/** * \file * \brief C++ API: Time zone transition
*/
#include"unicode/utypes.h"
#if U_SHOW_CPLUSPLUS_API
#if !UCONFIG_NO_FORMATTING
#include"unicode/uobject.h"
U_NAMESPACE_BEGIN
// Forward declaration class TimeZoneRule;
/** * <code>TimeZoneTransition</code> is a class representing a time zone transition. * An instance has a time of transition and rules for both before and after the transition. * @stable ICU 3.8
*/ class U_I18N_API TimeZoneTransition : public UObject { public: /** * Constructs a <code>TimeZoneTransition</code> with the time and the rules before/after * the transition. * * @param time The time of transition in milliseconds since the base time. * @param from The time zone rule used before the transition. * @param to The time zone rule used after the transition. * @stable ICU 3.8
*/
TimeZoneTransition(UDate time, const TimeZoneRule& from, const TimeZoneRule& to);
/** * Clone this TimeZoneTransition object polymorphically. The caller owns the result and * should delete it when done. * @return A copy of the object. * @stable ICU 3.8
*/
TimeZoneTransition* clone() const;
/** * Assignment operator. * @param right The object to be copied. * @stable ICU 3.8
*/
TimeZoneTransition& operator=(const TimeZoneTransition& right);
/** * Return true if the given TimeZoneTransition objects are semantically equal. Objects * of different subclasses are considered unequal. * @param that The object to be compared with. * @return true if the given TimeZoneTransition objects are semantically equal. * @stable ICU 3.8
*/ booloperator==(const TimeZoneTransition& that) const;
/** * Return true if the given TimeZoneTransition objects are semantically unequal. Objects * of different subclasses are considered unequal. * @param that The object to be compared with. * @return true if the given TimeZoneTransition objects are semantically unequal. * @stable ICU 3.8
*/ booloperator!=(const TimeZoneTransition& that) const;
/** * Returns the time of transition in milliseconds. * @return The time of the transition in milliseconds since the 1970 Jan 1 epoch time. * @stable ICU 3.8
*/
UDate getTime() const;
/** * Sets the time of transition in milliseconds. * @param time The time of the transition in milliseconds since the 1970 Jan 1 epoch time. * @stable ICU 3.8
*/ void setTime(UDate time);
/** * Returns the rule used before the transition. * @return The time zone rule used after the transition. * @stable ICU 3.8
*/ const TimeZoneRule* getFrom() const;
/** * Sets the rule used before the transition. The caller remains * responsible for deleting the <code>TimeZoneRule</code> object. * @param from The time zone rule used before the transition. * @stable ICU 3.8
*/ void setFrom(const TimeZoneRule& from);
/** * Adopts the rule used before the transition. The caller must * not delete the <code>TimeZoneRule</code> object passed in. * @param from The time zone rule used before the transition. * @stable ICU 3.8
*/ void adoptFrom(TimeZoneRule* from);
/** * Sets the rule used after the transition. The caller remains * responsible for deleting the <code>TimeZoneRule</code> object. * @param to The time zone rule used after the transition. * @stable ICU 3.8
*/ void setTo(const TimeZoneRule& to);
/** * Adopts the rule used after the transition. The caller must * not delete the <code>TimeZoneRule</code> object passed in. * @param to The time zone rule used after the transition. * @stable ICU 3.8
*/ void adoptTo(TimeZoneRule* to);
/** * Returns the rule used after the transition. * @return The time zone rule used after the transition. * @stable ICU 3.8
*/ const TimeZoneRule* getTo() const;
public: /** * Return the class ID for this class. This is useful only for comparing to * a return value from getDynamicClassID(). For example: * <pre> * . Base* polymorphic_pointer = createPolymorphicObject(); * . if (polymorphic_pointer->getDynamicClassID() == * . erived::getStaticClassID()) ... * </pre> * @return The class ID for all objects of this class. * @stable ICU 3.8
*/ static UClassID U_EXPORT2 getStaticClassID();
/** * Returns a unique class ID POLYMORPHICALLY. Pure virtual override. This * method is to implement a simple version of RTTI, since not all C++ * compilers support genuine RTTI. Polymorphic operator==() and clone() * methods call this method. * * @return The class ID for this object. All objects of a * given class have the same class ID. Objects of * other classes have different class IDs. * @stable ICU 3.8
*/ virtual UClassID getDynamicClassID() const override;
};
U_NAMESPACE_END
#endif/* #if !UCONFIG_NO_FORMATTING */
#endif/* U_SHOW_CPLUSPLUS_API */
#endif// TZTRANS_H
//eof
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