1 /*
2 * Copyright (C) 2011 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 #include "config.h"
32 #include "core/inspector/WorkerDebuggerAgent.h"
33
34 #include "bindings/core/v8/ScriptDebugServer.h"
35 #include "core/inspector/WorkerInspectorController.h"
36 #include "core/workers/WorkerGlobalScope.h"
37 #include "core/workers/WorkerThread.h"
38 #include "wtf/MessageQueue.h"
39
40 namespace blink {
41
42 namespace {
43
44 class RunInspectorCommandsTask FINAL : public ScriptDebugServer::Task {
45 public:
RunInspectorCommandsTask(WorkerThread * thread)46 explicit RunInspectorCommandsTask(WorkerThread* thread)
47 : m_thread(thread) { }
~RunInspectorCommandsTask()48 virtual ~RunInspectorCommandsTask() { }
run()49 virtual void run() OVERRIDE
50 {
51 // Process all queued debugger commands. WorkerThread is certainly
52 // alive if this task is being executed.
53 m_thread->willEnterNestedLoop();
54 while (MessageQueueMessageReceived == m_thread->runDebuggerTask(WorkerThread::DontWaitForMessage)) { }
55 m_thread->didLeaveNestedLoop();
56 }
57
58 private:
59 WorkerThread* m_thread;
60 };
61
62 } // namespace
63
create(WorkerScriptDebugServer * scriptDebugServer,WorkerGlobalScope * inspectedWorkerGlobalScope,InjectedScriptManager * injectedScriptManager)64 PassOwnPtrWillBeRawPtr<WorkerDebuggerAgent> WorkerDebuggerAgent::create(WorkerScriptDebugServer* scriptDebugServer, WorkerGlobalScope* inspectedWorkerGlobalScope, InjectedScriptManager* injectedScriptManager)
65 {
66 return adoptPtrWillBeNoop(new WorkerDebuggerAgent(scriptDebugServer, inspectedWorkerGlobalScope, injectedScriptManager));
67 }
68
WorkerDebuggerAgent(WorkerScriptDebugServer * scriptDebugServer,WorkerGlobalScope * inspectedWorkerGlobalScope,InjectedScriptManager * injectedScriptManager)69 WorkerDebuggerAgent::WorkerDebuggerAgent(WorkerScriptDebugServer* scriptDebugServer, WorkerGlobalScope* inspectedWorkerGlobalScope, InjectedScriptManager* injectedScriptManager)
70 : InspectorDebuggerAgent(injectedScriptManager)
71 , m_scriptDebugServer(scriptDebugServer)
72 , m_inspectedWorkerGlobalScope(inspectedWorkerGlobalScope)
73 {
74 }
75
~WorkerDebuggerAgent()76 WorkerDebuggerAgent::~WorkerDebuggerAgent()
77 {
78 }
79
trace(Visitor * visitor)80 void WorkerDebuggerAgent::trace(Visitor* visitor)
81 {
82 visitor->trace(m_inspectedWorkerGlobalScope);
83 InspectorDebuggerAgent::trace(visitor);
84 }
85
interruptAndDispatchInspectorCommands()86 void WorkerDebuggerAgent::interruptAndDispatchInspectorCommands()
87 {
88 scriptDebugServer().interruptAndRunTask(adoptPtr(new RunInspectorCommandsTask(m_inspectedWorkerGlobalScope->thread())));
89 }
90
startListeningScriptDebugServer()91 void WorkerDebuggerAgent::startListeningScriptDebugServer()
92 {
93 scriptDebugServer().addListener(this);
94 }
95
stopListeningScriptDebugServer()96 void WorkerDebuggerAgent::stopListeningScriptDebugServer()
97 {
98 scriptDebugServer().removeListener(this);
99 }
100
scriptDebugServer()101 WorkerScriptDebugServer& WorkerDebuggerAgent::scriptDebugServer()
102 {
103 return *m_scriptDebugServer;
104 }
105
injectedScriptForEval(ErrorString * error,const int * executionContextId)106 InjectedScript WorkerDebuggerAgent::injectedScriptForEval(ErrorString* error, const int* executionContextId)
107 {
108 if (executionContextId) {
109 *error = "Execution context id is not supported for workers as there is only one execution context.";
110 return InjectedScript();
111 }
112 return injectedScriptManager()->injectedScriptFor(m_inspectedWorkerGlobalScope->script()->scriptState());
113 }
114
muteConsole()115 void WorkerDebuggerAgent::muteConsole()
116 {
117 // We don't need to mute console for workers.
118 }
119
unmuteConsole()120 void WorkerDebuggerAgent::unmuteConsole()
121 {
122 // We don't need to mute console for workers.
123 }
124
125 } // namespace blink
126