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strenum.h
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1 /*
2 *******************************************************************************
3 *
4 * Copyright (C) 2002-2007, International Business Machines
5 * Corporation and others. All Rights Reserved.
6 *
7 *******************************************************************************
8 */
9 
10 #ifndef STRENUM_H
11 #define STRENUM_H
12 
13 #include "unicode/uobject.h"
14 #include "unicode/unistr.h"
15 
22 
56 public:
61  virtual ~StringEnumeration();
62 
78  virtual StringEnumeration *clone() const;
79 
97  virtual int32_t count(UErrorCode& status) const = 0;
98 
128  virtual const char* next(int32_t *resultLength, UErrorCode& status);
129 
153  virtual const UChar* unext(int32_t *resultLength, UErrorCode& status);
154 
171  virtual const UnicodeString* snext(UErrorCode& status) = 0;
172 
185  virtual void reset(UErrorCode& status) = 0;
186 
194  virtual UBool operator==(const StringEnumeration& that)const;
202  virtual UBool operator!=(const StringEnumeration& that)const;
203 
204 protected:
214  char charsBuffer[32];
220  char *chars;
225  int32_t charsCapacity;
226 
232 
241  void ensureCharsCapacity(int32_t capacity, UErrorCode &status);
242 
265  UnicodeString *setChars(const char *s, int32_t length, UErrorCode &status);
266 };
267 
269 
270 /* STRENUM_H */
271 #endif