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o_I|+ >k // © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
* Copyright (C) 2007-2013, International Business Machines Corporation and *
* others. All Rights Reserved. *
*******************************************************************************
*/
#ifndef RBTZ_H
#define RBTZ_H
#include "unicode/utypes.h"
#if U_SHOW_CPLUSPLUS_API
/**
* \file
* \brief C++ API: Rule based customizable time zone
*/
#if !UCONFIG_NO_FORMATTING
#include "unicode/basictz.h"
#include "unicode/unistr.h"
U_NAMESPACE_BEGIN
// forward declaration
class UVector;
struct Transition;
/**
* a BasicTimeZone subclass implemented in terms of InitialTimeZoneRule and TimeZoneRule instances
* @see BasicTimeZone
* @see InitialTimeZoneRule
* @see TimeZoneRule
*/
class U_I18N_API RuleBasedTimeZone : public BasicTimeZone {
public:
/**
* Constructs a RuleBasedTimeZone object with the ID and the
* InitialTimeZoneRule. The input InitialTimeZoneRule
* is adopted by this RuleBasedTimeZone, thus the caller must not
* delete it.
* @param id The time zone ID.
* @param initialRule The initial time zone rule.
* @stable ICU 3.8
*/
RuleBasedTimeZone(const UnicodeString& id, InitialTimeZoneRule* initialRule);
/**
* Copy constructor.
* @param source The RuleBasedTimeZone object to be copied.
* @stable ICU 3.8
*/
RuleBasedTimeZone(const RuleBasedTimeZone& source);
/**
* Destructor.
* @stable ICU 3.8
*/
virtual ~RuleBasedTimeZone();
/**
* Assignment operator.
* @param right The object to be copied.
* @stable ICU 3.8
*/
RuleBasedTimeZone& operator=(const RuleBasedTimeZone& right);
/**
* Return true if the given TimeZone objects are
* semantically equal. Objects of different subclasses are considered unequal.
* @param that The object to be compared with.
* @return true if the given TimeZone objects are
*semantically equal.
* @stable ICU 3.8
*/
virtual UBool operator==(const TimeZone& that) const;
/**
* Return true if the given TimeZone objects are
* semantically unequal. Objects of different subclasses are considered unequal.
* @param that The object to be compared with.
* @return true if the given TimeZone objects are
* semantically unequal.
* @stable ICU 3.8
*/
virtual UBool operator!=(const TimeZone& that) const;
/**
* Adds the TimeZoneRule which represents time transitions.
* The TimeZoneRule must have start times, that is, the result
* of isTransitionRule() must be true. Otherwise, U_ILLEGAL_ARGUMENT_ERROR
* is set to the error code.
* The input TimeZoneRule is adopted by this
* RuleBasedTimeZone on successful completion of this method,
* thus, the caller must not delete it when no error is returned.
* After all rules are added, the caller must call complete() method to
* make this RuleBasedTimeZone ready to handle common time
* zone functions.
* @param rule The TimeZoneRule.
* @param status Output param to filled in with a success or an error.
* @stable ICU 3.8
*/
void addTransitionRule(TimeZoneRule* rule, UErrorCode& status);
/**
* Makes the TimeZoneRule ready to handle actual timezone
* calcuation APIs. This method collects time zone rules specified
* by the caller via the constructor and addTransitionRule() and
* builds internal structure for making the object ready to support
* time z