mojo/common/common_type_converters.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "mojo/common/common_type_converters.h"
   6
   7 #include <string>
   8
   9 #include "base/strings/utf_string_conversions.h"
  10 #include "url/gurl.h"
  11
  12 namespace mojo {
  13
  14 // static
  15 String TypeConverter<String, base::StringPiece>::Convert(
  16     const base::StringPiece& input) {
  17   if (input.empty()) {
  18     char c = 0;
  19     return String(&c, 0);
  20   }
  21   return String(input.data(), input.size());
  22 }
  23 // static
  24 base::StringPiece TypeConverter<base::StringPiece, String>::Convert(
  25     const String& input) {
  26   return input.get();
  27 }
  28
  29 // static
  30 String TypeConverter<String, base::string16>::Convert(
  31     const base::string16& input) {
  32   return TypeConverter<String, base::StringPiece>::Convert(
  33       base::UTF16ToUTF8(input));
  34 }
  35 // static
  36 base::string16 TypeConverter<base::string16, String>::Convert(
  37     const String& input) {
  38   return base::UTF8ToUTF16(input.To<base::StringPiece>());
  39 }
  40
  41 String TypeConverter<String, GURL>::Convert(const GURL& input) {
  42   return String(input.spec());
  43 }
  44
  45 GURL TypeConverter<GURL, String>::Convert(const String& input) {
  46   return GURL(input.get());
  47 }
  48
  49 std::string TypeConverter<std::string, Array<uint8_t> >::Convert(
  50     const Array<uint8_t>& input) {
  51   if (input.is_null())
  52     return std::string();
  53
  54   return std::string(reinterpret_cast<const char*>(&input.front()),
  55                      input.size());
  56 }
  57
  58 Array<uint8_t> TypeConverter<Array<uint8_t>, std::string>::Convert(
  59     const std::string& input) {
  60   Array<uint8_t> result(input.size());
  61   memcpy(&result.front(), input.c_str(), input.size());
  62   return result.Pass();
  63 }
  64
  65 }  // namespace mojo