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Diffstat (limited to 'cpp/src/qpid/cluster/ChannelManager.cpp')
-rw-r--r-- | cpp/src/qpid/cluster/ChannelManager.cpp | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/cpp/src/qpid/cluster/ChannelManager.cpp b/cpp/src/qpid/cluster/ChannelManager.cpp deleted file mode 100644 index f573d78ca1..0000000000 --- a/cpp/src/qpid/cluster/ChannelManager.cpp +++ /dev/null @@ -1,85 +0,0 @@ -/* - * - * Copyright (c) 2006 The Apache Software Foundation - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -#include "qpid/log/Statement.h" -#include "qpid/framing/amqp_types.h" -#include "qpid/framing/AMQFrame.h" -#include "ChannelManager.h" - -namespace qpid { -namespace cluster { - -using namespace framing; - -/** Handler to multicast to the cluster */ -struct ClusterHandler : public FrameHandler { - - ClusterHandler(FrameHandler::Chain next, ChannelId bitmask_) - : FrameHandler(next), bitmask(bitmask_) {} - - void handle(AMQFrame& frame) { - frame.channel |= bitmask; // Mark the frame - nextHandler(frame); - // TODO aconway 2007-06-28: Right now everything is backed up - // via multicast. When we have point-to-point backups this - // function must determine where each frame should be sent: to - // multicast or only to specific backup(s) via AMQP. - } - - ChannelId bitmask; -}; - -ChannelManager::ChannelManager(FrameHandler::Chain mcast) : mcastOut(mcast){} - -void ChannelManager::update(ChannelId id, FrameHandler::Chains& chains) { - // Store the original cluster chains for the channel. - channels[id] = chains; - - // Replace chains with multicast-to-cluster handlers that mark the - // high-bit of the channel ID on outgoing frames so we can tell - // them from incoming frames in handle() - // - // When handle() receives the frames from the cluster it - // will forward them to the original channel chains stored in - // channels map. - // - chains.in = make_shared_ptr(new ClusterHandler(mcastOut, 0)); - chains.out= make_shared_ptr(new ClusterHandler(mcastOut, CHANNEL_HIGH_BIT)); -} - -void ChannelManager::handle(AMQFrame& frame) { - bool isOut = frame.channel | CHANNEL_HIGH_BIT; - frame.channel |= ~CHANNEL_HIGH_BIT; // Clear the bit. - ChannelMap::iterator i = channels.find(frame.getChannel()); - if (i != channels.end()) { - Chain& chain = isOut ? i->second.out : i->second.in; - chain->handle(frame); - } - else - updateFailoverState(frame); -} - -void ChannelManager::updateFailoverState(AMQFrame& ) { - QPID_LOG(critical, "Failover is not implemented"); - // FIXME aconway 2007-06-28: - // If the channel is not in my map then I'm not primary so - // I don't pass the frame to the channel handler but I - // do need to update the session failover state. -} - -}} // namespace qpid::cluster |