icuSources/common/messageimpl.h

   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      */
  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__