h

#define Pegasus_CIMDateTime_h

#include <Pegasus/Common/Config.h>

#include <Pegasus/Common/Array.h>

#include <Pegasus/Common/Linkage.h>

PEGASUS_NAMESPACE_BEGIN

class CIMDateTimeRep;

/**

The CIMDateTime class represents the CIM datetime data type as a C++ class

CIMDateTime. A CIM datetime may contain a time stamp or an interval. CIMDateTime

CIMDateTime. A CIM datetime may contain a time stamp or an interval.

is an intrinsic CIM data type that represents the time as a string with a

CIMDateTime is an intrinsic CIM data type that represents the time as a

fixed length.

string with a fixed length.

<PRE>

A time stamp has the following form:

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mmmmmm = microseconds

</PRE>

Note: intervals always end in ":000". This distinguishes intervals from time stamps.

Note: Intervals always end in ":000". This distinguishes intervals from

time stamps.

CIMDateTime objects are constructed from String objects or from

other CIMDateTime objects. Character strings must be exactly

twenty-five characters in length and conform to either the time stamp or interval

twenty-five characters in length and conform to either the time stamp

format.

or interval format.

CIMDateTime objects that are not explicitly initialized will be

implicitly initialized with a zero time interval:

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00000000000000.000000:000

The following table shows what arithmetic operations are allowed

between CIMDateTime types. The entries in the last four columns define

the type of the result when the operation, specified in the column header,

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RHS - right hand side IV - interval

X - operation not allowed between types

LHS RHS + - * /

_____________________________________________

TS TS X IV X X

TS IV TS TS X X

TS int X X X X

IV IV IV IV X int

IV TS X X X X

IV int X X IV IV

int TS X X X X

int IV X X X X

</PRE>

The relational operators may only operate on two operands of the same type,

i.e. two time stamps or two intervals.

class PEGASUS_COMMON_LINKAGE CIMDateTime

{

public:

#ifdef PEGASUS_USE_EXPERIMENTAL_INTERFACES

/** Wildcard parameter for component-based initializer member functions.

static const Uint32 WILDCARD;

#endif /* PEGASUS_USE_EXPERIMENTAL_INTERFACES */

/** Creates a new CIMDateTime object with a zero interval value.

CIMDateTime();

/** Creates a CIMDateTime object from another CIMDateTime object.

@param x Specifies the name of the CIMDateTime object to copy.

CIMDateTime(const CIMDateTime& x);

/** Creates a new CIMDateTime object from a string constant representing

the CIM DateTime formatted datetime.

See the class documentation for CIMDateTime for the definition of the

input string for absolute and interval datetime.

@param str String object containing the CIMDateTime formatted string.

This must contain twenty-five characters.

@exception InvalidDateTimeFormatException if the input sting is not

@exception InvalidDateTimeFormatException If the input string is not

formatted correctly

formatted correctly.

CIMDateTime(const String & str);

/** Creates a CIMDateTime object from another CIMDateTime object.

@param x Specifies the name of the CIMDateTime object to copy.

CIMDateTime(const CIMDateTime& x);

/** Creates a CIMDateTime object from an integer.

@param microSec For a time stamp, the number of microseconds since

@param usec For a time stamp, the number of microseconds since

the epoch 0/0/0000 (12 am Jan 1, 1BCE); For an interval, the number

of microseconds in the interval.

@param interval tells what type of CIMDateTime object will be created.

@param isInterval Specifies whether the CIMDateTime object is to be

If true an interval will be created, if false a time stamp will

created as an interval value (true) or a time stamp (false).

be created.

@exception DateTimeOutOfRangeException If the microSec value is too

@exception DateTimeOutOfRangeException if param microSec is grater then

large (greater than 317,455,200,000,000,000 for a time stamps or

317,455,200,000,000,000 for time stamps or 8,640,000,000,000,000,000 for

8,640,000,000,000,000,000 for an interval).

intervals.

@exception InvalidDateTimeFormatException If the CIMDateTime object is

@exception InvalidDateTimeFormatException if CIMDateTime object was not

not formed correctly.

formed correctly.

