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1 // © 2016 and later: Unicode, Inc. and others.
2 // License & terms of use: http://www.unicode.org/copyright.html
3 /*
4 *******************************************************************************
5 *   Copyright (C) 2011, International Business Machines
6 *   Corporation and others.  All Rights Reserved.
7 *******************************************************************************
8 *   file name:  messageimpl.h
9 *   encoding:   UTF-8
10 *   tab size:   8 (not used)
11 *   indentation:4
12 *
13 *   created on: 2011apr04
14 *   created by: Markus W. Scherer
15 */
16 
17 #ifndef __MESSAGEIMPL_H__
18 #define __MESSAGEIMPL_H__
19 
20 #include "unicode/utypes.h"
21 
22 #if !UCONFIG_NO_FORMATTING
23 
24 #include "unicode/messagepattern.h"
25 
26 U_NAMESPACE_BEGIN
27 
28 /**
29  * Helper functions for use of MessagePattern.
30  * In Java, these are package-private methods in MessagePattern itself.
31  * In C++, they are declared here and implemented in messagepattern.cpp.
32  */
33 class U_COMMON_API MessageImpl {
34 public:
35     /**
36      * @return TRUE if getApostropheMode()==UMSGPAT_APOS_DOUBLE_REQUIRED
37      */
jdkAposMode(const MessagePattern & msgPattern)38     static UBool jdkAposMode(const MessagePattern &msgPattern) {
39         return msgPattern.getApostropheMode()==UMSGPAT_APOS_DOUBLE_REQUIRED;
40     }
41 
42     /**
43      * Appends the s[start, limit[ substring to sb, but with only half of the apostrophes
44      * according to JDK pattern behavior.
45      */
46     static void appendReducedApostrophes(const UnicodeString &s, int32_t start, int32_t limit,
47                                          UnicodeString &sb);
48 
49     /**
50      * Appends the sub-message to the result string.
51      * Omits SKIP_SYNTAX and appends whole arguments using appendReducedApostrophes().
52      */
53     static UnicodeString &appendSubMessageWithoutSkipSyntax(const MessagePattern &msgPattern,
54                                                             int32_t msgStart,
55                                                             UnicodeString &result);
56 
57 private:
58     MessageImpl();  // no constructor: all static methods
59 };
60 
61 U_NAMESPACE_END
62 
63 #endif  // !UCONFIG_NO_FORMATTING
64 
65 #endif  // __MESSAGEIMPL_H__
66