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56 lines
1.5 KiB
56 lines
1.5 KiB
4 months ago
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// © 2020 and later: Unicode, Inc. and others.
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// License & terms of use: http://www.unicode.org/copyright.html
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// charstrmap.h
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// created: 2020sep01 Frank Yung-Fong Tang
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#ifndef __CHARSTRMAP_H__
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#define __CHARSTRMAP_H__
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#include <utility>
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#include "unicode/utypes.h"
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#include "unicode/uobject.h"
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#include "uhash.h"
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U_NAMESPACE_BEGIN
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/**
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* Map of const char * keys & values.
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* Stores pointers as is: Does not own/copy/adopt/release strings.
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*/
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class CharStringMap final : public UMemory {
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public:
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/** Constructs an unusable non-map. */
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CharStringMap() : map(nullptr) {}
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CharStringMap(int32_t size, UErrorCode &errorCode) {
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map = uhash_openSize(uhash_hashChars, uhash_compareChars, uhash_compareChars,
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size, &errorCode);
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}
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CharStringMap(CharStringMap &&other) U_NOEXCEPT : map(other.map) {
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other.map = nullptr;
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}
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CharStringMap(const CharStringMap &other) = delete;
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~CharStringMap() {
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uhash_close(map);
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}
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CharStringMap &operator=(CharStringMap &&other) U_NOEXCEPT {
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map = other.map;
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other.map = nullptr;
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return *this;
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}
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CharStringMap &operator=(const CharStringMap &other) = delete;
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const char *get(const char *key) const { return static_cast<const char *>(uhash_get(map, key)); }
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void put(const char *key, const char *value, UErrorCode &errorCode) {
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uhash_put(map, const_cast<char *>(key), const_cast<char *>(value), &errorCode);
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}
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private:
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UHashtable *map;
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};
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U_NAMESPACE_END
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#endif // __CHARSTRMAP_H__
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