The Tor Browser: parser/html/nsHtml5AtomTable.cpp@925c144e1f1f

     1 /* This Source Code Form is subject to the terms of the Mozilla Public

     2  * License, v. 2.0. If a copy of the MPL was not distributed with this

     3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     5 #include "nsHtml5AtomTable.h"

     6 #include "nsHtml5Atom.h"

     7 #include "nsThreadUtils.h"

     9 nsHtml5AtomEntry::nsHtml5AtomEntry(KeyTypePointer aStr)

    10   : nsStringHashKey(aStr)

    11   , mAtom(new nsHtml5Atom(*aStr))

    12 {

    13 }

    15 nsHtml5AtomEntry::nsHtml5AtomEntry(const nsHtml5AtomEntry& aOther)

    16   : nsStringHashKey(aOther)

    17   , mAtom(nullptr)

    18 {

    19   NS_NOTREACHED("nsHtml5AtomTable is broken and tried to copy an entry");

    20 }

    22 nsHtml5AtomEntry::~nsHtml5AtomEntry()

    23 {

    24 }

    26 nsHtml5AtomTable::nsHtml5AtomTable()

    27 {

    28 #ifdef DEBUG

    29   NS_GetMainThread(getter_AddRefs(mPermittedLookupThread));

    30 #endif

    31 }

    33 nsHtml5AtomTable::~nsHtml5AtomTable()

    34 {

    35 }

    37 nsIAtom*

    38 nsHtml5AtomTable::GetAtom(const nsAString& aKey)

    39 {

    40 #ifdef DEBUG

    41   {

    42     nsCOMPtr<nsIThread> currentThread;

    43     NS_GetCurrentThread(getter_AddRefs(currentThread));

    44     NS_ASSERTION(mPermittedLookupThread == currentThread, "Wrong thread!");

    45   }

    46 #endif

    47   nsIAtom* atom = NS_GetStaticAtom(aKey);

    48   if (atom) {

    49     return atom;

    50   }

    51   nsHtml5AtomEntry* entry = mTable.PutEntry(aKey);

    52   if (!entry) {

    53     return nullptr;

    54   }

    55   return entry->GetAtom();

    56 }

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