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1 /* | 1 /* |
2 * Copyright (C) 2012 Intel Inc. All rights reserved. | 2 * Copyright (C) 2012 Intel Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
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101 } | 101 } |
102 | 102 |
103 if (performanceEntryMap.contains(name)) | 103 if (performanceEntryMap.contains(name)) |
104 performanceEntryMap.erase(name); | 104 performanceEntryMap.erase(name); |
105 } | 105 } |
106 | 106 |
107 PerformanceEntry* UserTiming::mark(const String& markName, | 107 PerformanceEntry* UserTiming::mark(const String& markName, |
108 ExceptionState& exceptionState) { | 108 ExceptionState& exceptionState) { |
109 if (restrictedKeyMap().contains(markName)) { | 109 if (restrictedKeyMap().contains(markName)) { |
110 exceptionState.throwDOMException( | 110 exceptionState.throwDOMException( |
111 SyntaxError, "'" + markName + | 111 SyntaxError, |
112 "' is part of the PerformanceTiming interface, and " | 112 "'" + markName + |
113 "cannot be used as a mark name."); | 113 "' is part of the PerformanceTiming interface, and " |
| 114 "cannot be used as a mark name."); |
114 return nullptr; | 115 return nullptr; |
115 } | 116 } |
116 | 117 |
117 TRACE_EVENT_COPY_MARK("blink.user_timing", markName.utf8().data()); | 118 TRACE_EVENT_COPY_MARK("blink.user_timing", markName.utf8().data()); |
118 double startTime = m_performance->now(); | 119 double startTime = m_performance->now(); |
119 PerformanceEntry* entry = PerformanceMark::create(markName, startTime); | 120 PerformanceEntry* entry = PerformanceMark::create(markName, startTime); |
120 insertPerformanceEntry(m_marksMap, *entry); | 121 insertPerformanceEntry(m_marksMap, *entry); |
121 DEFINE_THREAD_SAFE_STATIC_LOCAL( | 122 DEFINE_THREAD_SAFE_STATIC_LOCAL( |
122 CustomCountHistogram, userTimingMarkHistogram, | 123 CustomCountHistogram, userTimingMarkHistogram, |
123 new CustomCountHistogram("PLT.UserTiming_Mark", 0, 600000, 100)); | 124 new CustomCountHistogram("PLT.UserTiming_Mark", 0, 600000, 100)); |
124 userTimingMarkHistogram.count(static_cast<int>(startTime)); | 125 userTimingMarkHistogram.count(static_cast<int>(startTime)); |
125 return entry; | 126 return entry; |
126 } | 127 } |
127 | 128 |
128 void UserTiming::clearMarks(const String& markName) { | 129 void UserTiming::clearMarks(const String& markName) { |
129 clearPeformanceEntries(m_marksMap, markName); | 130 clearPeformanceEntries(m_marksMap, markName); |
130 } | 131 } |
131 | 132 |
132 double UserTiming::findExistingMarkStartTime(const String& markName, | 133 double UserTiming::findExistingMarkStartTime(const String& markName, |
133 ExceptionState& exceptionState) { | 134 ExceptionState& exceptionState) { |
134 if (m_marksMap.contains(markName)) | 135 if (m_marksMap.contains(markName)) |
135 return m_marksMap.get(markName).back()->startTime(); | 136 return m_marksMap.get(markName).back()->startTime(); |
136 | 137 |
137 if (restrictedKeyMap().contains(markName) && m_performance->timing()) { | 138 if (restrictedKeyMap().contains(markName) && m_performance->timing()) { |
138 double value = static_cast<double>( | 139 double value = static_cast<double>( |
139 (m_performance->timing()->*(restrictedKeyMap().get(markName)))()); | 140 (m_performance->timing()->*(restrictedKeyMap().get(markName)))()); |
140 if (!value) { | 141 if (!value) { |
141 exceptionState.throwDOMException( | 142 exceptionState.throwDOMException( |
142 InvalidAccessError, "'" + markName + | 143 InvalidAccessError, |
143 "' is empty: either the event hasn't " | 144 "'" + markName + |
144 "happened yet, or it would provide " | 145 "' is empty: either the event hasn't " |
145 "cross-origin timing information."); | 146 "happened yet, or it would provide " |
| 147 "cross-origin timing information."); |
146 return 0.0; | 148 return 0.0; |
147 } | 149 } |
148 return value - m_performance->timing()->navigationStart(); | 150 return value - m_performance->timing()->navigationStart(); |
149 } | 151 } |
150 | 152 |
151 exceptionState.throwDOMException( | 153 exceptionState.throwDOMException( |
152 SyntaxError, "The mark '" + markName + "' does not exist."); | 154 SyntaxError, "The mark '" + markName + "' does not exist."); |
153 return 0.0; | 155 return 0.0; |
154 } | 156 } |
155 | 157 |
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246 return getEntrySequenceByName(m_measuresMap, name); | 248 return getEntrySequenceByName(m_measuresMap, name); |
247 } | 249 } |
248 | 250 |
249 DEFINE_TRACE(UserTiming) { | 251 DEFINE_TRACE(UserTiming) { |
250 visitor->trace(m_performance); | 252 visitor->trace(m_performance); |
251 visitor->trace(m_marksMap); | 253 visitor->trace(m_marksMap); |
252 visitor->trace(m_measuresMap); | 254 visitor->trace(m_measuresMap); |
253 } | 255 } |
254 | 256 |
255 } // namespace blink | 257 } // namespace blink |
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