CIMDateTime(Uint64 usec, Boolean isInterval);

CIMDateTime(Uint64 microSec, Boolean interval);

#ifdef PEGASUS_USE_EXPERIMENTAL_INTERFACES

/** Create datetime time stamp from components.

@param year zero-based year number (or CIMDateTime::WILDCARD)

@param month number from 1 to 12 (or CIMDateTime::WILDCARD)

@param day one-based day of the month (or CIMDateTime::WILDCARD)

@param hours a number from 0 to 23 (or CIMDateTime::WILDCARD)

@param minutes a number from 0 to 59 (or CIMDateTime::WILDCARD)

@param seconds a number from 0 to 59 (or CIMDateTime::WILDCARD)

@param microseconds a number from 0 to 999999

@param numSignificantMicrosecondDigits the number of decimal digits of

the microseconds parameter (from left to right) that are

significant (all others are wildcarded) or six if they are all

significant.

@param UTF offset in minutes (negative or positive).

@exception DateTimeOutOfRangeException.

CIMDateTime(

Uint32 year,

Uint32 month,

Uint32 day,

Uint32 hours,

Uint32 minutes,

Uint32 seconds,

Uint32 microseconds,

Uint32 numSignificantMicrosecondDigits,

Sint32 utcOffset);

/** Create datetime interval from components.

@param days a number from 0 to 99999999 (or CIMDateTime::WILDCARD)

@param hours a number from 0 to 23 (or CIMDateTime::WILDCARD)

@param minutes a number from 0 to 59 (or CIMDateTime::WILDCARD)

@param seconds a number from 0 to 59 (or CIMDateTime::WILDCARD)

@param microseconds a number from 0 to 999999

@param numSignificantMicrosecondDigits the number of decimal digits of

the microseconds parameter (from left to right) that are

significant (all others are wildcarded) or six if they are all

significant.

@exception DateTimeOutOfRangeException.

CIMDateTime(

Uint32 days,

Uint32 hours,

Uint32 minutes,

Uint32 seconds,

Uint32 microseconds,

Uint32 numSignificantMicrosecondDigits);

#endif /* PEGASUS_USE_EXPERIMENTAL_INTERFACES */

/** CIMDateTime destructor. */

~CIMDateTime();

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CIMDateTime d2 = "00000000000000.000000:000";

d1 = d2;

</PRE>

Therefore, d1 is assigned the same "00000000000000.000000:000" value as d2.

Therefore, d1 is assigned the same "00000000000000.000000:000" value

as d2.

CIMDateTime& operator=(const CIMDateTime& x);

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String toString () const;

/** Sets the date and time in the CIMDateTime object from

/** Sets the datetime value from the input parameter.

the input parameter.

@param str String containing the new value in the datetime format

@param str String constant containing the datetime

(specified in the CIMDateTime class description). For example, the

in the datetime format. This must conform the to formatting rules specified

following sets the date to December 24, 1999 and time to 12:00 P.M.

in the CIMDateTime class description. For example, the following sets

EST.

the date to December 24, 1999 and time to 12:00 P.M.

<PRE>

CIMDateTime dt;

dt.set("19991224120000.000000+360");

dt.set("19991224120000.000000-300");

</PRE>

@exception InvalidDateTimeFormatException if the date and time are not

@exception InvalidDateTimeFormatException If the datetime String is not

formatted correctly. See the CIMDateTime class description for the

formatted correctly.

formatting rules.

void set(const String & str);

#ifdef PEGASUS_USE_EXPERIMENTAL_INTERFACES

/** Sets the datetime timestamp from individual components.

@param year zero-based year number (or CIMDateTime::WILDCARD)

@param month number from 1 to 12 (or CIMDateTime::WILDCARD)

@param day one-based day of the month (or CIMDateTime::WILDCARD)

@param hours a number from 0 to 23 (or CIMDateTime::WILDCARD)

@param minutes a number from 0 to 59 (or CIMDateTime::WILDCARD)

@param seconds a number from 0 to 59 (or CIMDateTime::WILDCARD)

@param microseconds a number from 0 to 999999

@param UTF offset in minutes (negative or positive).

