2 *******************************************************************************
3 * Copyright (C) 2007-2009, International Business Machines Corporation and
4 * others. All Rights Reserved. *
5 *******************************************************************************
9 *******************************************************************************
14 #ifndef __DTPTNGEN_IMPL_H__
15 #define __DTPTNGEN_IMPL_H__
17 // TODO(claireho): Split off Builder class.
18 // TODO(claireho): If splitting off Builder class: As subclass or independent?
20 #define MAX_PATTERN_ENTRIES 52
21 #define MAX_CLDR_FIELD_LEN 60
22 #define MAX_DT_TOKEN 50
23 #define MAX_RESOURCE_FIELD 12
24 #define MAX_AVAILABLE_FORMATS 12
26 #define EXTRA_FIELD 0x10000
27 #define MISSING_FIELD 0x1000
28 #define MAX_STRING_ENUMERATION 200
29 #define SINGLE_QUOTE ((UChar)0x0027)
30 #define FORWARDSLASH ((UChar)0x002F)
31 #define BACKSLASH ((UChar)0x005C)
32 #define SPACE ((UChar)0x0020)
33 #define QUOTATION_MARK ((UChar)0x0022)
34 #define ASTERISK ((UChar)0x002A)
35 #define PLUSSITN ((UChar)0x002B)
36 #define COMMA ((UChar)0x002C)
37 #define HYPHEN ((UChar)0x002D)
38 #define DOT ((UChar)0x002E)
39 #define COLON ((UChar)0x003A)
40 #define CAP_A ((UChar)0x0041)
41 #define CAP_C ((UChar)0x0043)
42 #define CAP_D ((UChar)0x0044)
43 #define CAP_E ((UChar)0x0045)
44 #define CAP_F ((UChar)0x0046)
45 #define CAP_G ((UChar)0x0047)
46 #define CAP_H ((UChar)0x0048)
47 #define CAP_K ((UChar)0x004B)
48 #define CAP_L ((UChar)0x004C)
49 #define CAP_M ((UChar)0x004D)
50 #define CAP_O ((UChar)0x004F)
51 #define CAP_Q ((UChar)0x0051)
52 #define CAP_S ((UChar)0x0053)
53 #define CAP_T ((UChar)0x0054)
54 #define CAP_V ((UChar)0x0056)
55 #define CAP_W ((UChar)0x0057)
56 #define CAP_Y ((UChar)0x0059)
57 #define CAP_Z ((UChar)0x005A)
58 #define LOWLINE ((UChar)0x005F)
59 #define LOW_A ((UChar)0x0061)
60 #define LOW_C ((UChar)0x0063)
61 #define LOW_D ((UChar)0x0064)
62 #define LOW_E ((UChar)0x0065)
63 #define LOW_F ((UChar)0x0066)
64 #define LOW_G ((UChar)0x0067)
65 #define LOW_H ((UChar)0x0068)
66 #define LOW_I ((UChar)0x0069)
67 #define LOW_J ((UChar)0x006A)
68 #define LOW_K ((UChar)0x006B)
69 #define LOW_L ((UChar)0x006C)
70 #define LOW_M ((UChar)0x006D)
71 #define LOW_N ((UChar)0x006E)
72 #define LOW_O ((UChar)0x006F)
73 #define LOW_P ((UChar)0x0070)
74 #define LOW_Q ((UChar)0x0071)
75 #define LOW_R ((UChar)0x0072)
76 #define LOW_S ((UChar)0x0073)
77 #define LOW_T ((UChar)0x0074)
78 #define LOW_U ((UChar)0x0075)
79 #define LOW_V ((UChar)0x0076)
80 #define LOW_W ((UChar)0x0077)
81 #define LOW_Y ((UChar)0x0079)
82 #define LOW_Z ((UChar)0x007A)
83 #define DT_SHORT -0x102
84 #define DT_LONG -0x103
85 #define DT_NUMERIC 0x100
86 #define DT_NARROW -0x101
91 const int32_t UDATPG_FRACTIONAL_MASK
= 1<<UDATPG_FRACTIONAL_SECOND_FIELD
;
92 const int32_t UDATPG_SECOND_AND_FRACTIONAL_MASK
= (1<<UDATPG_SECOND_FIELD
) | (1<<UDATPG_FRACTIONAL_SECOND_FIELD
);
94 typedef enum dtStrEnum
{
100 typedef struct dtTypeElem
{
102 UDateTimePatternField field
;
108 class PtnSkeleton
: public UMemory
{
110 int32_t type
[UDATPG_FIELD_COUNT
];
111 UnicodeString original
[UDATPG_FIELD_COUNT
];
112 UnicodeString baseOriginal
[UDATPG_FIELD_COUNT
];
115 PtnSkeleton(const PtnSkeleton
& other
);
116 UBool
equals(const PtnSkeleton
& other
);
117 UnicodeString
getSkeleton();
118 UnicodeString
getBaseSkeleton();
119 virtual ~PtnSkeleton();
123 class PtnElem
: public UMemory
{
125 UnicodeString basePattern
;
126 PtnSkeleton
*skeleton
;
127 UnicodeString pattern
;
128 UBool skeletonWasSpecified
; // if specified in availableFormats, not derived
131 PtnElem(const UnicodeString
&basePattern
, const UnicodeString
&pattern
);
136 class FormatParser
: public UMemory
{
138 UnicodeString items
[MAX_DT_TOKEN
