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/*
*******************************************************************************
* Copyright (C) 2007, International Business Machines Corporation and
* others. All Rights Reserved. *
*******************************************************************************
*
* File DTPTNGEN.H
*
*******************************************************************************
*/
#include "uvector.h"
#ifndef __DTPTNGEN_IMPL_H__
#define __DTPTNGEN_IMPL_H__
// TODO(claireho): Split off Builder class.
// TODO(claireho): If splitting off Builder class: As subclass or independent?
#define MAX_PATTERN_ENTRIES 52
#define MAX_CLDR_FIELD_LEN 60
#define MAX_DT_TOKEN 50
#define MAX_RESOURCE_FIELD 12
#define MAX_AVAILABLE_FORMATS 12
#define NONE 0
#define EXTRA_FIELD 0x10000
#define MISSING_FIELD 0x1000
#define MAX_STRING_ENUMERATION 200
#define SINGLE_QUOTE ((UChar)0x0027)
#define FORWARDSLASH ((UChar)0x002F)
#define BACKSLASH ((UChar)0x005C)
#define SPACE ((UChar)0x0020)
#define QUOTATION_MARK ((UChar)0x0022)
#define ASTERISK ((UChar)0x002A)
#define PLUSSITN ((UChar)0x002B)
#define COMMA ((UChar)0x002C)
#define HYPHEN ((UChar)0x002D)
#define DOT ((UChar)0x002E)
#define COLON ((UChar)0x003A)
#define CAP_A ((UChar)0x0041)
#define CAP_C ((UChar)0x0043)
#define CAP_D ((UChar)0x0044)
#define CAP_E ((UChar)0x0045)
#define CAP_F ((UChar)0x0046)
#define CAP_G ((UChar)0x0047)
#define CAP_H ((UChar)0x0048)
#define CAP_L ((UChar)0x004C)
#define CAP_M ((UChar)0x004D)
#define CAP_O ((UChar)0x004F)
#define CAP_Q ((UChar)0x0051)
#define CAP_S ((UChar)0x0053)
#define CAP_T ((UChar)0x0054)
#define CAP_V ((UChar)0x0056)
#define CAP_W ((UChar)0x0057)
#define CAP_Y ((UChar)0x0059)
#define CAP_Z ((UChar)0x005A)
#define LOWLINE ((UChar)0x005F)
#define LOW_A ((UChar)0x0061)
#define LOW_C ((UChar)0x0063)
#define LOW_D ((UChar)0x0064)
#define LOW_E ((UChar)0x0065)
#define LOW_F ((UChar)0x0066)
#define LOW_G ((UChar)0x0067)
#define LOW_H ((UChar)0x0068)
#define LOW_I ((UChar)0x0069)
#define LOW_K ((UChar)0x006B)
#define LOW_L ((UChar)0x006C)
#define LOW_M ((UChar)0x006D)
#define LOW_N ((UChar)0x006E)
#define LOW_O ((UChar)0x006F)
#define LOW_P ((UChar)0x0070)
#define LOW_Q ((UChar)0x0071)
#define LOW_R ((UChar)0x0072)
#define LOW_S ((UChar)0x0073)
#define LOW_T ((UChar)0x0074)
#define LOW_U ((UChar)0x0075)
#define LOW_V ((UChar)0x0076)
#define LOW_W ((UChar)0x0077)
#define LOW_Y ((UChar)0x0079)
#define LOW_Z ((UChar)0x007A)
#define DT_SHORT -0x101
#define DT_LONG -0x102
#define DT_NUMERIC 0x100
#define DT_NARROW -0x100
#define DT_DELTA 0x10
U_NAMESPACE_BEGIN
const int32_t UDATPG_FRACTIONAL_MASK = 1<<UDATPG_FRACTIONAL_SECOND_FIELD;
const int32_t UDATPG_SECOND_AND_FRACTIONAL_MASK = (1<<UDATPG_SECOND_FIELD) | (1<<UDATPG_FRACTIONAL_SECOND_FIELD);
typedef enum dtStrEnum {
DT_BASESKELETON,
DT_SKELETON,
DT_PATTERN
}dtStrEnum;
typedef struct dtTypeElem {
UChar patternChar;
UDateTimePatternField field;
int32_t type;
int32_t minLen;
int32_t weight;
}dtTypeElem;
class PtnSkeleton : public UMemory {
public:
int32_t type[UDATPG_FIELD_COUNT];
UnicodeString original[UDATPG_FIELD_COUNT];
UnicodeString baseOriginal[UDATPG_FIELD_COUNT];
PtnSkeleton();
PtnSkeleton(const PtnSkeleton& other);
UBool equals(const PtnSkeleton& other);
UnicodeString getSkeleton();
UnicodeString getBaseSkeleton();
virtual ~PtnSkeleton();
};
class PtnElem : public UMemory {
public:
UnicodeString basePattern;
PtnSkeleton *skeleton;
UnicodeString pattern;
PtnElem *next;
PtnElem(const UnicodeString &basePattern, const UnicodeString &pattern);
virtual ~PtnElem();
};
class FormatParser : public UMemory {
public:
UnicodeString items[MAX_DT_TOKEN];
int32_t itemNumber;
FormatParser();
