Merge in WebKit r47029.

1 files changed, 112 insertions, 0 deletions

diff --git a/WebCore/workers/DedicatedWorkerContext.cpp b/WebCore/workers/DedicatedWorkerContext.cpp
new file mode 100644
index 0000000..ae5c547
--- /dev/null
+++ b/WebCore/workers/DedicatedWorkerContext.cpp
@@ -0,0 +1,112 @@
+/*
+ * 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 "DedicatedWorkerContext.h"
+
+#include "DedicatedWorkerThread.h"
+#include "DOMWindow.h"
+#include "MessageEvent.h"
+#include "WorkerObjectProxy.h"
+
+namespace WebCore {
+
+DedicatedWorkerContext::DedicatedWorkerContext(const KURL& url, const String& userAgent, DedicatedWorkerThread* thread)
+    : WorkerContext(url, userAgent, thread)
+{
+}
+
+DedicatedWorkerContext::~DedicatedWorkerContext()
+{
+    ASSERT(currentThread() == thread()->threadID());
+    // Notify parent worker we are going away. This can free the WorkerThread object, so do not access it after this.
+    thread()->workerObjectProxy().workerContextDestroyed();
+}
+
+void DedicatedWorkerContext::forwardException(const String& errorMessage, int lineNumber, const String& sourceURL)
+{
+    thread()->workerObjectProxy().postExceptionToWorkerObject(errorMessage, lineNumber, sourceURL);
+}
+
+void DedicatedWorkerContext::addMessage(MessageDestination destination, MessageSource source, MessageType type, MessageLevel level, const String& message, unsigned lineNumber, const String& sourceURL)
+{
+    thread()->workerObjectProxy().postConsoleMessageToWorkerObject(destination, source, type, level, message, lineNumber, sourceURL);
+}
+
+void DedicatedWorkerContext::postMessage(const String& message, ExceptionCode& ec)
+{
+    postMessage(message, 0, ec);
+}
+
+void DedicatedWorkerContext::postMessage(const String& message, MessagePort* port, ExceptionCode& ec)
+{
+    if (isClosing())
+        return;
+    // Disentangle the port in preparation for sending it to the remote context.
+    OwnPtr<MessagePortChannel> channel = port ? port->disentangle(ec) : 0;
+    if (ec)
+        return;
+    thread()->workerObjectProxy().postMessageToWorkerObject(message, channel.release());
+}
+
+void DedicatedWorkerContext::dispatchMessage(const String& message, PassRefPtr<MessagePort> port)
+{
+    // Since close() stops the thread event loop, this should not ever get called while closing.
+    ASSERT(!isClosing());
+    RefPtr<Event> evt = MessageEvent::create(message, "", "", 0, port);
+
+    if (m_onmessageListener.get()) {
+        evt->setTarget(this);
+        evt->setCurrentTarget(this);
+        m_onmessageListener->handleEvent(evt.get(), false);
+    }
+
+    ExceptionCode ec = 0;
+    dispatchEvent(evt.release(), ec);
+    ASSERT(!ec);
+}
+
+void DedicatedWorkerContext::importScripts(const Vector<String>& urls, const String& callerURL, int callerLine, ExceptionCode& ec)
+{
+    Base::importScripts(urls, callerURL, callerLine, ec);
+    thread()->workerObjectProxy().reportPendingActivity(hasPendingActivity());
+}
+
+DedicatedWorkerThread* DedicatedWorkerContext::thread()
+{
+    return static_cast<DedicatedWorkerThread*>(Base::thread());
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(WORKERS)