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      1 /*
      2  * Copyright (C) 2013 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/workers/WorkerObjectProxy.h"
     33 
     34 #include "bindings/core/v8/SerializedScriptValue.h"
     35 #include "core/dom/CrossThreadTask.h"
     36 #include "core/dom/Document.h"
     37 #include "core/dom/ExecutionContext.h"
     38 #include "core/inspector/ConsoleMessage.h"
     39 #include "core/workers/WorkerMessagingProxy.h"
     40 #include "platform/NotImplemented.h"
     41 #include "wtf/Functional.h"
     42 
     43 namespace blink {
     44 
     45 PassOwnPtr<WorkerObjectProxy> WorkerObjectProxy::create(ExecutionContext* executionContext, WorkerMessagingProxy* messagingProxy)
     46 {
     47     return adoptPtr(new WorkerObjectProxy(executionContext, messagingProxy));
     48 }
     49 
     50 void WorkerObjectProxy::postMessageToWorkerObject(PassRefPtr<SerializedScriptValue> message, PassOwnPtr<MessagePortChannelArray> channels)
     51 {
     52     m_executionContext->postTask(createCrossThreadTask(&WorkerMessagingProxy::postMessageToWorkerObject, m_messagingProxy, message, channels));
     53 }
     54 
     55 void WorkerObjectProxy::postTaskToMainExecutionContext(PassOwnPtr<ExecutionContextTask> task)
     56 {
     57     m_executionContext->postTask(task);
     58 }
     59 
     60 void WorkerObjectProxy::confirmMessageFromWorkerObject(bool hasPendingActivity)
     61 {
     62     m_executionContext->postTask(createCrossThreadTask(&WorkerMessagingProxy::confirmMessageFromWorkerObject, m_messagingProxy, hasPendingActivity));
     63 }
     64 
     65 void WorkerObjectProxy::reportPendingActivity(bool hasPendingActivity)
     66 {
     67     m_executionContext->postTask(createCrossThreadTask(&WorkerMessagingProxy::reportPendingActivity, m_messagingProxy, hasPendingActivity));
     68 }
     69 
     70 void WorkerObjectProxy::reportException(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL)
     71 {
     72     m_executionContext->postTask(createCrossThreadTask(&WorkerMessagingProxy::reportException, m_messagingProxy, errorMessage, lineNumber, columnNumber, sourceURL));
     73 }
     74 
     75 void WorkerObjectProxy::reportConsoleMessage(PassRefPtrWillBeRawPtr<ConsoleMessage> consoleMessage)
     76 {
     77     m_executionContext->postTask(createCrossThreadTask(&WorkerMessagingProxy::reportConsoleMessage, m_messagingProxy, consoleMessage->source(), consoleMessage->level(), consoleMessage->message(), consoleMessage->lineNumber(), consoleMessage->url()));
     78 }
     79 
     80 void WorkerObjectProxy::postMessageToPageInspector(const String& message)
     81 {
     82     if (m_executionContext->isDocument())
     83         toDocument(m_executionContext)->postInspectorTask(createCrossThreadTask(&WorkerMessagingProxy::postMessageToPageInspector, m_messagingProxy, message));
     84 }
     85 
     86 void WorkerObjectProxy::updateInspectorStateCookie(const String&)
     87 {
     88     notImplemented();
     89 }
     90 
     91 void WorkerObjectProxy::workerGlobalScopeClosed()
     92 {
     93     m_executionContext->postTask(createCrossThreadTask(&WorkerMessagingProxy::terminateWorkerGlobalScope, m_messagingProxy));
     94 }
     95 
     96 void WorkerObjectProxy::workerThreadTerminated()
     97 {
     98     // This will terminate the MessagingProxy.
     99     m_executionContext->postTask(createCrossThreadTask(&WorkerMessagingProxy::workerThreadTerminated, m_messagingProxy));
    100 }
    101 
    102 WorkerObjectProxy::WorkerObjectProxy(ExecutionContext* executionContext, WorkerMessagingProxy* messagingProxy)
    103     : m_executionContext(executionContext)
    104     , m_messagingProxy(messagingProxy)
    105 {
    106 }
    107 
    108 } // namespace blink
    109