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intl/icu/source/i18n/dtptngen_impl.h@b8a032363ba2 (annotated)

intl/icu/source/i18n/dtptngen_impl.h

Thu, 22 Jan 2015 13:21:57 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Thu, 22 Jan 2015 13:21:57 +0100
branch
TOR_BUG_9701
changeset 15
b8a032363ba2
permissions
-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0 1 /*
michael@0 2 *******************************************************************************
michael@0 3 * Copyright (C) 2007-2013, International Business Machines Corporation and
michael@0 4 * others. All Rights Reserved. *
michael@0 5 *******************************************************************************
michael@0 6 *
michael@0 7 * File DTPTNGEN.H
michael@0 8 *
michael@0 9 *******************************************************************************
michael@0 10 */
michael@0 11
michael@0 12 #include "uvector.h"
michael@0 13
michael@0 14 #ifndef __DTPTNGEN_IMPL_H__
michael@0 15 #define __DTPTNGEN_IMPL_H__
michael@0 16
michael@0 17 // TODO(claireho): Split off Builder class.
michael@0 18 // TODO(claireho): If splitting off Builder class: As subclass or independent?
michael@0 19
michael@0 20 #define MAX_PATTERN_ENTRIES 52
michael@0 21 #define MAX_CLDR_FIELD_LEN 60
michael@0 22 #define MAX_DT_TOKEN 50
michael@0 23 #define MAX_RESOURCE_FIELD 12
michael@0 24 #define MAX_AVAILABLE_FORMATS 12
michael@0 25 #define NONE 0
michael@0 26 #define EXTRA_FIELD 0x10000
michael@0 27 #define MISSING_FIELD 0x1000
michael@0 28 #define MAX_STRING_ENUMERATION 200
michael@0 29 #define SINGLE_QUOTE ((UChar)0x0027)
michael@0 30 #define FORWARDSLASH ((UChar)0x002F)
michael@0 31 #define BACKSLASH ((UChar)0x005C)
michael@0 32 #define SPACE ((UChar)0x0020)
michael@0 33 #define QUOTATION_MARK ((UChar)0x0022)
michael@0 34 #define ASTERISK ((UChar)0x002A)
michael@0 35 #define PLUSSITN ((UChar)0x002B)
michael@0 36 #define COMMA ((UChar)0x002C)
michael@0 37 #define HYPHEN ((UChar)0x002D)
michael@0 38 #define DOT ((UChar)0x002E)
michael@0 39 #define COLON ((UChar)0x003A)
michael@0 40 #define CAP_A ((UChar)0x0041)
michael@0 41 #define CAP_C ((UChar)0x0043)
michael@0 42 #define CAP_D ((UChar)0x0044)
michael@0 43 #define CAP_E ((UChar)0x0045)
michael@0 44 #define CAP_F ((UChar)0x0046)
michael@0 45 #define CAP_G ((UChar)0x0047)
michael@0 46 #define CAP_H ((UChar)0x0048)
michael@0 47 #define CAP_J ((UChar)0x004A)
michael@0 48 #define CAP_K ((UChar)0x004B)
michael@0 49 #define CAP_L ((UChar)0x004C)
michael@0 50 #define CAP_M ((UChar)0x004D)
michael@0 51 #define CAP_O ((UChar)0x004F)
michael@0 52 #define CAP_Q ((UChar)0x0051)
michael@0 53 #define CAP_S ((UChar)0x0053)
michael@0 54 #define CAP_T ((UChar)0x0054)
michael@0 55 #define CAP_U ((UChar)0x0055)
michael@0 56 #define CAP_V ((UChar)0x0056)
michael@0 57 #define CAP_W ((UChar)0x0057)
michael@0 58 #define CAP_X ((UChar)0x0058)
michael@0 59 #define CAP_Y ((UChar)0x0059)
michael@0 60 #define CAP_Z ((UChar)0x005A)
michael@0 61 #define LOWLINE ((UChar)0x005F)
michael@0 62 #define LOW_A ((UChar)0x0061)
michael@0 63 #define LOW_C ((UChar)0x0063)
michael@0 64 #define LOW_D ((UChar)0x0064)
michael@0 65 #define LOW_E ((UChar)0x0065)
michael@0 66 #define LOW_F ((UChar)0x0066)
michael@0 67 #define LOW_G ((UChar)0x0067)
michael@0 68 #define LOW_H ((UChar)0x0068)
michael@0 69 #define LOW_I ((UChar)0x0069)
michael@0 70 #define LOW_J ((UChar)0x006A)
michael@0 71 #define LOW_K ((UChar)0x006B)
michael@0 72 #define LOW_L ((UChar)0x006C)
michael@0 73 #define LOW_M ((UChar)0x006D)
michael@0 74 #define LOW_N ((UChar)0x006E)
michael@0 75 #define LOW_O ((UChar)0x006F)
michael@0 76 #define LOW_P ((UChar)0x0070)
michael@0 77 #define LOW_Q ((UChar)0x0071)
michael@0 78 #define LOW_R ((UChar)0x0072)
michael@0 79 #define LOW_S ((UChar)0x0073)
michael@0 80 #define LOW_T ((UChar)0x0074)
michael@0 81 #define LOW_U ((UChar)0x0075)
michael@0 82 #define LOW_V ((UChar)0x0076)
