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 bddb9e14d6..77af27e404 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;
+ }
+}
+
|