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/*
* Copyright (C) 2013 Google 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER 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.
*/
/**
* @constructor
*/
WebInspector.TracingAgent = function()
{
this._active = false;
InspectorBackend.registerTracingDispatcher(new WebInspector.TracingDispatcher(this));
}
WebInspector.TracingAgent.prototype = {
/**
* @param {string} categoryPatterns
* @param {string} options
* @param {function(?string)=} callback
*/
start: function(categoryPatterns, options, callback)
{
TracingAgent.start(categoryPatterns, options, callback);
this._active = true;
this._events = [];
},
/**
* @param {function()} callback
*/
stop: function(callback)
{
if (!this._active) {
callback();
return;
}
this._pendingStopCallback = callback;
TracingAgent.end();
},
/**
* @return {!Array.<{cat: string, args: !Object, ph: string, ts: number}>}
*/
events: function()
{
return this._events;
},
_eventsCollected: function(events)
{
Array.prototype.push.apply(this._events, events);
},
_tracingComplete: function()
{
this._active = false;
if (this._pendingStopCallback) {
this._pendingStopCallback();
this._pendingStopCallback = null;
}
}
}
/**
* @constructor
* @implements {TracingAgent.Dispatcher}
* @param {!WebInspector.TracingAgent} tracingAgent
*/
WebInspector.TracingDispatcher = function(tracingAgent)
{
this._tracingAgent = tracingAgent;
}
WebInspector.TracingDispatcher.prototype = {
dataCollected: function(data)
{
this._tracingAgent._eventsCollected(data);
},
tracingComplete: function()
{
this._tracingAgent._tracingComplete();
}
}
/**
* @type {!WebInspector.TracingAgent}
*/
WebInspector.tracingAgent;
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