| // |
| // regexst.h |
| // |
| // Copyright (C) 2003-2010, International Business Machines Corporation and others. |
| // All Rights Reserved. |
| // |
| // This file contains declarations for the class RegexStaticSets |
| // |
| // This class is internal to the regular expression implementation. |
| // For the public Regular Expression API, see the file "unicode/regex.h" |
| // |
| // RegexStaticSets groups together the common UnicodeSets that are needed |
| // for compiling or executing RegularExpressions. This grouping simplifies |
| // the thread safe lazy creation and sharing of these sets across |
| // all instances of regular expressions. |
| // |
| |
| #ifndef REGEXST_H |
| #define REGEXST_H |
| |
| #include "unicode/utypes.h" |
| #include "unicode/utext.h" |
| #if !UCONFIG_NO_REGULAR_EXPRESSIONS |
| |
| #include "regeximp.h" |
| |
| U_NAMESPACE_BEGIN |
| |
| class UnicodeSet; |
| |
| |
| class RegexStaticSets : public UMemory { |
| public: |
| static RegexStaticSets *gStaticSets; // Ptr to all lazily initialized constant |
| // shared sets. |
| |
| RegexStaticSets(UErrorCode *status); |
| ~RegexStaticSets(); |
| static void initGlobals(UErrorCode *status); |
| static UBool cleanup(); |
| |
| UnicodeSet *fPropSets[URX_LAST_SET]; // The sets for common regex items, e.g. \s |
| Regex8BitSet fPropSets8[URX_LAST_SET]; // Fast bitmap sets for latin-1 range for above. |
| |
| UnicodeSet fRuleSets[10]; // Sets used while parsing regexp patterns. |
| UnicodeSet fUnescapeCharSet; // Set of chars handled by unescape when |
| // encountered with a \ in a pattern. |
| UnicodeSet *fRuleDigitsAlias; |
| UText *fEmptyText; // An empty string, to be used when a matcher |
| // is created with no input. |
| |
| }; |
| |
| |
| U_NAMESPACE_END |
| #endif // !UCONFIG_NO_REGULAR_EXPRESSIONS |
| #endif // REGEXST_H |
| |
