/platform/external/webkit/WebCore/bindings/v8/WorkerScriptController.cpp
https://github.com/aharish/totoro-gb-opensource-update2 · C++ · 102 lines · 56 code · 16 blank · 30 comment · 3 complexity · 39aebabfb8e4c757e90b25e1c4c65996 MD5 · raw file
- /*
- * Copyright (C) 2009 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.
- */
- #include "config.h"
- #if ENABLE(WORKERS)
- #include "WorkerScriptController.h"
- #include <v8.h>
- #include "ScriptSourceCode.h"
- #include "ScriptValue.h"
- #include "DOMTimer.h"
- #include "V8DOMMap.h"
- #include "V8Proxy.h"
- #include "WorkerContext.h"
- #include "WorkerContextExecutionProxy.h"
- #include "WorkerObjectProxy.h"
- #include "WorkerThread.h"
- namespace WebCore {
- WorkerScriptController::WorkerScriptController(WorkerContext* workerContext)
- : m_workerContext(workerContext)
- , m_proxy(new WorkerContextExecutionProxy(workerContext))
- , m_executionForbidden(false)
- {
- }
- WorkerScriptController::~WorkerScriptController()
- {
- removeAllDOMObjectsInCurrentThread();
- }
- ScriptValue WorkerScriptController::evaluate(const ScriptSourceCode& sourceCode)
- {
- return evaluate(sourceCode, 0);
- }
- ScriptValue WorkerScriptController::evaluate(const ScriptSourceCode& sourceCode, ScriptValue* exception)
- {
- {
- MutexLocker lock(m_sharedDataMutex);
- if (m_executionForbidden)
- return ScriptValue();
- }
- WorkerContextExecutionState state;
- ScriptValue result = m_proxy->evaluate(sourceCode.source(), sourceCode.url().string(), sourceCode.startLine() - 1, &state);
- if (state.hadException) {
- if (exception)
- *exception = state.exception;
- else
- m_workerContext->reportException(state.errorMessage, state.lineNumber, state.sourceURL);
- }
- return result;
- }
- void WorkerScriptController::forbidExecution()
- {
- // This function is called from another thread.
- MutexLocker lock(m_sharedDataMutex);
- m_executionForbidden = true;
- }
- void WorkerScriptController::setException(ScriptValue exception)
- {
- throwError(*exception.v8Value());
- }
- } // namespace WebCore
- #endif // ENABLE(WORKERS)