public static CategoryDataset timeCreateDataset2(String t0, String t1, String t2, String t3, Map<String,Integer> timemap, String user_name)
	   {
	       DefaultCategoryDataset dataset=new DefaultCategoryDataset();
	       //System.out.println(t0+t1+t2+t3);
	       int a0 = Integer.parseInt(t0);
	       int a1 = Integer.parseInt(t1);
	       int a2 = Integer.parseInt(t2);
	       int a3 = Integer.parseInt(t3);
	       int index = 0;
	       for(int i=a0; i<=a2; i++)
	       {
	       	int l=1, r=12;
	       	if(i==a0) l = a1;
	       	if(i==a2) r = a3;
	       	for(int j=l; j<=r; j++)
	       	{
	       		String ss = "";
	       		ss = ss + String.valueOf(i);
	       		if(j<10) ss = ss + "0" + String.valueOf(j);
	       		else ss = ss + String.valueOf(j);
	       		if(timemap.containsKey(ss)) {
	       			dataset.setValue(timemap.get(ss), user_name, ss);
	       			index++;
	       		}
	       	}
	       }
	       return dataset;
	   }