virtual ~FormatParser();
void set(const UnicodeString& patternString);
UBool isQuoteLiteral(const UnicodeString& s) const;
void getQuoteLiteral(UnicodeString& quote, int32_t *itemIndex);
int32_t getCanonicalIndex(const UnicodeString& s);
UBool isPatternSeparator(UnicodeString& field);
void setFilter(UErrorCode &status);
private:
typedef enum TokenStatus {
START,
ADD_TOKEN,
SYNTAX_ERROR,
DONE
} ToeknStatus;
TokenStatus status;
virtual TokenStatus setTokens(const UnicodeString& pattern, int32_t startPos, int32_t *len);
};
class DistanceInfo : public UMemory {
public:
int32_t missingFieldMask;
int32_t extraFieldMask;
DistanceInfo() {};
virtual ~DistanceInfo() {};
void clear() { missingFieldMask = extraFieldMask = 0; };
void setTo(DistanceInfo& other);
void addMissing(int32_t field) { missingFieldMask |= (1<<field); };
void addExtra(int32_t field) { extraFieldMask |= (1<<field); };
};
class DateTimeMatcher: public UMemory {
public:
PtnSkeleton skeleton;
void getBasePattern(UnicodeString &basePattern);
UnicodeString getPattern();
void set(const UnicodeString& pattern, FormatParser* fp);
void set(const UnicodeString& pattern, FormatParser* fp, PtnSkeleton& skeleton);
void copyFrom(const PtnSkeleton& skeleton);
void copyFrom();
PtnSkeleton* getSkeletonPtr();
UBool equals(const DateTimeMatcher* other) const;
int32_t getDistance(const DateTimeMatcher& other, int32_t includeMask, DistanceInfo& distanceInfo);
DateTimeMatcher();
DateTimeMatcher(const DateTimeMatcher& other);
virtual ~DateTimeMatcher() {};
int32_t getFieldMask();
};
class PatternMap : public UMemory {
public:
PtnElem *boot[MAX_PATTERN_ENTRIES];
PatternMap();
virtual ~PatternMap();
void add(const UnicodeString& basePattern, const PtnSkeleton& skeleton, const UnicodeString& value, UErrorCode& status);
UErrorCode status;
const UnicodeString* getPatternFromBasePattern(UnicodeString& basePattern);
const UnicodeString* getPatternFromSkeleton(PtnSkeleton& skeleton);
void copyFrom(const PatternMap& other, UErrorCode& status);
PtnElem* getHeader(UChar baseChar);
UBool equals(const PatternMap& other);
private:
UBool isDupAllowed;
PtnElem* getDuplicateElem(const UnicodeString &basePattern, const PtnSkeleton& skeleton, PtnElem *baseElem);
}; // end PatternMap
class PatternMapIterator : public UMemory {
public:
PatternMapIterator();
virtual ~PatternMapIterator();
void set(PatternMap& patternMap);
PtnSkeleton* getSkeleton();
UBool hasNext();
DateTimeMatcher& next();
private:
int32_t bootIndex;
PtnElem *nodePtr;
DateTimeMatcher *matcher;
PatternMap *patternMap;
};
class U_I18N_API DTSkeletonEnumeration : public StringEnumeration {
public:
DTSkeletonEnumeration(PatternMap &patternMap, dtStrEnum type, UErrorCode& status);
virtual ~DTSkeletonEnumeration();
static UClassID U_EXPORT2 getStaticClassID(void);
virtual UClassID getDynamicClassID(void) const;
virtual const UnicodeString* snext(UErrorCode& status);
virtual void reset(UErrorCode& status);
virtual int32_t count(UErrorCode& status) const;
private:
int32_t pos;
UBool isCanonicalItem(const UnicodeString& item);
UVector *fSkeletons;
};
class U_I18N_API DTRedundantEnumeration : public StringEnumeration {
public:
DTRedundantEnumeration();
virtual ~DTRedundantEnumeration();
static UClassID U_EXPORT2 getStaticClassID(void);
virtual UClassID getDynamicClassID(void) const;
virtual const UnicodeString* snext(UErrorCode& status);
virtual void reset(UErrorCode& status);
virtual int32_t count(UErrorCode& status) const;
void add(const UnicodeString &pattern, UErrorCode& status);
private:
int32_t pos;
UBool isCanonicalItem(const UnicodeString& item);
UVector *fPatterns;
};
U_NAMESPACE_END
#endif
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