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dtptngen.h
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1 /*
2 *******************************************************************************
3 * Copyright (C) 2007-2015, International Business Machines Corporation and
4 * others. All Rights Reserved.
5 *******************************************************************************
6 *
7 * File DTPTNGEN.H
8 *
9 *******************************************************************************
10 */
11 
12 #ifndef __DTPTNGEN_H__
13 #define __DTPTNGEN_H__
14 
15 #include "unicode/datefmt.h"
16 #include "unicode/locid.h"
17 #include "unicode/udat.h"
18 #include "unicode/udatpg.h"
19 
21 
28 class Hashtable;
29 class FormatParser;
30 class DateTimeMatcher;
31 class DistanceInfo;
32 class PatternMap;
33 class PtnSkeleton;
34 class SharedDateTimePatternGenerator;
35 
51 public:
58  static DateTimePatternGenerator* U_EXPORT2 createInstance(UErrorCode& status);
59 
67  static DateTimePatternGenerator* U_EXPORT2 createInstance(const Locale& uLocale, UErrorCode& status);
68 
69 #ifndef U_HIDE_INTERNAL_API
70 
76  static DateTimePatternGenerator* U_EXPORT2 internalMakeInstance(const Locale& uLocale, UErrorCode& status);
77 
78 #endif /* U_HIDE_INTERNAL_API */
79 
86  static DateTimePatternGenerator* U_EXPORT2 createEmptyInstance(UErrorCode& status);
87 
92  virtual ~DateTimePatternGenerator();
93 
99  DateTimePatternGenerator* clone() const;
100 
108  UBool operator==(const DateTimePatternGenerator& other) const;
109 
117  UBool operator!=(const DateTimePatternGenerator& other) const;
118 
119 #ifndef U_HIDE_DRAFT_API
120 
130  static UnicodeString staticGetSkeleton(const UnicodeString& pattern, UErrorCode& status);
131 #endif /* U_HIDE_DRAFT_API */
132 
146  return staticGetSkeleton(pattern, status);
147  }
148 
149 #ifndef U_HIDE_DRAFT_API
150 
163  static UnicodeString staticGetBaseSkeleton(const UnicodeString& pattern, UErrorCode& status);
164 #endif /* U_HIDE_DRAFT_API */
165 
182  return staticGetBaseSkeleton(pattern, status);
183  }
184 
210  UDateTimePatternConflict addPattern(const UnicodeString& pattern,
211  UBool override,
212  UnicodeString& conflictingPattern,
213  UErrorCode& status);
214 
233  void setAppendItemFormat(UDateTimePatternField field, const UnicodeString& value);
234 
243  const UnicodeString& getAppendItemFormat(UDateTimePatternField field) const;
244 
256  void setAppendItemName(UDateTimePatternField field, const UnicodeString& value);
257 
266  const UnicodeString& getAppendItemName(UDateTimePatternField field) const;
267 
289  void setDateTimeFormat(const UnicodeString& dateTimeFormat);
290 
296  const UnicodeString& getDateTimeFormat() const;
297 
316  UnicodeString getBestPattern(const UnicodeString& skeleton, UErrorCode& status);
317 
318 
338  UnicodeString getBestPattern(const UnicodeString& skeleton,
340  UErrorCode& status);
341 
342 
364  UnicodeString replaceFieldTypes(const UnicodeString& pattern,
365  const UnicodeString& skeleton,
366  UErrorCode& status);
367 
390  UnicodeString replaceFieldTypes(const UnicodeString& pattern,
391  const UnicodeString& skeleton,
393  UErrorCode& status);
394 
406  StringEnumeration* getSkeletons(UErrorCode& status) const;
407 
414  const UnicodeString& getPatternForSkeleton(const UnicodeString& skeleton) const;
415 
425  StringEnumeration* getBaseSkeletons(UErrorCode& status) const;
426 
427 #ifndef U_HIDE_INTERNAL_API
428 
440  StringEnumeration* getRedundants(UErrorCode& status);
441 #endif /* U_HIDE_INTERNAL_API */
442 
454  void setDecimal(const UnicodeString& decimal);
455 
461  const UnicodeString& getDecimal() const;
462 
468  virtual UClassID getDynamicClassID() const;
469 
475  static UClassID U_EXPORT2 getStaticClassID(void);
476 
477 private:
483 
488  DateTimePatternGenerator(const Locale& locale, UErrorCode & status);
489 
496 
502  DateTimePatternGenerator& operator=(const DateTimePatternGenerator& other);
503 
504  Locale pLocale; // pattern locale
505  FormatParser *fp;
506  DateTimeMatcher* dtMatcher;
507  DistanceInfo *distanceInfo;
508  PatternMap *patternMap;
509  UnicodeString appendItemFormats[UDATPG_FIELD_COUNT];
510  UnicodeString appendItemNames[UDATPG_FIELD_COUNT];
511  UnicodeString dateTimeFormat;
512  UnicodeString decimal;
513  DateTimeMatcher *skipMatcher;
514  Hashtable *fAvailableFormatKeyHash;
515  UnicodeString hackPattern;
516  UnicodeString emptyString;
517  UChar fDefaultHourFormatChar;
518 
519  /* internal flags masks for adjustFieldTypes etc. */
520  enum {
521  kDTPGNoFlags = 0,
522  kDTPGFixFractionalSeconds = 1,
523  kDTPGSkeletonUsesCapJ = 2
524  };
525 
526  void initData(const Locale &locale, UErrorCode &status);
527  void addCanonicalItems();
528  void addICUPatterns(const Locale& locale, UErrorCode& status);
529  void hackTimes(const UnicodeString& hackPattern, UErrorCode& status);
530  void addCLDRData(const Locale& locale, UErrorCode& status);
531  UDateTimePatternConflict addPatternWithSkeleton(const UnicodeString& pattern, const UnicodeString * skeletonToUse, UBool override, UnicodeString& conflictingPattern, UErrorCode& status);
532  void initHashtable(UErrorCode& status);
533  void setDateTimeFromCalendar(const Locale& locale, UErrorCode& status);
534  void setDecimalSymbols(const Locale& locale, UErrorCode& status);
535  UDateTimePatternField getAppendFormatNumber(const char* field) const;
536  UDateTimePatternField getAppendNameNumber(const char* field) const;
537  void getAppendName(UDateTimePatternField field, UnicodeString& value);
538  int32_t getCanonicalIndex(const UnicodeString& field);
539  const UnicodeString* getBestRaw(DateTimeMatcher& source, int32_t includeMask, DistanceInfo* missingFields, const PtnSkeleton** specifiedSkeletonPtr = 0);
540  UnicodeString adjustFieldTypes(const UnicodeString& pattern, const PtnSkeleton* specifiedSkeleton, int32_t flags, UDateTimePatternMatchOptions options = UDATPG_MATCH_NO_OPTIONS);
541  UnicodeString getBestAppending(int32_t missingFields, int32_t flags, UDateTimePatternMatchOptions options = UDATPG_MATCH_NO_OPTIONS);
542  int32_t getTopBitNumber(int32_t foundMask);
543  void setAvailableFormat(const UnicodeString &key, UErrorCode& status);
544  UBool isAvailableFormatSet(const UnicodeString &key) const;
545  void copyHashtable(Hashtable *other, UErrorCode &status);
546  UBool isCanonicalItem(const UnicodeString& item) const;
547 } ;// end class DateTimePatternGenerator
548 
550 
551 #endif