@param numSignificantMicrosecondDigits the number of decimal digits of

the microseconds parameter (from left to right) that are

significant (all others are wildcarded) or six if they are all

significant.

@exception DateTimeOutOfRangeException.

void setTimeStamp(

Uint32 year,

Uint32 month,

Uint32 day,

Uint32 hours,

Uint32 minutes,

Uint32 seconds,

Uint32 microseconds,

Uint32 numSignificantMicrosecondDigits,

Sint32 utcOffset);

/** Create datetime interval from components.

@param days a number from 0 to 99999999

@param hours a number from 0 to 23 (or CIMDateTime::WILDCARD)

@param minutes a number from 0 to 59 (or CIMDateTime::WILDCARD)

@param seconds a number from 0 to 59 (or CIMDateTime::WILDCARD)

@param microseconds a number from 0 to 999999

@param numSignificantMicrosecondDigits the number of decimal digits of

the microseconds parameter (from left to right) that are

significant (all others are wildcarded) or six if they are all

significant.

@exception DateTimeOutOfRangeException.

void setInterval(

Uint32 days,

Uint32 hours,

Uint32 minutes,

Uint32 seconds,

Uint32 microseconds,

Uint32 numSignificantMicrosecondDigits);

#endif /* PEGASUS_USE_EXPERIMENTAL_INTERFACES */

/** Clears the datetime class object. The date time is set to

a zero interval value.

void clear();

/** Receives the current time as CIMDateTime. The time is returned as the local time.

/** Returns the current local time in a CIMDateTime object.

@return CIMDateTime object containing the current date and time.

@return CIMDateTime object containing the current local date and time.

static CIMDateTime getCurrentDateTime();

/** Computes the difference in microseconds between two CIMDateTime time stamps or

/** Computes the difference in microseconds between two CIMDateTime time

two CIMDateTime intervals.

stamps or two CIMDateTime intervals.

@param startTime Contains the start datetime.

@param finishTime Contains the finish datetime.

@returns Integer that contains the difference between the two datetime values

@return An integer that contains the difference between the two

in microseconds.

datetime values (in microseconds).

@exception InvalidDateTimeFormatException If arguments are not the same

type of CIMDateTime.

static Sint64 getDifference(const CIMDateTime& startTime, const CIMDateTime& finishTime);

static Sint64 getDifference(CIMDateTime startTime, CIMDateTime finishTime);

/** Checks whether the datetime is an interval.

@return True if the datetime is an interval; otherwise, false.

@return True if the datetime is an interval value, false otherwise.

Boolean isInterval() const;

/** Checks whether the datetime is an interval. (This non-const form is

maintained for compatibility.)

@return True if the datetime is an interval value, false otherwise.

Boolean isInterval();

#ifdef PEGASUS_USE_EXPERIMENTAL_INTERFACES

/** Checks whether the datetime is a timestamp.

@return True if so.

Boolean isTimeStamp() const;

#endif /* PEGASUS_USE_EXPERIMENTAL_INTERFACES */

/** Compares the CIMDateTime object to another CIMDateTime object for

equality.

@param x CIMDateTime object to be compared.

@returns true if the two CIMDateTime objects are equal; otherwise, false.

@return true if the two CIMDateTime objects are equal, false otherwise

@exception TypeMismatchException If arguments are of different types.

Boolean equal (const CIMDateTime & x) const;

/** Converts a CIMDateTime object to its microsecond representation.

@returns microseconds since the epoch, for time stamps. Number of

@return Number of microseconds since the epoch (for time stamps) or

microseconds in span of time, for intervals

in a span of time (for intervals).

@exception DateTimeOutOfRangeException if value overflow occurs during

@exception DateTimeOutOfRangeException If conversion to UTC (an

conversion to UTC (internal operation).

internal operation) causes an overflow condition.

Uint64 toMicroSeconds() const;

/** Adds two CIMDateTime objects and returns a CIMDateTime object that

represents the sum.

@param cDT operand on the RHS of the operator

@param x operand on the RHS of the operator

@returns a CIMDateTime object that is the result of adding the calling

@return A CIMDateTime object that is the result of adding the calling

object to the RHS operand

@exception DateTimeOutOfRangeException if overflow conditions occur.

