/* * Copyright (C) 2016 Canon Inc. * Copyright (C) 2017 Apple Inc. * * Redistribution and use in source and binary forms, with or without * modification, are permitted, provided that the following conditions * are required to be met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. 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 CANON INC. AND ITS 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 CANON INC. AND ITS 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" #include "FetchBodySource.h" #if ENABLE(STREAMS_API) #include "FetchResponse.h" namespace WebCore { FetchBodySource::FetchBodySource(FetchBodyOwner& bodyOwner) : m_bodyOwner(&bodyOwner) { } void FetchBodySource::setActive() { ASSERT(m_bodyOwner); if (m_bodyOwner) m_bodyOwner->setPendingActivity(*m_bodyOwner); } void FetchBodySource::setInactive() { ASSERT(m_bodyOwner); if (m_bodyOwner) m_bodyOwner->unsetPendingActivity(*m_bodyOwner); } void FetchBodySource::doStart() { ASSERT(m_bodyOwner); if (m_bodyOwner) m_bodyOwner->consumeBodyAsStream(); } void FetchBodySource::doPull() { ASSERT(m_bodyOwner); if (m_bodyOwner) m_bodyOwner->feedStream(); } void FetchBodySource::doCancel() { m_isCancelling = true; ASSERT(m_bodyOwner || m_isClosed); if (!m_bodyOwner) return; m_bodyOwner->cancel(); m_bodyOwner = nullptr; } void FetchBodySource::close() { #ifndef NDEBUG m_isClosed = true; #endif controller().close(); clean(); m_bodyOwner = nullptr; } void FetchBodySource::error(const Exception& value) { controller().error(value); clean(); m_bodyOwner = nullptr; } } // namespace WebCore #endif // ENABLE(STREAMS_API)