dom/indexedDB/IndexedDatabaseInlines.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef IndexedDatabaseInlines_h
   8 #define IndexedDatabaseInlines_h
   9
  10 #ifndef mozilla_dom_indexeddb_indexeddatabase_h__
  11 #error Must include IndexedDatabase.h first
  12 #endif
  13
  14 BEGIN_INDEXEDDB_NAMESPACE
  15
  16 inline
  17 StructuredCloneWriteInfo::StructuredCloneWriteInfo()
  18 : mTransaction(nullptr),
  19   mOffsetToKeyProp(0)
  20 {
  21 }
  22
  23 inline
  24 StructuredCloneWriteInfo::StructuredCloneWriteInfo(
  25                                     StructuredCloneWriteInfo&& aCloneWriteInfo)
  26 : mCloneBuffer(Move(aCloneWriteInfo.mCloneBuffer))
  27 , mTransaction(aCloneWriteInfo.mTransaction)
  28 , mOffsetToKeyProp(aCloneWriteInfo.mOffsetToKeyProp)
  29 {
  30   mFiles.SwapElements(aCloneWriteInfo.mFiles);
  31   aCloneWriteInfo.mTransaction = nullptr;
  32   aCloneWriteInfo.mOffsetToKeyProp = 0;
  33 }
  34
  35 inline
  36 bool
  37 StructuredCloneWriteInfo::SetFromSerialized(
  38                                const SerializedStructuredCloneWriteInfo& aOther)
  39 {
  40   if (!aOther.dataLength) {
  41     mCloneBuffer.clear();
  42   }
  43   else if (!mCloneBuffer.copy(aOther.data, aOther.dataLength)) {
  44     return false;
  45   }
  46
  47   mFiles.Clear();
  48   mOffsetToKeyProp = aOther.offsetToKeyProp;
  49   return true;
  50 }
  51
  52 inline
  53 StructuredCloneReadInfo::StructuredCloneReadInfo()
  54 : mDatabase(nullptr)
  55 {
  56 }
  57
  58 inline StructuredCloneReadInfo&
  59 StructuredCloneReadInfo::operator=(StructuredCloneReadInfo&& aCloneReadInfo)
  60 {
  61   MOZ_ASSERT(&aCloneReadInfo != this);
  62
  63   mCloneBuffer = Move(aCloneReadInfo.mCloneBuffer);
  64   mFiles.Clear();
  65   mFiles.SwapElements(aCloneReadInfo.mFiles);
  66   mDatabase = aCloneReadInfo.mDatabase;
  67   aCloneReadInfo.mDatabase = nullptr;
  68   return *this;
  69 }
  70
  71 inline
  72 bool
  73 StructuredCloneReadInfo::SetFromSerialized(
  74                                 const SerializedStructuredCloneReadInfo& aOther)
  75 {
  76   if (aOther.dataLength &&
  77       !mCloneBuffer.copy(aOther.data, aOther.dataLength)) {
  78     return false;
  79   }
  80
  81   mFiles.Clear();
  82   return true;
  83 }
  84
  85 inline
  86 void
  87 AppendConditionClause(const nsACString& aColumnName,
  88                       const nsACString& aArgName,
  89                       bool aLessThan,
  90                       bool aEquals,
  91                       nsACString& aResult)
  92 {
  93   aResult += NS_LITERAL_CSTRING(" AND ") + aColumnName +
  94              NS_LITERAL_CSTRING(" ");
  95
  96   if (aLessThan) {
  97     aResult.Append('<');
  98   }
  99   else {
 100     aResult.Append('>');
 101   }
 102
 103   if (aEquals) {
 104     aResult.Append('=');
 105   }
 106
 107   aResult += NS_LITERAL_CSTRING(" :") + aArgName;
 108 }
 109
 110 END_INDEXEDDB_NAMESPACE
 111
 112 #endif