BOOL CMDHist::Execute(const std::string &verb, Player* mobile,std::vector<std::string> &args,int subcmd)
{
    World* world = World::GetPtr();
    Channel* chan=nullptr;
    std::list <HistoryNode*> *history = nullptr;;
    TimeInfo tm;

    if (!args.size())
        {
            mobile->Message(MSG_ERROR,"Syntax: hist [channel name].");
            return false;
        }

    chan=world->FindChannel(args[0]);
    if (!chan)
        {
            mobile->Message(MSG_ERROR,"That channel doesn't exist.");
            return false;
        }

    history=chan->GetHistory();
    if ((!history) || (!history->size()))
        {
            mobile->Message(MSG_INFO,"There is no recorded history, perhaps you should say something?");
            return true;
        }

    for (auto it: *history)
        {
            tm.Calculate(time(NULL) - it->when);
            mobile->Message(MSG_LIST,tm.ToString() + ": " + it->message);
        }

    return true;
}

//---------------------------------------------------------------------------------------
void ScoreCaretPositioner::set_caret_timecode(Caret* pCaret)
{
    TimeInfo ti = m_pScoreCursor->get_time_info();
    Timecode tc = ti.get_timecode();
    TimeUnits tu = m_spState->time();

    ostringstream ss;
    ss << tc.bar << "." << tc.beat << "." << tc.n16th << "." << tc.ticks << " (" << tu << ")";
    pCaret->set_timecode( ss.str() );
}

void TestKeePass2Format::testXmlGroupRoot()
{
    const Group* group = m_xmlDb->rootGroup();
    QVERIFY(group);
    QCOMPARE(group->uuid(), QUuid::fromRfc4122(QByteArray::fromBase64("lmU+9n0aeESKZvcEze+bRg==")));
    QCOMPARE(group->name(), QString("NewDatabase"));
    QCOMPARE(group->notes(), QString(""));
    QCOMPARE(group->iconNumber(), 49);
    QCOMPARE(group->iconUuid(), QUuid());
    QVERIFY(group->isExpanded());
    TimeInfo ti = group->timeInfo();
    QCOMPARE(ti.lastModificationTime(), MockClock::datetimeUtc(2010, 8, 8, 17, 24, 27));
    QCOMPARE(ti.creationTime(), MockClock::datetimeUtc(2010, 8, 7, 17, 24, 27));
    QCOMPARE(ti.lastAccessTime(), MockClock::datetimeUtc(2010, 8, 9, 9, 9, 44));
    QCOMPARE(ti.expiryTime(), MockClock::datetimeUtc(2010, 8, 8, 17, 24, 17));
    QVERIFY(!ti.expires());
    QCOMPARE(ti.usageCount(), 52);
    QCOMPARE(ti.locationChanged(), MockClock::datetimeUtc(2010, 8, 8, 17, 24, 27));
    QCOMPARE(group->defaultAutoTypeSequence(), QString(""));
    QCOMPARE(group->autoTypeEnabled(), Group::Inherit);
    QCOMPARE(group->searchingEnabled(), Group::Inherit);
    QCOMPARE(group->lastTopVisibleEntry()->uuid(),
             QUuid::fromRfc4122(QByteArray::fromBase64("+wSUOv6qf0OzW8/ZHAs2sA==")));
    QCOMPARE(group->children().size(), 3);
    QVERIFY(m_xmlDb->metadata()->recycleBin() == m_xmlDb->rootGroup()->children().at(2));

    QCOMPARE(group->entries().size(), 2);
}

void TestKeePass2Format::testXmlEntry2()
{
    const Entry* entry = m_xmlDb->rootGroup()->entries().at(1);

