protected: // NOTE: In Java, these are stored as array pointers. In C++, the FormattedStringBuilder is stored by // value and is treated internally as immutable.
FormattedStringBuilder fPrefix;
FormattedStringBuilder fSuffix; bool fOverwrite; bool fStrong;
Modifier::Parameters fParameters;
};
/** Identical to {@link ConstantMultiFieldModifier}, but supports currency spacing. */ class U_I18N_API CurrencySpacingEnabledModifier : public ConstantMultiFieldModifier { public: /** Safe code path */
CurrencySpacingEnabledModifier( const FormattedStringBuilder &prefix, const FormattedStringBuilder &suffix, bool overwrite, bool strong, const DecimalFormatSymbols &symbols,
UErrorCode &status);
/** A Modifier that does not do anything. */ class U_I18N_API EmptyModifier : public Modifier, public UMemory { public: explicit EmptyModifier(bool isStrong) : fStrong(isStrong) {}
/** An adopting Modifier store that varies by signum but not plural form. */ class U_I18N_API AdoptingSignumModifierStore : public UMemory { public: virtual ~AdoptingSignumModifierStore();
// Moving is OK
AdoptingSignumModifierStore(AdoptingSignumModifierStore &&other) noexcept {
*this = std::move(other);
}
AdoptingSignumModifierStore& operator=(AdoptingSignumModifierStore&& other) noexcept;
/** Take ownership of the Modifier and slot it in at the given Signum. */ void adoptModifier(Signum signum, const Modifier* mod) {
U_ASSERT(mods[signum] == nullptr);
mods[signum] = mod;
}
/** *ThisimplementationofModifierStoreadoptsModifierpointers.
*/ class U_I18N_API AdoptingModifierStore : public ModifierStore, public UMemory { public: static constexpr StandardPlural::Form DEFAULT_STANDARD_PLURAL = StandardPlural::OTHER;
AdoptingModifierStore() = default;
// No copying!
AdoptingModifierStore(const AdoptingModifierStore &other) = delete;
// Moving is OK
AdoptingModifierStore(AdoptingModifierStore &&other) = default;
/** Sets the modifiers for a specific plural form. */ void adoptSignumModifierStore(StandardPlural::Form plural, AdoptingSignumModifierStore other) {
mods[plural] = std::move(other);
}
/** Sets the modifiers for the default plural form. */ void adoptSignumModifierStoreNoPlural(AdoptingSignumModifierStore other) {
mods[DEFAULT_STANDARD_PLURAL] = std::move(other);
}
/** Returns a reference to the modifier; no ownership change. */ const Modifier *getModifier(Signum signum, StandardPlural::Form plural) const override { const Modifier* modifier = mods[plural][signum]; if (modifier == nullptr && plural != DEFAULT_STANDARD_PLURAL) {
modifier = mods[DEFAULT_STANDARD_PLURAL][signum];
} return modifier;
}
/** Returns a reference to the modifier; no ownership change. */ const Modifier *getModifierWithoutPlural(Signum signum) const { return mods[DEFAULT_STANDARD_PLURAL][signum];
}
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