michael@0 83 #define LOW_W ((UChar)0x0077)
michael@0 84 #define LOW_X ((UChar)0x0078)
michael@0 85 #define LOW_Y ((UChar)0x0079)
michael@0 86 #define LOW_Z ((UChar)0x007A)
michael@0 87 #define DT_SHORT -0x102
michael@0 88 #define DT_LONG -0x103
michael@0 89 #define DT_NUMERIC 0x100
michael@0 90 #define DT_NARROW -0x101
michael@0 91 #define DT_DELTA 0x10
michael@0 92
michael@0 93 U_NAMESPACE_BEGIN
michael@0 94
michael@0 95 const int32_t UDATPG_FRACTIONAL_MASK = 1<<UDATPG_FRACTIONAL_SECOND_FIELD;
michael@0 96 const int32_t UDATPG_SECOND_AND_FRACTIONAL_MASK = (1<<UDATPG_SECOND_FIELD) | (1<<UDATPG_FRACTIONAL_SECOND_FIELD);
michael@0 97
michael@0 98 typedef enum dtStrEnum {
michael@0 99 DT_BASESKELETON,
michael@0 100 DT_SKELETON,
michael@0 101 DT_PATTERN
michael@0 102 }dtStrEnum;
michael@0 103
michael@0 104 typedef struct dtTypeElem {
michael@0 105 UChar patternChar;
michael@0 106 UDateTimePatternField field;
michael@0 107 int16_t type;
michael@0 108 int16_t minLen;
michael@0 109 int16_t weight;
michael@0 110 }dtTypeElem;
michael@0 111
michael@0 112 class PtnSkeleton : public UMemory {
michael@0 113 public:
michael@0 114 int32_t type[UDATPG_FIELD_COUNT];
michael@0 115 UnicodeString original[UDATPG_FIELD_COUNT];
michael@0 116 UnicodeString baseOriginal[UDATPG_FIELD_COUNT];
michael@0 117
michael@0 118 PtnSkeleton();
michael@0 119 PtnSkeleton(const PtnSkeleton& other);
michael@0 120 UBool equals(const PtnSkeleton& other);
michael@0 121 UnicodeString getSkeleton();
michael@0 122 UnicodeString getBaseSkeleton();
michael@0 123 virtual ~PtnSkeleton();
michael@0 124 };
michael@0 125
michael@0 126
michael@0 127 class PtnElem : public UMemory {
michael@0 128 public:
michael@0 129 UnicodeString basePattern;
michael@0 130 PtnSkeleton *skeleton;
michael@0 131 UnicodeString pattern;
michael@0 132 UBool skeletonWasSpecified; // if specified in availableFormats, not derived
michael@0 133 PtnElem *next;
michael@0 134
michael@0 135 PtnElem(const UnicodeString &basePattern, const UnicodeString &pattern);
michael@0 136 virtual ~PtnElem();
michael@0 137
michael@0 138 };
michael@0 139
michael@0 140 class FormatParser : public UMemory {
michael@0 141 public:
michael@0 142 UnicodeString items[MAX_DT_TOKEN];
michael@0 143 int32_t itemNumber;
michael@0 144
michael@0 145 FormatParser();
michael@0 146 virtual ~FormatParser();
michael@0 147 void set(const UnicodeString& patternString);
michael@0 148 UBool isQuoteLiteral(const UnicodeString& s) const;
michael@0 149 void getQuoteLiteral(UnicodeString& quote, int32_t *itemIndex);
michael@0 150 int32_t getCanonicalIndex(const UnicodeString& s) { return getCanonicalIndex(s, TRUE); }
michael@0 151 int32_t getCanonicalIndex(const UnicodeString& s, UBool strict);
michael@0 152 UBool isPatternSeparator(UnicodeString& field);
michael@0 153 void setFilter(UErrorCode &status);
michael@0 154
michael@0 155 private:
michael@0 156 typedef enum TokenStatus {
michael@0 157 START,
michael@0 158 ADD_TOKEN,
michael@0 159 SYNTAX_ERROR,
michael@0 160 DONE
michael@0 161 } ToeknStatus;
michael@0 162
michael@0 163 TokenStatus status;
michael@0 164 virtual TokenStatus setTokens(const UnicodeString& pattern, int32_t startPos, int32_t *len);
michael@0 165 };
michael@0 166
michael@0 167 class DistanceInfo : public UMemory {
michael@0 168 public:
michael@0 169 int32_t missingFieldMask;
michael@0 170 int32_t extraFieldMask;
michael@0 171
michael@0 172 DistanceInfo() {}
michael@0 173 virtual ~DistanceInfo();
michael@0 174 void clear() { missingFieldMask = extraFieldMask = 0; }
michael@0 175 void setTo(DistanceInfo& other);
michael@0 176 void addMissing(int32_t field) { missingFieldMask |= (1<<field); }
michael@0 177 void addExtra(int32_t field) { extraFieldMask |= (1<<field); }
michael@0 178 };
michael@0 179
michael@0 180 class DateTimeMatcher: public UMemory {
michael@0 181 public:
michael@0 182 PtnSkeleton skeleton;
michael@0 183