    QCOMPARE(entry->uuid(), QUuid::fromRfc4122(QByteArray::fromBase64("4jbADG37hkiLh2O0qUdaOQ==")));
    QCOMPARE(entry->iconNumber(), 0);
    QCOMPARE(entry->iconUuid(), QUuid::fromRfc4122(QByteArray::fromBase64("++vyI+daLk6omox4a6kQGA==")));
    // TODO: test entry->icon()
    QCOMPARE(entry->foregroundColor(), QColor(255, 0, 0));
    QCOMPARE(entry->backgroundColor(), QColor(255, 255, 0));
    QCOMPARE(entry->overrideUrl(), QString("http://override.net/"));
    QCOMPARE(entry->tags(), QString(""));

    const TimeInfo ti = entry->timeInfo();
    QCOMPARE(ti.usageCount(), 7);

    QList<QString> attrs = entry->attributes()->keys();
    QCOMPARE(entry->attributes()->value("CustomString"), QString("isavalue"));
    QVERIFY(attrs.removeOne("CustomString"));
    QCOMPARE(entry->attributes()->value("Notes"), QString(""));
    QVERIFY(attrs.removeOne("Notes"));
    QCOMPARE(entry->attributes()->value("Password"), QString("Jer60Hz8o9XHvxBGcRqT"));
    QVERIFY(attrs.removeOne("Password"));
    QCOMPARE(entry->attributes()->value("Protected String"), QString("y")); // TODO: should have a protection attribute
    QVERIFY(attrs.removeOne("Protected String"));
    QCOMPARE(entry->attributes()->value("Title"), QString("Sample Entry 2"));
    QVERIFY(attrs.removeOne("Title"));
    QCOMPARE(entry->attributes()->value("URL"), QString("http://www.keepassx.org/"));
    QVERIFY(attrs.removeOne("URL"));
    QCOMPARE(entry->attributes()->value("UserName"), QString("notDEFUSERNAME"));
    QVERIFY(attrs.removeOne("UserName"));
    QVERIFY(attrs.isEmpty());

    QCOMPARE(entry->attachments()->keys().size(), 1);
    QCOMPARE(QString::fromLatin1(entry->attachments()->value("myattach.txt")), QString("abcdefghijk"));

    QCOMPARE(entry->autoTypeEnabled(), true);
    QCOMPARE(entry->autoTypeObfuscation(), 1);
    QCOMPARE(entry->defaultAutoTypeSequence(), QString("{USERNAME}{TAB}{PASSWORD}{ENTER}"));
    QCOMPARE(entry->autoTypeAssociations()->size(), 2);
    const AutoTypeAssociations::Association assoc1 = entry->autoTypeAssociations()->get(0);
    QCOMPARE(assoc1.window, QString("Target Window"));
    QCOMPARE(assoc1.sequence, QString("{Title}{UserName}"));
    const AutoTypeAssociations::Association assoc2 = entry->autoTypeAssociations()->get(1);
    QCOMPARE(assoc2.window, QString("Target Window 2"));
    QCOMPARE(assoc2.sequence, QString("{Title}{UserName} test"));
}

		/**
		  * WriteEnter
		  *
		  * @param mask
		*/
		void WriteEnter(const char * mask, ...){
			#if DEBUG
				if (level == 0)
					printf("\n");
				for (int i=0; i<level; i++)
					printf("\t");
				va_list vl;
				va_start(vl, mask);
				vprintf(mask, vl);
				va_end(vl);
				level++;

				TimeInfo ttis;
				ttis.Start();
				ttil.push_back(ttis);

			#endif // DEBUG
		}

TimeInfo FileInfo::lastRead() const
{
    TimeInfo ti = TimeInfo::null();
    if (exists()) {

#if defined (FC_OS_WIN32)
        std::wstring wstr = toStdWString();
        struct _stat st;
        if (_wstat(wstr.c_str(), &st) == 0) {
            ti.setTime_t(st.st_atime);
        }

#elif defined (FC_OS_LINUX) || defined(FC_OS_CYGWIN) || defined(FC_OS_MACOSX) || defined(FC_OS_BSD)
        struct stat st;
        if (stat(FileName.c_str(), &st) == 0) {
            ti.setTime_t(st.st_atime);
        }
#endif