@exception DateTimeOutOfRangeException If the operation causes an

@exception TypeMismatchException if input and caller are not the correct

overflow condition.

type. (see table of operations)

@exception TypeMismatchException If the operands are not type

compatible (see table of operations).

CIMDateTime operator+(const CIMDateTime & cDT) const;

CIMDateTime operator+(const CIMDateTime& x) const;

/** Adds two CIMDateTime objects, returns the sum and changes

the value of the calling CIMDateTime object to match the return value.

@param cDT operand on the RHS of the operator

@param x operand on the RHS of the operator

@returns a CIMDateTime object that is the result of adding the calling

@return A CIMDateTime object that is the result of adding the calling

object to the RHS operand

@exception DateTimeOutOfRangeException if overflow conditions occur.

@exception DateTimeOutOfRangeException If the operation causes an

@exception TypeMismatchException if input and caller are not the correct

overflow condition.

type. (see table of operations)

@exception TypeMismatchException If the operands are not type

compatible (see table of operations).

CIMDateTime & operator+=(const CIMDateTime & cDT);

CIMDateTime & operator+=(const CIMDateTime& x);

/** Subtracts one CIMDateTime object from another and returns a CIMDateTime object

/** Subtracts one CIMDateTime object from another and returns a

that represents the difference.

CIMDateTime object that represents the difference.

@param cDT operand on the RHS of the operator

@param x operand on the RHS of the operator

@returns a CIMDateTime object that is the result of subtracting the

@return A CIMDateTime object that is the result of subtracting the

the RHS object from the calling.

@exception DateTimeOutOfRangeException if overflow conditions occur.

@exception DateTimeOutOfRangeException If the operation causes an

@exception TypeMismatchException if input and caller are not the correct

underflow condition or conversion to UTC (an internal operation)

type. (see table of operations)

causes an overflow condition.

@exception TypeMismatchException If the operands are not type

compatible (see table of operations).

CIMDateTime operator-(const CIMDateTime& x) const;

/** Subtracts one CIMDateTime object from another, returns the difference

and changes the value of the calling CIMDateTime object to match the

return value.

@param x operand on the RHS of the operator

@return A CIMDateTime object that is the result of subtracting the

object on the RHS from the calling object.

@exception DateTimeOutOfRangeException If the operation causes an

underflow condition or conversion to UTC (an internal operation)

causes an overflow condition.

@exception TypeMismatchException If the operands are not type

compatible (see table of operations).

CIMDateTime operator-(const CIMDateTime & cDT) const;

CIMDateTime & operator-=(const CIMDateTime& x);

/** Subtracts one CIMDateTime object from another, returns the difference and changes

the value of the calling CIMDateTime object to match the return value.

@param cDT operand on the RHS of the operator

@returns a CIMDateTime object that is the result of subtracting the object on

the RHS from the calling object.

@exception DateTimeOutOfRangeException if underflow conditions occur for

result or overflow condition occurs during conversion to UTC (internal operation).

@exception TypeMismatchException if input and caller are not the correct

type. (see table of operations)

CIMDateTime & operator-=(const CIMDateTime & cDT);

/**Multiplies a CIMDateTime object by an integer and returns a CIMDateTime

object that represents the product.

@param num integer operand on the RHS of the operator

@param x integer operand on the RHS of the operator

@returns a CIMDateTime object that is the result of multiplying the calling

@return A CIMDateTime object that is the result of multiplying the

object by the RHS operand.

calling object by the RHS operand.

@exception DateTimeOutOfRangeException if overflow conditions occur.

@exception DateTimeOutOfRangeException If the operation causes an

@exception TypeMismatchException if caller is not the correct

overflow condition.

type. (see table of operations)

@exception TypeMismatchException If the operands are not type

compatible (see table of operations).

CIMDateTime operator*(Uint64 num) const;

CIMDateTime operator*(Uint64 x) const;

/**Multiplies a CIMDateTime object by an integer, returns the product

and changes the value of the calling object to match the returned product.

and changes the value of the calling object to match the returned

@param num integer operand on the RHS of the operator

product.

