1/* 2* Copyright (C) 2012 Google Inc. All rights reserved. 3* 4* Redistribution and use in source and binary forms, with or without 5* modification, are permitted provided that the following conditions are 6* met: 7* 8* * Redistributions of source code must retain the above copyright 9* notice, this list of conditions and the following disclaimer. 10* * Redistributions in binary form must reproduce the above 11* copyright notice, this list of conditions and the following disclaimer 12* in the documentation and/or other materials provided with the 13* distribution. 14* * Neither the name of Google Inc. nor the names of its 15* contributors may be used to endorse or promote products derived from 16* this software without specific prior written permission. 17* 18* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 20* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 21* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 22* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 23* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 24* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29*/ 30 31#ifndef InspectorCounters_h 32#define InspectorCounters_h 33 34#include "wtf/FastAllocBase.h" 35 36#if ENABLE(ASSERT) 37#include "wtf/MainThread.h" 38#endif 39 40namespace blink { 41 42class InspectorCounters { 43public: 44 enum CounterType { 45 DocumentCounter, 46 NodeCounter, 47 JSEventListenerCounter, 48 CounterTypeLength 49 }; 50 51 static inline void incrementCounter(CounterType type) 52 { 53 ASSERT(isMainThread()); 54 ++s_counters[type]; 55 } 56 57 static inline void decrementCounter(CounterType type) 58 { 59 ASSERT(isMainThread()); 60 --s_counters[type]; 61 } 62 63 static int counterValue(CounterType); 64 65private: 66 InspectorCounters(); 67 68 static int s_counters[CounterTypeLength]; 69}; 70 71} // namespace blink 72 73#endif // !defined(InspectorCounters_h) 74