    }
    return ti;
}

void KdbxXmlWriter::writeTimes(const TimeInfo& ti)
{
    m_xml.writeStartElement("Times");

    writeDateTime("LastModificationTime", ti.lastModificationTime());
    writeDateTime("CreationTime", ti.creationTime());
    writeDateTime("LastAccessTime", ti.lastAccessTime());
    writeDateTime("ExpiryTime", ti.expiryTime());
    writeBool("Expires", ti.expires());
    writeNumber("UsageCount", ti.usageCount());
    writeDateTime("LocationChanged", ti.locationChanged());

    m_xml.writeEndElement();
}

inline bool operator==(const TimeInfo& left, const TimeInfo& right)
{
  return left.nanoseconds() == right.nanoseconds();
}

int main (int argc, char* argv[])
{
    /** We create a command line parser. */
    OptionsParser parser;
    parser.push_back (new OptionOneParam (STR_URI_INPUT,  "graph file", true));

    IProperties* params = 0;

    try  {
        /** We parse the user options. */
        params = parser.parse (argc, argv);
    }
    catch (OptionFailure& e)
    {
        e.getParser().displayErrors (stdout);
        e.getParser().displayHelp   (stdout);
        return EXIT_FAILURE;
    }

    // We create the graph with the bank and other options
    Graph graph = Graph::load (params->getStr(STR_URI_INPUT));

    // We create a graph marker.
    GraphMarker<BranchingNode> marker (graph);

    // We create an object for Breadth First Search for the de Bruijn graph.
    BFS<BranchingNode> bfs (graph);

    // We want to compute the distribution of connected components of the branching nodes.
    //    - key is a connected component class (for a given number of branching nodes for this component)
    //    - value is the number of times this component class occurs in the branching sub graph
    map<size_t,Entry> distrib;

    // We get an iterator for all nodes of the graph. We use a progress iterator to get some progress feedback
    ProgressGraphIterator<BranchingNode,ProgressTimer>  itBranching (graph.iterator<BranchingNode>(), "statistics");

    // We want to know the number of connected components
    size_t nbConnectedComponents = 0;

    // We define some kind of unique identifier for a couple (indegree,outdegree)
    map <InOut_t, size_t> topology;

    size_t simplePathSizeMin = ~0;
    size_t simplePathSizeMax =  0;


    // We want time duration of the iteration
    TimeInfo ti;
    ti.start ("compute");

    // We loop the branching nodes
    for (itBranching.first(); !itBranching.isDone(); itBranching.next())
    {
        // We get branching nodes neighbors for the current branching node.
        Graph::Vector<BranchingEdge> successors   = graph.successors  <BranchingEdge> (*itBranching);
        Graph::Vector<BranchingEdge> predecessors = graph.predecessors<BranchingEdge> (*itBranching);

        // We increase the occurrences number for the current couple (in/out) neighbors
        topology [make_pair(predecessors.size(), successors.size())] ++;

        // We loop the in/out neighbors and update min/max simple path size
        for (size_t i=0; i<successors.size(); i++)
        {
            simplePathSizeMax = std::max (simplePathSizeMax, successors[i].distance);
            simplePathSizeMin = std::min (simplePathSizeMin, successors[i].distance);
        }
        for (size_t i=0; i<predecessors.size(); i++)
        {
            simplePathSizeMax = std::max (simplePathSizeMax, predecessors[i].distance);
            simplePathSizeMin = std::min (simplePathSizeMin, predecessors[i].distance);
        }

        // We skip already visited nodes.
        if (marker.isMarked (*itBranching))  {
            continue;
        }

        // We launch the breadth first search; we get as a result the set of branching nodes in this component
        const set<BranchingNode>& component = bfs.run (*itBranching);

        // We mark the nodes for this connected component
        marker.mark (component);

        // We update our distribution
        distrib[component.size()].nbOccurs += 1;

        // We update the number of connected components.
        nbConnectedComponents++;
    }

    ti.stop ("compute");

    // We compute the total number of branching nodes in all connected components.
    size_t sumOccurs = 0;
    size_t sumKmers = 0;
    for (map<size_t,Entry>::iterator it = distrib.begin(); it != distrib.end(); it++)
    {
        sumOccurs += it->first*it->second.nbOccurs;
        sumKmers  += it->second.nbKmers;
    }
//.........这里部分代码省略.........

