runtime/UStringConcatenate.h

   1 /*
   2  * Copyright (C) 2010 Apple Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
  14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
  17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  23  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25
  26 #ifndef UStringConcatenate_h
  27 #define UStringConcatenate_h
  28
  29 #include "UString.h"
  30 #include <wtf/text/StringConcatenate.h>
  31
  32 namespace WTF {
  33
  34 template<>
  35 class StringTypeAdapter<JSC::UString> {
  36 public:
  37     StringTypeAdapter<JSC::UString>(JSC::UString& string)
  38         : m_string(string)
  39         , m_length(string.length())
  40     {
  41     }
  42
  43     unsigned length() { return m_length; }
  44
  45     bool is8Bit() { return m_string.isNull() || m_string.is8Bit(); }
  46
  47     void writeTo(LChar* destination)
  48     {
  49         const LChar* characters = m_string.characters8();
  50         for (unsigned i = 0; i < m_length; ++i)
  51             destination[i] = characters[i];
  52     }
  53
  54     void writeTo(UChar* destination)
  55     {
  56         if (is8Bit()) {
  57             const LChar* characters = m_string.characters8();
  58             for (unsigned i = 0; i < m_length; ++i)
  59                 destination[i] = characters[i];
  60         } else {
  61             const UChar* characters = m_string.characters16();
  62             for (unsigned i = 0; i < m_length; ++i)
  63                 destination[i] = characters[i];
  64         }
  65     }
  66
  67 private:
  68     const JSC::UString& m_string;
  69     unsigned m_length;
  70 };
  71
  72 }; // namespace WTF
  73
  74 namespace JSC {
  75
  76 template<typename StringType1, typename StringType2>
  77 UString makeUString(StringType1 string1, StringType2 string2)
  78 {
  79     PassRefPtr<StringImpl> resultImpl = WTF::tryMakeString(string1, string2);
  80     if (!resultImpl)
  81         CRASH();
  82     return resultImpl;
  83 }
  84
  85 template<typename StringType1, typename StringType2, typename StringType3>
  86 UString makeUString(StringType1 string1, StringType2 string2, StringType3 string3)
  87 {
  88     PassRefPtr<StringImpl> resultImpl = WTF::tryMakeString(string1, string2, string3);
  89     if (!resultImpl)
  90         CRASH();
  91     return resultImpl;
  92 }
  93
  94 template<typename StringType1, typename StringType2, typename StringType3, typename StringType4>
  95 UString makeUString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4)
  96 {
  97     PassRefPtr<StringImpl> resultImpl = WTF::tryMakeString(string1, string2, string3, string4);
  98     if (!resultImpl)
  99         CRASH();
 100     return resultImpl;
 101 }
 102
 103 template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5>
 104 UString makeUString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5)
 105 {
 106     PassRefPtr<StringImpl> resultImpl = WTF::tryMakeString(string1, string2, string3, string4, string5);
 107     if (!resultImpl)
 108         CRASH();
 109     return resultImpl;
 110 }
 111
 112 template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6>
 113 UString makeUString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6)
 114 {
 115     PassRefPtr<StringImpl> resultImpl = WTF::tryMakeString(string1, string2, string3, string4, string5, string6);
 116     if (!resultImpl)
 117         CRASH();
 118     return resultImpl;
 119 }
 120
 121 template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6, typename StringType7>
 122 UString makeUString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6, StringType7 string7)
 123 {
 124     PassRefPtr<StringImpl> resultImpl = WTF::tryMakeString(string1, string2, string3, string4, string5, string6, string7);
 125     if (!resultImpl)
 126         CRASH();
 127     return resultImpl;
 128 }
 129
 130 template<typename StringType1, typename StringType2, typename StringType3, typename StringType4, typename StringType5, typename StringType6, typename StringType7, typename StringType8>
 131 UString makeUString(StringType1 string1, StringType2 string2, StringType3 string3, StringType4 string4, StringType5 string5, StringType6 string6, StringType7 string7, StringType8 string8)
 132 {
 133     PassRefPtr<StringImpl> resultImpl = WTF::tryMakeString(string1, string2, string3, string4, string5, string6, string7, string8);
 134     if (!resultImpl)
 135         CRASH();
 136     return resultImpl;
 137 }
 138
 139 } // namespace JSC
 140
 141 #endif