jfreeChart X轴显示时间 格式时间以及超链接

XYPlot   plot   =   chart.getXYPlot(); 

                        

plot.setForegroundAlpha(0.5f);                         

XYItemRenderer   renderer   =   plot.getRenderer();                         

 renderer.setToolTipGenerator( 

                 new   StandardXYToolTipGenerator(                                                           

                                 StandardXYToolTipGenerator.DEFAULT_TOOL_TIP_FORMAT, 

                                 new   **DateFormat(yyyy-MM),  

                                new   DecimalFormat( "0 )                                     

                  )                         

 );     

                                              

DateAxis   dateAxis   =   new   DateAxis( "时间 ");                         

dateAxis.setDateFormatOverride(new   **DateFormat( "yyyy-MM "));                          dateAxis.setAutoRange(true);                         

dateAxis.setTickMarkPosition(DateTickMarkPosition.MIDDLE);                         

plot.setDomainAxis(dateAxis);

 

 

 

 //为柱图设置“数据挖陷”
         //第一个参数是跳转的连接地址
         renderer.setBaseItemURLGenerator(new StandardCategoryURLGenerator(
        "detail.jsp", "fruit", ""));