1 /*
2 **********************************************************************
3 *   Copyright (C) 2007, International Business Machines
4 *   Corporation and others.  All Rights Reserved.
5 **********************************************************************
6 *   file name:  unicont.h
7 *   encoding:   US-ASCII
8 *   tab size:   8 (not used)
9 *   indentation:4
10 *
11 *   created on: 2007jan15
12 *   created by: Markus Scherer
13 *
14 *   Idea for new common interface underneath the normal UnicodeSet
15 *   and other classes, such as "compiled", fast, read-only (immutable)
16 *   versions of UnicodeSet.
17 */
18 
19 class UnicodeContainable {
20 public:
~UnicodeContainable()21     virtual ~UnicodeContainable() {}
22 
23     virtual UBool contains(UChar32 c) const = 0;
24 
25     virtual int32_t span(const UChar *s, int32_t length);
26 
27     virtual int32_t spanNot(const UChar *s, int32_t length);
28 
29     virtual int32_t spanUTF8(const UChar *s, int32_t length);
30 
31     virtual int32_t spanNotUTF8(const UChar *s, int32_t length);
32 
33     virtual UClassID getDynamicClassID(void) const;
34 };
35