public static long  StringToLong(String t) throws NumberFormatException, ParseException{
            long date=0;
            SimpleDateFormat sdf=new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
            String t1="";
            String t2="";
            if(t.contains(".")){
                t1=t.substring(0
 
, t.indexOf("."))+t.substring(t.indexOf("+"), t.length());
                System.out.println(t1);
                t2=t.substring(t.indexOf(".")+1, t.indexOf("+"));
            }else{
                t1=t;
                t2="0";
            }
            t1=DateString2formatString(t1);

           System.out
 
.println(t2);
           long timeStart=sdf.parse(t1).getTime()+Long.parseLong(t2);
           System.out.println(timeStart);
           return timeStart;
        }


       public static String DateString2formatString(String s)  
       {  
           String str="";  
           try  
           {  
               SimpleDateFormat sdf=new
 
 SimpleDateFormat("yyyy-MM-dd HH:mm:ss");  
               SimpleDateFormat sd=new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssX");  
               Date date=sd.parse(s);  
               str=sdf.format(date);  
           }  
           catch(Exception e)  
           {  
               System.out.println(e.getMessage());  
               return str;  
           }  
           return str;  
       }  
 public static void main(String[] args) throws Exception {
           String strs="2015-12-08T16:58:53+08:00";
           String  t="2016-06-12T12:35:00.320+08:00";
           long l=StringToLong(t);
           System.out.println(new Date(l));
    }