Java Code Examples for org.slf4j.profiler.Profiler

The following examples show how to use org.slf4j.profiler.Profiler. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source Project: light   Source File: ServiceLocator.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Get configuration map by the name of the config. The file will only be loaded from file system
 * the first time.
 *
 * @param configName
 * @return
 */
public Map<String, Object> getJsonMapConfig(String configName) {
    logger.entry(configName);
    audit.info("getConfig for {}", configName);
    Profiler profiler = new Profiler(ServiceLocator.class.getName());
    profiler.setLogger(logger);
    profiler.start("getConfig");
    Map<String, Object> config = (Map<String, Object>)configImage.get(configName);
    if(config == null) {
        synchronized (ServiceLocator.class) {
            config = (Map<String, Object>)configImage.get(configName);
            if(config == null) {
                config = loadJsonMapConfig(configName);
                if(config != null) configImage.put(configName, config);
            }
        }
    }
    profiler.stop().log();
    logger.exit(config);
    return config;
}
 
Example 2
Source Project: tutorials   Source File: SimpleController.java    License: MIT License 6 votes vote down vote up
@GetMapping("/slf4j-guide-profiler-request")
public String clientProfilerRequest() {
    logger.info("client has made a request");
    Profiler myProfiler = new Profiler("MYPROFILER");
    // Associate the logger to handle the output( for testing purposes here)
    myProfiler.setLogger(logger);

    myProfiler.start("List generation process");
    List<Integer> list = generateList();

    myProfiler.start("List sorting process");
    Collections.sort(list);

    // Use the log() method instead of print() to use the logger (for testing purposes here)
    myProfiler.stop()
        .log();
    return "finished";
}
 
Example 3
Source Project: neoscada   Source File: HistoricalItemImpl.java    License: Eclipse Public License 1.0 5 votes vote down vote up
@Override
public synchronized Query createQuery ( final QueryParameters parameters, final QueryListener listener, final boolean updateData )
{
    final Profiler p = new Profiler ( "hi.createQuery" );
    p.setLogger ( logger );

    if ( this.service == null )
    {
        logger.warn ( "We have no service. We cannot create a query" );
        return null;
    }

    p.start ( "call shi.createQuery" );

    final WrapperQuery query = new WrapperQuery ( this.service.createQuery ( parameters, listener, updateData ) );
    if ( query.isValid () )
    {
        this.openQueries.add ( query );
    }
    else
    {
        logger.warn ( "We have an invalid query" );
    }

    p.stop ().log ();

    return query;
}
 
Example 4
Source Project: neoscada   Source File: ServerConnectionImpl.java    License: Eclipse Public License 1.0 5 votes vote down vote up
protected synchronized void handleCloseQuery ( final CloseQuery message )
{
    final Profiler p = new Profiler ( "Close Query" );
    p.setLogger ( logger );

    p.start ( "init" );

    // get the query id
    final long queryId = message.getQueryId ();

    logger.info ( "Handle close query: {}", queryId );

    final QueryHandler handler;

    p.start ( "remove" );

    sendQueryState ( queryId, QueryState.DISCONNECTED );
    handler = this.queries.remove ( queryId );

    // close outside of lock
    if ( handler != null )
    {
        p.start ( "Close" );
        // throw it in the disposer queue ... the storage module takes too long
        this.queryDisposer.execute ( new Runnable () {

            @Override
            public void run ()
            {
                logger.info ( "Disposing query {} ...", queryId );
                handler.close ();
                logger.info ( "Disposing query {} ... done!", queryId );
            }
        } );
    }

    p.stop ().log ();
}
 
Example 5
Source Project: neoscada   Source File: ServerConnectionImpl.java    License: Eclipse Public License 1.0 5 votes vote down vote up
protected void handleCreateQuery ( final CreateQuery message )
{
    final Profiler p = new Profiler ( "Create query" );
    p.setLogger ( logger );

    // get the query id
    final long queryId = message.getQueryId ();

    logger.debug ( "Creating new query with id: {}", queryId );

    try
    {
        p.start ( "Prepare" );

        // get the query item
        final String itemId = message.getItemId ();
        // get the initial query parameters
        final QueryParameters parameters = message.getQueryParameters ();
        final boolean updateData = message.isUpdateData ();

        p.start ( "Make query" );
        makeQuery ( message, queryId, itemId, parameters, updateData );

        p.start ( "Finish" );
    }
    catch ( final Throwable e )
    {
        sendQueryState ( queryId, QueryState.DISCONNECTED );
    }
    finally
    {
        p.stop ().log ();
    }
}
 
