diff options
Diffstat (limited to 'indra/llmessage/llmessagethrottle.cpp')
-rw-r--r-- | indra/llmessage/llmessagethrottle.cpp | 306 |
1 files changed, 153 insertions, 153 deletions
diff --git a/indra/llmessage/llmessagethrottle.cpp b/indra/llmessage/llmessagethrottle.cpp index 77af27e404..abcb1085ba 100644 --- a/indra/llmessage/llmessagethrottle.cpp +++ b/indra/llmessage/llmessagethrottle.cpp @@ -1,153 +1,153 @@ -/**
- * @file llmessagethrottle.cpp
- * @brief LLMessageThrottle class used for throttling messages.
- *
- * $LicenseInfo:firstyear=2004&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, 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 "linden_common.h"
-
-#include "llhash.h"
-
-#include "llmessagethrottle.h"
-#include "llframetimer.h"
-
-// This is used for the stl search_n function.
-bool eq_message_throttle_entry(LLMessageThrottleEntry a, LLMessageThrottleEntry b)
- { return a.getHash() == b.getHash(); }
-
-const U64 SEC_TO_USEC = 1000000;
-
-// How long (in microseconds) each type of message stays in its throttle list.
-const U64 MAX_MESSAGE_AGE[MTC_EOF] =
-{
- 10 * SEC_TO_USEC, // MTC_VIEWER_ALERT
- 10 * SEC_TO_USEC // MTC_AGENT_ALERT
-};
-
-LLMessageThrottle::LLMessageThrottle()
-{
-}
-
-LLMessageThrottle::~LLMessageThrottle()
-{
-}
-
-void LLMessageThrottle::pruneEntries()
-{
- // Go through each message category, and prune entries older than max age.
- S32 cat;
- for (cat = 0; cat < MTC_EOF; cat++)
- {
- message_list_t* message_list = &(mMessageList[cat]);
-
- // Use a reverse iterator, since entries on the back will be the oldest.
- message_list_reverse_iterator_t r_iterator = message_list->rbegin();
- message_list_reverse_iterator_t r_last = message_list->rend();
-
- // Look for the first entry younger than the maximum age.
- F32 max_age = (F32)MAX_MESSAGE_AGE[cat];
- bool found = false;
- while (r_iterator != r_last && !found)
- {
- if ( LLFrameTimer::getTotalTime() - (*r_iterator).getEntryTime() < max_age )
- {
- // We found a young enough entry.
- found = true;
-
- // Did we find at least one entry to remove?
- if (r_iterator != message_list->rbegin())
- {
- // Yes, remove it.
- message_list->erase(r_iterator.base(), message_list->end());
- }
- }
- else
- {
- r_iterator++;
- }
- }
-
- // If we didn't find any entries young enough to keep, remove them all.
- if (!found)
- {
- message_list->clear();
- }
- }
-}
-
-bool LLMessageThrottle::addViewerAlert(const LLUUID& to, const std::string& mesg)
-{
- message_list_t* message_list = &(mMessageList[MTC_VIEWER_ALERT]);
-
- // Concatenate from,to,mesg into one string.
- std::ostringstream full_mesg;
- full_mesg << to << mesg;
-
- // Create an entry for this message.
- size_t hash = llhash(full_mesg.str().c_str());
- LLMessageThrottleEntry entry(hash, LLFrameTimer::getTotalTime());
-
- // Check if this message is already in the list.
- message_list_iterator_t found = std::search_n(message_list->begin(), message_list->end(),
- 1, entry, eq_message_throttle_entry);
- if (found == message_list->end())
- {
- // This message was not found. Add it to the list.
- message_list->push_front(entry);
- return true;
- }
- else
- {
- // This message was already in the list.
- return false;
- }
-}
-
-bool LLMessageThrottle::addAgentAlert(const LLUUID& agent, const LLUUID& task, const std::string& mesg)
-{
- message_list_t* message_list = &(mMessageList[MTC_AGENT_ALERT]);
-
- // Concatenate from,to,mesg into one string.
- std::ostringstream full_mesg;
- full_mesg << agent << task << mesg;
-
- // Create an entry for this message.
- size_t hash = llhash(full_mesg.str().c_str());
- LLMessageThrottleEntry entry(hash, LLFrameTimer::getTotalTime());
-
- // Check if this message is already in the list.
