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Diffstat (limited to 'indra/llcorehttp/_httpoperation.cpp')
| -rwxr-xr-x | indra/llcorehttp/_httpoperation.cpp | 248 |
1 files changed, 248 insertions, 0 deletions
diff --git a/indra/llcorehttp/_httpoperation.cpp b/indra/llcorehttp/_httpoperation.cpp new file mode 100755 index 0000000000..5cf5bc5930 --- /dev/null +++ b/indra/llcorehttp/_httpoperation.cpp @@ -0,0 +1,248 @@ +/** + * @file _httpoperation.cpp + * @brief Definitions for internal classes based on HttpOperation + * + * $LicenseInfo:firstyear=2012&license=viewerlgpl$ + * 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 + * $/LicenseInfo$ + */ + +#include "_httpoperation.h" + +#include "httphandler.h" +#include "httpresponse.h" +#include "httprequest.h" + +#include "_httprequestqueue.h" +#include "_httpreplyqueue.h" +#include "_httpservice.h" +#include "_httpinternal.h" + +#include "lltimer.h" + + +namespace LLCore +{ + + +// ================================== +// HttpOperation +// ================================== + + +HttpOperation::HttpOperation() + : LLCoreInt::RefCounted(true), + mReplyQueue(NULL), + mUserHandler(NULL), + mReqPolicy(HttpRequest::DEFAULT_POLICY_ID), + mReqPriority(0U), + mTracing(0) +{ + mMetricCreated = totalTime(); +} + + +HttpOperation::~HttpOperation() +{ + setReplyPath(NULL, NULL); +} + + +void HttpOperation::setReplyPath(HttpReplyQueue * reply_queue, + HttpHandler * user_handler) +{ + if (reply_queue != mReplyQueue) + { + if (mReplyQueue) + { + mReplyQueue->release(); + } + + if (reply_queue) + { + reply_queue->addRef(); + } + + mReplyQueue = reply_queue; + } + + // Not refcounted + mUserHandler = user_handler; +} + + + +void HttpOperation::stageFromRequest(HttpService *) +{ + // Default implementation should never be called. This + // indicates an operation making a transition that isn't + // defined. + LL_ERRS("HttpCore") << "Default stageFromRequest method may not be called." + << LL_ENDL; +} + + +void HttpOperation::stageFromReady(HttpService *) +{ + // Default implementation should never be called. This + // indicates an operation making a transition that isn't + // defined. + LL_ERRS("HttpCore") << "Default stageFromReady method may not be called." + << LL_ENDL; +} + + +void HttpOperation::stageFromActive(HttpService *) +{ + // Default implementation should never be called. This + // indicates an operation making a transition that isn't + // defined. + LL_ERRS("HttpCore") << "Default stageFromActive method may not be called." + << LL_ENDL; +} + + +void HttpOperation::visitNotifier(HttpRequest *) +{ + if (mUserHandler) + { + HttpResponse * response = new HttpResponse(); + + response->setStatus(mStatus); + mUserHandler->onCompleted(static_cast<HttpHandle>(this), response); + + response->release(); + } +} + + +HttpStatus HttpOperation::cancel() +{ + HttpStatus status; + + return status; +} + + +void HttpOperation::addAsReply() +{ + if (mTracing > HTTP_TRACE_OFF) + { + LL_INFOS("CoreHttp") << "TRACE, ToReplyQueue, Handle: " + << static_cast<HttpHandle>(this) + << LL_ENDL; + } + + if (mReplyQueue) + { + addRef(); + mReplyQueue->addOp(this); + } +} + + +// ================================== +// HttpOpStop +// ================================== + + +HttpOpStop::HttpOpStop() + : HttpOperation() +{} + + +HttpOpStop::~HttpOpStop() +{} + + +void HttpOpStop::stageFromRequest(HttpService * service) +{ + // Do operations + service->stopRequested(); + + // Prepare response if needed + addAsReply(); +} + + +// ================================== +// HttpOpNull +// ================================== + + +HttpOpNull::HttpOpNull() + : HttpOperation() +{} + + +HttpOpNull::~HttpOpNull() +{} + + +void HttpOpNull::stageFromRequest(HttpService * service) +{ + // Perform op + // Nothing to perform. This doesn't fall into the libcurl + // ready/active queues, it just bounces over to the reply + // queue directly. + + // Prepare response if needed + addAsReply(); +} + + +// ================================== +// HttpOpSpin +// ================================== + + +HttpOpSpin::HttpOpSpin(int mode) + : HttpOperation(), + mMode(mode) +{} + + +HttpOpSpin::~HttpOpSpin() +{} + + +void HttpOpSpin::stageFromRequest(HttpService * service) +{ + if (0 == mMode) + { + // Spin forever + while (true) + { + ms_sleep(100); + } + } + else + { + ms_sleep(1); // backoff interlock plumbing a bit + this->addRef(); + if (! service->getRequestQueue().addOp(this)) + { + this->release(); + } + } +} + + +} // end namespace LLCore |