@returns a CIMDateTime object that is the result of multiplying the calling

@param x integer operand on the RHS of the operator

object by the RHS operand.

@return A CIMDateTime object that is the result of multiplying the

@exception DateTimeOutOfRangeException if overflow condition occur.

calling object by the RHS operand.

@exception TypeMismatchException if caller is not the correct

@exception DateTimeOutOfRangeException If the operation causes an

type. (see table of operations)

overflow condition.

@exception TypeMismatchException If the operands are not type

compatible (see table of operations).

CIMDateTime & operator*=(Uint64 num);

CIMDateTime & operator*=(Uint64 x);

/**Divides a CIMDateTime object by an integer and returns a CIMDateTime

object that represents the quotient.

@param num integer operand on the RHS of the operator

@returns a CIMDateTime object that is the result of dividing the calling

@return A CIMDateTime object that is the result of dividing the calling

object by the RHS operand.

@exception DateTimeOutOfRangeException if overflow condition occur.

@exception DateTimeOutOfRangeException If conversion to UTC (an

@exception TypeMismatchException if caller is not the correct

internal operation) causes an overflow condition.

type. (see table of operations)

@exception TypeMismatchException If the CIMDateTime object does not

hold an interval value (see table of operations).

@exception Exception if param num is zero.

CIMDateTime operator/(Uint64 num) const;

/**Divides a CIMDateTime object by an integer, returns the quotient

and changes the value of the calling object to match the returned quotient.

and changes the value of the calling object to match the returned

quotient.

@param num integer operand on the RHS of the operator

@returns a CIMDateTime object that is the result of dividing the calling

@return A CIMDateTime object that is the result of dividing the calling

object by the RHS operand

object by the RHS operand.

@exception DateTimeOutOfRangeException if overflow condition

@exception DateTimeOutOfRangeException If conversion to UTC (an

occurs during conversion to UTC.(internal operation)

internal operation) causes an overflow condition.

@exception TypeMismatchException if caller is not the correct

@exception TypeMismatchException If the CIMDateTime object does not

type. (see table of operations)

hold an interval value (see table of operations).

@exception Exception if input is zero.

@exception Exception if param num is zero.

CIMDateTime & operator/=(Uint64 num);

/**Divides a CIMDateTime object by another CIMDateTime object and returns

an integer quotient.

@param cdt CIMDateTime object on the RHS of the operator

@returns an integer that is the result of dividing the number of microseconds

@return An integer that is the result of dividing the number of

represented by the calling CIMDateTime object by the

microseconds represented by the calling CIMDateTime object by the

number of microseconds represented by the CIMDateTime object on the RHS of

number of microseconds represented by the CIMDateTime object on the

the operator.

RHS of the operator.

@exception DateTimeOutOfRangeException if overflow condition

@exception DateTimeOutOfRangeException If conversion to UTC (an

occurs during conversion to UTC.(internal operation)

internal operation) causes an overflow condition.

@exception TypeMismatchException if operands are not the correct

@exception TypeMismatchException If the operands are not type

type. (see table of operations)

compatible (see table of operations).

Uint64 operator/(const CIMDateTime & cdt) const;

/**Compare two CIMDateTime objects and returns true if the LHS is

greater then RHS.

less than the RHS.

@param cDT operand on the RHS of the operator

@param x operand on the RHS of the operator

@returns true if the LHS is greater then RHS.

@return true if the LHS is less than the RHS, false otherwise.

@exception DateTimeOutOfRangeException if overflow condition

@exception DateTimeOutOfRangeException If conversion to UTC (an

occurs during conversion to UTC.(internal operation)

internal operation) causes an overflow condition.

@exception TypeMismatchException if operands are not of the same

type.

Boolean operator<(const CIMDateTime & cDT) const;

Boolean operator<(const CIMDateTime& x) const;

/**Compare two CIMDateTime objects and returns true if the LHS is

greater then or equal to the RHS.

less than or equal to the RHS.

