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94 lines
2.8 KiB
C++
94 lines
2.8 KiB
C++
//------------------------------------------------------------------------------
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/*
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This file is part of rippled: https://github.com/ripple/rippled
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Copyright (c) 2012, 2013 Ripple Labs Inc.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL , DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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//==============================================================================
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#include <BeastConfig.h>
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#include <ripple/basics/BasicConfig.h>
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#include <ripple/rpc/Yield.h>
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#include <ripple/rpc/tests/TestOutputSuite.test.h>
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namespace ripple {
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namespace RPC {
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Json::Output chunkedYieldingOutput (
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Json::Output const& output, Callback const& yield, std::size_t chunkSize)
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{
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if (!yield)
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return output;
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auto count = std::make_shared <std::size_t> (0);
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return [chunkSize, count, output, yield] (boost::string_ref const& bytes)
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{
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if (*count > chunkSize)
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{
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yield();
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*count = 0;
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}
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output (bytes);
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*count += bytes.size();
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};
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}
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CountedYield::CountedYield (std::size_t yieldCount, Callback const& yield)
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: yieldCount_ (yieldCount), yield_ (yield)
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{
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}
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void CountedYield::yield()
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{
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if (!yield_)
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return;
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if (yieldCount_)
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{
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if (++count_ >= yieldCount_)
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{
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yield_();
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count_ = 0;
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}
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}
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}
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YieldStrategy makeYieldStrategy (Section const& s)
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{
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YieldStrategy ys;
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ys.streaming = get<bool> (s, "streaming") ?
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YieldStrategy::Streaming::yes :
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YieldStrategy::Streaming::no;
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ys.useCoroutines = get<bool> (s, "use_coroutines") ?
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YieldStrategy::UseCoroutines::yes :
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YieldStrategy::UseCoroutines::no;
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ys.byteYieldCount = get<std::size_t> (s, "byte_yield_count");
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ys.accountYieldCount = get<std::size_t> (s, "account_yield_count");
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ys.transactionYieldCount = get<std::size_t> (s, "transaction_yield_count");
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return ys;
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}
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Continuation callbackOnJobQueue (
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JobQueue& jobQueue, std::string const& name, JobType jobType)
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{
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return Continuation ([name, jobType, &jobQueue] (Callback const& cb) {
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jobQueue.addJob (jobType, name, [cb] (Job&) { cb(); });
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});
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}
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} // RPC
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} // ripple
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