];
142 virtual ~FormatParser();
143 void set(const UnicodeString
& patternString
);
144 UBool
isQuoteLiteral(const UnicodeString
& s
) const;
145 void getQuoteLiteral(UnicodeString
& quote
, int32_t *itemIndex
);
146 int32_t getCanonicalIndex(const UnicodeString
& s
) { return getCanonicalIndex(s
, TRUE
); };
147 int32_t getCanonicalIndex(const UnicodeString
& s
, UBool strict
);
148 UBool
isPatternSeparator(UnicodeString
& field
);
149 void setFilter(UErrorCode
&status
);
152 typedef enum TokenStatus
{
160 virtual TokenStatus
setTokens(const UnicodeString
& pattern
, int32_t startPos
, int32_t *len
);
163 class DistanceInfo
: public UMemory
{
165 int32_t missingFieldMask
;
166 int32_t extraFieldMask
;
169 virtual ~DistanceInfo() {};
170 void clear() { missingFieldMask
= extraFieldMask
= 0; };
171 void setTo(DistanceInfo
& other
);
172 void addMissing(int32_t field
) { missingFieldMask
|= (1<<field
); };
173 void addExtra(int32_t field
) { extraFieldMask
|= (1<<field
); };
176 class DateTimeMatcher
: public UMemory
{
178 PtnSkeleton skeleton
;
180 void getBasePattern(UnicodeString
&basePattern
);
181 UnicodeString
getPattern();
182 void set(const UnicodeString
& pattern
, FormatParser
* fp
);
183 void set(const UnicodeString
& pattern
, FormatParser
* fp
, PtnSkeleton
& skeleton
);
184 void copyFrom(const PtnSkeleton
& skeleton
);
186 PtnSkeleton
* getSkeletonPtr();
187 UBool
equals(const DateTimeMatcher
* other
) const;
188 int32_t getDistance(const DateTimeMatcher
& other
, int32_t includeMask
, DistanceInfo
& distanceInfo
);
190 DateTimeMatcher(const DateTimeMatcher
& other
);
191 virtual ~DateTimeMatcher() {};
192 int32_t getFieldMask();
195 class PatternMap
: public UMemory
{
197 PtnElem
*boot
[MAX_PATTERN_ENTRIES
];
199 virtual ~PatternMap();
200 void add(const UnicodeString
& basePattern
, const PtnSkeleton
& skeleton
, const UnicodeString
& value
, UBool skeletonWasSpecified
, UErrorCode
& status
);
201 const UnicodeString
* getPatternFromBasePattern(UnicodeString
& basePattern
, UBool
& skeletonWasSpecified
);
202 const UnicodeString
* getPatternFromSkeleton(PtnSkeleton
& skeleton
, const PtnSkeleton
** specifiedSkeletonPtr
= 0);
203 void copyFrom(const PatternMap
& other
, UErrorCode
& status
);
204 PtnElem
* getHeader(UChar baseChar
);
205 UBool
equals(const PatternMap
& other
);
208 PtnElem
* getDuplicateElem(const UnicodeString
&basePattern
, const PtnSkeleton
& skeleton
, PtnElem
*baseElem
);
211 class PatternMapIterator
: public UMemory
{
213 PatternMapIterator();
214 virtual ~PatternMapIterator();
215 void set(PatternMap
& patternMap
);
216 PtnSkeleton
* getSkeleton();
218 DateTimeMatcher
& next();
222 DateTimeMatcher
*matcher
;
223 PatternMap
*patternMap
;
226 class DTSkeletonEnumeration
: public StringEnumeration
{
228 DTSkeletonEnumeration(PatternMap
&patternMap
, dtStrEnum type
, UErrorCode
& status
);
229 virtual ~DTSkeletonEnumeration();
230 static UClassID U_EXPORT2
getStaticClassID(void);
231 virtual UClassID
getDynamicClassID(void) const;
232 virtual const UnicodeString
* snext(UErrorCode
& status
);
233 virtual void reset(UErrorCode
& status
);
234 virtual int32_t count(UErrorCode
& status
) const;
237 UBool
isCanonicalItem(const UnicodeString
& item
);
241 class DTRedundantEnumeration
: public StringEnumeration
{
243 DTRedundantEnumeration();
244 virtual ~DTRedundantEnumeration();
245 static UClassID U_EXPORT2
getStaticClassID(void);
246 virtual UClassID
getDynamicClassID(void) const;
247 virtual const UnicodeString
* snext(UErrorCode
& status
);
248 virtual void reset(UErrorCode
& status
);
249 virtual int32_t count(UErrorCode
& status
) const;
250 void add(const UnicodeString
&pattern
, UErrorCode
& status
);
253 UBool
isCanonicalItem(const UnicodeString
& item
);