| /* |
| * Copyright 2007, The Android Open Source Project |
| * |
| * 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. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``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. |
| */ |
| |
| #define LOG_TAG "WebCore" |
| |
| #include "config.h" |
| #include "ResourceHandle.h" |
| |
| #include "DocLoader.h" |
| #include "Frame.h" |
| #include "FrameLoader.h" |
| #include "FrameLoaderClientAndroid.h" |
| #include "NotImplemented.h" |
| #include "ResourceHandleClient.h" |
| #include "ResourceHandleInternal.h" |
| #include "WebCoreFrameBridge.h" |
| #include "WebCoreResourceLoader.h" |
| #include "CString.h" |
| |
| using namespace android; |
| |
| namespace WebCore { |
| |
| ResourceHandleInternal::~ResourceHandleInternal() |
| { |
| Release(m_loader); |
| } |
| |
| ResourceHandle::~ResourceHandle() |
| { |
| } |
| |
| bool ResourceHandle::start(Frame* frame) |
| { |
| WebCoreResourceLoader* loader; |
| FrameLoaderClientAndroid* client = static_cast<FrameLoaderClientAndroid*> (frame->loader()->client()); |
| loader = client->webFrame()->startLoadingResource(this, d->m_request, false); |
| |
| if (loader) { |
| Release(d->m_loader); |
| d->m_loader = loader; |
| } |
| |
| return loader != NULL; |
| } |
| |
| void ResourceHandle::cancel() |
| { |
| if (d->m_loader) |
| d->m_loader->cancel(); |
| } |
| |
| PassRefPtr<SharedBuffer> ResourceHandle::bufferedData() |
| { |
| return 0; |
| } |
| |
| bool ResourceHandle::supportsBufferedData() |
| { |
| // We don't support buffering data on the native side. |
| return false; |
| } |
| |
| void ResourceHandle::setDefersLoading(bool defers) |
| { |
| notImplemented(); |
| } |
| |
| /* |
| * This static method is called to check to see if a POST response is in |
| * the cache. The JNI call through to the HTTP cache stored on the Java |
| * side may be slow, but is only used during a navigation to |
| * a POST response. |
| */ |
| bool ResourceHandle::willLoadFromCache(ResourceRequest& request, Frame*) |
| { |
| // set the cache policy correctly, copied from |
| // network/mac/ResourceHandleMac.mm |
| request.setCachePolicy(ReturnCacheDataDontLoad); |
| FormData* formData = request.httpBody(); |
| return WebCoreResourceLoader::willLoadFromCache(request.url(), formData ? formData->identifier() : 0); |
| } |
| |
| bool ResourceHandle::loadsBlocked() |
| { |
| // FIXME, need to check whether connection pipe is blocked. |
| // return false for now |
| return false; |
| } |
| |
| // Class to handle synchronized loading of resources. |
| class SyncLoader : public ResourceHandleClient { |
| public: |
| SyncLoader(ResourceError& error, ResourceResponse& response, WTF::Vector<char>& data) { |
| m_error = &error; |
| m_response = &response; |
| m_data = &data; |
| } |
| ~SyncLoader() {} |
| |
| virtual void didReceiveResponse(ResourceHandle*, const ResourceResponse& response) { |
| *m_response = response; |
| } |
| |
| virtual void didReceiveData(ResourceHandle*, const char* data, int len, int lengthReceived) { |
| m_data->append(data, len); |
| } |
| |
| virtual void didFail(ResourceHandle*, const ResourceError& error) { |
| *m_error = error; |
| } |
| |
| private: |
| ResourceError* m_error; |
| ResourceResponse* m_response; |
| WTF::Vector<char>* m_data; |
| }; |
| |
| void ResourceHandle::loadResourceSynchronously(const ResourceRequest& request, |
| StoredCredentials /*storedCredentials*/, |
| ResourceError& error, ResourceResponse& response, WTF::Vector<char>& data, |
| Frame* frame) |
| { |
| SyncLoader s(error, response, data); |
| ResourceHandle h(request, &s, false, false, false); |
| // This blocks until the load is finished. |
| FrameLoaderClientAndroid* client = static_cast<FrameLoaderClientAndroid*> (frame->loader()->client()); |
| client->webFrame()->startLoadingResource(&h, request, true); |
| } |
| |
| } // namespace WebCore |