michael@0 184 void getBasePattern(UnicodeString &basePattern);
michael@0 185 UnicodeString getPattern();
michael@0 186 void set(const UnicodeString& pattern, FormatParser* fp);
michael@0 187 void set(const UnicodeString& pattern, FormatParser* fp, PtnSkeleton& skeleton);
michael@0 188 void copyFrom(const PtnSkeleton& skeleton);
michael@0 189 void copyFrom();
michael@0 190 PtnSkeleton* getSkeletonPtr();
michael@0 191 UBool equals(const DateTimeMatcher* other) const;
michael@0 192 int32_t getDistance(const DateTimeMatcher& other, int32_t includeMask, DistanceInfo& distanceInfo);
michael@0 193 DateTimeMatcher();
michael@0 194 DateTimeMatcher(const DateTimeMatcher& other);
michael@0 195 virtual ~DateTimeMatcher();
michael@0 196 int32_t getFieldMask();
michael@0 197 };
michael@0 198
michael@0 199 class PatternMap : public UMemory {
michael@0 200 public:
michael@0 201 PtnElem *boot[MAX_PATTERN_ENTRIES];
michael@0 202 PatternMap();
michael@0 203 virtual ~PatternMap();
michael@0 204 void add(const UnicodeString& basePattern, const PtnSkeleton& skeleton, const UnicodeString& value, UBool skeletonWasSpecified, UErrorCode& status);
michael@0 205 const UnicodeString* getPatternFromBasePattern(UnicodeString& basePattern, UBool& skeletonWasSpecified);
michael@0 206 const UnicodeString* getPatternFromSkeleton(PtnSkeleton& skeleton, const PtnSkeleton** specifiedSkeletonPtr = 0);
michael@0 207 void copyFrom(const PatternMap& other, UErrorCode& status);
michael@0 208 PtnElem* getHeader(UChar baseChar);
michael@0 209 UBool equals(const PatternMap& other);
michael@0 210 private:
michael@0 211 UBool isDupAllowed;
michael@0 212 PtnElem* getDuplicateElem(const UnicodeString &basePattern, const PtnSkeleton& skeleton, PtnElem *baseElem);
michael@0 213 }; // end PatternMap
michael@0 214
michael@0 215 class PatternMapIterator : public UMemory {
michael@0 216 public:
michael@0 217 PatternMapIterator();
michael@0 218 virtual ~PatternMapIterator();
michael@0 219 void set(PatternMap& patternMap);
michael@0 220 PtnSkeleton* getSkeleton();
michael@0 221 UBool hasNext();
michael@0 222 DateTimeMatcher& next();
michael@0 223 private:
michael@0 224 int32_t bootIndex;
michael@0 225 PtnElem *nodePtr;
michael@0 226 DateTimeMatcher *matcher;
michael@0 227 PatternMap *patternMap;
michael@0 228 };
michael@0 229
michael@0 230 class DTSkeletonEnumeration : public StringEnumeration {
michael@0 231 public:
michael@0 232 DTSkeletonEnumeration(PatternMap &patternMap, dtStrEnum type, UErrorCode& status);
michael@0 233 virtual ~DTSkeletonEnumeration();
michael@0 234 static UClassID U_EXPORT2 getStaticClassID(void);
michael@0 235 virtual UClassID getDynamicClassID(void) const;
michael@0 236 virtual const UnicodeString* snext(UErrorCode& status);
michael@0 237 virtual void reset(UErrorCode& status);
michael@0 238 virtual int32_t count(UErrorCode& status) const;
michael@0 239 private:
michael@0 240 int32_t pos;
michael@0 241 UBool isCanonicalItem(const UnicodeString& item);
michael@0 242 UVector *fSkeletons;
michael@0 243 };
michael@0 244
michael@0 245 class DTRedundantEnumeration : public StringEnumeration {
michael@0 246 public:
michael@0 247 DTRedundantEnumeration();
michael@0 248 virtual ~DTRedundantEnumeration();
michael@0 249 static UClassID U_EXPORT2 getStaticClassID(void);
michael@0 250 virtual UClassID getDynamicClassID(void) const;
michael@0 251 virtual const UnicodeString* snext(UErrorCode& status);
michael@0 252 virtual void reset(UErrorCode& status);
michael@0 253 virtual int32_t count(UErrorCode& status) const;
michael@0 254 void add(const UnicodeString &pattern, UErrorCode& status);
michael@0 255 private:
michael@0 256 int32_t pos;
michael@0 257 UBool isCanonicalItem(const UnicodeString& item);
michael@0 258 UVector *fPatterns;
michael@0 259 };
michael@0 260
michael@0 261 U_NAMESPACE_END
michael@0 262
michael@0 263 #endif

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