Example 6
Source Project: neoscada   Source File: MergeQualityData.java    License: Eclipse Public License 1.0 4 votes vote down vote up
public void merge ()
{
    this.data = new WritableSeriesData ();

    if ( this.width <= 0 || this.startTimestamp >= this.endTimestamp )
    {
        logger.debug ( "Skip merge - width: {}, start: {}, end: {}", this.width, this.startTimestamp, this.endTimestamp );
        return;
    }

    final Profiler p = new Profiler ( "Merge" ); //$NON-NLS-1$
    p.setLogger ( logger );

    final long start = System.currentTimeMillis ();

    try
    {
        p.start ( "Init" ); //$NON-NLS-1$
        final Entry[] data = new Entry[this.width];

        final long diff = this.endTimestamp - this.startTimestamp;
        final double step = (double)diff / (double)this.width;
        double c = 0.0;

        for ( int i = 0; i < data.length; i++ )
        {
            data[i] = new Entry ();
            data[i].timestamp = this.startTimestamp + (long)c;
            c += step;
        }

        p.start ( "Perform merge" ); //$NON-NLS-1$
        performMerge ( data, step );

        p.start ( "Convert" ); //$NON-NLS-1$
        for ( final Entry entry : data )
        {
            this.data.add ( new DataEntry ( entry.timestamp, entry.value ) );
        }
    }
    catch ( final Exception e )
    {
        logger.warn ( "Failed to merge data", e ); //$NON-NLS-1$
    }
    finally
    {
        p.stop ();

        final boolean tooLong = System.currentTimeMillis () - start > 10 * 1000;

        if ( tooLong || logger.isTraceEnabled () )
        {
            p.log ();
        }
    }
}
 
Example 7
Source Project: neoscada   Source File: ServiceImpl.java    License: Eclipse Public License 1.0 4 votes vote down vote up
@Override
public Query createQuery ( final Session session, final String itemId, final QueryParameters parameters, final QueryListener listener, final boolean updateData ) throws InvalidSessionException, InvalidItemException
{
    final Profiler p = new Profiler ( "createQuery" );
    p.setLogger ( logger );

    p.start ( "Validate session" );
    final SessionImpl sessionImpl = validateSession ( session, SessionImpl.class );

    try
    {
        synchronized ( this )
        {
            p.start ( "Get item" );

            final HistoricalItem item = this.items.get ( itemId );
            if ( item == null )
            {
                throw new InvalidItemException ( itemId );
            }
            p.start ( "new Query" );
            final QueryImpl queryImpl = new QueryImpl ( sessionImpl, listener );
            p.start ( "createQuery" );
            final Query query = item.createQuery ( parameters, queryImpl, updateData );
            p.start ( "Completing" );

            if ( query != null )
            {
                queryImpl.setQuery ( query );
                return queryImpl;
            }
            else
            {
                logger.warn ( "Unable to create query: {}", itemId );
                return null;
            }
        }
    }
    finally
    {
        p.stop ().log ();
    }
}
 
Example 8
/**
 * 組字而且畫出來。
 * 
 * @param 組字式
 *            使用者要求的組字式
 * @param 欲畫的所在
 *            畫字體的所在
 * @return 實際畫的組字式
 */
public String 組字(String 組字式, Graphics 欲畫的所在)
{
	if (組字式.length() >= 組字式上大長度)
		組字式 = 組字式.substring(0, 組字式上大長度);
	Profiler 看時工具 = new Profiler("組字 " + 組字式);
	看時工具.setLogger(記錄工具);

	看時工具.start("初使化");
	// 記錄工具.debug(MarkerFactory.getMarker("@@"),
	// "初使化~~ 時間:" + System.currentTimeMillis());

	看時工具.start("分析中");
	// 記錄工具.debug("分析中~~ 時間:" + System.currentTimeMillis());

	IDSParser 序列分析工具 = new IDSParser(組字式, 查詢方式);
	CharComponent CharComponent;
	try
	{
		CharComponent = 序列分析工具.解析一個組字式();
	}
	catch (IDSExecption e)
	{
		// TODO 看欲按怎處理,硬顯示,抑是傳連結毋著?
		e.printStackTrace();
		return "";
	}

	CharComponent 組字部件 = (CharComponent) CharComponent;
	// 組字部件.建立組字式(組字式建立工具);
	// 記錄工具.debug(組字部件.提到組字式());
	CharComponent = (CharComponent) 正規化工具.正規化(代換工具.三元素組合代換成二元素(CharComponent));
	組字部件.樹狀結構組字式();
	// 記錄工具.debug(組字部件.提到組字式());

	看時工具.start("設定中");
	// 記錄工具.debug("設定中~~ 時間:" + System.currentTimeMillis());

	ChineseCharCompositeMoveabletype 活字 = CharComponent.typeset(設定工具, null);

	看時工具.start("調整中");
	// 記錄工具.debug("調整中~~ 時間:" + System.currentTimeMillis());

	活字.adjust(調整工具);

	看時工具.start("四角中");
	SeprateMovabletype 上尾欲畫的圖 = 調整工具.format((PieceMovableType) 活字);

	看時工具.start("加粗中");
	活字加粗.加粗(上尾欲畫的圖);

	看時工具.start("列印中");
	// 記錄工具.debug("列印中~~ 時間:" + System.currentTimeMillis());
	Graphics2D 字型圖版 = (Graphics2D) 欲畫的所在;
	字型圖版.setColor(Color.black);
	字型圖版.setRenderingHint(RenderingHints.KEY_ANTIALIASING,
			RenderingHints.VALUE_ANTIALIAS_ON);
	字型圖版.translate(0, 字型大細 * 0.83);// TODO 閣愛研究按怎調整
	字型圖版.setStroke(new NullStroke());

	AwtForSinglePiecePrinter 列印工具 = new AwtForSinglePiecePrinter(字型圖版);

	列印工具.printPiece(上尾欲畫的圖);

	看時工具.stop().log();
	return 組字部件.樹狀結構組字式();
}