TimeInfo getCurrentTime()
{
  TimeInfo timeInfo;
  timeInfo.set_nanoseconds(process::Clock::now().duration().ns());
  return timeInfo;
}

int main (int argc, char* argv[])
{
    /** We create a command line parser. */
    OptionsParser parser ("GraphStats");
    parser.push_back (new OptionOneParam (STR_URI_GRAPH, "graph input",  true));

    try
    {
        /** We parse the user options. */
        IProperties* options = parser.parse (argc, argv);

        // We load the graph
        Graph graph = Graph::load (options->getStr(STR_URI_GRAPH));

        // We create a graph marker.
        GraphMarker marker (graph);

        // We create an object for Breadth First Search for the de Bruijn graph.
        BFS bfs (graph);

        // We want to compute the distribution of connected components of the branching nodes.
        //    - key is a connected component class (for a given number of branching nodes for this component)
        //    - value is the number of times this component class occurs in the branching sub graph
        map<size_t,size_t> distrib;

        // We get an iterator for all nodes of the graph. We use a progress iterator to get some progress feedback
        ProgressGraphIterator<BranchingNode,ProgressTimer>  itBranching (graph.iteratorBranching(), "statistics");

        // We want time duration of the iteration
        TimeInfo ti;
        ti.start ("compute");

        // We need to keep each connected component.
        list<set<BranchingNode> > components;

        // We loop the branching nodes
        for (itBranching.first(); !itBranching.isDone(); itBranching.next())
        {
            // We skip already visited nodes.
            if (marker.isMarked (*itBranching))  { continue; }

            // We launch the breadth first search; we get as a result the set of branching nodes in this component
            const set<BranchingNode>& component = bfs.run (*itBranching);

            // We memorize the component
            components.push_back (component);

            // We mark the nodes for this connected component
            marker.mark (component);

            // We update our distribution
            distrib[component.size()] ++;
        }

        ti.stop ("compute");

        // We compute the total number of branching nodes in all connected components.
        size_t sum = 0;   for (map<size_t,size_t>::iterator it = distrib.begin(); it != distrib.end(); it++)  {  sum += it->first*it->second; }

        // Note: it must be equal to the number of branching nodes of the graph
        assert (sum == itBranching.size());

        size_t idx1=0;
        size_t cc=0;
        // We check that each component has no intersection with all other components.
        // Note: this check may take a long time since we have N^2 intersections to compute.
        for (list<set<BranchingNode> >::iterator it1 = components.begin(); it1 != components.end(); it1++, idx1++)
        {
            size_t idx2=0;

            for (list<set<BranchingNode> >::iterator it2 = components.begin(); it2 != components.end(); it2++, idx2++)
            {
                if (it1 != it2)
                {
                    set<BranchingNode> inter;
                    set_intersection (it1->begin(),it1->end(),it2->begin(),it2->end(), std::inserter(inter,inter.begin()));
                    if (inter.size()!=0)  { printf ("ERROR, intersection should be empty...\n");  exit(EXIT_FAILURE); }
                }

                if (++cc % 50 == 0)
                {
                    cc = 0;
                    printf ("[check] %.1f  %.1f\r", 100.0*(float)idx1/(float)components.size(), 100.0*(float)idx2/(float)components.size());
                    fflush (stdout);
                }
            }
        }
        printf ("\n");

        // We aggregate the computed information
        Properties props ("connected_components");
        props.add (1, "graph_name",              "%s", graph.getName().c_str());
        props.add (1, "nb_branching_nodes",      "%d", sum);
        props.add (1, "nb_connected_components", "%d", distrib.size());
        for (map<size_t,size_t>::iterator it = distrib.begin(); it!=distrib.end(); it++)
        {
            props.add (2, "component");
            props.add (3, "nb_nodes",    "%d", it->first);
            props.add (3, "nb_occurs",   "%d", it->second);
            props.add (3, "freq_nodes",  "%f", 100.0*(float)(it->first*it->second) / (float)sum);
//.........这里部分代码省略.........