Bug 132645 Mouse Double Click/URL Redirect on Y series of Line Chart does not work
Decription: Add a interactivity on line chart, mouse double click/URL Redirect on Y Series, does not work. Steps to reproduce: 1.Add a line chart, bind with valid dataset. 2.In the "Format Chart" tab, add a interactivity on "Value(Y) Series", the type is "Mouse Double Click", and the action is set "URL Redirect". 3.Preview in layout, click on the Y Series, interactivity does not work.
chart/org.eclipse.birt.chart.device.extension/src/org/eclipse/birt/chart/device/image/JavaxImageIOWriter.java
{
			ImageIO.setUseCache( ( (Boolean) oValue ).booleanValue( ) );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see javax.imageio.event.IIOWriteWarningListener#warningOccurred(javax.imageio.ImageWriter,
	 *      int, java.lang.String)
	 */
	public void warningOccurred( ImageWriter source, int imageIndex,
			String warning )
	{
		logger.log( ILogger.WARNING, warning );
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.birt.chart.device.IDeviceRenderer#presentException(java.lang.Exception)
	 */
	public void presentException( Exception cexp )
	{
		if ( _bo == null )
		{
			_bo = BoundsImpl.create( 0, 0, 400, 300 );
		}
		String sWrappedException = cexp.getClass( ).getName( );
		while ( cexp.getCause( ) != null )
		{
			cexp = (Exception) cexp.getCause( );