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Diffstat (limited to 'indra/llcorehttp/_httpreadyqueue.h')
| -rw-r--r-- | indra/llcorehttp/_httpreadyqueue.h | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/indra/llcorehttp/_httpreadyqueue.h b/indra/llcorehttp/_httpreadyqueue.h new file mode 100644 index 0000000000..283e868b4c --- /dev/null +++ b/indra/llcorehttp/_httpreadyqueue.h @@ -0,0 +1,85 @@ +/** + * @file _httpreadyqueue.h + * @brief Internal declaration for the operation ready queue + * + * $LicenseInfo:firstyear=2012&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2012, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifndef _LLCORE_HTTP_READY_QUEUE_H_ +#define _LLCORE_HTTP_READY_QUEUE_H_ + + +#include <queue> + +#include "_httpoperation.h" + + +namespace LLCore +{ + +class HttpOpRequest; + +/// HttpReadyQueue provides a simple priority queue for HttpOpRequest objects. +/// +/// This uses the priority_queue adaptor class to provide the queue +/// as well as the ordering scheme while allowing us access to the +/// raw container if we follow a few simple rules. One of the more +/// important of those rules is that any iterator becomes invalid +/// on element erasure. So pay attention. +/// +/// Threading: not thread-safe. Expected to be used entirely by +/// a single thread, typically a worker thread of some sort. + +class HttpReadyQueue : public std::priority_queue<HttpOpRequest *, + std::deque<HttpOpRequest *>, + LLCore::HttpOpCompare> +{ +public: + HttpReadyQueue() + : priority_queue() + {} + + ~HttpReadyQueue() + {} + +protected: + HttpReadyQueue(const HttpReadyQueue &); // Not defined + void operator=(const HttpReadyQueue &); // Not defined + +public: + const container_type & get_container() const + { + return c; + } + + container_type & get_container() + { + return c; + } + +}; // end class HttpReadyQueue + + +} // end namespace LLCore + + +#endif // _LLCORE_HTTP_READY_QUEUE_H_ |
