diff options
Diffstat (limited to 'cpp/src/qpid/broker/FifoDistributor.cpp')
-rw-r--r-- | cpp/src/qpid/broker/FifoDistributor.cpp | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/cpp/src/qpid/broker/FifoDistributor.cpp b/cpp/src/qpid/broker/FifoDistributor.cpp new file mode 100644 index 0000000000..cdb32d8c8c --- /dev/null +++ b/cpp/src/qpid/broker/FifoDistributor.cpp @@ -0,0 +1,58 @@ +/* + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you 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/broker/Queue.h" +#include "qpid/broker/FifoDistributor.h" + +using namespace qpid::broker; + +FifoDistributor::FifoDistributor(Messages& container) + : messages(container) {} + +bool FifoDistributor::nextConsumableMessage( Consumer::shared_ptr&, QueuedMessage& next ) +{ + if (!messages.empty()) { + next = messages.front(); // by default, consume oldest msg + return true; + } + return false; +} + +bool FifoDistributor::allocate(const std::string&, const QueuedMessage& ) +{ + // by default, all messages present on the queue may be allocated as they have yet to + // be acquired. + return true; +} + +bool FifoDistributor::nextBrowsableMessage( Consumer::shared_ptr& c, QueuedMessage& next ) +{ + if (!messages.empty() && messages.next(c->position, next)) + return true; + return false; +} + +void FifoDistributor::query(qpid::types::Variant::Map&) const +{ + // nothing to see here.... +} + |