- message_list_iterator_t found = std::search_n(message_list->begin(), message_list->end(),
- 1, entry, eq_message_throttle_entry);
- if (found == message_list->end())
- {
- // This message was not found. Add it to the list.
- message_list->push_front(entry);
- return true;
- }
- else
- {
- // This message was already in the list.
- return false;
- }
-}
-
+/** + * @file llmessagethrottle.cpp + * @brief LLMessageThrottle class used for throttling messages. + * + * $LicenseInfo:firstyear=2004&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, 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 "linden_common.h" + +#include "llhash.h" + +#include "llmessagethrottle.h" +#include "llframetimer.h" + +// This is used for the stl search_n function. +bool eq_message_throttle_entry(LLMessageThrottleEntry a, LLMessageThrottleEntry b) + { return a.getHash() == b.getHash(); } + +const U64 SEC_TO_USEC = 1000000; + +// How long (in microseconds) each type of message stays in its throttle list. +const U64 MAX_MESSAGE_AGE[MTC_EOF] = +{ + 10 * SEC_TO_USEC, // MTC_VIEWER_ALERT + 10 * SEC_TO_USEC // MTC_AGENT_ALERT +}; + +LLMessageThrottle::LLMessageThrottle() +{ +} + +LLMessageThrottle::~LLMessageThrottle() +{ +} + +void LLMessageThrottle::pruneEntries() +{ + // Go through each message category, and prune entries older than max age. + S32 cat; + for (cat = 0; cat < MTC_EOF; cat++) + { + message_list_t* message_list = &(mMessageList[cat]); + + // Use a reverse iterator, since entries on the back will be the oldest. + message_list_reverse_iterator_t r_iterator = message_list->rbegin(); + message_list_reverse_iterator_t r_last = message_list->rend(); + + // Look for the first entry younger than the maximum age. + F32 max_age = (F32)MAX_MESSAGE_AGE[cat]; + bool found = false; + while (r_iterator != r_last && !found) + { + if ( LLFrameTimer::getTotalTime() - (*r_iterator).getEntryTime() < max_age ) + { + // We found a young enough entry. + found = true; + + // Did we find at least one entry to remove? + if (r_iterator != message_list->rbegin()) + { + // Yes, remove it. + message_list->erase(r_iterator.base(), message_list->end()); + } + } + else + { + r_iterator++; + } + } + + // If we didn't find any entries young enough to keep, remove them all. + if (!found) + { + message_list->clear(); + } + } +} + +bool LLMessageThrottle::addViewerAlert(const LLUUID& to, const std::string& mesg) +{ + message_list_t* message_list = &(mMessageList[MTC_VIEWER_ALERT]); + + // Concatenate from,to,mesg into one string. + std::ostringstream full_mesg; + full_mesg << to << mesg; + + // Create an entry for this message. + size_t hash = llhash(full_mesg.str().c_str()); + LLMessageThrottleEntry entry(hash, LLFrameTimer::getTotalTime()); + + // Check if this message is already in the list. + message_list_iterator_t found = std::search_n(message_list->begin(), message_list->end(), + 1, entry, eq_message_throttle_entry); + if (found == message_list->end()) + { + // This message was not found. Add it to the list. + message_list->push_front(entry); + return true; + } + else + { + // This message was already in the list. + return false; + } +} + +bool LLMessageThrottle::addAgentAlert(const LLUUID& agent, const LLUUID& task, const std::string& mesg) +{ + message_list_t* message_list = &(mMessageList[MTC_AGENT_ALERT]); + + // Concatenate from,to,mesg into one string. + std::ostringstream full_mesg; + full_mesg << agent << task << mesg; + + // Create an entry for this message. + size_t hash = llhash(full_mesg.str().c_str()); + LLMessageThrottleEntry entry(hash, LLFrameTimer::getTotalTime()); + + // Check if this message is already in the list. + message_list_iterator_t found = std::search_n(message_list->begin(), message_list->end(), + 1, entry, eq_message_throttle_entry); + if (found == message_list->end()) + { + // This message was not found. Add it to the list. + message_list->push_front(entry); + return true; + } + else + { + // This message was already in the list. + return false; + } +} + |