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
s = getMimeType( );
				if ( s == null )
				{
					throw new ChartException( ChartDeviceExtensionPlugin.ID,
							ChartException.RENDERING,
							"JavaxImageIOWriter.exception.no.imagewriter.mimetype.and.format",
							new Object[]{
									getMimeType( ),
									getFormat( ),
									getClass( ).getName( )
							},
							Messages.getResourceBundle( getULocale( ) ) );
				}
				it = ImageIO.getImageWritersByMIMEType( s );
				if ( !it.hasNext( ) )
				{
					throw new ChartException( ChartDeviceExtensionPlugin.ID,
							ChartException.RENDERING,
							"JavaxImageIOWriter.exception.no.imagewriter.mimetype", 
							new Object[]{
								getMimeType( )
							},
							Messages.getResourceBundle( getULocale( ) ) );
				}
			}
			final ImageWriter iw = (ImageWriter) it.next( );
			logger.log( ILogger.INFORMATION,
					Messages.getString( "JavaxImageIOWriter.info.using.imagewriter", getULocale( ) ) 
							+ getFormat( )
							+ iw.getClass( ).getName( ) );