@param cDT operand on the RHS of the operator

@param x operand on the RHS of the operator

@returns true if the LHS is greater then RHS.

@return true if the LHS is less than or equal to the RHS, false

@exception DateTimeOutOfRangeException if overflow condition

otherwise.

occurs during conversion to UTC.(internal operation)

@exception DateTimeOutOfRangeException If conversion to UTC (an

internal operation) causes an overflow condition.

@exception TypeMismatchException if operands are not of the same

type.

Boolean operator<=(const CIMDateTime & cDT) const;

Boolean operator<=(const CIMDateTime& x) const;

/**Compare two CIMDateTime objects and returns true if the LHS is

less then RHS.

greater than the RHS.

@param cDT operand on the RHS of the operator

@param x operand on the RHS of the operator

@returns true if the LHS is less then RHS.

@return true if the LHS is greater than the RHS, false otherwise.

@exception DateTimeOutOfRangeException if overflow condition

@exception DateTimeOutOfRangeException If conversion to UTC (an

occurs during conversion to UTC (internal operation).

internal operation) causes an overflow condition.

@exception TypeMismatchException if operands are not of the same

type.

Boolean operator>(const CIMDateTime & cDT) const;

Boolean operator>(const CIMDateTime & x) const;

/**Compare two CIMDateTime objects and returns true if the LHS is

less then or equal to the RHS.

greater than or equal to the RHS.

@param cDT operand on the RHS of the operator

@param x operand on the RHS of the operator

@returns true if the LHS is less then RHS.

@return true if the LHS is greater than or equal to the RHS, false

@exception DateTimeOutOfRangeException if overflow condition

otherwise.

occurs during conversion to UTC (internal operation).

@exception DateTimeOutOfRangeException If conversion to UTC (an

internal operation) causes an overflow condition.

@exception TypeMismatchException if operands are not of the same

type.

Boolean operator>=(const CIMDateTime & cDT) const;

Boolean operator>=(const CIMDateTime & x) const;

/**Compare two CIMDateTime objects and returns true if the LHS is

not equal to the RHS.

@param cDT operand on the RHS of the operator

@param x operand on the RHS of the operator

@returns true if the LHS is not equal to RHS.

@return true if the LHS is not equal to RHS, false otherwise.

@exception DateTimeOutOfRangeException if overflow condition

@exception DateTimeOutOfRangeException If conversion to UTC (an

occurs during conversion to UTC (internal operation).

internal operation) causes an overflow condition.

@exception TypeMismatchException if operands are not of the same

type.

Boolean operator!=(const CIMDateTime & cDT) const;

Boolean operator!=(const CIMDateTime & x) const;

private:

CIMDateTimeRep* _rep;

Boolean _set(const String & dateTimeStr);

CIMDateTime(CIMDateTimeRep*);

enum Field {ONLY_WILD_CARDS, SOME_WILD_CARDS, ONLY_DIGITS, ERR};

Field fieldcheck(const String & in_p, String & rep_field);

Boolean restOfFields(Uint32 start_position,const String & inStr);

Uint64 _toMicroSeconds();

void convertToUTC();

void setUtcOffSet(Sint32 utc);

void insert_WildCard(Uint32 index);

Uint32 getHighestWildCardPosition(const CIMDateTime & cDT_s);

};

/**Compares two CIMDateTime objects and returns true if they represent the

same time or length of time.

@param x one of the CIMDateTime objects to be compared

@param y one of the CIMDateTime objects to be compared

@returns true if the two objects passed in represent the same time or

@return true if the two objects passed in represent the same time or

length of time.

length of time, false otherwise.

PEGASUS_COMMON_LINKAGE Boolean operator==( const CIMDateTime& x, const CIMDateTime& y);

PEGASUS_COMMON_LINKAGE Boolean operator==(

const CIMDateTime& x,

const CIMDateTime& y);

#define PEGASUS_ARRAY_T CIMDateTime

# include <Pegasus/Common/ArrayInter.h>

#undef PEGASUS_ARRAY_T

PEGASUS_NAMESPACE_END

#endif /* Pegasus_DateTime_h */

#endif /* Pegasus_CIMDateTime_h */

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