/* * Copyright (C) 2015 Yusuke Suzuki <utatane.tea@gmail.com>. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include "SymbolRegistry.h" namespace WTF { SymbolRegistry::~SymbolRegistry() { for (auto& key : m_table) { ASSERT(key.impl()->isSymbol()); static_cast<SymbolImpl*>(key.impl())->asRegisteredSymbolImpl()->clearSymbolRegistry(); } } Ref<RegisteredSymbolImpl> SymbolRegistry::symbolForKey(const String& rep) { auto addResult = m_table.add(SymbolRegistryKey(rep.impl())); if (!addResult.isNewEntry) { ASSERT(addResult.iterator->impl()->isSymbol()); return *static_cast<SymbolImpl*>(addResult.iterator->impl())->asRegisteredSymbolImpl(); } auto symbol = RegisteredSymbolImpl::create(*rep.impl(), *this); *addResult.iterator = SymbolRegistryKey(&symbol.get()); return symbol; } void SymbolRegistry::remove(RegisteredSymbolImpl& uid) { ASSERT(uid.symbolRegistry() == this); auto iterator = m_table.find(SymbolRegistryKey(&uid)); ASSERT_WITH_MESSAGE(iterator != m_table.end(), "The string being removed is registered in the string table of an other thread!"); m_table.remove(iterator); } }