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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* 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. ``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
* 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.
*/
#pragma once
#include <wtf/DataLog.h>
#include <wtf/HashSet.h>
#include <wtf/LoggingHashID.h>
#include <wtf/LoggingHashTraits.h>
namespace WTF {
template<
const char* typeArguments,
typename ValueArg, typename HashArg = DefaultHash<ValueArg>,
typename TraitsArg = HashTraits<ValueArg>,
typename LoggingTraits = LoggingHashKeyTraits<ValueArg>>
class LoggingHashSet final {
WTF_MAKE_FAST_ALLOCATED;
typedef TraitsArg ValueTraits;
typedef typename ValueTraits::TakeType TakeType;
public:
typedef WTF::HashSet<ValueArg, HashArg, TraitsArg> HashSet;
typedef typename HashSet::ValueType ValueType;
typedef typename HashSet::iterator iterator;
typedef typename HashSet::const_iterator const_iterator;
typedef typename HashSet::AddResult AddResult;
LoggingHashSet()
{
dataLog("auto* ", m_id, " = new HashSet<", typeArguments, ">();\n");
}
~LoggingHashSet()
{
dataLog("delete ", m_id, ";\n");
}
LoggingHashSet(const LoggingHashSet& other)
: m_set(other.m_set)
{
dataLog("auto* ", m_id, " = new HashSet<", typeArguments, ">(*", other.m_id, ");\n");
}
LoggingHashSet(LoggingHashSet&& other)
: m_set(other.m_set)
{
dataLog("auto* ", m_id, " = new HashSet<", typeArguments, ">(WTFMove(*", other.m_id, "));\n");
}
LoggingHashSet& operator=(const LoggingHashSet& other)
{
dataLog("*", m_id, " = *", other.m_id, ";\n");
m_set = other.m_set;
return *this;
}
LoggingHashSet& operator=(LoggingHashSet&& other)
{
dataLog("*", m_id, " = WTFMove(*", other.m_id, ");\n");
m_set = WTFMove(other.m_set);
return *this;
}
void swap(LoggingHashSet& other)
{
dataLog(m_id, "->swap(*", other.m_id, ");\n");
m_set.swap(other.m_set);
}
unsigned size() const { return m_set.size(); }
unsigned capacity() const { return m_set.capacity(); }
bool isEmpty() const { return m_set.isEmpty(); }
iterator begin() const { return m_set.begin(); }
iterator end() const { return m_set.end(); }
iterator random() { return m_set.random(); }
const_iterator random() const { return m_set.random(); }
iterator find(const ValueType& value) const
{
StringPrintStream string;
string.print("{\n");
string.print(" auto iter = ", m_id, "->find(");
LoggingTraits::print(string, value);
string.print(");\n");
iterator result = m_set.find(value);
if (result == m_set.end())
string.print(" RELEASE_ASSERT(iter == ", m_id, "->end());\n");
else
string.print(" RELEASE_ASSERT(iter != ", m_id, "->end());\n");
string.print("}\n");
dataLog(string.toCString());
return result;
}
bool contains(const ValueType& value) const
{
return find(value) != end();
}
// FIXME: Implement the translator versions of find() and friends.
AddResult add(const ValueType& value)
{
StringPrintStream string;
string.print(m_id, "->add(");
LoggingTraits::print(string, value);
string.print(");\n");
dataLog(string.toCString());
return m_set.add(value);
}
AddResult add(ValueType&& value)
{
StringPrintStream string;
string.print(m_id, "->add(");
LoggingTraits::print(string, value);
string.print(");\n");
dataLog(string.toCString());
return m_set.add(WTFMove(value));
}
void addVoid(const ValueType& value)
{
StringPrintStream string;
string.print(m_id, "->addVoid(");
LoggingTraits::print(string, value);
string.print(");\n");
dataLog(string.toCString());
m_set.addVoid(value);
}
void addVoid(ValueType&& value)
{
StringPrintStream string;
string.print(m_id, "->addVoid(");
LoggingTraits::print(string, value);
string.print(");\n");
dataLog(string.toCString());
m_set.addVoid(WTFMove(value));
}
template<typename IteratorType>
bool add(IteratorType begin, IteratorType end)
{
bool changed = false;
for (IteratorType iter = begin; iter != end; ++iter)
changed |= add(*iter).isNewEntry;
return changed;
}
bool remove(iterator iter)
{
// FIXME: We should do much better than this!
if (iter == end())
return false;
return remove(*iter);
}
bool remove(const ValueType& value)
{
StringPrintStream string;
string.print(m_id, "->remove(");
LoggingTraits::print(string, value);
string.print(");\n");
dataLog(string.toCString());
return m_set.remove(value);
}
// FIXME: Implement removeIf
void clear()
{
dataLog(m_id, "->clear();\n");
m_set.clear();
}
TakeType take(const ValueType& value)
{
StringPrintStream string;
string.print(m_id, "->remove(");
LoggingTraits::print(string, value);
string.print(");\n");
dataLog(string.toCString());
return m_set.take(value);
}
TakeType take(iterator iter)
{
return take(*iter);
}
TakeType takeAny()
{
dataLog(m_id, "->takeAny();\n");
return m_set.takeAny();
}
template<typename OtherCollection>
bool operator==(const OtherCollection& otherCollection) const
{
if (size() != otherCollection.size())
return false;
for (const auto& other : otherCollection) {
if (!contains(other))
return false;
}
return true;
}
template<typename OtherCollection>
bool operator!=(const OtherCollection& other) const
{
return !(*this == other);
}
private:
HashSet m_set;
LoggingHashID m_id;
};
} // namespace WTF
using WTF::LoggingHashSet;